Compare Oppo A8 VS Vivo U3

Vivo U3 is equipped with 6.53" IPS screen, Snapdragon 675 SoC, 4 GB + 64 GB or 6 GB + 64 GB memory, 16 MP front camera, triple rear camera with 16 MP main sensor + 8 MP ultra-wide lens and 2 for depth-sensing, 5000 mAh battery, and 141 $ start price on launch.

While Oppo A8 keeps a 6.5" IPS display, Helio P35 SoC, 4 GB RAM, 128 GB storage, triple rear camera with 13 MP main sensor + 2 MP macro lens and 2 for depth-sensing, 8 MP front camera, 4230 mAh battery and 212 $ price on launch.

Here’s an in-depth specifications comparison between Vivo U3 and Oppo A8.

Jump to:

1. Operating System  Comparison
2. System  on  Chip (SOC)  Comparison
3. RAM Comparison
4. Storage  Comparison
5. Display Comparison
6. Launch Date Comparison
7. Price  Comparison
8. Sensors  Comparison
9. Rear Camera Comparison
10. Front Camera Comparison
11. Tracking /  Positioning  Comparison
12. Wi-Fi  Comparison
13. Bluetooth  Comparison
14. USB Comparison
15. Connectivity  Comparison
16. Audio File Formats /  Codecs Comparison
17. Video File Formats /  Codecs Comparison
18. Battery  Comparison
19. Design  Comparison 
20. SIM Card  Comparison
21. Networks  Comparison
22. Mobile Network Technology and Bandwidth Comparison

