Samsung Galaxy A51 Vs Realme X2 Pro Specs Comparisons
Realme X2 Pro keeps 6.5" Super AMOLED display, Snapdragon 855 Plus SoC, 6 GB + 64 GB or 8 GB + 128 GB or 12 GB + 256 GB memory, 16 MP front camera, quad rear camera with 64 MP main sensor + 8 MP ultra-wide lens + 13 MP telephoto lens + 2 MP for depth-sensing, 4000 mAh battery with 50W fast charging and 380 $ price on launch.
While Samsung Galaxy A51 is equipped with Exynos 7 Octa 9611 SoC, 4 GB + 64 GB or 6 GB + 128 GB or 8 GB + 128 GB, 6.5" Super AMOLED display, 4000 mAh battery with 15 W fast charging, quad rear camera with 48 MP main sensor + 12 MP ultra-wide + 5 MP depth-sensing + 5 MP macro and 32 MP front camera.
Here’s an in-depth specifications comparison between Realme X2 Pro Vs Samsung Galaxy A51.
Jump to:
- System on Chip (SOC)
- RAM
- Storage
- Display
- Rear Camera
- Front Camera
- Audio File Formats / Codecs
- Video File Formats / Codecs
- Battery
- Price
- Network
Samsung Galaxy A51 |
Realme X2 Pro |
Brand and Model |
Brand and Model |
Brand |
Brand |
Samsung
|
Realme
|
Model |
Model |
Model name of the device.
|
|
Galaxy A51
|
X2 Pro
|
Model Alias |
Model Alias |
Аlternative names, under which the model is known.
|
|
Realme X2Pro
|
|
RMX1931
|
|
Galaxy A51 Operating System |
Realme X2 Pro Operating System |
An operating system (OS) is the program that manages all of the other application programs in a smartphone.
|
|
Android 10
|
ColorOS 6.1 (Android 9.0 Pie)
|
ColorOS 6.1 (Android 10 Pie)
|
|
User Interface (UI) |
User Interface (UI) |
A user interface (UI) is the graphical and usually touch-sensitive display on a smartphone that allows the user to interact with the device's apps, features, content and functions
|
|
One UI 2.0
|
Galaxy A51 System on Chip (SOC) |
Realme X2 Pro System on Chip (SOC) |
System on chips manages and controls the operation of the hardware components such as Main processor, graphics processor and memory. | |
SOC |
SOC |
SOC is a microchip with all the necessary electronic circuits. | |
Samsung Exynos 7 Octa 9611 | Qualcomm Snapdragon 855 Plus |
Process Technology |
Process Technology |
Nanometer (nm) architecture is the size of a transistor. The smaller the size, the more transistors can be integrated into the processor chip, which increases the computing volume. | |
10 nm | 7 nm |
CPU |
CPU |
CPU consists of multiple cores: Dual, Quad, Hexa, and Octa core. CPU cores distribute the work that comes in when you use your phone. | |
4x 2.3 GHz ARM Cortex-A73 | 1x 2.96 GHz Kryo 485 |
4x 1.7 GHz ARM Cortex-A53 | 3x 2.42 GHz Kryo 485 |
4x 1.8 GHz Kryo 485 | |
CPU Bits |
CPU Bits |
Processors use their register to store data as they perform their job, so more room means more values can be stored. | |
64 bits | 64 bits |
Instruction Set |
Instruction Set |
The instruction set architecture (ISA) is a group of commands used by the software to manage the CPU's work. | |
ARMv8-A | ARMv8-A |
CPU Frequency |
CPU Frequency |
It is measured in Megahertz (MHz) or Gigahertz (GHz). That number represents how many times the internal clock inside the CPU ticks in cycles per second. | |
2300 MHz | 2960 MHz |
CPU Cores |
CPU Cores |
The core CPU is the processor unit, which implements the instructions in the program. In the old days, each processor had one core that could focus on one task at a time. Today, CPUs have dual core, quad core, hexa core and so on. It increases the performance of the device, allowing several instructions to be executed in parallel. | |
8 | 8 |
GPU |
GPU |
GPU is a graphics processing unit, which handling the visual rendering elements of a phone's display They improve the performance in the rendering of videos, games, and other graphics. | |
ARM Mali-G72 MP3 | Qualcomm Adreno 640 |
GPU Cores |
GPU Cores |
The GPU consists of hundreds of smaller cores. They handle the computation of graphics in various applications. | |
