Realme C31 vs Vivo iQOO 15
The Realme C31 (2022) runs on the Unisoc Tiger T612, 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 28/100 (a 58-point difference). Key differences: the Vivo iQOO 15 has the bigger battery (7000 mAh vs 5000); the main camera is 13 MP vs 50 MP; the Vivo iQOO 15 has NFC for contactless payments, the Realme C31 doesn't; the Realme C31 is noticeably lighter (197g vs 215g).
Realme C31
Vivo iQOO 15
- Lighter: 197g vs 215g
- Better portability (56/100 vs 48/100)
- Better Geekbench Single: 3041 vs 360
- Better Geekbench Multi: 9494 vs 1250
- Bigger battery: 7000 vs 5000 mAh
- Better main camera: 50MP vs 13MP
- Higher performance (94/100 vs 16/100)
- Better camera (78/100 vs 10/100)
- Longer battery life (85/100 vs 66/100)
- Better display (99/100 vs 39/100)
Comparing the Realme C31 vs the Vivo iQOO 15, the Vivo iQOO 15 scores 58 points higher (86/100 vs 28/100). In the "performance" category, the Vivo iQOO 15 leads (94/100 vs 16/100). In the "camera" category, the Vivo iQOO 15 leads (78/100 vs 10/100). 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 Realme C31 (94/100 vs 16/100). In the "display" category, the Vivo iQOO 15 significantly outperforms the Realme C31 (99/100 vs 39/100). In the "camera" category, the Vivo iQOO 15 significantly outperforms the Realme C31 (78/100 vs 10/100). In the "battery" category, the Vivo iQOO 15 notably outperforms the Realme C31 (85/100 vs 66/100). In the "portability" category, the Realme C31 is a bit better (56/100 vs 48/100).
| Specification | Realme C31 | Vivo iQOO 15 | |
|---|---|---|---|
| Processor | Unisoc Tiger T612 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | — | 3714661 | |
| Geekbench Single | 360 | 3041 | |
| Geekbench Multi | 1250 | 9494 | |
| Display | 6.5" IPS LCD | 6.8" LTPO AMOLED | |
| Resolution | 720x1600 | 1440x3168 | |
| Refresh rate | — | 144 Hz | |
| Battery | 5000 mAh | 7000 mAh | |
| Charging | — | 100W | |
| Wireless charging | — | 40W | |
| Main camera | 13 MP | 50 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 5 MP | 32 MP | |
| RAM | 3GB / 4GB | 12GB / 16GB | |
| Storage | 32GB / 64GB | 256GB / 512GB / 1TB | |
| OS | Android 11, Realme UI 2.0 | Android 16 | |
| Brightness (peak) | 400 nits | 6000 nits | |
| NFC | no | yes | |
| Protection | — | IP68 | |
| Dimensions | 164.7×76.1×8.4 mm | 163.7×76.8×8.1 mm | |
| Weight | 197 g | 215 g | |
| Launch price | — | $599 |
Realme C31
- Main: 13MP f/f/2.2
- Front: 5MP
Vivo iQOO 15
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Realme C31
- 6.5" IPS LCD
- Resolution: 720x1600
- Refresh rate: —
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Realme C31
- 5000 mAh
- Wireless charging: no data
Vivo iQOO 15
- 7000 mAh
- NanoReview test: web browsing 18:52 hrs, total 39:26 hrs
- Wired: 100W
- Wireless: 40W
Realme C31
Price unknownperformance
In the "performance" category, the Vivo iQOO 15 significantly outperforms the Realme C31 (94/100 vs 16/100).
display
In the "display" category, the Vivo iQOO 15 significantly outperforms the Realme C31 (99/100 vs 39/100).
camera
In the "camera" category, the Vivo iQOO 15 significantly outperforms the Realme C31 (78/100 vs 10/100).
battery
In the "battery" category, the Vivo iQOO 15 notably outperforms the Realme C31 (85/100 vs 66/100).
portability
In the "portability" category, the Realme C31 is a bit better (56/100 vs 48/100).
Which is better: the Realme C31 or the Vivo iQOO 15?
The Vivo iQOO 15 significantly outperforms the Realme C31 by 58 points (86/100 vs 28/100).
What is the rating of the Realme C31 and the Vivo iQOO 15?
The Realme C31 has a MobileRank rating of 28/100, the Vivo iQOO 15 — 86/100.
Which has the better camera: the Realme C31 or the Vivo iQOO 15?
The Vivo iQOO 15 leads on camera score (78/100 vs 10/100).
Which is more powerful: the Realme C31 or the Vivo iQOO 15?
The Vivo iQOO 15 leads on performance (94/100 vs 16/100).
Should you choose the Realme C31 over the Vivo iQOO 15?
The Realme C31 is a better fit for everyday use. The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.