OnePlus 15 vs Oppo K12 Plus
The OnePlus 15 (2025) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Oppo K12 Plus (2024) runs on the Qualcomm Snapdragon 7 Gen 3. By overall MobileRank rating, the OnePlus 15 leads — 86/100 vs 56/100 (a 30-point difference). Key differences: the OnePlus 15 has the bigger battery (6500 mAh vs 6400); the OnePlus 15 is faster in AnTuTu (3,621,671 vs 1,025,251); the Oppo K12 Plus is noticeably lighter (192g vs 213g).
OnePlus 15
Oppo K12 Plus
- Higher AnTuTu: 3621671 vs 1025251
- Better Geekbench Single: 3640 vs 1131
- Better Geekbench Multi: 11033 vs 2967
- Bigger battery: 6500 vs 6400 mAh
- Faster charging: 120W vs 80W
- Higher performance (97/100 vs 58/100)
- Better camera (78/100 vs 35/100)
- Longer battery life (89/100 vs 65/100)
- Better display (84/100 vs 80/100)
- Lighter: 192g vs 213g
- Better portability (60/100 vs 50/100)
Comparing the OnePlus 15 vs the Oppo K12 Plus, the OnePlus 15 scores 30 points higher (86/100 vs 56/100). In the "performance" category, the OnePlus 15 leads (97/100 vs 58/100). In the "camera" category, the OnePlus 15 leads (78/100 vs 35/100). In the "battery" category, the OnePlus 15 leads (89/100 vs 65/100). In the "performance" category, the OnePlus 15 significantly outperforms the Oppo K12 Plus (97/100 vs 58/100). In the "display" category, the OnePlus 15 and the Oppo K12 Plus are nearly equal (84/100 vs 80/100). In the "camera" category, the OnePlus 15 significantly outperforms the Oppo K12 Plus (78/100 vs 35/100). In the "battery" category, the OnePlus 15 notably outperforms the Oppo K12 Plus (89/100 vs 65/100). In the "portability" category, the Oppo K12 Plus is a bit better (60/100 vs 50/100).
| Specification | OnePlus 15 | Oppo K12 Plus | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 7 Gen 3 | |
| AnTuTu | 3621671 | 1025251 | |
| Geekbench Single | 3640 | 1131 | |
| Geekbench Multi | 11033 | 2967 | |
| Display | 6.8" AMOLED | 6.7" AMOLED | |
| Resolution | 1272x2772 | 1080x2412 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 6500 mAh | 6400 mAh | |
| Charging | 120W | 80W | |
| Wireless charging | 50W | 0W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 50 MP | 8 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 32 MP | 16 MP | |
| RAM | 12GB / 16GB | 8GB / 12GB | |
| Storage | 256GB / 512GB | 256GB / 512GB | |
| OS | Android 16, OxygenOS 16 (Global), ColorOS 16 (China) | Android 14, ColorOS 14.0 | |
| Brightness (peak) | 1800 nits | 1100 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP54 | |
| Dimensions | 161.4×76.7×8.1 mm | 162.5×75.3×8.4 mm | |
| Weight | 213 g | 192 g | |
| Launch price | $799 | — |
OnePlus 15
- Main: 50MP
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Oppo K12 Plus
- Main: 50MP f/f/1.8
- Ultrawide: 8MP
- Front: 16MP
OnePlus 15
- 6.8" AMOLED
- Resolution: 1272x2772
- Refresh rate: 120 Hz
Oppo K12 Plus
- 6.7" AMOLED
- Resolution: 1080x2412
- Refresh rate: 120 Hz
OnePlus 15
- 6500 mAh
- Wired: 120W
- Wireless: 50W
Oppo K12 Plus
- 6400 mAh
- Wired: 80W
- No wireless charging
We compared OnePlus 15 and Oppo K12 Plus, covering their specs and all relevant benchmarks.
OnePlus 15 leads Oppo K12 Plus by 253.2% in our overall performance rating.
Oppo K12 Plus
Price unknownperformance
In the "performance" category, the OnePlus 15 significantly outperforms the Oppo K12 Plus (97/100 vs 58/100).
display
In the "display" category, the OnePlus 15 and the Oppo K12 Plus are nearly equal (84/100 vs 80/100).
camera
In the "camera" category, the OnePlus 15 significantly outperforms the Oppo K12 Plus (78/100 vs 35/100).
battery
In the "battery" category, the OnePlus 15 notably outperforms the Oppo K12 Plus (89/100 vs 65/100).
portability
In the "portability" category, the Oppo K12 Plus is a bit better (60/100 vs 50/100).
Which is better: the OnePlus 15 or the Oppo K12 Plus?
The OnePlus 15 significantly outperforms the Oppo K12 Plus by 30 points (86/100 vs 56/100).
What is the rating of the OnePlus 15 and the Oppo K12 Plus?
The OnePlus 15 has a MobileRank rating of 86/100, the Oppo K12 Plus — 56/100.
Which has the better camera: the OnePlus 15 or the Oppo K12 Plus?
The OnePlus 15 leads on camera score (78/100 vs 35/100).
Which is more powerful: the OnePlus 15 or the Oppo K12 Plus?
The OnePlus 15 leads on performance (97/100 vs 58/100).
Should you choose the OnePlus 15 over the Oppo K12 Plus?
The OnePlus 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Oppo K12 Plus is a better fit for everyday use.