3 | |
GPU Frequency |
|
The frequency is the clock rate of the graphic processor (GPU). | |
675 MHz |
Galaxy A51 RAM Capacity |
Realme X2 Pro RAM Capacity |
RAM (Random-Access Memory) is short-term digital storage which used by the operating system and all installed applications. | |
4 GB | 6 GB |
6 GB | 8 GB |
12 GB | |
RAM Type |
RAM Type |
The RAM in smart phones are a type known as LPDDR (low-power double data rate) which consumes little energy and heats up very little. | |
LPDDR4X | LPDDR4X |
RAM Channels |
RAM Channels |
More channels integrated in the SoC mean higher data transfer rates. | |
Double channel | Double channel |
RAM Frequency |
RAM Frequency |
RAM frequency relates directly to the rate of reading/writing from/in the RAM memory. | |
1866 MHz | |
Other Features |
Other Features |
Game Boost 2.0 | |
Touch Boost 2.0 | |
Frame Boost 2.0 |
Galaxy A51 Storage |
Realme X2 Pro Storage |
Smartphone storage is often considered as the total storage available on the device where the operating system, pre-installed apps and other system software is installed | |
64 GB | 64 GB |
128 GB | 128 GB |
256 GB | |
64GB- UFS 2.1 | |
128 GB and 256 GB – UFS 3.0 | |
Galaxy A51 Memory Cards |
Realme X2 Pro Memory Cards |
The types can be split into three main categories; SDXC, SDHC and SD cards. The key difference is the file system the cards use, and it affects the amount of storage it can hold. SD cards cap out at 2 GB, SDHC cards can handle between 4GB and 32GB, while SDXC cards are the highest memory capacity and typically made in sizes larger than 32GB. | |
microSD | No Card |
microSDHC | |
microSDXC |
Galaxy A51 Display |
Realme X2 Pro Display |
The display of a smartphone is featured by its technology, resolution, pixel density, diagonal length, color depth, etc. | |
Type / Technology |
Type / Technology |
One of the main features of the display is its type / technology, on which depends its performance. There are many display types used in smartphones: LCD, OLED, AMOLED, Super AMOLED, TFT, IPS and a few others. | |
Super AMOLED | Super AMOLED |
Diagonal Size |
Diagonal Size |
The size of a screen is usually described by the length of its diagonal, which is the distance between opposite corners. | |
6.5 in | 6.5 in |
165.1 mm | 165.1 mm |
16.51 cm | 16.51 cm |
Width |
Width |
Approximate inner width of the screen | |
2.72 in | 2.67 in |
69.19 mm | 67.75 mm |
6.92 cm | 6.78 cm |
Height |
Height |
Approximate inner height of the display | |
5.9 in | 5.93 in |
149.9 mm | 150.56 mm |
14.99 cm | 15.06 cm |
Aspect Ratio |
Aspect Ratio |
The ratio between the height and width of the display | |
2.167:1 | 2.222:1 |
Resolution |
Resolution |
The display resolution shows the number of pixels on the horizontal and vertical side of the screen. The higher the resolution means the greater the detail of the displayed content. | |
1080 x 2340 pixels | 1080 x 2400 pixels |
Pixel Density |
Pixel Density |
Pixel density is calculated by dividing the diagonal pixel resolution of a display by its diagonal size. The higher the pixel density means more detailed and clear information displayed on the screen. | |
396 ppi | 405 ppi |
155 ppcm | 159 ppcm |
Color Depth |
Color Depth |
It shows the number of bits used for the color components of one pixel. The more bits per pixel, the higher color variety and quality of the display. | |
24 bits | 24 bits |
16777216 colors | 16777216 colors |
Display Area |
Display Area |
The estimated percentage of smartphone display area. | |
89.19 % | 83.97 % |
Other Features |
Other Features |
Information about other functions and features of the display. | |
Capacitive | Capacitive |
Multi-touch | Multi-touch |
Scratch resistant | Scratch resistant |
Corning Gorilla Glass 5 | |
Fluid Display | |
Peak brightness- 1000 cd/m square | |
