POCO X8 vs vivo V40
46.7Performance26.1
66.5Display73
42.6Camera58.6
77.2Battery78.4
86.7Features100
2 spec wins — POCO X88 spec wins — vivo V40
InnoReviews verdict
This one is close to a dead heat: POCO X8 scores 59.9 against 59.8 for vivo V40. Pick by the categories that matter to you — POCO X8 edges ahead in performance, or by price.
Which would you pick?
Key differences
Reasons to pick the POCO X8
- Stronger performance score: 47 vs 26
- 52% higher capacity: 8,340 mAh vs 5,500 mAh
Reasons to pick the vivo V40
- Stronger display score: 73 vs 67
- Stronger camera score: 59 vs 43
- Stronger features score: 100 vs 87
- 213% higher Front camera: 50 MP vs 16 MP
- 29% higher Peak brightness: 4,500 nits vs 3,500 nits
Display
| Spec | POCO X8 | vivo V40 |
|---|---|---|
| Screen size | 6.83 ″+1% | 6.78 ″ |
| Panel type | AMOLED | AMOLED |
| Resolution | 1280x2772 | 1260x2800 |
| Pixel density | 447 ppi | 452 ppi+1% |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 3,500 nits | 4,500 nits+29% |
| Screen-to-body | 89.5 % | 90.1 %+1% |
Performance
| Spec | POCO X8 | vivo V40 |
|---|---|---|
| Chipset | Snapdragon 6s Gen 4 | Qualcomm Snapdragon 7 Gen 3 |
| Geekbench 6 (single) | — | 1,178Bottom 47% |
| Geekbench 6 (multi) | — | 3,208Bottom 44% |
| RAM (max) | 12 GB | 12 GB |
| Storage options | 128/256GB | 128/256/512GB |
| Storage type | UFS 2.2/3.1 | UFS 2.2 |
Camera
| Spec | POCO X8 | vivo V40 |
|---|---|---|
| Main camera | 50 MP | 50 MP |
| Main aperture | f/1.8 | f/1.88 |
| Ultra-wide | — | 50 MP |
| Max video | 1080p@30fps | 4K@30fps |
| Front camera | 16 MP | 50 MP+213% |
| OIS | Yes | Yes |
Battery
| Spec | POCO X8 | vivo V40 |
|---|---|---|
| Capacity | 8,340 mAh+52% | 5,500 mAh |
| Wired charging | 67 W | 80 W+19% |
| Active use endurance | — | 15.1 h |
Design
| Spec | POCO X8 | vivo V40 |
|---|---|---|
| Weight | 223 g | 190 g+15% |
| Thickness | 8.6 mm | 7.6 mm+12% |
| IP rating | IP66/IP68/IP69/IP69K | IP68/IP69 |
| Frame material | Plastic | Plastic |
Connectivity
| Spec | POCO X8 | vivo V40 |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 5 | — |
| Bluetooth | 5.1 | 5.4 |
| NFC | Yes | Yes |
| USB | USB-C 2.0 | USB-C 2.0 |
| eSIM | No | Yes |
Software
| Spec | POCO X8 | vivo V40 |
|---|---|---|
| OS at launch | Android 16 (HyperOS 3) | Android 14 (Funtouch OS 14) |
Audio
| Spec | POCO X8 | vivo V40 |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | No |