OnePlus 15s vs Oppo K12 Plus
The OnePlus 15s (2026) 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 15s leads — 83/100 vs 56/100 (a 27-point difference). Key differences: the OnePlus 15s has the bigger battery (7500 mAh vs 6400); the OnePlus 15s is faster in AnTuTu (3,942,923 vs 1,025,251).
OnePlus 15s
Oppo K12 Plus
- Higher AnTuTu: 3942923 vs 1025251
- Better Geekbench Single: 3640 vs 1131
- Better Geekbench Multi: 11033 vs 2967
- Bigger battery: 7500 vs 6400 mAh
- Faster charging: 100W vs 80W
- Higher refresh rate: 165Hz vs 120Hz
- Higher performance (98/100 vs 58/100)
- Better camera (53/100 vs 35/100)
- Longer battery life (89/100 vs 65/100)
- Better display (95/100 vs 80/100)
- Better portability (64/100 vs 60/100)
- Lighter: 192g vs 195g
- Overall rating 56/100
Comparing the OnePlus 15s vs the Oppo K12 Plus, the OnePlus 15s scores 27 points higher (83/100 vs 56/100). In the "performance" category, the OnePlus 15s leads (98/100 vs 58/100). In the "camera" category, the OnePlus 15s leads (53/100 vs 35/100). In the "battery" category, the OnePlus 15s leads (89/100 vs 65/100). In the "performance" category, the OnePlus 15s significantly outperforms the Oppo K12 Plus (98/100 vs 58/100). In the "display" category, the OnePlus 15s notably outperforms the Oppo K12 Plus (95/100 vs 80/100). In the "camera" category, the OnePlus 15s notably outperforms the Oppo K12 Plus (53/100 vs 35/100). In the "battery" category, the OnePlus 15s notably outperforms the Oppo K12 Plus (89/100 vs 65/100). In the "portability" category, the OnePlus 15s and the Oppo K12 Plus are nearly equal (64/100 vs 60/100).
| Specification | OnePlus 15s | Oppo K12 Plus | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 7 Gen 3 | |
| AnTuTu | 3942923 | 1025251 | |
| Geekbench Single | 3640 | 1131 | |
| Geekbench Multi | 11033 | 2967 | |
| Display | 6.3" AMOLED | 6.7" AMOLED | |
| Resolution | 2640x1216 | 1080x2412 | |
| Refresh rate | 165 Hz | 120 Hz | |
| Battery | 7500 mAh | 6400 mAh | |
| Charging | 100W | 80W | |
| Wireless charging | 50W | 0W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 0 MP | 8 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 16 MP | 16 MP | |
| RAM | 12GB | 8GB / 12GB | |
| Storage | 256GB / 512GB | 256GB / 512GB | |
| OS | Android 16 | Android 14, ColorOS 14.0 | |
| Brightness (peak) | — | 1100 nits | |
| NFC | — | yes | |
| Protection | — | IP54 | |
| Dimensions | — | 162.5×75.3×8.4 mm | |
| Weight | 195 g | 192 g | |
| Launch price | $700 | — |
OnePlus 15s
- Main: 50MP f/f/1.8
- Telephoto: 50MP
- Front: 16MP
Oppo K12 Plus
- Main: 50MP f/f/1.8
- Ultrawide: 8MP
- Front: 16MP
OnePlus 15s
- 6.3" AMOLED
- Resolution: 2640x1216
- Refresh rate: 165 Hz
Oppo K12 Plus
- 6.7" AMOLED
- Resolution: 1080x2412
- Refresh rate: 120 Hz
OnePlus 15s
- 7500 mAh
- Wired: 100W
- Wireless: 50W
Oppo K12 Plus
- 6400 mAh
- Wired: 80W
- No wireless charging
We compared OnePlus 15s and Oppo K12 Plus, covering their specs and all relevant benchmarks.
OnePlus 15s leads Oppo K12 Plus by 284.6% in our overall performance rating.
Oppo K12 Plus
Price unknownperformance
In the "performance" category, the OnePlus 15s significantly outperforms the Oppo K12 Plus (98/100 vs 58/100).
display
In the "display" category, the OnePlus 15s notably outperforms the Oppo K12 Plus (95/100 vs 80/100).
camera
In the "camera" category, the OnePlus 15s notably outperforms the Oppo K12 Plus (53/100 vs 35/100).
battery
In the "battery" category, the OnePlus 15s notably outperforms the Oppo K12 Plus (89/100 vs 65/100).
portability
In the "portability" category, the OnePlus 15s and the Oppo K12 Plus are nearly equal (64/100 vs 60/100).
Which is better: the OnePlus 15s or the Oppo K12 Plus?
The OnePlus 15s significantly outperforms the Oppo K12 Plus by 27 points (83/100 vs 56/100).
What is the rating of the OnePlus 15s and the Oppo K12 Plus?
The OnePlus 15s has a MobileRank rating of 83/100, the Oppo K12 Plus — 56/100.
Which has the better camera: the OnePlus 15s or the Oppo K12 Plus?
The OnePlus 15s leads on camera score (53/100 vs 35/100).
Which is more powerful: the OnePlus 15s or the Oppo K12 Plus?
The OnePlus 15s leads on performance (98/100 vs 58/100).
Should you choose the OnePlus 15s over the Oppo K12 Plus?
The OnePlus 15s 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.