2.5D curved glass screen | |
90 Hz refresh rate | |
135 Hz sampling rate | |
100% DCI-P3 | |
HDR10+ | |
TUV Rheinland Full Care Display Certification | |
Galaxy A51 Sensors |
Realme X2 Pro Sensors |
Sensors vary in type and purpose. They increase the overall functionality of the smartphone, in which they are integrated. | |
Proximity | Proximity |
Light | Light |
Accelerometer | Accelerometer |
Compass | |
Gyroscope | Gyroscope |
Fingerprint | Fingerprint |
Tactile Linear Motor | |
In-display fingerprint sensor | Fingerprint sensor model- Goodix 3.0 (In-display optical fingerprint sensor) |
Galaxy A51 Rear Camera |
Realme X2 Pro Rear Camera |
The rear camera of the smartphone is usually placed on its back and can be combined with one or more additional cameras. | |
Sensor Model |
Sensor Model |
Manufacturer and model of the image sensor used by camera of the smartphone. | |
Samsung S5KGM2 | Samsung S5KGW1 |
Sensor type |
Sensor type |
The most common types of sensors on smartphones are CMOS, BSI, ISOCELL, etc. | |
ISOCELL | ISOCELL |
Sensor format |
Sensor format |
The image sensor format is the shape and size of the image sensor. It is usually expressed in inches. | |
1/2.25” | 1/1.72" |
Aperture |
Aperture |
The aperture is an opening or a hole through which light passes. Aperture controls the brightness of the image that travels through the lens and falls on the image sensor. The lower the f-stop number, the larger the diaphragm opening is, hence, the more light reaches the sensor. Usually, the f-stop number specified is the one that corresponds to the maximum possible diaphragm opening. | |
f/2 | f/1.8 |
Flash Type |
Flash Type |
The rear cameras of mobile devices use mainly a LED flash. It may arrive in a single, dual- or multi-light setup and in different arrangements. | |
LED | Dual LED |
Image Resolution |
Image Resolution |
One of the main features of the cameras is their image resolution. It shows the number of pixels on the horizontal and vertical dimensions of the image, which can also be displayed in megapixels, indicating the approximate number of pixels in millions. Higher resolution means more image detail. | |
8000 x 6000 pixels | 9280 x 6944 pixels |
48 MP | 64.44 MP |
Video resolution |
Video resolution |
Video resolution in a smartphone refers to the number of distinct pixels that could be displayed in each dimension. Information about the maximum resolution at which the rear camera can shoot videos. | |
1920 x 1080 pixels | 3840 x 2160 pixels |
2.07 MP | 8.29 MP |
Video FPS |
Video FPS |
Stands for "Frames Per Second." FPS is used to measure frame rate. Information about the maximum number of frames per second (fps) supported by the rear camera while recording video at the maximum resolution. Some of the main standard frame rates for recording and playing video are 24 fps, 25 fps, 30 fps, 60 fps. | |
30 fps | 60 fps |
Features |
Features |
Information about additional software and hardware features of the rear camera which improve its overall performance. | |
Autofocus | Autofocus |
Continuous shooting | Continuous shooting |
Digital zoom | Digital zoom |
Optical Zoom | |
Digital image stabilization | Digital image stabilization |
Geotagging | Geotagging |
Panorama | Panorama |
HDR | HDR |
Touch focus | Touch focus |
Face detection | Face detection |
White balance setting | White balance setting |
ISO setting | ISO setting |
Exposure compensation | Exposure compensation |
Self-timer | Self-timer |
Scene mode | Scene mode |
Macro mode | |
Pixel size- 1.6 um (4-in-1 pixel binning) | Pixel size- 1.6 um (4-in-1 pixel binning) |
Sensor type- ISOCELL Plus | |
Super Phase Detection | Super Phase detection |
6-element lens | 6-element lens |
PDAF | |
Pixel size- 0.8 um | |
Focal length (35mm equivalent)- 26 mm | |
Sensor type- ISOCELL Plus | |
