Oppo F31 vs Vivo iQOO Z9 (India)
The Oppo F31 (2025) runs on the MediaTek Dimensity 6300, while the Vivo iQOO Z9 (India) (2024) runs on the MediaTek Dimensity 7200. By overall MobileRank rating, the Vivo iQOO Z9 (India) leads — 53/100 vs 51/100 (a 2-point difference). Key differences: the Oppo F31 has the bigger battery (7000 mAh vs 5000); the Vivo iQOO Z9 (India) is faster in AnTuTu (971,424 vs 528,398).
Profile comparison
Category scores
Oppo F31
Vivo iQOO Z9 (India)
What makes Oppo F31 better?
- Bigger battery: 7000 vs 5000 mAh
- Faster charging: 80W vs 44W
- Lighter: 185g vs 188g
- Longer battery life (68/100 vs 48/100)
- Better display (80/100 vs 79/100)
What makes Vivo iQOO Z9 (India) better?
- Higher AnTuTu: 971424 vs 528398
- Better Geekbench Single: 1167 vs 771
- Better Geekbench Multi: 2577 vs 1980
- Higher performance (57/100 vs 43/100)
Comparison verdict
Comparing the Oppo F31 vs the Vivo iQOO Z9 (India), the Vivo iQOO Z9 (India) scores 2 points higher (53/100 vs 51/100). In the "performance" category, the Vivo iQOO Z9 (India) leads (57/100 vs 43/100). In the "battery" category, the Oppo F31 leads (68/100 vs 48/100). In the "performance" category, the Vivo iQOO Z9 (India) is a bit better (57/100 vs 43/100). In the "display" category, the Oppo F31 and the Vivo iQOO Z9 (India) are nearly equal (80/100 vs 79/100). In the "camera" category, both devices are on the same level — 32/100. In the "battery" category, the Oppo F31 notably outperforms the Vivo iQOO Z9 (India) (68/100 vs 48/100). In the "portability" category, both devices are on the same level — 68/100.
Specs comparison
| Specification | Oppo F31 | Vivo iQOO Z9 (India) | |
|---|---|---|---|
| Processor | MediaTek Dimensity 6300 | MediaTek Dimensity 7200 | |
| AnTuTu | 528398 | 971424 | |
| Geekbench Single | 771 | 1167 | |
| Geekbench Multi | 1980 | 2577 | |
| Display | 6.6" AMOLED | 6.7" AMOLED | |
| Resolution | 1080x2372 | 1080x2400 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 7000 mAh | 5000 mAh | |
| Charging | 80W | 44W | |
| Main camera | 50 MP | 50 MP | |
| Front camera | 16 MP | 16 MP | |
| RAM | 8GB | 8GB | |
| Storage | 128GB / 256GB | 128GB / 256GB | |
| OS | Android 15, ColorOS 15 | Android 14, Funtouch 14 | |
| Brightness (peak) | 1400 nits | 1800 nits | |
| NFC | no | no | |
| Protection | IP68 | IP54 | |
| Dimensions | 158.2×75.0×8.0 mm | 163.2×75.8×7.8 mm | |
| Weight | 185 g | 188 g | |
| Launch price | — | — |
Camera comparison
Oppo F31
- Main: 50MP f/1.8
- Front: 16MP
Vivo iQOO Z9 (India)
- Main: 50MP f/1.8
- Front: 16MP
Display comparison
Oppo F31
- 6.6" AMOLED
- Resolution: 1080x2372
- Refresh rate: 120 Hz
Vivo iQOO Z9 (India)
- 6.7" AMOLED
- Resolution: 1080x2400
- Refresh rate: 120 Hz
Battery and charging
Oppo F31
- 7000 mAh
- Wired: 80W
- No wireless charging
Vivo iQOO Z9 (India)
- 5000 mAh
- Wired: 44W
- No wireless charging
Overall performance score
We compared Oppo F31 and Vivo iQOO Z9 (India), covering their specs and all relevant benchmarks.
Vivo iQOO Z9 (India) leads Oppo F31 by 45.6% in our overall performance rating.
Benchmarks
Detailed category analysis
performance
In the "performance" category, the Vivo iQOO Z9 (India) is a bit better (57/100 vs 43/100).
display
In the "display" category, the Oppo F31 and the Vivo iQOO Z9 (India) are nearly equal (80/100 vs 79/100).
camera
In the "camera" category, both devices are on the same level — 32/100.
battery
In the "battery" category, the Oppo F31 notably outperforms the Vivo iQOO Z9 (India) (68/100 vs 48/100).
portability
In the "portability" category, both devices are on the same level — 68/100.
Frequently asked questions
Which is better: the Oppo F31 or the Vivo iQOO Z9 (India)?
The Vivo iQOO Z9 (India) edges out the Oppo F31 by just 2 points — the two devices are very close in overall level.
What is the rating of the Oppo F31 and the Vivo iQOO Z9 (India)?
The Oppo F31 has a MobileRank rating of 51/100, the Vivo iQOO Z9 (India) — 53/100.
Which is more powerful: the Oppo F31 or the Vivo iQOO Z9 (India)?
The Vivo iQOO Z9 (India) leads on performance (57/100 vs 43/100).
Should you choose the Oppo F31 over the Vivo iQOO Z9 (India)?
Neither model stands out enough to recommend it for a specific use case: the clearest difference is battery life — better on the Oppo F31 (68/100 vs 48/100).