Compare Oppo A91 VS Oppo AX7 Pro

Oppo A91 is equipped with Helio P70 SoC, 8 GB RAM, 128 GB storage, 6.4" AMOLED display, 4025 mAh battery with 30W fast charging, quad rear camera with 48 MP main sensor + 8 MP ultra-wide + 2 MP macro + 2 MP depth-sensing, 16 MP front camera, and 281 $ price on launch.

While Oppo AX7 Pro has Snapdragon 660 SoC, 4 GB RAM, 128 GB storage, 6.4" AMOLED display, 3600 mAh battery, 16 MP + 2 MP dual rear camera, 25 MP front camera, and 426 $ price on launch.

Here’s an in-depth specifications comparison between Oppo AX7 Pro and Oppo A91.

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 A91	Oppo AX7 Pro
Brand and Model	Brand and Model
Brand	Brand
OPPO	Oppo
Model	Model
A91	AX7 Pro
Model Alias	Model Alias
PCPM00	AX7Pro
PCPT00	CPH1893
A91 Operating System (OS)	Operating System
ColorOS 6.1 (Android 9.0 Pie)	ColorOS 5.2 (Android 8.1 Oreo)
A91 System on  Chip (SOC)	System on  Chip (SOC)
SOC	SOC
Media Tek Helio P70 (MT6771V/CT)	Qualcomm Snapdragon 660 MSM8976 Plus
Process Technology	Process Technology
12 nm	14 nm
CPU	CPU
4x 2.1 GHz ARM Cortex-A73	4x 2.2 GHz Kryo 260
4x 2.0 GHz ARM Cortex-A53	4x 1.84 GHz Kryo 260
CPU Bits	CPU Bits
64 bits	64 bits
Instruction Set	Instruction Set
ARMv8-A	ARMv8
CPU Frequency	CPU Frequency
2100 MHz	2200 MHz
CPU Cores	CPU Cores
8	8
GPU	GPU
ARM Mali-G72 MP3	Qualcomm Adreno 512
GPU Cores	GPU Cores
3
GPU Frequency	GPU Frequency
900 MHz
A91 RAM Capacity	RAM Capacity
8 GB	4 GB
RAM Type	RAM Type
LPDDR4X	LPDDR4X
RAM Channels	RAM Channels
Double Channel	Double channel
RAM Frequency	RAM Frequency
1866 MHz	1866 MHz
Other Features	Other Features
Game Boost 2.0
A91 Storage	Storage
128 GB	128 GB
A91 Memory Cards	Memory Cards
microSD	microSD
microSDHC	microSDHC
microSDXC	microSDXC
A91 Display	Display
Type / Technology	Type / Technology
AMOLED	AMOLED
Diagonal Size	Diagonal Size
6.4 in	6.4 in
162.56 mm	162.56 mm
16.26 cm	16.26 cm
Width	Width
2.63 in	2.68 in
66.71 mm	68.12 mm
6.67 cm	6.81 cm
Height	Height
5.84 in	5.81 in
148.24 mm	147.6 mm
14.82 cm	14.76 cm
Aspect Ratio	Aspect Ratio
2.222:1	2.167:1
Resolution	Resolution
1080 x 2400  pixels	1080 x 2340  pixels
Pixel Density	Pixel Density
411 ppi	403 ppi
161 ppcm	158 ppcm
Color Depth	Color Depth
24 bits	24 bits
16777216 colors	16777216 colors
Display Area	Display Area
84.49 %	84.4 %
Other Features	Other Features
Capacitive	Capacitive
Multi-touch	Multi-touch
Scratch resistant
	2.5D curved glass screen
A91 Sensors	Sensors
Proximity	Proximity
Light	Light
Accelerometer	Accelerometer
Compass	Compass
Gyroscope	Gyroscope
Fingerprint	Fingerprint
In-display fingerprint sensor	In-display fingerprint sensor
Gravity
A91 Rear Camera	Rear Camera
Sensor Type	Sensor type
	CMOS
Aperture	Aperture
f/1.8
Flash Type	Flash Type
Dual LED	Dual LED
Image Resolution	Image Resolution
8000 x 6000  pixels	4608 x 3456 pixels
48 MP	15.93 MP
Video resolution	Video resolution
3840 x 2160 pixels	3840 x 2160 pixels
8.29 MP	8.29 MP
Video FPS	Video FPS
30 fps	30 fps
Features	Features
Autofocus	Autofocus
	Continuous shooting
	Digital zoom
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
6-elemet lens	6-element lens