Secondary rear camera - 12 MP (ultra-wide) |
Secondary rear camera - 8 MP (ultra-wide) |
Aperture size - f/2.2 (#2) | Aperture size - f/2.2 (#2) |
Sensor size- 1/4" (#2) | |
Pixel size- 1.12 um (#2) | Pixel size- 1.12 um (#2) |
Angle of view- 115 degree (#2) | |
Focal length (35 mm equivalent)- 14 mm (#2) | |
Phase Detection (#2) | |
720 @ 960 fps (#2) | |
Third rear camera - 5 MP (depth-sensing) |
Third rear camera- 2 MP (depth-sensing) |
Aperture size - f/1.12 (#3) | Sensor size- 1/5” (#3) |
Pixel size- 1.75 um (#3) | |
Aperture size- f/2.4 (#3) | |
Fourth Rear Camera-5 MP (Macro) |
Fourth rear camera- 13 MP (telephoto) |
Sensor size- 1/3.4” (#4) | |
Pixel size- 1.0 um (#4) | |
Aperture size- f/2.4 (#4) | Aperture size- f/2.5 (#4) |
Phase Detection (#4) | |
20x hybrid zoom (#4) | |
2x optical zoom (#4) | |
Focal length (35 mm equivalent)- 51.6 mm (#4) | |
5-elements lens (#4) |
Galaxy A51 Front Camera |
Realme X2 Pro Front Camera |
Modern smartphones have one or more front cameras and their positioning has led to various design concepts – pop-up camera, rotating camera, notch, punch hole, under-display camera, etc. | |
Sensor Model |
Sensor Model |
Manufacturer and model of the image sensor used by camera of the smartphone. | |
Samsung S5KGD1 | Samsung S5KGS1 |
Sensor Type |
Sensor Type |
Information about the sensor type of the camera. Some of the most widely used types of image sensors on mobile devices are CMOS, BSI, ISOCELL, etc. | |
ISOCELL | ISOCELL |
Aperture |
Aperture |
The aperture is an opening or a hole through which light passes. Aperture controls the brightness of the image that travels through the lens and falls on the image sensor. The lower the f-stop number, the larger the diaphragm opening is, hence, the more light reaches the sensor. Usually, the f-stop number specified is the one that corresponds to the maximum possible diaphragm opening. | |
f/2.2 | |
Image Resolution |
Image Resolution |
One of the main features of the cameras is their image resolution. It shows the number of pixels on the horizontal and vertical dimensions of the image, which can also be displayed in megapixels, indicating the approximate number of pixels in millions. Higher resolution means more image detail. | |
6560 x 4928 pixels | 6528 x 4896 pixels |
32.33 MP | 31.96 MP |
Video Resolution |
Video Resolution |
Video resolution in a smartphone refers to the number of distinct pixels that could be displayed in each dimension. Information about the maximum resolution at which the rear camera can shoot videos. | |
1920 x 1080 pixels | 1920 x 1080 pixels |
2.07 MP | 2.07 MP |
Video FPS |
Video FPS |
Stands for "Frames Per Second." FPS is used to measure frame rate. Information about the maximum number of frames per second (fps) supported by the rear camera while recording video at the maximum resolution. Some of the main standard frame rates for recording and playing video are 24 fps, 25 fps, 30 fps, 60 fps. | |
30 fps | 30 fps |
Features |
Features |
Information about additional software and hardware features of the front camera which improve its overall performance. | |
Pixel size- 0.8 um | Pixel size -0.8 um |
Face unlock | Face unlock |
Pixel size- 1.6 um (4-in-1 pixel binning) | |
Sensor type- ISOCELL | Sensor type- ISOCELL PLUS |
Sensor size-1/2.8” | 5-element lens |
Galaxy A51 Audio |
Realme X2 Pro Audio |
Information about the type of speakers and the audio technologies supported by the device. | |
Speaker |
Speaker |
The loudspeaker is a device, which converts an electrical audio signal into a corresponding sound such as ring tones, alarms, music, voice calls, etc. Information about the type of speakers the device uses. | |
Loudspeaker | Loudspeaker |
Earpiece | Earpiece |
Dolby Atmos | |
Superlinear speaker | |
Smart PA | |
Hi-Res Audio | |
Active noise cancellation with dual microphone | |
