Nubia Z40S Pro vs Redmi K90
The Nubia Z40S Pro (2022) runs on the Qualcomm Snapdragon 8+ Gen 1, while the Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Redmi K90 leads — 76/100 vs 69/100 (a 7-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 5000); the main camera is 64 MP vs 50 MP; the Redmi K90 is faster in AnTuTu (3,088,357 vs 1,425,446).
Nubia Z40S Pro
Redmi K90
- Better main camera: 64MP vs 50MP
- Higher refresh rate: 144Hz vs 120Hz
- Lighter: 205g vs 206g
- Better camera (63/100 vs 58/100)
- Better display (89/100 vs 82/100)
- Higher AnTuTu: 3088357 vs 1425446
- Better Geekbench Single: 3041 vs 1761
- Better Geekbench Multi: 9494 vs 4688
- Bigger battery: 7100 vs 5000 mAh
- Faster charging: 100W vs 80W
- Higher performance (92/100 vs 71/100)
- Longer battery life (72/100 vs 64/100)
- Better portability (55/100 vs 54/100)
Comparing the Nubia Z40S Pro vs the Redmi K90, the Redmi K90 scores 7 points higher (76/100 vs 69/100). In the "performance" category, the Redmi K90 leads (92/100 vs 71/100). In the "performance" category, the Redmi K90 notably outperforms the Nubia Z40S Pro (92/100 vs 71/100). In the "display" category, the Nubia Z40S Pro is a bit better (89/100 vs 82/100). In the "camera" category, the Nubia Z40S Pro is a bit better (63/100 vs 58/100). In the "battery" category, the Redmi K90 is a bit better (72/100 vs 64/100). In the "portability" category, the Redmi K90 and the Nubia Z40S Pro are nearly equal (55/100 vs 54/100).
| Specification | Nubia Z40S Pro | Redmi K90 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8+ Gen 1 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 1425446 | 3088357 | |
| Geekbench Single | 1761 | 3041 | |
| Geekbench Multi | 4688 | 9494 | |
| Display | 6.7" AMOLED | 6.6" AMOLED | |
| Resolution | 1080x2400 | 2510x1156 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 5000 mAh | 7100 mAh | |
| Charging | 80W | 100W | |
| Wireless charging | 15W | 0W | |
| Main camera | 64 MP | 50 MP | |
| Ultrawide | 50 MP | 8 MP | |
| Telephoto | 8 MP | 50 MP | |
| Front camera | 16 MP | 20 MP | |
| RAM | 8GB / 12GB / 18GB | 12GB / 16GB | |
| Storage | 128GB / 256GB / 512GB / 1TB | 256GB / 512GB | |
| OS | Android 12, MyOS 12 | Android 16 | |
| Brightness (peak) | 1000 nits | 3500 nits | |
| NFC | yes | yes | |
| Protection | — | IP68 | |
| Dimensions | 161.3×74.0×8.1 mm | 157.5×75.3×8.0 mm | |
| Weight | 205 g | 206 g | |
| Launch price | — | $401 |
Nubia Z40S Pro
- Main: 64MP f/f/1.6
- Ultrawide: 50MP
- Telephoto: 8MP
- Front: 16MP
Redmi K90
- Main: 50MP f/f/1.9
- Ultrawide: 8MP
- Telephoto: 50MP
- Front: 20MP
Nubia Z40S Pro
- 6.7" AMOLED
- Resolution: 1080x2400
- Refresh rate: 144 Hz
Redmi K90
- 6.6" AMOLED
- Resolution: 2510x1156
- Refresh rate: 120 Hz
Nubia Z40S Pro
- 5000 mAh
- Wired: 80W
- Wireless: 15W
Redmi K90
- 7100 mAh
- Wired: 100W
- No wireless charging
We compared Nubia Z40S Pro and Redmi K90, covering their specs and all relevant benchmarks.
Redmi K90 leads Nubia Z40S Pro by 53.8% in our overall performance rating.
Nubia Z40S Pro
Price unknownperformance
In the "performance" category, the Redmi K90 notably outperforms the Nubia Z40S Pro (92/100 vs 71/100).
display
In the "display" category, the Nubia Z40S Pro is a bit better (89/100 vs 82/100).
camera
In the "camera" category, the Nubia Z40S Pro is a bit better (63/100 vs 58/100).
battery
In the "battery" category, the Redmi K90 is a bit better (72/100 vs 64/100).
portability
In the "portability" category, the Redmi K90 and the Nubia Z40S Pro are nearly equal (55/100 vs 54/100).
Which is better: the Nubia Z40S Pro or the Redmi K90?
The Redmi K90 edges out the Nubia Z40S Pro by just 7 points — the two devices are very close in overall level.
What is the rating of the Nubia Z40S Pro and the Redmi K90?
The Nubia Z40S Pro has a MobileRank rating of 69/100, the Redmi K90 — 76/100.
Which has the better camera: the Nubia Z40S Pro or the Redmi K90?
The Nubia Z40S Pro leads on camera score (63/100 vs 58/100).
Which is more powerful: the Nubia Z40S Pro or the Redmi K90?
The Redmi K90 leads on performance (92/100 vs 71/100).
Should you choose the Nubia Z40S Pro over the Redmi K90?
The Nubia Z40S Pro is a better fit for active users. The Redmi K90 is a better fit for gamers and power users, budget-conscious buyers.