OPPO K15 Pro vs Vivo iQOO 15 Ultra
The OPPO K15 Pro (2026) runs on the MediaTek Dimensity 8500, while the Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5; launch prices were $436 and $799. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 89/100 vs 67/100 (a 22-point difference). Key differences: the OPPO K15 Pro has the bigger battery (7500 mAh vs 7400); the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 2,254,164); the OPPO K15 Pro is noticeably lighter (200g vs 227g).
Profile comparison
Category scores
OPPO K15 Pro
Vivo iQOO 15 Ultra
What makes OPPO K15 Pro better?
- Bigger battery: 7500 vs 7400 mAh
- Lighter: 200g vs 227g
- Cheaper at launch: $436 vs $799
- Better portability (56/100 vs 35/100)
What makes Vivo iQOO 15 Ultra better?
- Higher AnTuTu: 4602290 vs 2254164
- Better Geekbench Single: 3639 vs 1555
- Better Geekbench Multi: 11047 vs 6405
- Faster charging: 120W vs 80W
- Higher performance (99/100 vs 78/100)
- Better camera (78/100 vs 35/100)
- Longer battery life (92/100 vs 69/100)
- Better display (99/100 vs 94/100)
Comparison verdict
Comparing the OPPO K15 Pro vs the Vivo iQOO 15 Ultra, the Vivo iQOO 15 Ultra scores 22 points higher (89/100 vs 67/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (99/100 vs 78/100). In the "camera" category, the Vivo iQOO 15 Ultra leads (78/100 vs 35/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (92/100 vs 69/100). Value score: OPPO K15 Pro — 60/100, Vivo iQOO 15 Ultra — 92/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, the Vivo iQOO 15 Ultra notably outperforms the OPPO K15 Pro (99/100 vs 78/100). In the "display" category, the Vivo iQOO 15 Ultra is a bit better (99/100 vs 94/100). In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the OPPO K15 Pro (78/100 vs 35/100). In the "battery" category, the Vivo iQOO 15 Ultra notably outperforms the OPPO K15 Pro (92/100 vs 69/100). In the "portability" category, the OPPO K15 Pro notably outperforms the Vivo iQOO 15 Ultra (56/100 vs 35/100).
Specs comparison
| Specification | OPPO K15 Pro | Vivo iQOO 15 Ultra | |
|---|---|---|---|
| Processor | MediaTek Dimensity 8500 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 2254164 | 4602290 | |
| Geekbench Single | 1555 | 3639 | |
| Geekbench Multi | 6405 | 11047 | |
| Display | 6.6" AMOLED | 6.8" LTPO AMOLED | |
| Resolution | 2760x1256 | 1440x3168 | |
| Refresh rate | 144 Hz | 144 Hz | |
| Battery | 7500 mAh | 7400 mAh | |
| Charging | 80W | 120W | |
| Wireless charging | 0W | 50W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 16 MP | 32 MP | |
| RAM | 12GB | 12GB / 16GB / 24GB | |
| Storage | 256GB / 512GB | 256GB / 512GB / 1TB | |
| OS | Android 16 | Android 16 | |
| Brightness (peak) | 1800 nits | 8000 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 162.4×77.5×8.3 mm | 163.7×76.8×8.7 mm | |
| Weight | 200 g | 227 g | |
| Launch price | $436 | $799 |
Camera comparison
OPPO K15 Pro
- Main: 50MP f/1.8
- Ultrawide: 8MP
- Front: 16MP
Vivo iQOO 15 Ultra
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Display comparison
OPPO K15 Pro
- 6.6" AMOLED
- Resolution: 2760x1256
- Refresh rate: 144 Hz
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Battery and charging
OPPO K15 Pro
- 7500 mAh
- Wired: 80W
- No wireless charging
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
Overall performance score
We compared OPPO K15 Pro and Vivo iQOO 15 Ultra, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads OPPO K15 Pro by 51.0% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $363. OPPO K15 Pro was $363 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 Ultra notably outperforms the OPPO K15 Pro (99/100 vs 78/100).
display
In the "display" category, the Vivo iQOO 15 Ultra is a bit better (99/100 vs 94/100).
camera
In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the OPPO K15 Pro (78/100 vs 35/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra notably outperforms the OPPO K15 Pro (92/100 vs 69/100).
portability
In the "portability" category, the OPPO K15 Pro notably outperforms the Vivo iQOO 15 Ultra (56/100 vs 35/100).
Frequently asked questions
Which is better: the OPPO K15 Pro or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra significantly outperforms the OPPO K15 Pro by 22 points (89/100 vs 67/100).
What is the rating of the OPPO K15 Pro and the Vivo iQOO 15 Ultra?
The OPPO K15 Pro has a MobileRank rating of 67/100, the Vivo iQOO 15 Ultra — 89/100.
Which has the better camera: the OPPO K15 Pro or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on camera score (78/100 vs 35/100).
Which is more powerful: the OPPO K15 Pro or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on performance (99/100 vs 78/100).
Should you choose the OPPO K15 Pro over the Vivo iQOO 15 Ultra?
The OPPO K15 Pro is a better fit for active users. The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.