Galaxy A51 Radio |
Realme X2 Pro Radio |
The radio in a smartphones is a built-in FM radio receiver. Information whether the device has an FM radio receiver or not. | |
Yes | Yes |
Galaxy A51 Tracking / Positioning |
Realme X2 Pro Tracking / Positioning |
Information about the positioning and navigation technologies supported by the device. | |
GPS | GPS |
A-GPS | A-GPS |
GLONASS | GLONASS |
BeiDou | BeiDou |
Galileo | |
Galaxy A51 Wi-Fi |
Realme X2 Pro Wi-Fi |
Wi-Fi is a method for devices such as smartphones to connect wirelessly to the Internet using radio waves. Wi-Fi communication between devices is realized via the IEEE 802.11 standards. Some devices have the possibility to serve as Wi-Fi Hotspots by providing internet access for other nearby devices. Wi-Fi Direct (Wi-Fi P2P) is another useful standard that allows devices to communicate with each other without the need for wireless access point (WAP). | |
802.11a (IEEE 802.11a-1999) | 802.11a (IEEE 802.11a-1999) |
802.11b (IEEE 802.11b-1999) | 802.11b (IEEE 802.11b-1999) |
802.11g (IEEE 802.11g-1999) | 802.11g (IEEE 802.11g-2003) |
802.11n (IEEE 802.11n-2003) | 802.11n (IEEE 802.11n-2009) |
802.11n 5GHz | 802.11n 5GHz |
802.11ac (IEEE 802.11ac) | 802.11ac (IEEE 802.11ac) |
Dual band | Dual band |
Wi-Fi Hotspot | Wi-Fi Hotspot |
Wi-Fi Direct | Wi-Fi Direct |
Wi-Fi Display | Wi-Fi Display |
2x2 MiMO | |
256 QAM | |
Galaxy A51 Bluetooth |
Realme X2 Pro Bluetooth |
Bluetooth is a short-range wireless communication technology that allows devices to transmit data or voice wirelessly over a short distance. | |
Version |
Version |
The Bluetooth has several versions, which improve the connection speed, range, connectivity and discoverability of the devices. Information about the Bluetooth version of the device. | |
5.0 | 5.0 |
Features |
Features |
Bluetooth uses many profiles and protocols for faster data exchange, energy saving, better hardware discovery, etc. Some of those supported by the device are listed here. | |
A2DP | A2DP |
AVRCP | LE |
DIP | |
HFP | |
HID | |
HSP | |
MAP | |
OPP | |
PAN | |
PBAP/PAB | |
HOGP | |
Galaxy A51 USB |
Realme X2 Pro USB |
The Universal Serial Bus (USB) is an industry standard that allows different electronic devices to exchange data. | |
Connector Type |
Connector Type |
There are several USB connector types: the Standard one, the Mini and Micro connectors, On-The-Go connectors, etc. Type of the USB connector used by the device. | |
USB Type-C | USB Type-C |
Version |
Version |
There are several versions of the Universal Serial Bus (USB) standard: USB 1.0 (1996), the USB 2.0 (2000), the USB 3.0 (2008), etc. With each following version the rate of data transfer is increased. | |
2.0 | 2.0 |
Features |
Features |
The USB interface in mobile devices may be used for different purposes such as battery charging, using the device as a mass storage, host, etc. | |
Charging | Charging |
Mass Storage | Mass Storage |
On-The-Go | On-The-Go |
Galaxy A51 Headphone Jack |
Realme X2 Pro Headphone Jack |
The headphone jack is an audio phone connector, a.k.a. an audio jack. The most widely used one in smartphones is the 3.5 mm headphone jack. Information whether the device is equipped with a 3.5 mm audio jack. | |
Yes | Yes |
Galaxy A51 Connectivity |
Realme X2 Pro Connectivity |
Information about some of the most widely used connectivity technologies supported by the device. | |
Computer sync | Computer sync |
OTA sync | OTA sync |
Tethering | Tethering |
NFC | |
VoLTE | VoLTE |
ANT+ | |
Galaxy A51 Browser |
Realme X2 Pro Browser |
A web browser is a software application for accessing, fetching, displaying and navigating through information on the World Wide Web. | |
HTML | HTML |
HTML5 | HTML5 |
CSS 3 | CSS 3 |
Galaxy A51 Audio File Formats / Codecs |
Realme X2 Pro Audio File Formats / Codecs |