Oppo A8	Vivo U3
Brand and Model	Brand and Model
Brand	Brand
Oppo	Vivo
Model	Model
A8	U3
Model Alias	Model Alias
PDBM00
PDBT00
Oppo A8 Operating System (OS)	Vivo U3 Operating System
ColorOS 6.1 (Android 9.0 Pie)	Funtouch 9.0 OS (Android 9.0 Pie)
Oppo A8 System on  Chip (SOC)	Vivo U3 System on Chip (SOC)
SOC	SOC
Media Tek Helio P35 (MT6765)	Qualcomm Snapdragon 675
Process Technology	Process Technology
12 nm	11 nm
CPU	CPU
4x 2.3 GHz ARM Cortex-A53	2x 2.0 GHz Kryo 460
4x 1.8 GHz ARM Cortex-A53	6x 1.7 GHz Kryo 460
CPU Bits	CPU Bits
64 bits	64 bits
Instruction Set	Instruction Set
ARMv8-A	ARMv8
CPU Frequency	CPU Frequency
2300 MHz	2000 MHz
CPU Cores	CPU Cores
8	8
GPU	GPU
Power VR GE8320	Qualcomm Adreno 612
GPU Frequency	GPU Frequency
680 MHz
Oppo A8 RAM Capacity	RAM Capacity
4 GB	4 GB
	6 GB
RAM Type	RAM Type
LPDDR4X
RAM Channels	RAM Channels
Double Channel
RAM Frequency	RAM Frequency
1866 MHz
Other Features	Other Features
	Multi Turbo
	Game Space
Oppo A8 Storage	Vivo U3 Storage
128 GB	64 GB
Oppo A8 Memory Cards	Vivo U3 Memory Cards
microSD	microSD
microSDHC	microSDHC
microSDXC	microSDXC
Oppo A8 Display	Vivo U3 Display
Type / Technology	Type / Technology
IPS	IPS
Diagonal Size	Diagonal Size
6.5 in	6.53 in
165.1 mm	165.86 mm
16.51 cm	16.59 cm
Width	Width
2.67 in	2.74 in
67.75 mm	69.51 mm
6.78 cm	6.95 cm
Height	Height
5.93 in	5.93 in
150.56 mm	150.6 mm
15.06 cm	15.06 cm
Aspect Ratio	Aspect Ratio
2.222:1	2.167:1
Resolution	Resolution
720 x 1600  pixels	1080 x 2340  pixels
Pixel Density	Pixel Density
270 ppi	395 ppi
106 ppcm	155 ppcm
Color Depth	Color Depth
24 bits	24 bits
16777216 colors	16777216 colors
Display Area	Display Area
82.7 %	84.69 %
Other Features	Other Features
Capacitive	Capacitive
Multi-touch	Multi-touch
Scratch-resistant	Scratch resistant
Oppo A8 Sensors	Vivo U3 Sensors
Proximity	Proximity
Light	Light
Accelerometer	Accelerometer
Compass	Compass
Gyroscope	Gyroscope
Fingerprint	Fingerprint
Gravity
Oppo A8 Rear Camera	Vivo U3 Rear Camera
Sensor type	Sensor type
	CMOS
Aperture	Aperture
f/2	f/1.78
Flash Type	Flash Type
LED	LED
Image Resolution	Image Resolution
4032 x 3120  pixels	4608 x 3456 pixels
12.58 MP	15.93 MP
Video resolution	Video resolution
1920 x 1080 pixels	1920 x 1080 pixels
2.07 MP	2.07 MP
Video FPS	Video FPS
30 fps	30 fps
Features	Features
Autofocus	Autofocus
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
5-element lens
Secondary rear camera- 2 MP (Macro)	Secondary rear camera- 8 MP (ultra-wide angle)
	Aperture size- f/2.2 (#2)
Third rear camera- 2 MP depth-sensing)	Third rear camera- 2 MP
	Aperture size- f/2.4 (#3)
Oppo A8 Front Camera	Vivo U3 Front Camera
Sensor Type	Sensor Type
	CMOS
Aperture	Aperture
f/2.2	f/2
Image Resolution	Image Resolution
3264 x 2448 pixels	4608 x 3456 pixels
7.99 MP	15.93 MP
Video Resolution	Video Resolution
1920 x 1080 pixels	1920 x 1080 pixels
2.07 MP	2.07 MP
Video FPS	Video FPS
30 fps	30 fps
Features	Features
	Face unlock
Oppo A8 Audio	Vivo U3 Audio
Loudspeaker	Loudspeaker
Earpiece	Earpiece
Oppo A8 Radio	Vivo U3 Radio
Yes	Yes
Oppo A8 Tracking /  Positioning	Vivo U3 Tracking /  Positioning
GPS	GPS
A-GPS	A-GPS
GLONASS	GLONASS
BeiDou
Oppo A8 Wi-Fi	Vivo U3 Wi-Fi
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-2003)	802.11g (IEEE 802.11g-2003)
802.11n (IEEE 802.11n-2009)	802.11n (IEEE 802.11n-2009)
802.11n 5GHz	802.11n 5GHz
