Fairphone 4 vs Redmi K100
The Fairphone 4 (2021) runs on the Snapdragon 750G, while the Redmi K100 (2026) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Redmi K100 leads — 73/100 vs 31/100 (a 42-point difference). Key differences: the Redmi K100 has the bigger battery (10000 mAh vs 3905); the main camera is 48 MP vs 50 MP; the Redmi K100 is faster in AnTuTu (3,298,726 vs 566,483).
Profile comparison
Category scores
Fairphone 4
Redmi K100
What makes Fairphone 4 better?
- Lighter: 225g vs 234g
- Better portability (28/100 vs 25/100)
What makes Redmi K100 better?
- Higher AnTuTu: 3298726 vs 566483
- Better Geekbench Single: 3013 vs 601
- Better Geekbench Multi: 9287 vs 1882
- Bigger battery: 10000 vs 3905 mAh
- Faster charging: 100W vs 20W
- Better main camera: 50MP vs 48MP
- Higher refresh rate: 165Hz vs 60Hz
- Higher performance (92/100 vs 41/100)
- Better camera (37/100 vs 18/100)
- Longer battery life (80/100 vs 20/100)
- Better display (94/100 vs 43/100)
Comparison verdict
Comparing the Fairphone 4 vs the Redmi K100, the Redmi K100 scores 42 points higher (73/100 vs 31/100). In the "performance" category, the Redmi K100 leads (92/100 vs 41/100). In the "camera" category, the Redmi K100 leads (37/100 vs 18/100). In the "battery" category, the Redmi K100 leads (80/100 vs 20/100). In the "performance" category, the Redmi K100 significantly outperforms the Fairphone 4 (92/100 vs 41/100). In the "display" category, the Redmi K100 significantly outperforms the Fairphone 4 (94/100 vs 43/100). In the "camera" category, the Redmi K100 notably outperforms the Fairphone 4 (37/100 vs 18/100). In the "battery" category, the Redmi K100 significantly outperforms the Fairphone 4 (80/100 vs 20/100). In the "portability" category, the Fairphone 4 and the Redmi K100 are nearly equal (28/100 vs 25/100).
Specs comparison
| Specification | Fairphone 4 | Redmi K100 | |
|---|---|---|---|
| Processor | Snapdragon 750G | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 566483 | 3298726 | |
| Geekbench Single | 601 | 3013 | |
| Geekbench Multi | 1882 | 9287 | |
| Display | 6.3" IPS LCD | 6.8" AMOLED | |
| Resolution | 1080x2340 | 1280x2772 | |
| Refresh rate | 60 Hz | 165 Hz | |
| Battery | 3905 mAh | 10000 mAh | |
| Charging | 20W | 100W | |
| DXOMark (camera) | 69 | — | |
| Main camera | 48 MP | 50 MP | |
| Ultrawide | 48 MP | 8 MP | |
| Front camera | 25 MP | 20 MP | |
| RAM | 6GB / 8GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB | |
| OS | Android 11 | Android 17 | |
| Brightness (peak) | — | 3500 nits | |
| NFC | yes | yes | |
| Protection | IP54 | IP68 | |
| Dimensions | 162.0×75.5×10.5 mm | — | |
| Weight | 225 g | 234 g | |
| Launch price | $449 | — |
Camera comparison
Fairphone 4
- Main: 48MP f/1.6
- Ultrawide: 48MP
- Front: 25MP
Redmi K100
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Display comparison
Fairphone 4
- 6.3" IPS LCD
- Resolution: 1080x2340
- Refresh rate: 60 Hz
Redmi K100
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Battery and charging
Fairphone 4
- 3905 mAh
- Wired: 20W
- No wireless charging
Redmi K100
- 10000 mAh
- Wired: 100W
- No wireless charging
Overall performance score
We compared Fairphone 4 and Redmi K100, covering their specs and all relevant benchmarks.
Redmi K100 leads Fairphone 4 by 82.8% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Redmi K100
Price unknownDetailed category analysis
performance
In the "performance" category, the Redmi K100 significantly outperforms the Fairphone 4 (92/100 vs 41/100).
display
In the "display" category, the Redmi K100 significantly outperforms the Fairphone 4 (94/100 vs 43/100).
camera
In the "camera" category, the Redmi K100 notably outperforms the Fairphone 4 (37/100 vs 18/100).
battery
In the "battery" category, the Redmi K100 significantly outperforms the Fairphone 4 (80/100 vs 20/100).
portability
In the "portability" category, the Fairphone 4 and the Redmi K100 are nearly equal (28/100 vs 25/100).
Frequently asked questions
Which is better: the Fairphone 4 or the Redmi K100?
The Redmi K100 significantly outperforms the Fairphone 4 by 42 points (73/100 vs 31/100).
What is the rating of the Fairphone 4 and the Redmi K100?
The Fairphone 4 has a MobileRank rating of 31/100, the Redmi K100 — 73/100.
Which has the better camera: the Fairphone 4 or the Redmi K100?
The Redmi K100 leads on camera score (37/100 vs 18/100).
Which is more powerful: the Fairphone 4 or the Redmi K100?
The Redmi K100 leads on performance (92/100 vs 41/100).
Should you choose the Fairphone 4 over the Redmi K100?
The Redmi K100 is a better fit for gamers and power users, those who care about battery life.