Motorola Razr 40 vs Redmi K90
The Motorola Razr 40 (2023) runs on the Qualcomm Snapdragon 7 Gen 1, while the Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite; estimated prices are $586 and $401. By overall MobileRank rating, the Redmi K90 leads — 68/100 vs 34/100 (a 34-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 4200); the main camera is 64 MP vs 50 MP; the Redmi K90 is faster in AnTuTu (3,088,357 vs 840,330); the Motorola Razr 40 is noticeably lighter (188g vs 206g).
Motorola Razr 40
Redmi K90
- Better main camera: 64MP vs 50MP
- Higher refresh rate: 144Hz vs 120Hz
- Lighter: 188g vs 206g
- Better design/ergonomics (65/100 vs 42/100)
- Higher AnTuTu: 3088357 vs 840330
- Better Geekbench Single: 3050 vs 1039
- Better Geekbench Multi: 9300 vs 2885
- Bigger battery: 7100 vs 4200 mAh
- Faster charging: 100W vs 30W
- Cheaper: $401 vs $586
- Higher performance (69/100 vs 1/100)
- Better camera (53/100 vs 48/100)
- Longer battery life (71/100 vs 20/100)
- Better value for money (82/100 vs 69/100)
Comparing the Motorola Razr 40 vs the Redmi K90, the Redmi K90 scores 34 points higher (68/100 vs 34/100). In the "performance" category, the Redmi K90 leads (69/100 vs 1/100). In the "battery" category, the Redmi K90 leads (71/100 vs 20/100). In the "value for money" category, the Redmi K90 leads (82/100 vs 69/100). In the "performance" category, the Redmi K90 significantly outperforms the Motorola Razr 40 (69/100 vs 1/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Redmi K90 is a bit better (53/100 vs 48/100). In the "battery" category, the Redmi K90 significantly outperforms the Motorola Razr 40 (71/100 vs 20/100). In the "design" category, the Motorola Razr 40 notably outperforms the Redmi K90 (65/100 vs 42/100). In the "value for money" category, the Redmi K90 is a bit better (82/100 vs 69/100).
| Specification | Motorola Razr 40 | Redmi K90 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 7 Gen 1 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 840330 | 3088357 | |
| Geekbench Single | 1039 | 3050 | |
| Geekbench Multi | 2885 | 9300 | |
| Display | 6.9" Foldable LTPO AMOLED | 6.6" AMOLED | |
| Resolution | 1080x2640 | 2510x1156 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 4200 mAh | 7100 mAh | |
| Charging | 30W | 100W | |
| Wireless charging | 5W | 0W | |
| Main camera | 64 MP | 50 MP | |
| Ultrawide | 13 MP | 8 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 32 MP | 20 MP | |
| RAM | 8GB / 12GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB | |
| OS | Android 13, up to 3 major Android upgrades | Android 16 | |
| Brightness (peak) | 1400 nits | 3500 nits | |
| NFC | yes | yes | |
| Protection | — | IP68 | |
| Dimensions | 170.8×74.0×7.4 mm | 157.5×75.3×8.0 mm | |
| Weight | 188 g | 206 g | |
| Price | $586 | $401 |
Motorola Razr 40
- Main: 64MP f/f/1.7
- Ultrawide: 13MP
- Front: 32MP
Redmi K90
- Main: 50MP f/f/1.9
- Ultrawide: 8MP
- Telephoto: 50MP
- Front: 20MP
Motorola Razr 40
- 6.9" Foldable LTPO AMOLED
- Resolution: 1080x2640
- Refresh rate: 144 Hz
Redmi K90
- 6.6" AMOLED
- Resolution: 2510x1156
- Refresh rate: 120 Hz
Motorola Razr 40
- 4200 mAh
- Wired: 30W
- Wireless: 5W
Redmi K90
- 7100 mAh
- Wired: 100W
- No wireless charging
We compared Motorola Razr 40 and Redmi K90, covering their specs and all relevant benchmarks.
Redmi K90 leads Motorola Razr 40 by 72.8% in our overall performance rating.
Price difference: $185. Redmi K90 is cheaper by $185.
performance
In the "performance" category, the Redmi K90 significantly outperforms the Motorola Razr 40 (69/100 vs 1/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Redmi K90 is a bit better (53/100 vs 48/100).
battery
In the "battery" category, the Redmi K90 significantly outperforms the Motorola Razr 40 (71/100 vs 20/100).
design
In the "design" category, the Motorola Razr 40 notably outperforms the Redmi K90 (65/100 vs 42/100).
value for money
In the "value for money" category, the Redmi K90 is a bit better (82/100 vs 69/100).
Which is better: the Motorola Razr 40 or the Redmi K90?
The Redmi K90 significantly outperforms the Motorola Razr 40 by 34 points (68/100 vs 34/100).
What is the rating of the Motorola Razr 40 and the Redmi K90?
The Motorola Razr 40 has a MobileRank rating of 34/100, the Redmi K90 — 68/100.
Which has the better camera: the Motorola Razr 40 or the Redmi K90?
The Redmi K90 leads on camera score (53/100 vs 48/100).
Which is more powerful: the Motorola Razr 40 or the Redmi K90?
The Redmi K90 leads on performance (69/100 vs 1/100).
Should you choose the Motorola Razr 40 over the Redmi K90?
The Motorola Razr 40 is a better fit for everyday use. The Redmi K90 is a better fit for active users, budget-conscious buyers.