OPPO K15 vs vivo V40
46.7Performance26.1
53.6Display73
58.6Camera58.6
79.8Battery78.4
86.7Features100
2 spec wins — OPPO K156 spec wins — vivo V40
InnoReviews verdict
This one is close to a dead heat: OPPO K15 scores 61.1 against 59.8 for vivo V40. Pick by the categories that matter to you — OPPO K15 edges ahead in performance and battery, or by price.
Which would you pick?
Key differences
Reasons to pick the OPPO K15
- Stronger performance score: 47 vs 26
- 45% higher capacity: 8,000 mAh vs 5,500 mAh
Reasons to pick the vivo V40
- Stronger display score: 73 vs 54
- Stronger features score: 100 vs 87
- 275% higher Peak brightness: 4,500 nits vs 1,200 nits
- Has eSIM — the other doesn't
Display
| Spec | OPPO K15 | vivo V40 |
|---|---|---|
| Screen size | 6.59 ″ | 6.78 ″+3% |
| Panel type | AMOLED | AMOLED |
| Resolution | 2760x1256 | 1260x2800 |
| Pixel density | 460 ppi+2% | 452 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 1,200 nits | 4,500 nits+275% |
| Screen-to-body | 88.9 % | 90.1 %+1% |
Performance
| Spec | OPPO K15 | vivo V40 |
|---|---|---|
| Chipset | Dimensity 7360 Super | 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 | 256GB | 128/256/512GB |
| Storage type | UFS 3.1 | UFS 2.2 |
Camera
| Spec | OPPO K15 | vivo V40 |
|---|---|---|
| Main camera | 50 MP | 50 MP |
| Main aperture | f/1.8 | f/1.88 |
| Ultra-wide | 50 MP | 50 MP |
| Max video | 4K@30fps | 4K@30fps |
| Front camera | 50 MP | 50 MP |
| OIS | Yes | Yes |
Battery
| Spec | OPPO K15 | vivo V40 |
|---|---|---|
| Capacity | 8,000 mAh+45% | 5,500 mAh |
| Wired charging | 80 W | 80 W |
| Active use endurance | — | 15.1 h |
Design
| Spec | OPPO K15 | vivo V40 |
|---|---|---|
| Weight | 205 g | 190 g+7% |
| Thickness | 8.3 mm | 7.6 mm+9% |
| IP rating | IP68/IP69 | IP68/IP69 |
| Frame material | Aluminum | Plastic |
Connectivity
| Spec | OPPO K15 | vivo V40 |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 6 | — |
| Bluetooth | 5.4 | 5.4 |
| NFC | Yes | Yes |
| USB | USB-C 2.0 | USB-C 2.0 |
| eSIM | No | Yes |
Software
| Spec | OPPO K15 | vivo V40 |
|---|---|---|
| OS at launch | Android 16 (ColorOS 16) | Android 14 (Funtouch OS 14) |
Audio
| Spec | OPPO K15 | vivo V40 |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | No |