Motorola Razr 70 Ultra vs Redmi K40
The Motorola Razr 70 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Redmi K40 (2021) runs on the Qualcomm Snapdragon 870; estimated prices are $1099 and $309. By overall MobileRank rating, the Motorola Razr 70 Ultra leads — 80/100 vs 54/100 (a 26-point difference). Key differences: the Motorola Razr 70 Ultra has the bigger battery (5000 mAh vs 4520); the main camera is 50 MP vs 48 MP; the Motorola Razr 70 Ultra is faster in AnTuTu (3,942,923 vs 1,010,069).
Motorola Razr 70 Ultra
Redmi K40
- Higher AnTuTu: 3942923 vs 1010069
- Better Geekbench Single: 3640 vs 1298
- Better Geekbench Multi: 11033 vs 3520
- Bigger battery: 5000 vs 4520 mAh
- Faster charging: 68W vs 33W
- Better main camera: 50MP vs 48MP
- Higher refresh rate: 165Hz vs 120Hz
- Higher performance (98/100 vs 61/100)
- Better camera (60/100 vs 36/100)
- Longer battery life (61/100 vs 42/100)
- Better display (95/100 vs 79/100)
- Better portability (68/100 vs 64/100)
- Lighter: 196g vs 199g
- Cheaper: $309 vs $1099
- Overall rating 54/100
Comparing the Motorola Razr 70 Ultra vs the Redmi K40, the Motorola Razr 70 Ultra scores 26 points higher (80/100 vs 54/100). In the "performance" category, the Motorola Razr 70 Ultra leads (98/100 vs 61/100). In the "camera" category, the Motorola Razr 70 Ultra leads (60/100 vs 36/100). In the "battery" category, the Motorola Razr 70 Ultra leads (61/100 vs 42/100). In the "performance" category, the Motorola Razr 70 Ultra significantly outperforms the Redmi K40 (98/100 vs 61/100). In the "display" category, the Motorola Razr 70 Ultra notably outperforms the Redmi K40 (95/100 vs 79/100). In the "camera" category, the Motorola Razr 70 Ultra notably outperforms the Redmi K40 (60/100 vs 36/100). In the "battery" category, the Motorola Razr 70 Ultra notably outperforms the Redmi K40 (61/100 vs 42/100). In the "portability" category, the Motorola Razr 70 Ultra and the Redmi K40 are nearly equal (68/100 vs 64/100).
| Specification | Motorola Razr 70 Ultra | Redmi K40 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 870 | |
| AnTuTu | 3942923 | 1010069 | |
| Geekbench Single | 3640 | 1298 | |
| Geekbench Multi | 11033 | 3520 | |
| Display | 7.0" pOLED | 6.7" AMOLED | |
| Resolution | 1224x2992 | 2400x1080 | |
| Refresh rate | 165 Hz | 120 Hz | |
| Battery | 5000 mAh | 4520 mAh | |
| Charging | 68W | 33W | |
| Wireless charging | 15W | — | |
| Main camera | 50 MP | 48 MP | |
| Ultrawide | 50 MP | 8 MP | |
| Front camera | 50 MP | 20 MP | |
| RAM | 16GB | 6GB / 8GB / 12GB | |
| Storage | 512GB | 128GB / 256GB | |
| OS | Android 16 | Android 11 | |
| Brightness (peak) | 5000 nits | — | |
| NFC | yes | — | |
| Protection | IP48 | — | |
| Dimensions | 171.5×74.0×7.2 mm | — | |
| Weight | 199 g | 196 g | |
| Price | $1099 | $309 |
Motorola Razr 70 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Front: 50MP
Redmi K40
- Main: 48MP f/1.79
- Ultrawide: 8MP
- Front: 20MP
Motorola Razr 70 Ultra
- 7.0" pOLED
- Resolution: 1224x2992
- Refresh rate: 165 Hz
Redmi K40
- 6.7" AMOLED
- Resolution: 2400x1080
- Refresh rate: 120 Hz
Motorola Razr 70 Ultra
- 5000 mAh
- Wired: 68W
- Wireless: 15W
Redmi K40
- 4520 mAh
- Wired: 33W
- Wireless charging: no data
We compared Motorola Razr 70 Ultra and Redmi K40, covering their specs and all relevant benchmarks.
Motorola Razr 70 Ultra leads Redmi K40 by 290.4% in our overall performance rating.
Price difference: $790. Redmi K40 is cheaper by $790.
performance
In the "performance" category, the Motorola Razr 70 Ultra significantly outperforms the Redmi K40 (98/100 vs 61/100).
display
In the "display" category, the Motorola Razr 70 Ultra notably outperforms the Redmi K40 (95/100 vs 79/100).
camera
In the "camera" category, the Motorola Razr 70 Ultra notably outperforms the Redmi K40 (60/100 vs 36/100).
battery
In the "battery" category, the Motorola Razr 70 Ultra notably outperforms the Redmi K40 (61/100 vs 42/100).
portability
In the "portability" category, the Motorola Razr 70 Ultra and the Redmi K40 are nearly equal (68/100 vs 64/100).
Which is better: the Motorola Razr 70 Ultra or the Redmi K40?
The Motorola Razr 70 Ultra significantly outperforms the Redmi K40 by 26 points (80/100 vs 54/100).
What is the rating of the Motorola Razr 70 Ultra and the Redmi K40?
The Motorola Razr 70 Ultra has a MobileRank rating of 80/100, the Redmi K40 — 54/100.
Which has the better camera: the Motorola Razr 70 Ultra or the Redmi K40?
The Motorola Razr 70 Ultra leads on camera score (60/100 vs 36/100).
Which is more powerful: the Motorola Razr 70 Ultra or the Redmi K40?
The Motorola Razr 70 Ultra leads on performance (98/100 vs 61/100).
Should you choose the Motorola Razr 70 Ultra over the Redmi K40?
The Motorola Razr 70 Ultra is a better fit for gamers and power users. The Redmi K40 is a better fit for active users.