Oppo F31 vs Vivo iQOO 15
The Oppo F31 (2025) runs on the MediaTek Dimensity 6300, 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 51/100 (a 35-point difference). Key differences: the Vivo iQOO 15 is faster in AnTuTu (3,758,268 vs 528,398); the Vivo iQOO 15 has NFC for contactless payments, the Oppo F31 doesn't; the Oppo F31 is noticeably lighter (185g vs 215g).
Profile comparison
Category scores
Oppo F31
Vivo iQOO 15
What makes Oppo F31 better?
- Lighter: 185g vs 215g
- Better portability (68/100 vs 48/100)
What makes Vivo iQOO 15 better?
- Higher AnTuTu: 3758268 vs 528398
- Better Geekbench Single: 3013 vs 771
- Better Geekbench Multi: 9287 vs 1980
- Faster charging: 100W vs 80W
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (94/100 vs 43/100)
- Better camera (78/100 vs 32/100)
- Longer battery life (85/100 vs 68/100)
- Better display (99/100 vs 80/100)
Comparison verdict
Comparing the Oppo F31 vs the Vivo iQOO 15, the Vivo iQOO 15 scores 35 points higher (86/100 vs 51/100). In the "performance" category, the Vivo iQOO 15 leads (94/100 vs 43/100). In the "camera" category, the Vivo iQOO 15 leads (78/100 vs 32/100). In the "battery" category, the Vivo iQOO 15 leads (85/100 vs 68/100). In the "performance" category, the Vivo iQOO 15 significantly outperforms the Oppo F31 (94/100 vs 43/100). In the "display" category, the Vivo iQOO 15 notably outperforms the Oppo F31 (99/100 vs 80/100). In the "camera" category, the Vivo iQOO 15 significantly outperforms the Oppo F31 (78/100 vs 32/100). In the "battery" category, the Vivo iQOO 15 notably outperforms the Oppo F31 (85/100 vs 68/100). In the "portability" category, the Oppo F31 notably outperforms the Vivo iQOO 15 (68/100 vs 48/100).
Specs comparison
| Specification | Oppo F31 | Vivo iQOO 15 | |
|---|---|---|---|
| Processor | MediaTek Dimensity 6300 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 528398 | 3758268 | |
| Geekbench Single | 771 | 3013 | |
| Geekbench Multi | 1980 | 9287 | |
| Display | 6.6" AMOLED | 6.8" LTPO AMOLED | |
| Resolution | 1080x2372 | 1440x3168 | |
| Refresh rate | 120 Hz | 144 Hz | |
| Battery | 7000 mAh | 7000 mAh | |
| Charging | 80W | 100W | |
| Wireless charging | 0W | 40W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 16 MP | 32 MP | |
| RAM | 8GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Android 15, ColorOS 15 | Android 16 | |
| Brightness (peak) | 1400 nits | 6000 nits | |
| NFC | no | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 158.2×75.0×8.0 mm | 163.7×76.8×8.1 mm | |
| Weight | 185 g | 215 g | |
| Launch price | — | $599 |
Camera comparison
Oppo F31
- Main: 50MP f/1.8
- Front: 16MP
Vivo iQOO 15
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Display comparison
Oppo F31
- 6.6" AMOLED
- Resolution: 1080x2372
- Refresh rate: 120 Hz
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Battery and charging
Oppo F31
- 7000 mAh
- Wired: 80W
- 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 F31 and Vivo iQOO 15, covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads Oppo F31 by 85.9% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Oppo F31
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 significantly outperforms the Oppo F31 (94/100 vs 43/100).
display
In the "display" category, the Vivo iQOO 15 notably outperforms the Oppo F31 (99/100 vs 80/100).
camera
In the "camera" category, the Vivo iQOO 15 significantly outperforms the Oppo F31 (78/100 vs 32/100).
battery
In the "battery" category, the Vivo iQOO 15 notably outperforms the Oppo F31 (85/100 vs 68/100).
portability
In the "portability" category, the Oppo F31 notably outperforms the Vivo iQOO 15 (68/100 vs 48/100).
Frequently asked questions
Which is better: the Oppo F31 or the Vivo iQOO 15?
The Vivo iQOO 15 significantly outperforms the Oppo F31 by 35 points (86/100 vs 51/100).
What is the rating of the Oppo F31 and the Vivo iQOO 15?
The Oppo F31 has a MobileRank rating of 51/100, the Vivo iQOO 15 — 86/100.
Which has the better camera: the Oppo F31 or the Vivo iQOO 15?
The Vivo iQOO 15 leads on camera score (78/100 vs 32/100).
Which is more powerful: the Oppo F31 or the Vivo iQOO 15?
The Vivo iQOO 15 leads on performance (94/100 vs 43/100).
Should you choose the Oppo F31 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.