Redmi K90 Max vs Xiaomi Mix Fold 4
The Redmi K90 Max (2026) runs on the MediaTek Dimensity 9500, while the Xiaomi Mix Fold 4 (2024) runs on the Qualcomm Snapdragon 8 Gen 3. By overall MobileRank rating, the Redmi K90 Max leads — 74/100 vs 73/100 (a 1-point difference). Key differences: the Redmi K90 Max has the bigger battery (8550 mAh vs 5100); the Redmi K90 Max is faster in AnTuTu (3,803,420 vs 2,342,433); the Xiaomi Mix Fold 4 is thinner (4.6mm vs 8.1mm).
Redmi K90 Max
Xiaomi Mix Fold 4
- Higher AnTuTu: 3803420 vs 2342433
- Better Geekbench Single: 3228 vs 2205
- Better Geekbench Multi: 9553 vs 7192
- Bigger battery: 8550 vs 5100 mAh
- Faster charging: 100W vs 67W
- Higher refresh rate: 165Hz vs 120Hz
- Higher performance (95/100 vs 83/100)
- Longer battery life (78/100 vs 70/100)
- Better display (94/100 vs 81/100)
- Lighter: 226g vs 227g
- Better camera (58/100 vs 37/100)
- Better portability (59/100 vs 41/100)
Comparing the Redmi K90 Max vs the Xiaomi Mix Fold 4, the Redmi K90 Max scores 1 points higher (74/100 vs 73/100). In the "performance" category, the Redmi K90 Max leads (95/100 vs 83/100). In the "camera" category, the Xiaomi Mix Fold 4 leads (58/100 vs 37/100). In the "performance" category, the Redmi K90 Max is a bit better (95/100 vs 83/100). In the "display" category, the Redmi K90 Max is a bit better (94/100 vs 81/100). In the "camera" category, the Xiaomi Mix Fold 4 notably outperforms the Redmi K90 Max (58/100 vs 37/100). In the "battery" category, the Redmi K90 Max is a bit better (78/100 vs 70/100). In the "portability" category, the Xiaomi Mix Fold 4 notably outperforms the Redmi K90 Max (59/100 vs 41/100).
| Specification | Redmi K90 Max | Xiaomi Mix Fold 4 | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9500 | Qualcomm Snapdragon 8 Gen 3 | |
| AnTuTu | 3803420 | 2342433 | |
| Geekbench Single | 3228 | 2205 | |
| Geekbench Multi | 9553 | 7192 | |
| Display | 6.8" AMOLED | 8.0" Foldable LTPO AMOLED | |
| Resolution | 2772x1280 | 2224x2488 | |
| Refresh rate | 165 Hz | 120 Hz | |
| Battery | 8550 mAh | 5100 mAh | |
| Charging | 100W | 67W | |
| Wireless charging | 0W | 50W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 12 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 20 MP | 16 MP | |
| RAM | 12GB / 16GB | 12GB / 16GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 16 | Android 14, HyperOS | |
| Brightness (peak) | 3500 nits | 3000 nits | |
| NFC | yes | yes | |
| Protection | IP66 | IPX8 | |
| Dimensions | 162.9×77.9×8.1 mm | 159.4×143.3×4.6 mm | |
| Weight | 227 g | 226 g | |
| Launch price | $504 | — |
Redmi K90 Max
- Main: 50MP f/f/1.68
- Ultrawide: 8MP
- Front: 20MP
Xiaomi Mix Fold 4
- Main: 50MP f/f/1.7
- Ultrawide: 12MP
- Telephoto: 50MP
- Front: 16MP
Redmi K90 Max
- 6.8" AMOLED
- Resolution: 2772x1280
- Refresh rate: 165 Hz
Xiaomi Mix Fold 4
- 8.0" Foldable LTPO AMOLED
- Resolution: 2224x2488
- Refresh rate: 120 Hz
Redmi K90 Max
- 8550 mAh
- Wired: 100W
- No wireless charging
Xiaomi Mix Fold 4
- 5100 mAh
- Wired: 67W
- Wireless: 50W
We compared Redmi K90 Max and Xiaomi Mix Fold 4, covering their specs and all relevant benchmarks.
Redmi K90 Max leads Xiaomi Mix Fold 4 by 62.4% in our overall performance rating.
Xiaomi Mix Fold 4
Price unknownperformance
In the "performance" category, the Redmi K90 Max is a bit better (95/100 vs 83/100).
display
In the "display" category, the Redmi K90 Max is a bit better (94/100 vs 81/100).
camera
In the "camera" category, the Xiaomi Mix Fold 4 notably outperforms the Redmi K90 Max (58/100 vs 37/100).
battery
In the "battery" category, the Redmi K90 Max is a bit better (78/100 vs 70/100).
portability
In the "portability" category, the Xiaomi Mix Fold 4 notably outperforms the Redmi K90 Max (59/100 vs 41/100).
Which is better: the Redmi K90 Max or the Xiaomi Mix Fold 4?
The Redmi K90 Max edges out the Xiaomi Mix Fold 4 by just 1 points — the two devices are very close in overall level.
What is the rating of the Redmi K90 Max and the Xiaomi Mix Fold 4?
The Redmi K90 Max has a MobileRank rating of 74/100, the Xiaomi Mix Fold 4 — 73/100.
Which has the better camera: the Redmi K90 Max or the Xiaomi Mix Fold 4?
The Xiaomi Mix Fold 4 leads on camera score (58/100 vs 37/100).
Which is more powerful: the Redmi K90 Max or the Xiaomi Mix Fold 4?
The Redmi K90 Max leads on performance (95/100 vs 83/100).
Should you choose the Redmi K90 Max over the Xiaomi Mix Fold 4?
The Redmi K90 Max is a better fit for gamers and power users, those who care about battery life. The Xiaomi Mix Fold 4 is a better fit for gamers and power users.