Redmi K90 Pro Max vs Xiaomi Mix Fold 4
The Redmi K90 Pro Max (2025) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Xiaomi Mix Fold 4 (2024) runs on the Qualcomm Snapdragon 8 Gen 3. By overall MobileRank rating, the Redmi K90 Pro Max leads — 86/100 vs 72/100 (a 14-point difference). Key differences: the Redmi K90 Pro Max has the bigger battery (7560 mAh vs 5100); the Redmi K90 Pro Max is faster in AnTuTu (3,622,315 vs 2,345,563); the Redmi K90 Pro Max is noticeably lighter (210g vs 226g).
Profile comparison
Category scores
Redmi K90 Pro Max
Xiaomi Mix Fold 4
What makes Redmi K90 Pro Max better?
- Higher AnTuTu: 3622315 vs 2345563
- Better Geekbench Single: 3639 vs 2203
- Better Geekbench Multi: 11047 vs 6511
- Bigger battery: 7560 vs 5100 mAh
- Faster charging: 100W vs 67W
- Lighter: 210g vs 226g
- Higher performance (97/100 vs 82/100)
- Better camera (78/100 vs 58/100)
- Longer battery life (89/100 vs 70/100)
What makes Xiaomi Mix Fold 4 better?
- Better portability (59/100 vs 54/100)
Comparison verdict
Comparing the Redmi K90 Pro Max vs the Xiaomi Mix Fold 4, the Redmi K90 Pro Max scores 14 points higher (86/100 vs 72/100). In the "performance" category, the Redmi K90 Pro Max leads (97/100 vs 82/100). In the "camera" category, the Redmi K90 Pro Max leads (78/100 vs 58/100). In the "battery" category, the Redmi K90 Pro Max leads (89/100 vs 70/100). In the "performance" category, the Redmi K90 Pro Max notably outperforms the Xiaomi Mix Fold 4 (97/100 vs 82/100). In the "display" category, both devices are on the same level — 81/100. In the "camera" category, the Redmi K90 Pro Max notably outperforms the Xiaomi Mix Fold 4 (78/100 vs 58/100). In the "battery" category, the Redmi K90 Pro Max notably outperforms the Xiaomi Mix Fold 4 (89/100 vs 70/100). In the "portability" category, the Xiaomi Mix Fold 4 is a bit better (59/100 vs 54/100).
Specs comparison
| Specification | Redmi K90 Pro Max | Xiaomi Mix Fold 4 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 8 Gen 3 | |
| AnTuTu | 3622315 | 2345563 | |
| Geekbench Single | 3639 | 2203 | |
| Geekbench Multi | 11047 | 6511 | |
| Display | 6.9" OLED | 8.0" Foldable LTPO AMOLED | |
| Resolution | 2608x1200 | 2224x2488 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 7560 mAh | 5100 mAh | |
| Charging | 100W | 67W | |
| Wireless charging | 50W | 50W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 50 MP | 12 MP | |
| Telephoto | 50 MP | 50 MP | |
| Front camera | 32 MP | 16 MP | |
| RAM | 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 | IP68 | IPX8 | |
| Dimensions | 163.3×77.8×7.9 mm | 159.4×143.3×4.6 mm | |
| Weight | 210 g | 226 g | |
| Launch price | $561 | — |
Camera comparison
Redmi K90 Pro Max
- Main: 50MP f/1.88
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Xiaomi Mix Fold 4
- Main: 50MP f/1.7
- Ultrawide: 12MP
- Telephoto: 50MP
- Front: 16MP
Display comparison
Redmi K90 Pro Max
- 6.9" OLED
- Resolution: 2608x1200
- Refresh rate: 120 Hz
Xiaomi Mix Fold 4
- 8.0" Foldable LTPO AMOLED
- Resolution: 2224x2488
- Refresh rate: 120 Hz
Battery and charging
Redmi K90 Pro Max
- 7560 mAh
- Wired: 100W
- Wireless: 50W
Xiaomi Mix Fold 4
- 5100 mAh
- Wired: 67W
- Wireless: 50W
Overall performance score
We compared Redmi K90 Pro Max and Xiaomi Mix Fold 4, covering their specs and all relevant benchmarks.
Redmi K90 Pro Max leads Xiaomi Mix Fold 4 by 54.4% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Xiaomi Mix Fold 4
Price unknownDetailed category analysis
performance
In the "performance" category, the Redmi K90 Pro Max notably outperforms the Xiaomi Mix Fold 4 (97/100 vs 82/100).
display
In the "display" category, both devices are on the same level — 81/100.
camera
In the "camera" category, the Redmi K90 Pro Max notably outperforms the Xiaomi Mix Fold 4 (78/100 vs 58/100).
battery
In the "battery" category, the Redmi K90 Pro Max notably outperforms the Xiaomi Mix Fold 4 (89/100 vs 70/100).
portability
In the "portability" category, the Xiaomi Mix Fold 4 is a bit better (59/100 vs 54/100).
Frequently asked questions
Which is better: the Redmi K90 Pro Max or the Xiaomi Mix Fold 4?
The Redmi K90 Pro Max is noticeably better than the Xiaomi Mix Fold 4 — the overall rating gap is 14 points.
What is the rating of the Redmi K90 Pro Max and the Xiaomi Mix Fold 4?
The Redmi K90 Pro Max has a MobileRank rating of 86/100, the Xiaomi Mix Fold 4 — 72/100.
Which has the better camera: the Redmi K90 Pro Max or the Xiaomi Mix Fold 4?
The Redmi K90 Pro Max leads on camera score (78/100 vs 58/100).
Which is more powerful: the Redmi K90 Pro Max or the Xiaomi Mix Fold 4?
The Redmi K90 Pro Max leads on performance (97/100 vs 82/100).
Should you choose the Redmi K90 Pro Max over the Xiaomi Mix Fold 4?
The Redmi K90 Pro Max is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Xiaomi Mix Fold 4 is a better fit for gamers and power users.