Nothing Phone (4b) vs Redmi K90
The Nothing Phone (4b) (2026) runs on the Qualcomm Snapdragon 6 Gen 4, while the Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite; estimated prices are $355 and $401. By overall MobileRank rating, the Redmi K90 leads — 68/100 vs 34/100 (a 34-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 5200); the Redmi K90 is faster in AnTuTu (3,088,357 vs 969,048).
Nothing Phone (4b)
Redmi K90
- Cheaper: $355 vs $401
- Better value for money (85/100 vs 82/100)
- Higher AnTuTu: 3088357 vs 969048
- Better Geekbench Single: 3050 vs 1071
- Better Geekbench Multi: 9300 vs 3057
- Bigger battery: 7100 vs 5200 mAh
- Faster charging: 100W vs 33W
- Lighter: 206g vs 210g
- Higher performance (69/100 vs 4/100)
- Better camera (53/100 vs 31/100)
- Longer battery life (71/100 vs 45/100)
- Better design/ergonomics (42/100 vs 37/100)
Comparing the Nothing Phone (4b) vs the Redmi K90, the Redmi K90 scores 34 points higher (68/100 vs 34/100). In the "performance" category, the Redmi K90 leads (69/100 vs 4/100). In the "camera" category, the Redmi K90 leads (53/100 vs 31/100). In the "battery" category, the Redmi K90 leads (71/100 vs 45/100). In the "performance" category, the Redmi K90 significantly outperforms the Nothing Phone (4b) (69/100 vs 4/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Redmi K90 notably outperforms the Nothing Phone (4b) (53/100 vs 31/100). In the "battery" category, the Redmi K90 notably outperforms the Nothing Phone (4b) (71/100 vs 45/100). In the "design" category, the Redmi K90 is a bit better (42/100 vs 37/100). In the "value for money" category, the Nothing Phone (4b) and the Redmi K90 are nearly equal (85/100 vs 82/100).
| Specification | Nothing Phone (4b) | Redmi K90 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 6 Gen 4 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 969048 | 3088357 | |
| Geekbench Single | 1071 | 3050 | |
| Geekbench Multi | 3057 | 9300 | |
| Display | 6.8" AMOLED | 6.6" AMOLED | |
| Resolution | 1080x2344 | 2510x1156 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 5200 mAh | 7100 mAh | |
| Charging | 33W | 100W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 8 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 16 MP | 20 MP | |
| RAM | 8GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB | |
| OS | Android 16 | Android 16 | |
| Brightness (peak) | 2000 nits | 3500 nits | |
| NFC | yes | yes | |
| Protection | IP64 | IP68 | |
| Dimensions | 164.4×78.2×8.6 mm | 157.5×75.3×8.0 mm | |
| Weight | 210 g | 206 g | |
| Price | $355 | $401 |
Nothing Phone (4b)
- Main: 50MP f/1.8
- Ultrawide: 8MP
- Front: 16MP
Redmi K90
- Main: 50MP f/f/1.9
- Ultrawide: 8MP
- Telephoto: 50MP
- Front: 20MP
Nothing Phone (4b)
- 6.8" AMOLED
- Resolution: 1080x2344
- Refresh rate: 120 Hz
Redmi K90
- 6.6" AMOLED
- Resolution: 2510x1156
- Refresh rate: 120 Hz
Nothing Phone (4b)
- 5200 mAh
- Wired: 33W
- No wireless charging
Redmi K90
- 7100 mAh
- Wired: 100W
- No wireless charging
We compared Nothing Phone (4b) and Redmi K90, covering their specs and all relevant benchmarks.
Redmi K90 leads Nothing Phone (4b) by 68.6% in our overall performance rating.
Price difference: $46. Nothing Phone (4b) is cheaper by $46.
performance
In the "performance" category, the Redmi K90 significantly outperforms the Nothing Phone (4b) (69/100 vs 4/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Redmi K90 notably outperforms the Nothing Phone (4b) (53/100 vs 31/100).
battery
In the "battery" category, the Redmi K90 notably outperforms the Nothing Phone (4b) (71/100 vs 45/100).
design
In the "design" category, the Redmi K90 is a bit better (42/100 vs 37/100).
value for money
In the "value for money" category, the Nothing Phone (4b) and the Redmi K90 are nearly equal (85/100 vs 82/100).
Which is better: the Nothing Phone (4b) or the Redmi K90?
The Redmi K90 significantly outperforms the Nothing Phone (4b) by 34 points (68/100 vs 34/100).
What is the rating of the Nothing Phone (4b) and the Redmi K90?
The Nothing Phone (4b) has a MobileRank rating of 34/100, the Redmi K90 — 68/100.
Which has the better camera: the Nothing Phone (4b) or the Redmi K90?
The Redmi K90 leads on camera score (53/100 vs 31/100).
Which is more powerful: the Nothing Phone (4b) or the Redmi K90?
The Redmi K90 leads on performance (69/100 vs 4/100).
Should you choose the Nothing Phone (4b) over the Redmi K90?
The Nothing Phone (4b) is a better fit for budget-conscious buyers. The Redmi K90 is a better fit for active users, budget-conscious buyers.