Smartphones support various audio file formats and codecs, which respectively store and code/decode digital audio data. List of some of the most common audio file formats and codecs supported standardly by the device. | |
AAC | AAC |
AAC+ / aacPlus / HE-AAC v1 | |
AMR / AMR-NB / GSM-AMR | AMR / AMR-NB / GSM-AMR |
AMR-WB | AMR-WB |
eAAC+ / aacPlus v2 / HE-AAC v2 | eAAC+ / aacPlus v2 / HE-AAC v2 |
FLAC | FLAC |
M4A | |
MIDI | MIDI |
MP3 | |
OGG | OGG |
WMA | WMA |
WAV | WAV |
Galaxy A51 Video File Formats / Codecs |
Realme X2 Pro Video File Formats / Codecs |
Smartphones support various video file formats and codecs, which respectively store and code/decode digital video data. List of some of the most common video file formats and codecs supported standardly by the device. | |
3GPP | 3GPP |
3GPP2 | |
AVI | AVI |
DivX | DivX |
Flash Video | Flash Video |
H.263 | H.263 |
H.264 / MPEG-4 Part 10 / AVC video | H.264 / MPEG-4 Part 10 / AVC video |
H.265 / MPEG-H Part 2 / HEVC | |
MP4 | MP4 |
MKV | MKV |
VC-1 | |
VP8 | |
VP9 | |
WebM | WebM |
WMV | WMV |
WMV7 | |
WMV8 | |
Xvid | Xvid |
Galaxy A51 Battery |
Realme X2 Pro Battery |
The batteries smartphones differ in capacity and technology. They provide the electrical charge needed for the functioning of the devices. | |
Capacity |
Capacity |
The capacity of a battery shows the maximum charge, which it can store, measured in mili-Ampere hours. | |
4000 mAh | 4000 mAh |
Type |
Type |
In terms of chemical composition, there are different battery types and some of the most commonly used in mobile devices are the lithium-ion (Li-Ion) and the lithium-ion polymer battery (Li-Polymer). | |
Li-Polymer | Li-Polymer |
Features |
Features |
Information about some additional features of the device's battery. | |
Non-removable | Non-removable |
Fast charging | Fast charging |
50W fast charging | |
Charger Output Power |
Charger Output Power |
Information about the electric current (amperes) and voltage (volts) the charger outputs. The higher power output allows faster charging. | |
5 V / 2 A | |
9 V / 1.67 A | 10 V / 5 A |
Quick Charge Technology |
Quick Charge Technology |
Quick charge technologies is used in devices such as mobile phones, for managing power delivered over USB, mainly by communicating to the power supply and negotiating a voltage. It offers more power and thus charges batteries in devices faster than standard USB rates allow. | |
Super VOOC Flash Charge | |
Launch |
Realme X2 Pro Launch |
Announced |
Announced |
2019, 13th December | 2019, Oct. |
Status |
Status |
Release 31th January 2020 | Release 18th Oct. 2019 |
Galaxy A51 Price |
Realme X2 Pro Price |
6 GB + 64 GB = 380 $ | |
6 GB + 128 GB = 335 $ | 8 GB + 128 GB = 410 $ |
12 GB + 256 GB = 465 $ | |
Galaxy A51 Design |
Realme X2 Pro Design |
Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications. | |
Colors |
Colors |
Information about the colors, in which the device is available in the market. | |
Prism Crush Black | Poseidon |
Prism Crush Blue | Luna |
Prism Crush Pink | Red Brick |
Prism Crush White | Cement |
Width |
Width |
The horizontal side of the device when it is used in its standard orientation. | |
73.6 mm | 75.7 mm |
7.36 cm | 7.57 cm |
0.24 ft | 0.25 ft |
2.9 in | 2.98 in |
Height |
Height |
The vertical side of the device when it is used in its standard orientation. | |
158.5 mm | 161 mm |
15.85 cm | 16.1 cm |
0.52 ft | 0.53 ft |
6.24 in | 6.34 in |
Thickness |
Thickness |
Information about the thickness / depth of the device in different measurement units. | |
7.9 mm | 8.7 mm |
0.79 cm | 0.87 cm |
0.03 ft | 0.03 ft |
0.31 in | 0.34 in |
Weight |
Weight |
Information about the weight of the device in different measurement units. | |
172 g | 199 g |
0.38 lbs | 0.44 lbs |
6.07 oz | 7.02 oz |
Volume |
Volume |
