Comparison of Oppo A31 and Oppo A8

Comparison of Oppo A31 and Oppo A8 [S]ave

Attribute	Oppo A31 ×	Oppo A8 ×
General
Brand	Oppo	Oppo
Launch
Announced	2020-02-13	2019-12-01
Body
Width (mm)	8.3	8.3
Length (mm)	163.9	163.9
Height (mm)	75.5	75.5
Weight (g)	180	180
SIM	Dual SIM (Nano-SIM, dual stand-by)	Dual SIM (Nano-SIM, dual stand-by)
Front	Glass	Glass
Back	Plastic	Plastic
Frame	Plastic	Plastic
Network
Technology	GSM HSPA LTE	CDMA EVDO GSM HSPA LTE
2G bands	GSM 850 / 900 / 1800 / 1900	CDMA 800 & TD GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 2100 - International	CDMA2000 1xEV HSDPA 850 / 900 / 2100
4G bands	1, 2, 3, 4, 5, 7, 8, 28, 38, 41, 66 - USA 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - International 1, 3, 5, 7, 8, 38, 40, 41 1, 3, 5, 8, 38, 40, 41 - India	1, 3, 5, 8, 34, 38, 39, 40, 41
Speed	HSPA 42.2/5.76 Mbps LTE-A	HSPA 42.2/5.76 Mbps LTE-A
Platform
OS	Android 9.0 (Pie)	Android 9.0 (Pie)
Chipset	Mediatek MT6765V/CB Helio P35 (12nm)	Mediatek MT6765V/CB Helio P35 (12nm)
CPU	Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)	Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
GPU	PowerVR GE8320	PowerVR GE8320
Memory
Card slot	microSDXC (dedicated slot)	microSDXC (dedicated slot)
Internal	128GB 4GB RAM 128GB 6GB RAM 64GB 4GB RAM	128GB 4GB RAM
Display
Size (in)	6.5	6.5
Resolution (px)	720 x 1600	720 x 1600
Protection	Corning Gorilla Glass 3	-
Display Type	IPS LCD	IPS LCD
Battery
Type	Li-Po	Li-Po
Capcity (mAh)	4230	4230
Main Camera
Main Camera Type	Triple	Triple
Main Camera Properties	12 MP, f/1.8, (wide), 1/2.86", 1.25µm, PDAF 2 MP, f/2.4, (depth) 2 MP, f/2.4, (macro)	12 MP, f/1.8, (wide), PDAF 2 MP, f/2.4, (depth) 2 MP, f/2.4, (macro)
Main Camera Video	1080p@30fps	1080p@30fps
Main Camera Features	LED flash, HDR, panorama	LED flash, HDR, panorama
Selfie Camera
Selfie Camera Type	Single	Single
Selfie Camera Properties	8 MP, f/2.0, (wide), 1/4.0", 1.12µm	8 MP, f/2.0
Selfie Camera Video	1080p@30fps	1080p@30fps
Selfie Camera Features	HDR	HDR
Comms
WLAN	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth	5.0, A2DP, LE	5.0, A2DP, LE
GPS	+	+
NFC	-	-
Radio	FM radio	FM radio
USB	microUSB 2.0, USB On-The-Go	microUSB 2.0, USB On-The-Go
Sound
Loudspeaker	+	+
3.5mm jack	+	+
Features
Sensors	Fingerprint (rear-mounted) accelerometer compass gyro proximity	Fingerprint (rear-mounted) accelerometer compass proximity
Misc
Colors	Fantasy White Lake Green Mystery Black	Black Green
Models	CPH2015 CPH2029 CPH2031 CPH2073 CPH2081	PDBM00