Fairphone 3+ vs Redmi K90
The Fairphone 3+ (2020) runs on the Snapdragon 632, while the Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $489 and $401. By overall MobileRank rating, the Redmi K90 leads — 76/100 vs 26/100 (a 50-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 3040); the main camera is 48 MP vs 50 MP; the Redmi K90 is faster in AnTuTu (3,077,585 vs 243,691); the Fairphone 3+ is noticeably lighter (189g vs 206g).
Profile comparison
Category scores
Fairphone 3+
Redmi K90
What makes Fairphone 3+ better?
- Lighter: 189g vs 206g
- Overall rating 26/100
What makes Redmi K90 better?
- Higher AnTuTu: 3077585 vs 243691
- Better Geekbench Single: 3013 vs 295
- Better Geekbench Multi: 9287 vs 1037
- Bigger battery: 7100 vs 3040 mAh
- Faster charging: 100W vs 18W
- Better main camera: 50MP vs 48MP
- Higher refresh rate: 120Hz vs 60Hz
- Cheaper at launch: $401 vs $489
- Higher performance (91/100 vs 18/100)
- Better camera (58/100 vs 31/100)
- Longer battery life (72/100 vs 15/100)
- Better display (82/100 vs 44/100)
- Better portability (55/100 vs 50/100)
Comparison verdict
Comparing the Fairphone 3+ vs the Redmi K90, the Redmi K90 scores 50 points higher (76/100 vs 26/100). In the "performance" category, the Redmi K90 leads (91/100 vs 18/100). In the "camera" category, the Redmi K90 leads (58/100 vs 31/100). In the "battery" category, the Redmi K90 leads (72/100 vs 15/100). Value score: Fairphone 3+ — 0/100, Redmi K90 — 80/100; 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 Redmi K90 significantly outperforms the Fairphone 3+ (91/100 vs 18/100). In the "display" category, the Redmi K90 significantly outperforms the Fairphone 3+ (82/100 vs 44/100). In the "camera" category, the Redmi K90 notably outperforms the Fairphone 3+ (58/100 vs 31/100). In the "battery" category, the Redmi K90 significantly outperforms the Fairphone 3+ (72/100 vs 15/100). In the "portability" category, the Redmi K90 is a bit better (55/100 vs 50/100).
Specs comparison
| Specification | Fairphone 3+ | Redmi K90 | |
|---|---|---|---|
| Processor | Snapdragon 632 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 243691 | 3077585 | |
| Geekbench Single | 295 | 3013 | |
| Geekbench Multi | 1037 | 9287 | |
| Display | 5.7" IPS LCD | 6.6" AMOLED | |
| Resolution | 1080x2160 | 2510x1156 | |
| Refresh rate | 60 Hz | 120 Hz | |
| Battery | 3040 mAh | 7100 mAh | |
| Charging | 18W | 100W | |
| Main camera | 48 MP | 50 MP | |
| Ultrawide | 0 MP | 8 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 16 MP | 20 MP | |
| RAM | 4GB | 12GB / 16GB | |
| Storage | 64GB | 256GB / 512GB | |
| OS | Android 10 | Android 16 | |
| Brightness (peak) | — | 3500 nits | |
| NFC | yes | yes | |
| Protection | — | IP68 | |
| Dimensions | 158.0×71.8×9.9 mm | 157.5×75.3×8.0 mm | |
| Weight | 189 g | 206 g | |
| Launch price | $489 | $401 |
Camera comparison
Fairphone 3+
- Main: 48MP f/1.8
- Front: 16MP
Redmi K90
- Main: 50MP f/1.9
- Ultrawide: 8MP
- Telephoto: 50MP
- Front: 20MP
Display comparison
Fairphone 3+
- 5.7" IPS LCD
- Resolution: 1080x2160
- Refresh rate: 60 Hz
Redmi K90
- 6.6" AMOLED
- Resolution: 2510x1156
- Refresh rate: 120 Hz
Battery and charging
Fairphone 3+
- 3040 mAh
- Wired: 18W
- Wireless charging: no data
Redmi K90
- 7100 mAh
- Wired: 100W
- No wireless charging
Overall performance score
We compared Fairphone 3+ and Redmi K90, covering their specs and all relevant benchmarks.
Redmi K90 leads Fairphone 3+ by 92.1% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $88. Redmi K90 was $88 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Redmi K90 significantly outperforms the Fairphone 3+ (91/100 vs 18/100).
display
In the "display" category, the Redmi K90 significantly outperforms the Fairphone 3+ (82/100 vs 44/100).
camera
In the "camera" category, the Redmi K90 notably outperforms the Fairphone 3+ (58/100 vs 31/100).
battery
In the "battery" category, the Redmi K90 significantly outperforms the Fairphone 3+ (72/100 vs 15/100).
portability
In the "portability" category, the Redmi K90 is a bit better (55/100 vs 50/100).
Frequently asked questions
Which is better: the Fairphone 3+ or the Redmi K90?
The Redmi K90 significantly outperforms the Fairphone 3+ by 50 points (76/100 vs 26/100).
What is the rating of the Fairphone 3+ and the Redmi K90?
The Fairphone 3+ has a MobileRank rating of 26/100, the Redmi K90 — 76/100.
Which has the better camera: the Fairphone 3+ or the Redmi K90?
The Redmi K90 leads on camera score (58/100 vs 31/100).
Which is more powerful: the Fairphone 3+ or the Redmi K90?
The Redmi K90 leads on performance (91/100 vs 18/100).
Should you choose the Fairphone 3+ over the Redmi K90?
The Redmi K90 is a better fit for gamers and power users, budget-conscious buyers.