Oppo A54s vs Oppo A31

Phones Images
PHONES
Phone Names Oppo A54s Oppo A31
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 2100 - International
4G bands1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 38, 39, 40, 41, 661, 3, 5, 7, 8, 20, 28, 38, 40, 41 - International
SpeedHSPA, LTEHSPA, LTE
TechnologyGSM / HSPA / LTEGSM / HSPA / LTE
 -1, 3, 5, 7, 8, 38, 40, 41 - Asia
Launch
Announced2021, October 272020, February 13. Released 2020, February 14
StatusAvailable. Released 2021, November 18Discontinued
Body
Build-Glass front (Gorilla Glass 3), plastic back, plastic frame
Dimensions163.8 x 75.6 x 8.4 mm (6.45 x 2.98 x 0.33 in)163.9 x 75.5 x 8.3 mm (6.45 x 2.97 x 0.33 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight190 g (6.70 oz)180 g (6.35 oz)
Display
Protection-Corning Gorilla Glass 3
Resolution720 x 1600 pixels, 20:9 ratio (~269 ppi density)720 x 1600 pixels, 20:9 ratio (~270 ppi density)
Size6.52 inches, 102.6 cm2 (~82.9% screen-to-body ratio)6.5 inches, 102.0 cm2 (~82.4% screen-to-body ratio)
TypeIPS LCD, 480 nits (typ)IPS LCD, 480 nits (typ)
Platform
CPUOcta-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
ChipsetMediatek MT6765G Helio G35 (12 nm)Mediatek MT6765V/CB Helio P35 (12 nm)
GPUPowerVR GE8320PowerVR GE8320
OSAndroid 11, ColorOS 11.1Android 9.0 (Pie), ColorOS 6.1
Memory
Card slotUnspecifiedmicroSDXC (dedicated slot)
Internal128GB 4GB RAM, 128GB 8GB RAM64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM
 eMMC 5.1eMMC 5.1
Main Camera
FeaturesLED flash, HDR, panoramaLED flash, HDR, panorama
Single8 MP, f/2.0, 26mm (wide)-
Triple50 MP, f/2.2, 26mm (wide), PDAF 2 MP (macro) Auxiliary lens12 MP, f/1.8, (wide), 1/2.86", 1.25µm, PDAF 2 MP (macro) Auxiliary lens
Video1080p@30fps1080p@30fps
Selfie camera
FeaturesHDRHDR
Single8 MP, f/2.0, 26mm (wide)8 MP, f/2.0, (wide), 1/4.0", 1.12µm
Video1080p@30fps1080p@30fps
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker YesYes
Comms
Bluetooth5.0, A2DP, LE, aptX5.0, A2DP, LE
NFCYes (market/region dependent)No
PositioningGPS, GLONASS, GALILEO, BDS, QZSSGPS, GLONASS, BDS
RadioUnspecifiedFM radio
USBUSB Type-C 2.0, OTGmicroUSB 2.0, OTG
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (side-mounted), accelerometer, proximity, compassFingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Battery
TypeLi-Po 5000 mAhLi-Po 4230 mAh
Misc
ColorsPearl Blue, Space Silver, Crystal BlackFantasy White, Mystery Black, Lake Green
ModelsCPH2273CPH2015, CPH2073, CPH2081, CPH2029, CPH2031
PriceAbout 170 EURAbout 490 EUR