Redmi K40S vs Xiaomi Mix Flip 2
The Redmi K40S (2022) runs on the Qualcomm Snapdragon 870 5G, while the Xiaomi Mix Flip 2 (2025) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Xiaomi Mix Flip 2 leads — 74/100 vs 54/100 (a 20-point difference). Key differences: the Xiaomi Mix Flip 2 has the bigger battery (5165 mAh vs 4500); the main camera is 48 MP vs 50 MP; the Xiaomi Mix Flip 2 is faster in AnTuTu (3,126,402 vs 1,010,069).
Profile comparison
Category scores
Redmi K40S
Xiaomi Mix Flip 2
What makes Redmi K40S better?
- Lighter: 195g vs 199g
- Better portability (65/100 vs 64/100)
What makes Xiaomi Mix Flip 2 better?
- Higher AnTuTu: 3126402 vs 1010069
- Better Geekbench Single: 3013 vs 1298
- Better Geekbench Multi: 9287 vs 3520
- Bigger battery: 5165 vs 4500 mAh
- Better main camera: 50MP vs 48MP
- Higher performance (91/100 vs 61/100)
- Better camera (57/100 vs 36/100)
- Longer battery life (56/100 vs 42/100)
- Better display (85/100 vs 79/100)
Comparison verdict
Comparing the Redmi K40S vs the Xiaomi Mix Flip 2, the Xiaomi Mix Flip 2 scores 20 points higher (74/100 vs 54/100). In the "performance" category, the Xiaomi Mix Flip 2 leads (91/100 vs 61/100). In the "camera" category, the Xiaomi Mix Flip 2 leads (57/100 vs 36/100). In the "battery" category, the Xiaomi Mix Flip 2 leads (56/100 vs 42/100). In the "performance" category, the Xiaomi Mix Flip 2 significantly outperforms the Redmi K40S (91/100 vs 61/100). In the "display" category, the Xiaomi Mix Flip 2 is a bit better (85/100 vs 79/100). In the "camera" category, the Xiaomi Mix Flip 2 notably outperforms the Redmi K40S (57/100 vs 36/100). In the "battery" category, the Xiaomi Mix Flip 2 is a bit better (56/100 vs 42/100). In the "portability" category, the Redmi K40S and the Xiaomi Mix Flip 2 are nearly equal (65/100 vs 64/100).
Specs comparison
| Specification | Redmi K40S | Xiaomi Mix Flip 2 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 870 5G | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 1010069 | 3126402 | |
| Geekbench Single | 1298 | 3013 | |
| Geekbench Multi | 3520 | 9287 | |
| Display | 6.7" AMOLED | 6.9" Foldable LTPO AMOLED | |
| Resolution | 1080x2400 | 1224x2912 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 4500 mAh | 5165 mAh | |
| Charging | 67W | 67W | |
| Main camera | 48 MP | 50 MP | |
| Ultrawide | 8 MP | 50 MP | |
| Front camera | 20 MP | 32 MP | |
| RAM | 6GB / 8GB / 12GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Android 12, MIUI 13 | Android 15 | |
| Brightness (peak) | 1300 nits | 3200 nits | |
| NFC | yes | yes | |
| Dimensions | 163.2×76.0×7.7 mm | 166.9×73.8×7.6 mm | |
| Weight | 195 g | 199 g | |
| Launch price | — | $830 |
Camera comparison
Redmi K40S
- Main: 48MP f/1.8
- Ultrawide: 8MP
- Front: 20MP
Xiaomi Mix Flip 2
- Main: 50MP
- Ultrawide: 50MP
- Front: 32MP
Display comparison
Redmi K40S
- 6.7" AMOLED
- Resolution: 1080x2400
- Refresh rate: 120 Hz
Xiaomi Mix Flip 2
- 6.9" Foldable LTPO AMOLED
- Resolution: 1224x2912
- Refresh rate: 120 Hz
Battery and charging
Redmi K40S
- 4500 mAh
- Wired: 67W
- No wireless charging
Xiaomi Mix Flip 2
- 5165 mAh
- Wired: 67W
- No wireless charging
Overall performance score
We compared Redmi K40S and Xiaomi Mix Flip 2, covering their specs and all relevant benchmarks.
Xiaomi Mix Flip 2 leads Redmi K40S by 67.7% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Redmi K40S
Price unknownDetailed category analysis
performance
In the "performance" category, the Xiaomi Mix Flip 2 significantly outperforms the Redmi K40S (91/100 vs 61/100).
display
In the "display" category, the Xiaomi Mix Flip 2 is a bit better (85/100 vs 79/100).
camera
In the "camera" category, the Xiaomi Mix Flip 2 notably outperforms the Redmi K40S (57/100 vs 36/100).
battery
In the "battery" category, the Xiaomi Mix Flip 2 is a bit better (56/100 vs 42/100).
portability
In the "portability" category, the Redmi K40S and the Xiaomi Mix Flip 2 are nearly equal (65/100 vs 64/100).
Frequently asked questions
Which is better: the Redmi K40S or the Xiaomi Mix Flip 2?
The Xiaomi Mix Flip 2 significantly outperforms the Redmi K40S by 20 points (74/100 vs 54/100).
What is the rating of the Redmi K40S and the Xiaomi Mix Flip 2?
The Redmi K40S has a MobileRank rating of 54/100, the Xiaomi Mix Flip 2 — 74/100.
Which has the better camera: the Redmi K40S or the Xiaomi Mix Flip 2?
The Xiaomi Mix Flip 2 leads on camera score (57/100 vs 36/100).
Which is more powerful: the Redmi K40S or the Xiaomi Mix Flip 2?
The Xiaomi Mix Flip 2 leads on performance (91/100 vs 61/100).
Should you choose the Redmi K40S over the Xiaomi Mix Flip 2?
The Redmi K40S is a better fit for active users. The Xiaomi Mix Flip 2 is a better fit for gamers and power users.