Oppo A31 vs Oppo Ace 2
Comparing 2 products
Basic Information
General Overview
Device Type
Bar
Bar
Model
CPH2015
PDHM00
Announced
2020, February
2020, April
Released
2020, February
2020, April
Status
Available
Available
Design
Type
Bar
Bar
Dimensions
163.9 x 75.5 x 8.3 mm (6.45 x 2.97 x 0.33 in)
160 x 75.4 x 8.6 mm (6.30 x 2.97 x 0.34 in)
Weight
180 g (6.35 oz)
186 g (6.56 oz)
Protection
Glass front, plastic back, plastic frame
Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame
Colors
Fantasy White, Mystery Black
Aurora Silver, Moon Rock Grey, Fantasy Purple
Network
2G Network
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
CDMA 800 / 1900 & TD-SCDMA
3G Network
HSDPA 850 / 900 / 2100
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
CDMA2000 1xEV-DO
4G Network
LTE (unspecified)
LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 20(800), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) - China
SIM
Nano SIM
Standard SIM
Dual SIM
Dual SIM (Nano-SIM, dual stand-by)
Dual SIM (Nano-SIM, dual stand-by)
5G Network
-
5G band 1(2100), 3(1800), 41(2500), 78(3500), 79(4700); SA/NSA - China
Display
Display Type
IPS LCD
OLED
Size
6.5 inches, 102.0 cm2 (~82.4% screen-to-body ratio)
6.55 inches, 103.6 cm2 (~85.9% screen-to-body ratio)
Resolution
720 x 1600 pixels
1080 x 2400 pixels
Display Colors
16M colors
16M colors
Pixel Density
270 ppi density
402 ppi density
Touch Screen
Capacitive Touchscreen
Capacitive Touchscreen
Features
480 nits typ. brightness
500 nits type. brightness (advertised)
HDR10+
90Hz refresh rate
Display Protection
-
Corning Gorilla Glass 5
Media
FM Radio
Yes
No
Earphone Jack
Yes
No
Camera
Camera Set
Triple Cameras
Quad Cameras
Main Camera
12 MP, f/1.8, (wide), PDAF
48 MP, f/1.7, 26mm (wide), 1/2.0", 0.8µm, PDAF
2nd Camera
2 MP, f/2.4, 27mm (macro), 1/5.0", 1.75µm
8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm, AF
3rd Camera
2 MP, f/2.4, (depth)
2 MP, (depth)
Camera Video
1080p@30fps
2160p@30/60fps, 1080p@30/60/240fps; gyro-EIS
Features
HDR, panorama
HDR, panorama
Flash
LED flash,
LED Flash
Selfie Set
Single Camera
Single Camera
Selfie Camera
8 MP, f/2.0
16 MP, f/2.4, 29mm (wide), 1/3.1", 1.0µm
Selfie Video
1080p@30fps
1080p@30fps
Features
HDR
HDR
4th Camera
-
2 MP, (depth)
Software
OS
Android 9.0 (Pie)
Android 10.0
User Interface
ColorOS 6.1
ColorOS 7.1
Hardware
Chipset
Mediatek MT6765V/CB Helio P35 (12nm)
Qualcomm SM8250 Snapdragon 865 (7 nm+)
CPU
Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
Octa-core (1x2.84 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.8 GHz Kryo 585)
GPU
PowerVR GE8320
Adreno 650
RAM
4 GB
8/12 GB
Internal Storage
128 GB (eMMC 5.1)
128/256 GB
Card Slot
Yes, microSD, up to 256 GB
No
Sensors
Fingerprint (rear-mounted), accelerometer, proximity, compass
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Connectivity
Bluetooth
5.0, A2DP, LE
5.1, A2DP, LE, aptX HD
Wi-fi
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Wi-Fi 802.11 a/b/g/n/ac/ax, dual-band, Wi-Fi Direct
Wi-fi Hotspot
Yes
Yes
USB
microUSB 2.0, USB On-The-Go
2.0, Type-C 1.0 reversible connector, USB On-The-Go
GPS
Yes, with A-GPS, BDS
Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS
NFC
No
Yes
Wireless Charging
-
Yes, 40W, 100% in 56 min (advertised)
Data
GPRS
Yes
Yes
EDGE
Yes
Yes
Speed
HSPA 42.2/5.76 Mbps, LTE-A
HSPA, LTE-A, 5G
Battery
Battery Type
Li-Poly (Lithium Polymer)
Li-Poly (Lithium Polymer)
Capacity
4230 mAh battery
4000 mAh battery
Placement
Non-removable
Non-removable
Fast Charging
-
Yes, 65W, 100% in 30 min (advertised)