Motorola Razr Fold vs Redmi K40
The Motorola Razr Fold (2026) runs on the Qualcomm Snapdragon 8 Gen 5, while the Redmi K40 (2021) runs on the Qualcomm Snapdragon 870; launch prices were $1799 and $309. By overall MobileRank rating, the Motorola Razr Fold leads — 83/100 vs 54/100 (a 29-point difference). Key differences: the Motorola Razr Fold has the bigger battery (5000 mAh vs 4520); the main camera is 50 MP vs 48 MP; the Motorola Razr Fold is faster in AnTuTu (3,057,215 vs 1,010,069); the Redmi K40 is noticeably lighter (196g vs 285g).
Profile comparison
Category scores
Motorola Razr Fold
Redmi K40
What makes Motorola Razr Fold better?
- Higher AnTuTu: 3057215 vs 1010069
- Better Geekbench Single: 2833 vs 1298
- Better Geekbench Multi: 9119 vs 3520
- Bigger battery: 5000 vs 4520 mAh
- Faster charging: 68W vs 33W
- Better main camera: 50MP vs 48MP
- Higher performance (90/100 vs 61/100)
- Better camera (91/100 vs 36/100)
- Longer battery life (68/100 vs 42/100)
- Better display (81/100 vs 79/100)
What makes Redmi K40 better?
- Lighter: 196g vs 285g
- Cheaper at launch: $309 vs $1799
- Better portability (64/100 vs 52/100)
Comparison verdict
Comparing the Motorola Razr Fold vs the Redmi K40, the Motorola Razr Fold scores 29 points higher (83/100 vs 54/100). In the "performance" category, the Motorola Razr Fold leads (90/100 vs 61/100). In the "camera" category, the Motorola Razr Fold leads (91/100 vs 36/100). In the "battery" category, the Motorola Razr Fold leads (68/100 vs 42/100). Value score: Motorola Razr Fold — 74/100, Redmi K40 — 46/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, the Motorola Razr Fold notably outperforms the Redmi K40 (90/100 vs 61/100). In the "display" category, the Motorola Razr Fold and the Redmi K40 are nearly equal (81/100 vs 79/100). In the "camera" category, the Motorola Razr Fold significantly outperforms the Redmi K40 (91/100 vs 36/100). In the "battery" category, the Motorola Razr Fold notably outperforms the Redmi K40 (68/100 vs 42/100). In the "portability" category, the Redmi K40 is a bit better (64/100 vs 52/100).
Specs comparison
| Specification | Motorola Razr Fold | Redmi K40 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Gen 5 | Qualcomm Snapdragon 870 | |
| AnTuTu | 3057215 | 1010069 | |
| Geekbench Single | 2833 | 1298 | |
| Geekbench Multi | 9119 | 3520 | |
| Display | 8.1" LTPO AMOLED | 6.7" AMOLED | |
| Resolution | 2480x2200 | 2400x1080 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 5000 mAh | 4520 mAh | |
| Charging | 68W | 33W | |
| Wireless charging | 50W | — | |
| DXOMark (camera) | 164 | — | |
| Main camera | 50 MP | 48 MP | |
| Ultrawide | 50 MP | 8 MP | |
| Telephoto | 10 MP | 0 MP | |
| Front camera | 32 MP | 20 MP | |
| RAM | 12GB | 6GB / 8GB / 12GB | |
| Storage | 256GB / 512GB | 128GB / 256GB | |
| OS | Android 16 | Android 11 | |
| Brightness (peak) | 6200 nits | 1300 nits | |
| NFC | yes | yes | |
| Protection | IPX9 | — | |
| Dimensions | 160.1×144.5×4.7 mm | 163.7×76.4×7.8 mm | |
| Weight | 285 g | 196 g | |
| Launch price | $1799 | $309 |
Camera comparison
Motorola Razr Fold
- Main: 50MP f/1.6
- Ultrawide: 50MP
- Telephoto: 10MP
- Front: 32MP
Redmi K40
- Main: 48MP f/1.79
- Ultrawide: 8MP
- Front: 20MP
Display comparison
Motorola Razr Fold
- 8.1" LTPO AMOLED
- Resolution: 2480x2200
- Refresh rate: 120 Hz
Redmi K40
- 6.7" AMOLED
- Resolution: 2400x1080
- Refresh rate: 120 Hz
Battery and charging
Motorola Razr Fold
- 5000 mAh
- Wired: 68W
- Wireless: 50W
Redmi K40
- 4520 mAh
- Wired: 33W
- Wireless charging: no data
Overall performance score
We compared Motorola Razr Fold and Redmi K40, covering their specs and all relevant benchmarks.
Motorola Razr Fold leads Redmi K40 by 202.7% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $1490. Redmi K40 was $1490 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Motorola Razr Fold notably outperforms the Redmi K40 (90/100 vs 61/100).
display
In the "display" category, the Motorola Razr Fold and the Redmi K40 are nearly equal (81/100 vs 79/100).
camera
In the "camera" category, the Motorola Razr Fold significantly outperforms the Redmi K40 (91/100 vs 36/100).
battery
In the "battery" category, the Motorola Razr Fold notably outperforms the Redmi K40 (68/100 vs 42/100).
portability
In the "portability" category, the Redmi K40 is a bit better (64/100 vs 52/100).
Frequently asked questions
Which is better: the Motorola Razr Fold or the Redmi K40?
The Motorola Razr Fold significantly outperforms the Redmi K40 by 29 points (83/100 vs 54/100).
What is the rating of the Motorola Razr Fold and the Redmi K40?
The Motorola Razr Fold has a MobileRank rating of 83/100, the Redmi K40 — 54/100.
Which has the better camera: the Motorola Razr Fold or the Redmi K40?
The Motorola Razr Fold leads on camera score (91/100 vs 36/100).
Which is more powerful: the Motorola Razr Fold or the Redmi K40?
The Motorola Razr Fold leads on performance (90/100 vs 61/100).
Should you choose the Motorola Razr Fold over the Redmi K40?
The Motorola Razr Fold is a better fit for gamers and power users, mobile photography enthusiasts. The Redmi K40 is a better fit for active users.