Motorola Razr 50 Ultra vs Redmi K90 Ultra
The Motorola Razr 50 Ultra (2024) runs on the Qualcomm Snapdragon 8s Gen 3, while the Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Redmi K90 Ultra leads — 73/100 vs 66/100 (a 7-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 4000); the Redmi K90 Ultra is faster in AnTuTu (3,119,308 vs 1,801,694); the Motorola Razr 50 Ultra is noticeably lighter (189g vs 227g).
Motorola Razr 50 Ultra
Redmi K90 Ultra
- Lighter: 189g vs 227g
- Better camera (58/100 vs 37/100)
- Better portability (75/100 vs 40/100)
- Higher AnTuTu: 3119308 vs 1801694
- Better Geekbench Single: 3041 vs 1930
- Better Geekbench Multi: 9494 vs 4817
- Bigger battery: 8550 vs 4000 mAh
- Faster charging: 100W vs 45W
- Higher performance (92/100 vs 75/100)
- Longer battery life (78/100 vs 36/100)
- Better display (94/100 vs 91/100)
Comparing the Motorola Razr 50 Ultra vs the Redmi K90 Ultra, the Redmi K90 Ultra scores 7 points higher (73/100 vs 66/100). In the "performance" category, the Redmi K90 Ultra leads (92/100 vs 75/100). In the "camera" category, the Motorola Razr 50 Ultra leads (58/100 vs 37/100). In the "battery" category, the Redmi K90 Ultra leads (78/100 vs 36/100). In the "performance" category, the Redmi K90 Ultra notably outperforms the Motorola Razr 50 Ultra (92/100 vs 75/100). In the "display" category, the Redmi K90 Ultra and the Motorola Razr 50 Ultra are nearly equal (94/100 vs 91/100). In the "camera" category, the Motorola Razr 50 Ultra notably outperforms the Redmi K90 Ultra (58/100 vs 37/100). In the "battery" category, the Redmi K90 Ultra significantly outperforms the Motorola Razr 50 Ultra (78/100 vs 36/100). In the "portability" category, the Motorola Razr 50 Ultra significantly outperforms the Redmi K90 Ultra (75/100 vs 40/100).
| Specification | Motorola Razr 50 Ultra | Redmi K90 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8s Gen 3 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 1801694 | 3119308 | |
| Geekbench Single | 1930 | 3041 | |
| Geekbench Multi | 4817 | 9494 | |
| Display | 6.9" Foldable LTPO AMOLED | 6.8" AMOLED | |
| Resolution | 1080x2640 | 1280x2772 | |
| Refresh rate | 165 Hz | 165 Hz | |
| Battery | 4000 mAh | 8550 mAh | |
| Charging | 45W | 100W | |
| Wireless charging | 15W | 0W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 0 MP | 8 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 32 MP | 20 MP | |
| RAM | 8GB / 12GB | 12GB / 16GB | |
| Storage | 256GB / 512GB | 256GB / 512GB | |
| OS | Android 14, up to 3 major Android upgrades | Android 16 | |
| Brightness (peak) | 3000 nits | 3500 nits | |
| NFC | yes | yes | |
| Protection | IPX8 | IP68/IP69 | |
| Dimensions | 171.4×74.0×7.1 mm | 162.9×77.9×8.2 mm | |
| Weight | 189 g | 227 g | |
| Launch price | — | $420 |
Motorola Razr 50 Ultra
- Main: 50MP f/f/1.7
- Telephoto: 50MP
- Front: 32MP
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Motorola Razr 50 Ultra
- 6.9" Foldable LTPO AMOLED
- Resolution: 1080x2640
- Refresh rate: 165 Hz
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Motorola Razr 50 Ultra
- 4000 mAh
- Wired: 45W
- Wireless: 15W
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
We compared Motorola Razr 50 Ultra and Redmi K90 Ultra, covering their specs and all relevant benchmarks.
Redmi K90 Ultra leads Motorola Razr 50 Ultra by 42.2% in our overall performance rating.
Motorola Razr 50 Ultra
Price unknownperformance
In the "performance" category, the Redmi K90 Ultra notably outperforms the Motorola Razr 50 Ultra (92/100 vs 75/100).
display
In the "display" category, the Redmi K90 Ultra and the Motorola Razr 50 Ultra are nearly equal (94/100 vs 91/100).
camera
In the "camera" category, the Motorola Razr 50 Ultra notably outperforms the Redmi K90 Ultra (58/100 vs 37/100).
battery
In the "battery" category, the Redmi K90 Ultra significantly outperforms the Motorola Razr 50 Ultra (78/100 vs 36/100).
portability
In the "portability" category, the Motorola Razr 50 Ultra significantly outperforms the Redmi K90 Ultra (75/100 vs 40/100).
Which is better: the Motorola Razr 50 Ultra or the Redmi K90 Ultra?
The Redmi K90 Ultra edges out the Motorola Razr 50 Ultra by just 7 points — the two devices are very close in overall level.
What is the rating of the Motorola Razr 50 Ultra and the Redmi K90 Ultra?
The Motorola Razr 50 Ultra has a MobileRank rating of 66/100, the Redmi K90 Ultra — 73/100.
Which has the better camera: the Motorola Razr 50 Ultra or the Redmi K90 Ultra?
The Motorola Razr 50 Ultra leads on camera score (58/100 vs 37/100).
Which is more powerful: the Motorola Razr 50 Ultra or the Redmi K90 Ultra?
The Redmi K90 Ultra leads on performance (92/100 vs 75/100).
Should you choose the Motorola Razr 50 Ultra over the Redmi K90 Ultra?
The Motorola Razr 50 Ultra is a better fit for active users. The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.