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; estimated prices are $489 and $401. By overall MobileRank rating, the Redmi K90 leads — 68/100 vs 13/100 (a 55-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 (3,088,357 vs 243,691); the Fairphone 3+ is noticeably lighter (189g vs 206g).

The Redmi K90 significantly outperforms the Fairphone 3+ by 55 points (68/100 vs 13/100).
Profile comparison
Category scores
Fairphone 3+
Performance 0
Display 0
Camera 26
Battery 0
Design 63
Value for money 76
Redmi K90
Performance 69
Display 100
Camera 53
Battery 71
Design 42
Value for money 82
What makes Fairphone 3+ better?
  • Lighter: 189g vs 206g

  • Better design/ergonomics (63/100 vs 42/100)
What makes Redmi K90 better?
  • Higher AnTuTu: 3088357 vs 243691
  • Better Geekbench Single: 3050 vs 295
  • Better Geekbench Multi: 9300 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: $401 vs $489

  • Higher performance (69/100 vs 0/100)
  • Better camera (53/100 vs 26/100)
  • Longer battery life (71/100 vs 0/100)
  • Better display (100/100 vs 0/100)
  • Better value for money (82/100 vs 76/100)
Comparison verdict

Comparing the Fairphone 3+ vs the Redmi K90, the Redmi K90 scores 55 points higher (68/100 vs 13/100). In the "performance" category, the Redmi K90 leads (69/100 vs 0/100). In the "camera" category, the Redmi K90 leads (53/100 vs 26/100). In the "battery" category, the Redmi K90 leads (71/100 vs 0/100). In the "performance" category, the Redmi K90 significantly outperforms the Fairphone 3+ (69/100 vs 0/100). In the "display" category, the Redmi K90 significantly outperforms the Fairphone 3+ (100/100 vs 0/100). In the "camera" category, the Redmi K90 notably outperforms the Fairphone 3+ (53/100 vs 26/100). In the "battery" category, the Redmi K90 significantly outperforms the Fairphone 3+ (71/100 vs 0/100). In the "design" category, the Fairphone 3+ notably outperforms the Redmi K90 (63/100 vs 42/100). In the "value for money" category, the Redmi K90 is a bit better (82/100 vs 76/100).

Fairphone 3+: The Fairphone 3+ is a better fit for budget-conscious buyers.
Redmi K90: The Redmi K90 is a better fit for active users, budget-conscious buyers.
Specs comparison
Specification Fairphone 3+ Redmi K90
Processor Snapdragon 632 Qualcomm Snapdragon 8 Elite
AnTuTu 243691 3088357
Geekbench Single 295 3050
Geekbench Multi 1037 9300
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
Price $489 $401
Camera comparison
Fairphone 3+
  • Main: 48MP f/f/1.8
  • Front: 16MP
26
camera
Redmi K90
  • Main: 50MP f/f/1.9
  • Ultrawide: 8MP
  • Telephoto: 50MP
  • Front: 20MP
53
camera
Display comparison
Fairphone 3+
  • 5.7" IPS LCD
  • Resolution: 1080x2160
  • Refresh rate: 60 Hz
0
display
Redmi K90
  • 6.6" AMOLED
  • Resolution: 2510x1156
  • Refresh rate: 120 Hz
100
display
Battery and charging
Fairphone 3+
  • 3040 mAh
  • Wired: 18W
  • No wireless charging
0
battery
Redmi K90
  • 7100 mAh
  • Wired: 100W
  • No wireless charging
71
battery
Overall performance score

We compared Fairphone 3+ and Redmi K90, covering their specs and all relevant benchmarks.

Fairphone 3+ Snapdragon 632
13/100
243691 AnTuTu
Redmi K90 Qualcomm Snapdragon 8 Elite
68/100 +92.1%
3088357 AnTuTu

Redmi K90 leads Fairphone 3+ by 92.1% in our overall performance rating.

Benchmarks
Price and availability
Fairphone 3+
$489
Redmi K90
$401

Price difference: $88. Redmi K90 is cheaper by $88.

Detailed category analysis
performance

In the "performance" category, the Redmi K90 significantly outperforms the Fairphone 3+ (69/100 vs 0/100).

display

In the "display" category, the Redmi K90 significantly outperforms the Fairphone 3+ (100/100 vs 0/100).

camera

In the "camera" category, the Redmi K90 notably outperforms the Fairphone 3+ (53/100 vs 26/100).

battery

In the "battery" category, the Redmi K90 significantly outperforms the Fairphone 3+ (71/100 vs 0/100).

design

In the "design" category, the Fairphone 3+ notably outperforms the Redmi K90 (63/100 vs 42/100).

value for money

In the "value for money" category, the Redmi K90 is a bit better (82/100 vs 76/100).

Frequently asked questions
Which is better: the Fairphone 3+ or the Redmi K90?

The Redmi K90 significantly outperforms the Fairphone 3+ by 55 points (68/100 vs 13/100).

What is the rating of the Fairphone 3+ and the Redmi K90?

The Fairphone 3+ has a MobileRank rating of 13/100, the Redmi K90 — 68/100.

Which has the better camera: the Fairphone 3+ or the Redmi K90?

The Redmi K90 leads on camera score (53/100 vs 26/100).

Which is more powerful: the Fairphone 3+ or the Redmi K90?

The Redmi K90 leads on performance (69/100 vs 0/100).

Should you choose the Fairphone 3+ over the Redmi K90?

The Fairphone 3+ is a better fit for budget-conscious buyers. The Redmi K90 is a better fit for active users, budget-conscious buyers.