Motorola Razr Fold vs Redmi K90 Ultra
The Motorola Razr Fold (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite; estimated prices are $1799 and $420. By overall MobileRank rating, the Motorola Razr Fold leads — 77/100 vs 61/100 (a 16-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 5000); the Motorola Razr Fold is faster in AnTuTu (3,942,923 vs 2,760,000); the Redmi K90 Ultra is noticeably lighter (227g vs 285g).
Motorola Razr Fold
Redmi K90 Ultra
- Higher AnTuTu: 3942923 vs 2760000
- Better Geekbench Single: 3640 vs 3050
- Better Geekbench Multi: 11033 vs 9300
- Higher performance (92/100 vs 65/100)
- Better camera (91/100 vs 32/100)
- Bigger battery: 8550 vs 5000 mAh
- Faster charging: 100W vs 68W
- Higher refresh rate: 165Hz vs 120Hz
- Lighter: 227g vs 285g
- Cheaper: $420 vs $1799
- Longer battery life (77/100 vs 51/100)
- Better design/ergonomics (16/100 vs 0/100)
- Better value for money (81/100 vs 0/100)
Comparing the Motorola Razr Fold vs the Redmi K90 Ultra, the Motorola Razr Fold scores 16 points higher (77/100 vs 61/100). In the "performance" category, the Motorola Razr Fold leads (92/100 vs 65/100). In the "camera" category, the Motorola Razr Fold leads (91/100 vs 32/100). In the "battery" category, the Redmi K90 Ultra leads (77/100 vs 51/100). In the "value for money" category, the Redmi K90 Ultra leads (81/100 vs 0/100). In the "performance" category, the Motorola Razr Fold notably outperforms the Redmi K90 Ultra (92/100 vs 65/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Motorola Razr Fold significantly outperforms the Redmi K90 Ultra (91/100 vs 32/100). In the "battery" category, the Redmi K90 Ultra notably outperforms the Motorola Razr Fold (77/100 vs 51/100). In the "design" category, the Redmi K90 Ultra notably outperforms the Motorola Razr Fold (16/100 vs 0/100). In the "value for money" category, the Redmi K90 Ultra significantly outperforms the Motorola Razr Fold (81/100 vs 0/100).
| Specification | Motorola Razr Fold | Redmi K90 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 3942923 | 2760000 | |
| Geekbench Single | 3640 | 3050 | |
| Geekbench Multi | 11033 | 9300 | |
| Display | 8.1" LTPO AMOLED | 6.8" AMOLED | |
| Resolution | 2480x2200 | 1280x2772 | |
| Refresh rate | 120 Hz | 165 Hz | |
| Battery | 5000 mAh | 8550 mAh | |
| Charging | 68W | 100W | |
| Wireless charging | 15W | 0W | |
| DXOMark (camera) | 164 | — | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 50 MP | 8 MP | |
| Telephoto | 10 MP | 0 MP | |
| Front camera | 32 MP | 20 MP | |
| RAM | 12GB | 12GB / 16GB | |
| Storage | 256GB / 512GB | 256GB / 512GB | |
| OS | Android 16 | Android 16 | |
| Brightness (peak) | 6200 nits | 3500 nits | |
| NFC | yes | yes | |
| Protection | IPX9 | IP68/IP69 | |
| Dimensions | 160.1×144.5×4.7 mm | 162.9×77.9×8.2 mm | |
| Weight | 285 g | 227 g | |
| Price | $1799 | $420 |
Motorola Razr Fold
- Main: 50MP f/1.6
- Ultrawide: 50MP
- Telephoto: 10MP
- Front: 32MP
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Motorola Razr Fold
- 8.1" LTPO AMOLED
- Resolution: 2480x2200
- Refresh rate: 120 Hz
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Motorola Razr Fold
- 5000 mAh
- Wired: 68W
- Wireless: 15W
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
We compared Motorola Razr Fold and Redmi K90 Ultra, covering their specs and all relevant benchmarks.
Motorola Razr Fold leads Redmi K90 Ultra by 42.9% in our overall performance rating.
Price difference: $1379. Redmi K90 Ultra is cheaper by $1379.
performance
In the "performance" category, the Motorola Razr Fold notably outperforms the Redmi K90 Ultra (92/100 vs 65/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Motorola Razr Fold significantly outperforms the Redmi K90 Ultra (91/100 vs 32/100).
battery
In the "battery" category, the Redmi K90 Ultra notably outperforms the Motorola Razr Fold (77/100 vs 51/100).
design
In the "design" category, the Redmi K90 Ultra notably outperforms the Motorola Razr Fold (16/100 vs 0/100).
value for money
In the "value for money" category, the Redmi K90 Ultra significantly outperforms the Motorola Razr Fold (81/100 vs 0/100).
Which is better: the Motorola Razr Fold or the Redmi K90 Ultra?
The Motorola Razr Fold is noticeably better than the Redmi K90 Ultra — the overall rating gap is 16 points.
What is the rating of the Motorola Razr Fold and the Redmi K90 Ultra?
The Motorola Razr Fold has a MobileRank rating of 77/100, the Redmi K90 Ultra — 61/100.
Which has the better camera: the Motorola Razr Fold or the Redmi K90 Ultra?
The Motorola Razr Fold leads on camera score (91/100 vs 32/100).
Which is more powerful: the Motorola Razr Fold or the Redmi K90 Ultra?
The Motorola Razr Fold leads on performance (92/100 vs 65/100).
Should you choose the Motorola Razr Fold over the Redmi K90 Ultra?
The Motorola Razr Fold is a better fit for gamers and power users, mobile photography enthusiasts. The Redmi K90 Ultra is a better fit for active users, those who care about battery life, budget-conscious buyers.