Pixel size- 0.8 um
Pixel size- 1.6 um (4-in-1 pixel binning)
Phase detection autofocus (PDAF)	Phase detection
Secondary rear camera- 8 MP Hynix HI846 (ultra-wide)	Secondary rear camera - 2 MP
5-element lens (#2)	Aperture size - f/2.4 (#2)
Angle of view- 119 degree (#2)
Third rear camera- 2 MP (depth-sensing)
3-elemet lens (#3)
Fourth rear camera- 2 MP (macro)
3-element lens (#4)
A91 Front Camera	Front Camera
Aperture	Aperture
f/2	f/2
Image Resolution	Image Resolution
4608 x 3456 pixels	5760 x 4312 pixels
15.93 MP	24.84 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
A91 Audio	Audio
Loudspeaker	Loudspeaker
Earpiece	Earpiece
A91 Radio	Radio
Yes	No
A91 Tracking /  Positioning	Tracking /  Positioning
GPS	GPS
A-GPS	A-GPS
GLONASS	GLONASS
BeiDou
A91 Wi-Fi	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
A91 Bluetooth	Bluetooth
Version	Version
5.0	5.0
Features	Features
A2DP	A2DP
	EDR
LE	LE
A91 USB	USB
Connector Type	Connector Type
USB Type-C	Micro USB
Version	Version
2.0	2.0
Features	Features
Charging	Charging
Mass Storage	Mass Storage
On-The-Go	On-The-Go
A91 Headphone Jack	Headphone Jack
Yes	Yes
A91 Connectivity	Connectivity
Computer sync	Computer sync
OTA sync	OTA sync
Tethering	Tethering
VoLTE	VoLTE
	VoWiFi
A91 Browser	Browser
HTML	HTML
HTML5	HTML5
CSS 3	CSS 3
A91 Audio File Formats /  Codecs	Audio File Formats /  Codecs
AAC	AAC
AAC+ / aaPlus / HE-AAC v1
AMR / AMR-NB / GSM-AMR	AMR / AMR-NB / GSM-AMR
AMR-WB
eAAC+ / aacPlus v2 / HE-AAC v2	eAAC+ / aacPlus v2 / HE-AAC v2
FLAC	FLAC
MIDI	MIDI
MP3	MP3
OGG	OGG
WMA	WMA
WAV	WAV
A91 Video File Formats /  Codecs	Video File Formats /  Codecs
3GPP	3GPP
AVI	AVI
DivX
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
MKV	MKV
MP4	MP4
WebM	WebM
MWV	WMV
Xvid	Xvid
A91 Battery	Battery
Capacity	Capacity
4025 mAh	3600 MAh
Type	Type
Li-Polymer	Li-Polymer
Features	Features
Non-removable	Non-removable
Fast charging
Charger Output Power	Charger Output Power
5 V / 2 A
Quick Charge Technology	Quick Charge Technology
VOOC 3.0
A91 Launch	Launch
Announced	Announced
2019, 20th December	2018, November
Status	Status
Release 20th December 2019	Release 28 Nov. 2018
A91 Price	Price
8 GB + 128 GB = 285 $	426 $
A91 Design	Design
Colors	Colors
Dark Night	Red
Modern Bright Red	Blue
White-Blue-Purple gradient
Width	Width
73.3 mm	75.5 mm
7.33 cm	7.55 cm
0.24 ft	0.25 ft
2.89 in	2.97 in
Height	Height
160.2 mm	158.3 mm
16.02 cm	15.83 cm
0.53 ft	0.52 ft
6.31 in	6.23 in
Thickness	Thickness
7.9 mm	7.4 mm
0.79 cm	0.74 cm
0.03 ft	0.02 ft
0.31 in	0.29 in
Weight	Weight
172 g	156 g
0.38 Ibs	0.34 lbs
6.07 oz	5.5 oz
Volume	Volume
92.77 cm3	88.44 cm3
5.63 in3	5.37 in3
Body Materials	Body Materials
Aluminium alloy	Metal
Glass	Glass
A91 SIM Card	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
Number of SIM Cards	Number of SIM Cards
2	2
Features	Features
Dual SIM stand-by	Dual SIM stand-by
A91 Networks	Networks
GSM / LTE / W-CDMA / CDMA / TD-SCDMA	GSM / LTE / UMTS
A91 Mobile Network Technology and Bandwidth	Mobile Network Technology and Bandwidth
UMTS (384 kbit/s)	UMTS (384 kbit/s)
EDGE	EDGE
GPRS	GPRS
HSPA+	HSPA+
LTE	LTE Cat 12 (102.0 Mbit/s, 603.0 Mbit/s)
TD-SCDMA