Oppo A31 vs Oppo A54s
| Type | Touch | Touch |
| Waterproofness & dust-resistance | IPX4 | |
| Dimensions | 131.90 x 65.54 x 8.03 mm | 163.78 x 75.62 x 8.40 mm |
| Weight | 135.00 g | 190.00 g |
| Display size | 4.50" | 6.52" |
| Display | Color / IPS TFT 16M colors 480 x 854 px (4.50") 218 ppi | Color / IPS TFT 16M colors 60 Hz 720 x 1600 px (6.52") 269 ppi |
| Display protection | ||
| Additional display | ||
| Protection of the secondary display | ||
| Standard battery | Li-Ion 2000 mAhBuy powerbank
| Li-Po 5000 mAhBuy powerbank
|
| Quick battery charging | ||
| Wireless battery charging | ||
| Internal memory | 8 GB | 128 GB |
| RAM memory | 1 GB | 4 GB |
| Memory cards | microSD, microSDHC, microSDXC up to 128 GBBuy memory card | microSD, microSDHC, microSDXC up to 256 GB |
| Operating system | Android 4.4 KitKat | Android 11 |
| Interface | ColorOS 2.0.1 | ColorOS 11.1 |
| Processor | Qualcomm Snapdragon 410 8916 | MediaTek Helio G35 MT6765G |
| Processor clock | 1200 MHz | 2300 MHz |
| GPU | Adreno 306 | PoverVR GE8320 @680 MHz |
| Touchscreen | ||
| DualSIM | ||
| SIM cards standard | DualSIM(microSIM, nanoSIM) | DualSIM(nanoSIM, nanoSIM) |
| DualSIM mode | dual standby | |
| Hybrid DualSIM | ||
| Announced | 2Q 2015 | 4Q 2021 |
| Other names | A31t | CPH2273 |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 850 900 2100 | |
| LTE standard | TDD LTE: 2600, 2500, 2300, 1900 | FDD LTE: 2100, 1800, 900, 850 TDD LTE: 2600, 2500, 2300 |
| Standard 5G | ||
| CDMA | ||
| Standard TD-SCDMA | 1900 2000 | |
| UMA |