Estimated volume of the device, calculated from the dimensions provided by the manufacturer. Applies for devices in the form of a rectangular parallelepiped. | |
92.16 cm3 | 106.03 cm3 |
5.6 in3 | 6.44 in3 |
Body Materials |
Body Materials |
Materials used in the fabrication of the device's body. | |
Plastic | Aluminum alloy |
Glass | |
Galaxy A51 SIM Card |
Realme X2 Pro SIM Card |
The Subscriber Identity Module (SIM) is used in mobile devices for storing data authenticating the subscribers of mobile services. | |
SIM Card Type |
SIM Card Type |
Information about the type and size (form factor) of the SIM card used in the device. | |
Nano-SIM (4FF-fourth form factor, since 2012, 12.30 x 8.80 x 0.67 mm) | Nano-SIM (4FF-fourth form factor, since 2012, 12.30 x 8.80 x 0.67 mm) |
Number of SIM Cards |
Number of SIM Cards |
Information about the number of SIM cards, supported by the device. | |
2 | 2 |
Features |
Features |
Information about some specific features related to the SIM card(s) of the device. | |
Dual SIM stand-by | Dual SIM stand-by |
Galaxy A51 Mobile Network Technology and Bandwidth |
Realme X2 Pro Mobile Network Technology and Bandwidth |
Communication between devices within mobile networks is realized via various generations of network technologies, which provide different bandwidth. | |
UMTS (384 kbit/s) | UMTS (384 kbit/s) |
EDGE | EDGE |
GPRS | GPRS |
HSPA+ | HSPA+ |
LTE Cat 12 (102.0 Mbit/s, 603.0 Mbit/s) | LTE Cat 13/ Cat 15 |
4x4 MiMO |
Galaxy A51 Networks |
Realme X2 Pro Networks |
A mobile (cellular) network is a radio system, which allows a large number of smartphones to communicate with each other. | |
GSM |
GSM |
GSM (Global System for Mobile Communications) is a standard to describe the protocols for second-generation (2G) digital cellular networks used by mobile devices. It has been improved with the addition of General Packet Radio Services (GPRS) and later via the Enhanced Data rates for GSM Evolution (EDGE) technology. | |
GSM 850 MHz (B5) | GSM 850 MHz (B5) |
GSM 900 MHz (B8) | GSM 900 MHz (B8) |
GSM 1800 MHz (B3) | GSM 1800 MHz (B3) |
GSM 1900 MHz (B2) | GSM 1900 MHz (B2) |
CDMA |
|
CDMA 800 MHz (BC0) | |
UMTS |
W-CDMA |
W-CDMA (Wideband Code Division Multiple Access) is a third generation mobile networks. It is one of the three different UMTS interfaces together with the TD-SCDMA and the TD-CDMA. The standard provides faster data transfer speeds and allows more users to connect to the network simultaneously. | |
UMTS 850 MHz (B5) | W-CDMA 850 MHz (B5) |
W-CDMA 850 MHz (B6) | |
UMTS 900 MHz (B8) | W-CDMA 900 MHz (B8) |
W-CDMA 1700 MHz (B4) | |
UMTS 1900 MHz (B2) | W-CDMA 1900 MHz (B2) |
UMTS 2100 MHz (B1) | W-CDMA 2100 MHz (B1) |
TD-SCDMA |
|
TD-SCDMA (Time Division Synchronous Code Division Multiple Access) is the 3G standard developed for and used by China Mobile on the Chinese mainland. | |
TD-SCDMA 1880-1920 MHz | |
TD-SCDMA 2010-2025 MHz | |
LTE |
LTE |
LTE is a 4G wireless communications standard developed by the 3rd Generation Partnership Project based on the GSM/EDGE and UMTS/HSPA technologies in order to increase the speed and capacity of wireless data networks. A further development of the technology is called LTE Advanced. | |
LTE-FDD 700 MHz (B12) | |
LTE-FDD 700 MHz (B17) | |
LTE-FDD 800 MHz (B20) | |
LTE-FDD 850 MHz (B5) | LTE-FDD 850 MHz (B5) |
LTE-FDD 850 MHz (B18) | |
LTE-FDD 850 MHz (B26) | |
LTE-FDD 900 MHz (B8) | LTE-FDD 900 MHz (B8) |
LTE-FDD 1700 MHz (B8) | |
LTE-FDD 1800 MHz (B3) | LTE-FDD 1800 MHz (B4) |
LTE-FDD 1900 MHz (B2) | |
LTE-FDD 2100 MHz (B1) | LTE-FDD 2100 MHz (B1) |
LTE-FDD 2600 MHz (B7) | LTE-FDD 2600 MHz (B7) |
LTE-TDD 1900 MHz (B39) | |
LTE-TDD 2000 MHz (B34) | |
LTE-TDD 2300 MHz (B40) | |
LTE-TDD 2500 MHz (B41) | |
LTE-TDD 2600 MHz (B38) | |
LTE B1 / B3 / B38 / B41 – 4x4 MiMO |
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