Nothing Phone (3a) vs Redmi K90

The Nothing Phone (3a) (2025) runs on the Qualcomm Snapdragon 7s Gen 3, while the Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite; estimated prices are $329 and $401. By overall MobileRank rating, the Redmi K90 leads — 68/100 vs 42/100 (a 26-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 5000); the Redmi K90 is faster in AnTuTu (3,088,357 vs 1,044,507).

The Redmi K90 significantly outperforms the Nothing Phone (3a) by 26 points (68/100 vs 42/100).
Profile comparison
Category scores
Nothing Phone (3a)
Performance 7
Display 100
Camera 58
Battery 42
Design 48
Value for money 87
Redmi K90
Performance 69
Display 100
Camera 53
Battery 71
Design 42
Value for money 82
What makes Nothing Phone (3a) better?
  • Lighter: 201g vs 206g
  • Cheaper: $329 vs $401

  • Better camera (58/100 vs 53/100)
  • Better design/ergonomics (48/100 vs 42/100)
  • Better value for money (87/100 vs 82/100)
What makes Redmi K90 better?
  • Higher AnTuTu: 3088357 vs 1044507
  • Better Geekbench Single: 3050 vs 1162
  • Better Geekbench Multi: 9300 vs 3315
  • Bigger battery: 7100 vs 5000 mAh
  • Faster charging: 100W vs 45W

  • Higher performance (69/100 vs 7/100)
  • Longer battery life (71/100 vs 42/100)
Comparison verdict

Comparing the Nothing Phone (3a) vs the Redmi K90, the Redmi K90 scores 26 points higher (68/100 vs 42/100). In the "performance" category, the Redmi K90 leads (69/100 vs 7/100). In the "battery" category, the Redmi K90 leads (71/100 vs 42/100). In the "performance" category, the Redmi K90 significantly outperforms the Nothing Phone (3a) (69/100 vs 7/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Nothing Phone (3a) is a bit better (58/100 vs 53/100). In the "battery" category, the Redmi K90 notably outperforms the Nothing Phone (3a) (71/100 vs 42/100). In the "design" category, the Nothing Phone (3a) is a bit better (48/100 vs 42/100). In the "value for money" category, the Nothing Phone (3a) is a bit better (87/100 vs 82/100).

Nothing Phone (3a): The Nothing Phone (3a) 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 Nothing Phone (3a) Redmi K90
Processor Qualcomm Snapdragon 7s Gen 3 Qualcomm Snapdragon 8 Elite
AnTuTu 1044507 3088357
Geekbench Single 1162 3050
Geekbench Multi 3315 9300
Display 6.8" AMOLED 6.6" AMOLED
Resolution 2392x1080 2510x1156
Refresh rate 120 Hz 120 Hz
Battery 5000 mAh 7100 mAh
Charging 45W 100W
Main camera 50 MP 50 MP
Ultrawide 8 MP 8 MP
Telephoto 50 MP 50 MP
Front camera 32 MP 20 MP
RAM 8GB / 12GB 12GB / 16GB
Storage 128GB / 256GB 256GB / 512GB
OS Android 15 / Nothing OS 3.1 Android 16
Brightness (peak) 3000 nits 3500 nits
NFC yes yes
Protection IP54 IP68
Dimensions 163.5×77.5×8.4 mm 157.5×75.3×8.0 mm
Weight 201 g 206 g
Price $329 $401
Camera comparison
Nothing Phone (3a)
  • Main: 50MP f/f/1.9
  • Ultrawide: 8MP
  • Telephoto: 50MP
  • Front: 32MP
58
camera
Redmi K90
  • Main: 50MP f/f/1.9
  • Ultrawide: 8MP
  • Telephoto: 50MP
  • Front: 20MP
53
camera
Display comparison
Nothing Phone (3a)
  • 6.8" AMOLED
  • Resolution: 2392x1080
  • Refresh rate: 120 Hz
100
display
Redmi K90
  • 6.6" AMOLED
  • Resolution: 2510x1156
  • Refresh rate: 120 Hz
100
display
Battery and charging
Nothing Phone (3a)
  • 5000 mAh
  • Wired: 45W
  • No wireless charging
42
battery
Redmi K90
  • 7100 mAh
  • Wired: 100W
  • No wireless charging
71
battery
Overall performance score

We compared Nothing Phone (3a) and Redmi K90, covering their specs and all relevant benchmarks.

Nothing Phone (3a) Qualcomm Snapdragon 7s Gen 3
42/100
1044507 AnTuTu
Redmi K90 Qualcomm Snapdragon 8 Elite
68/100 +66.2%
3088357 AnTuTu

Redmi K90 leads Nothing Phone (3a) by 66.2% in our overall performance rating.

Benchmarks
Price and availability
Nothing Phone (3a)
$329
Redmi K90
$401

Price difference: $72. Nothing Phone (3a) is cheaper by $72.

Detailed category analysis
performance

In the "performance" category, the Redmi K90 significantly outperforms the Nothing Phone (3a) (69/100 vs 7/100).

display

In the "display" category, both devices are on the same level — 100/100.

camera

In the "camera" category, the Nothing Phone (3a) is a bit better (58/100 vs 53/100).

battery

In the "battery" category, the Redmi K90 notably outperforms the Nothing Phone (3a) (71/100 vs 42/100).

design

In the "design" category, the Nothing Phone (3a) is a bit better (48/100 vs 42/100).

value for money

In the "value for money" category, the Nothing Phone (3a) is a bit better (87/100 vs 82/100).

Frequently asked questions
Which is better: the Nothing Phone (3a) or the Redmi K90?

The Redmi K90 significantly outperforms the Nothing Phone (3a) by 26 points (68/100 vs 42/100).

What is the rating of the Nothing Phone (3a) and the Redmi K90?

The Nothing Phone (3a) has a MobileRank rating of 42/100, the Redmi K90 — 68/100.

Which has the better camera: the Nothing Phone (3a) or the Redmi K90?

The Nothing Phone (3a) leads on camera score (58/100 vs 53/100).

Which is more powerful: the Nothing Phone (3a) or the Redmi K90?

The Redmi K90 leads on performance (69/100 vs 7/100).

Should you choose the Nothing Phone (3a) over the Redmi K90?

The Nothing Phone (3a) is a better fit for budget-conscious buyers. The Redmi K90 is a better fit for active users, budget-conscious buyers.