Oppo K12 vs Vivo iQOO 15
The Oppo K12 (2024) runs on the Qualcomm Snapdragon 7 Gen 3, while the Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Vivo iQOO 15 leads — 86/100 vs 57/100 (a 29-point difference). Key differences: the Vivo iQOO 15 has the bigger battery (7000 mAh vs 5500); the Vivo iQOO 15 is faster in AnTuTu (3,758,268 vs 1,027,925); the Oppo K12 is noticeably lighter (186g vs 215g).
Profile comparison
Category scores
Oppo K12
Vivo iQOO 15
What makes Oppo K12 better?
- Lighter: 186g vs 215g
- Better portability (63/100 vs 48/100)
What makes Vivo iQOO 15 better?
- Higher AnTuTu: 3758268 vs 1027925
- Better Geekbench Single: 3013 vs 1131
- Better Geekbench Multi: 9287 vs 3111
- Bigger battery: 7000 vs 5500 mAh
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (94/100 vs 59/100)
- Better camera (78/100 vs 35/100)
- Longer battery life (85/100 vs 66/100)
- Better display (99/100 vs 80/100)
Comparison verdict
Comparing the Oppo K12 vs the Vivo iQOO 15, the Vivo iQOO 15 scores 29 points higher (86/100 vs 57/100). In the "performance" category, the Vivo iQOO 15 leads (94/100 vs 59/100). In the "camera" category, the Vivo iQOO 15 leads (78/100 vs 35/100). In the "battery" category, the Vivo iQOO 15 leads (85/100 vs 66/100). In the "performance" category, the Vivo iQOO 15 significantly outperforms the Oppo K12 (94/100 vs 59/100). In the "display" category, the Vivo iQOO 15 notably outperforms the Oppo K12 (99/100 vs 80/100). In the "camera" category, the Vivo iQOO 15 significantly outperforms the Oppo K12 (78/100 vs 35/100). In the "battery" category, the Vivo iQOO 15 notably outperforms the Oppo K12 (85/100 vs 66/100). In the "portability" category, the Oppo K12 notably outperforms the Vivo iQOO 15 (63/100 vs 48/100).
Specs comparison
| Specification | Oppo K12 | Vivo iQOO 15 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 7 Gen 3 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 1027925 | 3758268 | |
| Geekbench Single | 1131 | 3013 | |
| Geekbench Multi | 3111 | 9287 | |
| Display | 6.7" AMOLED | 6.8" LTPO AMOLED | |
| Resolution | 1080x2412 | 1440x3168 | |
| Refresh rate | 120 Hz | 144 Hz | |
| Battery | 5500 mAh | 7000 mAh | |
| Charging | 100W | 100W | |
| Wireless charging | 0W | 40W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 16 MP | 32 MP | |
| RAM | 8GB / 12GB | 12GB / 16GB | |
| Storage | 256GB / 512GB | 256GB / 512GB / 1TB | |
| OS | Android 14, ColorOS 14 | Android 16 | |
| Brightness (peak) | 1100 nits | 6000 nits | |
| NFC | yes | yes | |
| Protection | IP54 | IP68 | |
| Dimensions | 162.5×75.3×8.4 mm | 163.7×76.8×8.1 mm | |
| Weight | 186 g | 215 g | |
| Launch price | — | $599 |
Camera comparison
Oppo K12
- Main: 50MP f/1.8
- Ultrawide: 8MP
- Front: 16MP
Vivo iQOO 15
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Display comparison
Oppo K12
- 6.7" AMOLED
- Resolution: 1080x2412
- Refresh rate: 120 Hz
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Battery and charging
Oppo K12
- 5500 mAh
- Wired: 100W
- No wireless charging
Vivo iQOO 15
- 7000 mAh
- NanoReview test: web browsing 18:52 hrs, total 39:26 hrs
- Wired: 100W
- Wireless: 40W
Overall performance score
We compared Oppo K12 and Vivo iQOO 15, covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads Oppo K12 by 72.6% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Oppo K12
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 significantly outperforms the Oppo K12 (94/100 vs 59/100).
display
In the "display" category, the Vivo iQOO 15 notably outperforms the Oppo K12 (99/100 vs 80/100).
camera
In the "camera" category, the Vivo iQOO 15 significantly outperforms the Oppo K12 (78/100 vs 35/100).
battery
In the "battery" category, the Vivo iQOO 15 notably outperforms the Oppo K12 (85/100 vs 66/100).
portability
In the "portability" category, the Oppo K12 notably outperforms the Vivo iQOO 15 (63/100 vs 48/100).
Frequently asked questions
Which is better: the Oppo K12 or the Vivo iQOO 15?
The Vivo iQOO 15 significantly outperforms the Oppo K12 by 29 points (86/100 vs 57/100).
What is the rating of the Oppo K12 and the Vivo iQOO 15?
The Oppo K12 has a MobileRank rating of 57/100, the Vivo iQOO 15 — 86/100.
Which has the better camera: the Oppo K12 or the Vivo iQOO 15?
The Vivo iQOO 15 leads on camera score (78/100 vs 35/100).
Which is more powerful: the Oppo K12 or the Vivo iQOO 15?
The Vivo iQOO 15 leads on performance (94/100 vs 59/100).
Should you choose the Oppo K12 over the Vivo iQOO 15?
The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.