Realme V21 vs Redmi K80 Ultra
Comparing the Realme V21 (2022) and the Redmi K80 Ultra (2025) on specs and benchmarks. By overall MobileRank rating, the Redmi K80 Ultra leads — 60/100 vs 10/100 (a 50-point difference). Key differences: the Redmi K80 Ultra has the bigger battery (7410 mAh vs 5000); the main camera is 13 MP vs 50 MP; the Redmi K80 Ultra has NFC for contactless payments, the Realme V21 doesn't.
Realme V21
Redmi K80 Ultra
- Better design/ergonomics (50/100 vs 26/100)
- Bigger battery: 7410 vs 5000 mAh
- Better main camera: 50MP vs 13MP
- Higher performance (61/100 vs 0/100)
- Better camera (32/100 vs 0/100)
- Longer battery life (72/100 vs 36/100)
- Better display (100/100 vs 0/100)
- Better value for money (86/100 vs 55/100)
Comparing the Realme V21 vs the Redmi K80 Ultra, the Redmi K80 Ultra scores 50 points higher (60/100 vs 10/100). In the "performance" category, the Redmi K80 Ultra leads (61/100 vs 0/100). In the "camera" category, the Redmi K80 Ultra leads (32/100 vs 0/100). In the "battery" category, the Redmi K80 Ultra leads (72/100 vs 36/100). In the "value for money" category, the Redmi K80 Ultra leads (86/100 vs 55/100). In the "performance" category, the Redmi K80 Ultra significantly outperforms the Realme V21 (61/100 vs 0/100). In the "display" category, the Redmi K80 Ultra significantly outperforms the Realme V21 (100/100 vs 0/100). In the "camera" category, the Redmi K80 Ultra significantly outperforms the Realme V21 (32/100 vs 0/100). In the "battery" category, the Redmi K80 Ultra significantly outperforms the Realme V21 (72/100 vs 36/100). In the "design" category, the Realme V21 notably outperforms the Redmi K80 Ultra (50/100 vs 26/100). In the "value for money" category, the Redmi K80 Ultra significantly outperforms the Realme V21 (86/100 vs 55/100).
| Specification | Realme V21 | Redmi K80 Ultra | |
|---|---|---|---|
| Processor | — | MediaTek Dimensity 9400+ | |
| AnTuTu | — | 2876004 | |
| Geekbench Single | — | 2729 | |
| Geekbench Multi | — | 8430 | |
| Display | 6.6" TFT | 6.8" OLED | |
| Resolution | 720x1612 | 1280x2772 | |
| Refresh rate | — | 144 Hz | |
| Battery | 5000 mAh | 7410 mAh | |
| Charging | — | 100W | |
| Main camera | 13 MP | 50 MP | |
| Ultrawide | 0 MP | 8 MP | |
| Front camera | 8 MP | 20 MP | |
| RAM | 4GB / 6GB / 8GB | 12GB / 16GB | |
| Storage | 128GB | 256GB / 512GB / 1TB | |
| OS | Android 12, Realme UI 3.0 | Android 15 | |
| Brightness (peak) | — | 3200 nits | |
| NFC | no | yes | |
| Protection | — | IP68 | |
| Weight | — | 219 g | |
| Price | — | $350 |
Realme V21
- Main: 13MP f/f/2.2
- Front: 8MP
Redmi K80 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 8MP
- Front: 20MP
Realme V21
- 6.6" TFT
- Resolution: 720x1612
- Refresh rate: —
Redmi K80 Ultra
- 6.8" OLED
- Resolution: 1280x2772
- Refresh rate: 144 Hz
Realme V21
- 5000 mAh
- No wireless charging
Redmi K80 Ultra
- 7410 mAh
- Wired: 100W
- No wireless charging
Realme V21
Price unknownperformance
In the "performance" category, the Redmi K80 Ultra significantly outperforms the Realme V21 (61/100 vs 0/100).
display
In the "display" category, the Redmi K80 Ultra significantly outperforms the Realme V21 (100/100 vs 0/100).
camera
In the "camera" category, the Redmi K80 Ultra significantly outperforms the Realme V21 (32/100 vs 0/100).
battery
In the "battery" category, the Redmi K80 Ultra significantly outperforms the Realme V21 (72/100 vs 36/100).
design
In the "design" category, the Realme V21 notably outperforms the Redmi K80 Ultra (50/100 vs 26/100).
value for money
In the "value for money" category, the Redmi K80 Ultra significantly outperforms the Realme V21 (86/100 vs 55/100).
Which is better: the Realme V21 or the Redmi K80 Ultra?
The Redmi K80 Ultra significantly outperforms the Realme V21 by 50 points (60/100 vs 10/100).
What is the rating of the Realme V21 and the Redmi K80 Ultra?
The Realme V21 has a MobileRank rating of 10/100, the Redmi K80 Ultra — 60/100.
Which has the better camera: the Realme V21 or the Redmi K80 Ultra?
The Redmi K80 Ultra leads on camera score (32/100 vs 0/100).
Which is more powerful: the Realme V21 or the Redmi K80 Ultra?
The Redmi K80 Ultra leads on performance (61/100 vs 0/100).
Should you choose the Realme V21 over the Redmi K80 Ultra?
The Realme V21 is a better fit for everyday use. The Redmi K80 Ultra is a better fit for active users, budget-conscious buyers.