realme 12 4G vs vivo Y31s 5G
21.8Performance21.8
58.2Display45.7
42.6Camera34.1
58.4Battery66.2
60Features86.7
6 spec wins — realme 12 4G6 spec wins — vivo Y31s 5G
InnoReviews verdict
This one is close to a dead heat: realme 12 4G scores 44.4 against 44.4 for vivo Y31s 5G. Pick by the categories that matter to you — realme 12 4G edges ahead in display and camera, or by price.
Which would you pick?
Key differences
Reasons to pick the realme 12 4G
- Stronger display score: 58 vs 46
- Stronger camera score: 43 vs 34
- 90% higher Peak brightness: 2,000 nits vs 1,050 nits
- 52% higher Wired charging: 67 W vs 44 W
- 11% lower weight: 187 g vs 209 g
Reasons to pick the vivo Y31s 5G
- Stronger battery score: 66 vs 58
- Stronger features score: 87 vs 60
- 100% higher Front camera: 32 MP vs 16 MP
- 97% higher Geekbench 6 (single): 924 vs 469
- 41% higher Geekbench 6 (multi): 2,140 vs 1,523
Display
| Spec | realme 12 4G | vivo Y31s 5G |
|---|---|---|
| Screen size | 6.67 ″ | 6.72 ″+1% |
| Panel type | AMOLED | IPS LCD |
| Resolution | 1080x2400 | 1080x2408 |
| Pixel density | 395 ppi+1% | 393 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 2,000 nits+90% | 1,050 nits |
| Screen-to-body | 92.7 % | — |
Performance
| Spec | realme 12 4G | vivo Y31s 5G |
|---|---|---|
| Chipset | Qualcomm Snapdragon 685 | Qualcomm Snapdragon 4 Gen 2 |
| Geekbench 6 (single) | 469Bottom 9% | 924+97%Bottom 25% |
| Geekbench 6 (multi) | 1,523Bottom 10% | 2,140+41%Bottom 23% |
| RAM (max) | 8 GB | 8 GB |
| Storage options | 128GB / 256GB | 256GB |
| Storage type | — | UFS 3.1 |
Camera
| Spec | realme 12 4G | vivo Y31s 5G |
|---|---|---|
| Main camera | 50 MP | 50 MP |
| Main aperture | f/1.88 | f/1.8 |
| Max video | 1080p@30fps | 1080p@60fps |
| Front camera | 16 MP | 32 MP+100% |
| OIS | Yes | No |
Battery
| Spec | realme 12 4G | vivo Y31s 5G |
|---|---|---|
| Capacity | 5,000 mAh | 6,500 mAh+30% |
| Wired charging | 67 W+52% | 44 W |
Design
| Spec | realme 12 4G | vivo Y31s 5G |
|---|---|---|
| Weight | 187 g+11% | 209 g |
| Thickness | 7.9 mm+6% | 8.4 mm |
| IP rating | IP54 | IP68/IP69 |
Connectivity
| Spec | realme 12 4G | vivo Y31s 5G |
|---|---|---|
| 5G | No | Yes |
| Wi-Fi | Wi-Fi 5 | Dual-band Wi-Fi |
| Bluetooth | 5.0 | 5.1 |
| NFC | Yes | Yes |
| USB | USB-C 2.0 | USB-C 2.0 |
| eSIM | No | No |
Software
| Spec | realme 12 4G | vivo Y31s 5G |
|---|---|---|
| OS at launch | Android 14 | Android 16 (OriginOS 6) |
Audio
| Spec | realme 12 4G | vivo Y31s 5G |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | Yes | — |