Oppo A31 vs Oppo A91
Oppo A31 vs Oppo A91: Looking to compare Oppo A31 and Oppo A91? Discover the key differences between these two smartphones in terms of features, specifications, and performance. Find out which device suits your needs and budget better. Read on to make an informed decision.
| Feature | Oppo A31 | Oppo A91 |
|---|---|---|
| Display Size | 6.5 inches | 6.4 inches |
| Display Type | IPS LCD | AMOLED |
| Resolution | 720 x 1600 pixels | 1080 x 2400 pixels |
| Processor | Mediatek MT6765V/CB Helio P35 | Mediatek MT6771V Helio P70 |
| RAM | 3/4 GB | 8 GB |
| Storage | 32/64 GB | 128 GB |
| Main Camera |
12 MP (f/1.8) 2 MP (f/2.4) 2 MP (f/2.4) |
48 MP (f/1.8) 8 MP (f/2.2) 2 MP (f/2.4) 2 MP (f/2.4) |
| Front Camera | 8 MP (f/2.0) | 16 MP (f/2.0) |
| Battery Capacity | 4230 mAh | 4025 mAh |
| Operating System | ColorOS 6.1 (based on Android 9) | ColorOS 6.1 (based on Android 9) |
| Biometric Authentication | Fingerprint (rear-mounted) | In-display fingerprint |
| Fast Charging | Yes, 10W | Yes, 20W |
| Headphone Jack | Yes | Yes |
| USB Port | Micro USB | USB Type-C |
| SIM Card | Dual SIM (Nano-SIM, dual stand-by) | Dual SIM (Nano-SIM, dual stand-by) |
| Expandable Storage | Yes, up to 256 GB | No |
| Weight | 180 grams | 172 grams |
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