802.11 ac (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
Oppo A8 Bluetooth	Vivo U3 Bluetooth
Version	Version
4.2	5.0
Features	Features
A2DP	A2DP
LE	LE
Oppo A8 USB	Vivo U3 USB
Connector Type	Connector Type
Micro USB	Micro USB
Version	Version
2.0	2.0
Features	Features
Charging	Charging
Mass Storage	Mass Storage
On-The-Go	On-The-Go
Oppo A8 Headphone Jack	Vivo U3 Headphone Jack
Yes	Yes
Oppo A8 Connectivity	Vivo U3 Connectivity
Computer sync	Computer sync
	OTA sync
Tethering	Tethering
VoLTE	VoLTE
Oppo A8 Browser	Vivo U3 Browser
HTML	HTML
HTML5	HTML5
CSS 3	CSS 3
Oppo A8 Audio File Formats /  Codecs	Vivo U3 Audio File Formats /  Codecs
AAC	AAC
AAC+ / aaPlus / HE-AAC v1	AAC+ / aacPlus / HE-AAC v1
AMR / AMR-NB / GSM-AMR	AMR / AMR-NB / GSM-AMR
AMR-WB	AMR-WB
	aptX / apt-X
eAAC+ / aacPlus v2 / HE-AAC v2	eAAC+ / aacPlus v2 / HE-AAC v2
FLAC	FLAC
MIDI	MIDI
MP3	MP3
OGG	OGG
WMA	WMA
WAV	WAV
	LDAC
Oppo A8 Video File Formats /  Codecs	Vivo U3 Video File Formats /  Codecs
3GPP	3GPP
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	H.265 / MPEG-H Part 2 / HEVC
MKV	MKV
MP4	MP4
	VC-1
WebM
WMV
Xvid	Xvid
Oppo A8 Battery	Vivo U3 Battery
Capacity	Capacity
4230 mAh	5000 mAh
Type	Type
Li-Polymer	Li-Polymer
Features	Features
Non-removable	Non-removable
	Fast charging
Charger Output Power	Charger Output Power
	9 V / 2 A
Oppo A8 Launch	Vivo U3 Launch
Announced	Announced
2019, 20th December	2019, Oct.
Status	Status
Release 20th December	Release Oct. 2019
Oppo A8 Price	Vivo U3 Price
	4 GB + 64 GB = 141 $
4 GB + 128 GB = 171 $	6 GB + 64 GB = 170 $
Oppo A8 Design	Vivo U3 Design
Colors	Colors
Secret Night Black	Agate Black
Azure	Spar Blue
	Porcelain Green
Width	Width
75.5 mm	76.47 mm
7.55 cm	7.65 cm
0.25 ft	0.25 ft
2.97 in	3.01 in
Height	Height
163.9 mm	162.15 mm
16.39 cm	16.22 cm
0.54 ft	0.53 ft
6.45 in	6.38 in
Thickness	Thickness
8.3 mm	8.89 mm
0.83 cm	0.89 cm
0.03 ft	0.03 ft
0.33 in	0.35 in
Weight	Weight
180 g	193 g
0.4 lbs	0.43 lbs
6.35 oz	6.69 oz
Volume	Volume
102.71 cm3	110.23 cm3
6.24 in3	6.69 in3
Body Materials	Body Materials
Plastic	Plastic
Oppo A8 SIM Card	Vivo U3 SIM Card
SIM Card Type	SIM Card Type
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)
Nano-SIM / microSD	Nano-SIM / microSD
Number of SIM Cards	Number of SIM Cards
2	2
Features	Features
Dual SIM stand-by	Dual SIM stand-by
Oppo A8 Mobile Network Technology and Bandwidth	Vivo U3 Mobile Network Technology and Bandwidth
UMTS (384 kbit/s)	UMTS (384 kbit/s)
EDGE	EDGE
GPRS	GPRS
HSPA+
LTE	LTE Cat 12 (102.0 Mbit/s, 603.0 Mbit/s)
TD-SCDMA
Oppo A8 Networks	Vivo U3 Networks
GSM	GSM
GSM 850 MHz (B5)	GSM 850 MHz (B5)
GSM 900 MHz (B8)	GSM 900 MHz (B8)
GSM 1800 MHz (B3)	GSM 180 MHz (B3)
GSM 1900 MHz (B2)
CDMA	CDMA
CDMA 800 MHz (BC0)	CDMA 800 MHz (BC0)
W-CDMA	W-CDMA
W-CDMA 850 MHz (B5)	W-CDMA 850 MHz (B5)
	W-CDMA 900 MHz (B8)
W-CDMA 900 MHz (B8)	W-CDMA 2100 MHz (B1)
W-CDMA 2100 MHz (B1)
TD-SCDMA	TD-SCDMA
TD-SCDMA 1880-1920 MHz	TD-SCDMA 1880-1920 MHz
TD-SCDMA 2010-2025 MHz	TD-SCDMA 2010-2025 MHz
LTE	LTE
LTE-FDD 850 MHz (B5)	LTE-FDD 850 MHz (B5)
LTE-FDD 900 MHz (B8)	LTE-FDD 900 MHz (B8)
	LTE-FDD 1800 MHz (B3)
LTE-FDD 2100 MHz (B1)	LTE-FDD 2100 MHz (B1)
LTE-TDD 1900 MHz (B39)	LTE-TDD 1900 MHz (B39)
	LTE-TDD 2000 MHz (B34)
LTE-TDD 2300 MHz (B40)	LTE-TDD 2300 MHz (B40)
LTE-TDD 2500 MHz (B41)	LTE-TDD 2500 MHz (B41)
	LTE-TDD 2600 MHz (B38)