CMF Phone 1 vs vivo Y31 5G
21.8Performance20
51.5Display39.6
30.7Camera29
67.2Battery66.2
36Features73.3
6 spec wins — CMF Phone 14 spec wins — vivo Y31 5G
InnoReviews verdict
This one is close to a dead heat: CMF Phone 1 scores 40 against 40.3 for vivo Y31 5G. Pick by the categories that matter to you — vivo Y31 5G edges ahead in features, or by price.
Which would you pick?
Key differences
Reasons to pick the CMF Phone 1
- Stronger display score: 52 vs 40
- 100% higher Peak brightness: 2,000 nits vs 1,000 nits
- 100% higher Front camera: 16 MP vs 8 MP
- 50% higher Pixel density: 395 ppi vs 264 ppi
- 33% higher RAM (max): 8 GB vs 6 GB
Reasons to pick the vivo Y31 5G
- Stronger features score: 73 vs 36
- 33% higher Wired charging: 44 W vs 33 W
- 30% higher capacity: 6,500 mAh vs 5,000 mAh
- Has Stereo speakers — the other doesn't
Display
| Spec | CMF Phone 1 | vivo Y31 5G |
|---|---|---|
| Screen size | 6.67 ″ | 6.68 ″ |
| Panel type | Super AMOLED | IPS LCD |
| Resolution | 1080x2400 | 720x1608 |
| Pixel density | 395 ppi+50% | 264 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 2,000 nits+100% | 1,000 nits |
| Screen-to-body | 85.1 % | — |
Performance
| Spec | CMF Phone 1 | vivo Y31 5G |
|---|---|---|
| Chipset | MediaTek Dimensity 7300 | Qualcomm Snapdragon 4 Gen 2 |
| Geekbench 6 (single) | 1,027Bottom 35% | — |
| Geekbench 6 (multi) | 2,948Bottom 38% | — |
| Wild Life Extreme stability | 100 %Top 3% | — |
| RAM (max) | 8 GB+33% | 6 GB |
| Storage options | 128GB/256GB | 128GB |
| Storage type | — | eMMC 5.1 |
Camera
| Spec | CMF Phone 1 | vivo Y31 5G |
|---|---|---|
| Main camera | 50 MP | 50 MP |
| Main aperture | f/1.8 | f/1.8 |
| Max video | 4K@30fps | 1080p@30fps |
| Front camera | 16 MP+100% | 8 MP |
| OIS | No | No |
Battery
| Spec | CMF Phone 1 | vivo Y31 5G |
|---|---|---|
| Capacity | 5,000 mAh | 6,500 mAh+30% |
| Wired charging | 33 W | 44 W+33% |
| Wireless charging | 0 W | — |
| Active use endurance | 16.2 h | — |
Design
| Spec | CMF Phone 1 | vivo Y31 5G |
|---|---|---|
| Weight | 197 g+6% | 209 g |
| Thickness | 8.2 mm+2% | 8.4 mm |
| IP rating | IP52 | IP68/IP69 |
Connectivity
| Spec | CMF Phone 1 | vivo Y31 5G |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | — | Wi-Fi 5 |
| Bluetooth | 5.3 | 4.2 |
| NFC | No | No |
| USB | USB-C 2.0 | USB-C 2.0 |
| eSIM | No | No |
Software
| Spec | CMF Phone 1 | vivo Y31 5G |
|---|---|---|
| OS at launch | Android 14 (Nothing OS 2.6) | Android 15 (Funtouch OS 15) |
| OS update pledge | 2 years | — |
Audio
| Spec | CMF Phone 1 | vivo Y31 5G |
|---|---|---|
| Stereo speakers | No | Yes |
| 3.5mm jack | No | No |