OnePlus 9 vs OPPO F31 Pro+ 5G
38.6Performance46.7
46.6Display59.6
39.3Camera45.9
55.9Battery79.8
65.3Features52
3 spec wins — OnePlus 910 spec wins — OPPO F31 Pro+ 5G
InnoReviews verdict
OPPO F31 Pro+ 5G wins this phone face-off, 56.3 to 46.5, pulling ahead mainly in battery (+24) and display (+13). OnePlus 9 still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the OnePlus 9
- Stronger features score: 65 vs 52
- 50% higher OS update pledge: 3 years vs 2 years
- Has NFC — the other doesn't
Reasons to pick the OPPO F31 Pro+ 5G
- Stronger performance score: 47 vs 39
- Stronger display score: 60 vs 47
- Stronger camera score: 46 vs 39
- Stronger battery score: 80 vs 56
- 100% higher Front camera: 32 MP vs 16 MP
Display
| Spec | OnePlus 9 | OPPO F31 Pro+ 5G |
|---|---|---|
| Screen size | 6.55 ″ | 6.8 ″+4% |
| Panel type | AMOLED | AMOLED |
| Resolution | 2400x1080 | 2800x1280 |
| Pixel density | 402 ppi | 453 ppi+13% |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 1,100 nits | 1,600 nits+45% |
| Screen-to-body | — | 93.5 % |
Performance
| Spec | OnePlus 9 | OPPO F31 Pro+ 5G |
|---|---|---|
| Chipset | Snapdragon 888 | Snapdragon 7 Gen 3 |
| AnTuTu | 1,040,324 | — |
| Geekbench 6 (single) | 1,450Top 44% | — |
| Geekbench 6 (multi) | 3,650Top 50% | — |
| RAM (max) | 8 GB | 12 GB+50% |
| Storage options | 128GB / 256GB | 256GB |
| Storage type | UFS 3.1 | UFS 3.1 |
Camera
| Spec | OnePlus 9 | OPPO F31 Pro+ 5G |
|---|---|---|
| Main camera | 48 MP | 50 MP+4% |
| Main aperture | f/1.8 | f/1.8 |
| Ultra-wide | 50 MP | — |
| Max video | 8K@30fps | 4K@30fps |
| Front camera | 16 MP | 32 MP+100% |
| OIS | No | Yes |
Battery
| Spec | OnePlus 9 | OPPO F31 Pro+ 5G |
|---|---|---|
| Capacity | 4,500 mAh | 7,000 mAh+56% |
| Wired charging | 65 W | 80 W+23% |
| Wireless charging | 15 W | — |
Design
| Spec | OnePlus 9 | OPPO F31 Pro+ 5G |
|---|---|---|
| Weight | 192 g+6% | 204 g |
| Thickness | 8.7 mm | 7.9 mm+9% |
| IP rating | — | IP66/IP68/IP69 |
| Frame material | Plastic | Aluminum |
Connectivity
| Spec | OnePlus 9 | OPPO F31 Pro+ 5G |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 6 | Wi-Fi 6 |
| Bluetooth | 5.2 | 5.2 |
| NFC | Yes | No |
| USB | USB-C 3.1 | USB-C |
| eSIM | No | No |
Software
| Spec | OnePlus 9 | OPPO F31 Pro+ 5G |
|---|---|---|
| OS at launch | Android 11 (OxygenOS 11) | Android 15 (ColorOS 15) |
| OS update pledge | 3 years+50% | 2 years |
Audio
| Spec | OnePlus 9 | OPPO F31 Pro+ 5G |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | No |