OPPO F31 5G vs POCO M8x 5G
28.9Performance20
55.2Display50.5
30.7Camera29
79.8Battery71.3
52Features62.7
6 spec wins — OPPO F31 5G4 spec wins — POCO M8x 5G
InnoReviews verdict
OPPO F31 5G wins this phone face-off, 47 to 42.4, pulling ahead mainly in performance (+9) and battery (+9). POCO M8x 5G still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the OPPO F31 5G
- Stronger performance score: 29 vs 20
- Stronger display score: 55 vs 51
- Stronger battery score: 80 vs 71
- 100% higher Front camera: 16 MP vs 8 MP
- 78% higher Wired charging: 80 W vs 45 W
Reasons to pick the POCO M8x 5G
- Stronger features score: 63 vs 52
- 100% higher OS update pledge: 4 years vs 2 years
- 13% higher capacity: 7,900 mAh vs 7,000 mAh
- Has 3.5mm jack — the other doesn't
Display
| Spec | OPPO F31 5G | POCO M8x 5G |
|---|---|---|
| Screen size | 6.57 ″ | 6.9 ″+5% |
| Panel type | AMOLED | LCD |
| Resolution | 2372x1080 | 720x1600 |
| Pixel density | 397 ppi+56% | 254 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 1,400 nits | — |
| Screen-to-body | 93 % | — |
Performance
| Spec | OPPO F31 5G | POCO M8x 5G |
|---|---|---|
| Chipset | Dimensity 6300 | Qualcomm Snapdragon 4 Gen 5 |
| RAM (max) | 8 GB+33% | 6 GB |
| Storage options | 128GB / 256GB | 128GB |
| Storage type | UFS 2.2 | UFS 2.2 |
Camera
| Spec | OPPO F31 5G | POCO M8x 5G |
|---|---|---|
| Main camera | 50 MP | 50 MP |
| Main aperture | f/1.8 | f/1.8 |
| Max video | 1080p@60fps | — |
| Front camera | 16 MP+100% | 8 MP |
Battery
| Spec | OPPO F31 5G | POCO M8x 5G |
|---|---|---|
| Capacity | 7,000 mAh | 7,900 mAh+13% |
| Wired charging | 80 W+78% | 45 W |
| Wireless charging | — | 0 W |
Design
| Spec | OPPO F31 5G | POCO M8x 5G |
|---|---|---|
| Weight | 185 g+20% | 232 g |
| Thickness | 8 mm+9% | 8.8 mm |
| IP rating | IP66/IP68/IP69 | IP64 |
| Frame material | Aluminum | — |
Connectivity
| Spec | OPPO F31 5G | POCO M8x 5G |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 5 | — |
| Bluetooth | 5.4 | 5.1 |
| NFC | No | — |
| USB | USB-C 2.0 | — |
| eSIM | No | — |
Software
| Spec | OPPO F31 5G | POCO M8x 5G |
|---|---|---|
| OS at launch | Android 15 (ColorOS 15) | Android 16 (HyperOS 3) |
| OS update pledge | 2 years | 4 years+100% |
Audio
| Spec | OPPO F31 5G | POCO M8x 5G |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | Yes |