Realme V21 vs Vivo iQOO 15 Ultra
Comparing the Realme V21 (2022) and the Vivo iQOO 15 Ultra (2026) on specs and benchmarks. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 84/100 vs 10/100 (a 74-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 5000); the main camera is 13 MP vs 50 MP; the Vivo iQOO 15 Ultra has NFC for contactless payments, the Realme V21 doesn't.
Realme V21
Vivo iQOO 15 Ultra
- Better design/ergonomics (50/100 vs 16/100)
- Bigger battery: 7400 vs 5000 mAh
- Better main camera: 50MP vs 13MP
- Higher performance (97/100 vs 0/100)
- Better camera (74/100 vs 0/100)
- Longer battery life (86/100 vs 36/100)
- Better display (100/100 vs 0/100)
Comparing the Realme V21 vs the Vivo iQOO 15 Ultra, the Vivo iQOO 15 Ultra scores 74 points higher (84/100 vs 10/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (97/100 vs 0/100). In the "camera" category, the Vivo iQOO 15 Ultra leads (74/100 vs 0/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (86/100 vs 36/100). In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Realme V21 (97/100 vs 0/100). In the "display" category, the Vivo iQOO 15 Ultra significantly outperforms the Realme V21 (100/100 vs 0/100). In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Realme V21 (74/100 vs 0/100). In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Realme V21 (86/100 vs 36/100). In the "design" category, the Realme V21 significantly outperforms the Vivo iQOO 15 Ultra (50/100 vs 16/100). In the "value for money" category, both devices are on the same level — 55/100.
| Specification | Realme V21 | Vivo iQOO 15 Ultra | |
|---|---|---|---|
| Processor | — | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | — | 4602290 | |
| Geekbench Single | — | 3640 | |
| Geekbench Multi | — | 11033 | |
| Display | 6.6" TFT | 6.8" LTPO AMOLED | |
| Resolution | 720x1612 | 1440x3168 | |
| Refresh rate | — | 144 Hz | |
| Battery | 5000 mAh | 7400 mAh | |
| Charging | — | 120W | |
| Wireless charging | 0W | 50W | |
| Main camera | 13 MP | 50 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 8 MP | 32 MP | |
| RAM | 4GB / 6GB / 8GB | 12GB / 16GB / 24GB | |
| Storage | 128GB | 256GB / 512GB / 1TB | |
| OS | Android 12, Realme UI 3.0 | Android 16 | |
| Brightness (peak) | — | 8000 nits | |
| NFC | no | yes | |
| Protection | — | IP68 | |
| Dimensions | — | 163.7×76.8×8.7 mm | |
| Weight | — | 227 g | |
| Price | — | $799 |
Realme V21
- Main: 13MP f/f/2.2
- Front: 8MP
Vivo iQOO 15 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Realme V21
- 6.6" TFT
- Resolution: 720x1612
- Refresh rate: —
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Realme V21
- 5000 mAh
- No wireless charging
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
Realme V21
Price unknownperformance
In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Realme V21 (97/100 vs 0/100).
display
In the "display" category, the Vivo iQOO 15 Ultra significantly outperforms the Realme V21 (100/100 vs 0/100).
camera
In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Realme V21 (74/100 vs 0/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Realme V21 (86/100 vs 36/100).
design
In the "design" category, the Realme V21 significantly outperforms the Vivo iQOO 15 Ultra (50/100 vs 16/100).
value for money
In the "value for money" category, both devices are on the same level — 55/100.
Which is better: the Realme V21 or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra significantly outperforms the Realme V21 by 74 points (84/100 vs 10/100).
What is the rating of the Realme V21 and the Vivo iQOO 15 Ultra?
The Realme V21 has a MobileRank rating of 10/100, the Vivo iQOO 15 Ultra — 84/100.
Which has the better camera: the Realme V21 or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on camera score (74/100 vs 0/100).
Which is more powerful: the Realme V21 or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on performance (97/100 vs 0/100).
Should you choose the Realme V21 over the Vivo iQOO 15 Ultra?
The Realme V21 is a better fit for everyday use. The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life.