Nubia Z50 Ultra vs Redmi K90 Ultra
The Nubia Z50 Ultra (2023) runs on the Qualcomm Snapdragon 8 Gen 2, while the Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite. Both devices score the same overall rating of 73/100. Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 5000); the main camera is 64 MP vs 50 MP; the Redmi K90 Ultra is faster in AnTuTu (3,119,308 vs 1,842,269).
Nubia Z50 Ultra
Redmi K90 Ultra
- Better main camera: 64MP vs 50MP
- Better camera (86/100 vs 37/100)
- Higher AnTuTu: 3119308 vs 1842269
- Better Geekbench Single: 3041 vs 2004
- Better Geekbench Multi: 9494 vs 5311
- Bigger battery: 8550 vs 5000 mAh
- Faster charging: 100W vs 80W
- Higher refresh rate: 165Hz vs 120Hz
- Lighter: 227g vs 228g
- Higher performance (92/100 vs 76/100)
- Longer battery life (78/100 vs 56/100)
- Better display (94/100 vs 80/100)
The Nubia Z50 Ultra and the Redmi K90 Ultra received the same MobileRank rating — 73/100. In the "performance" category, the Redmi K90 Ultra leads (92/100 vs 76/100). In the "camera" category, the Nubia Z50 Ultra leads (86/100 vs 37/100). In the "battery" category, the Redmi K90 Ultra leads (78/100 vs 56/100). In the "performance" category, the Redmi K90 Ultra notably outperforms the Nubia Z50 Ultra (92/100 vs 76/100). In the "display" category, the Redmi K90 Ultra is a bit better (94/100 vs 80/100). In the "camera" category, the Nubia Z50 Ultra significantly outperforms the Redmi K90 Ultra (86/100 vs 37/100). In the "battery" category, the Redmi K90 Ultra notably outperforms the Nubia Z50 Ultra (78/100 vs 56/100). In the "portability" category, both devices are on the same level — 40/100.
| Specification | Nubia Z50 Ultra | Redmi K90 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Gen 2 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 1842269 | 3119308 | |
| Geekbench Single | 2004 | 3041 | |
| Geekbench Multi | 5311 | 9494 | |
| Display | 6.8" AMOLED | 6.8" AMOLED | |
| Resolution | 1116x2480 | 1280x2772 | |
| Refresh rate | 120 Hz | 165 Hz | |
| Battery | 5000 mAh | 8550 mAh | |
| Charging | 80W | 100W | |
| Main camera | 64 MP | 50 MP | |
| Ultrawide | 50 MP | 8 MP | |
| Telephoto | 64 MP | 0 MP | |
| Front camera | 16 MP | 20 MP | |
| RAM | 8GB / 12GB / 16GB | 12GB / 16GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB | |
| OS | Android 13, MyOS 13 | Android 16 | |
| Brightness (peak) | 1500 nits | 3500 nits | |
| NFC | yes | yes | |
| Protection | — | IP68/IP69 | |
| Dimensions | 163.9×76.3×8.3 mm | 162.9×77.9×8.2 mm | |
| Weight | 228 g | 227 g | |
| Launch price | — | $420 |
Nubia Z50 Ultra
- Main: 64MP f/f/1.6
- Ultrawide: 50MP
- Telephoto: 64MP
- Front: 16MP
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Nubia Z50 Ultra
- 6.8" AMOLED
- Resolution: 1116x2480
- Refresh rate: 120 Hz
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Nubia Z50 Ultra
- 5000 mAh
- Wired: 80W
- No wireless charging
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
We compared Nubia Z50 Ultra and Redmi K90 Ultra, covering their specs and all relevant benchmarks.
Redmi K90 Ultra leads Nubia Z50 Ultra by 40.9% in our overall performance rating.
Nubia Z50 Ultra
Price unknownperformance
In the "performance" category, the Redmi K90 Ultra notably outperforms the Nubia Z50 Ultra (92/100 vs 76/100).
display
In the "display" category, the Redmi K90 Ultra is a bit better (94/100 vs 80/100).
camera
In the "camera" category, the Nubia Z50 Ultra significantly outperforms the Redmi K90 Ultra (86/100 vs 37/100).
battery
In the "battery" category, the Redmi K90 Ultra notably outperforms the Nubia Z50 Ultra (78/100 vs 56/100).
portability
In the "portability" category, both devices are on the same level — 40/100.
Which is better: the Nubia Z50 Ultra or the Redmi K90 Ultra?
Both devices scored 73/100. The choice depends on your priorities: if performance matters more — go with the Redmi K90 Ultra.
What is the rating of the Nubia Z50 Ultra and the Redmi K90 Ultra?
The Nubia Z50 Ultra has a MobileRank rating of 73/100, the Redmi K90 Ultra — 73/100.
Which has the better camera: the Nubia Z50 Ultra or the Redmi K90 Ultra?
The Nubia Z50 Ultra leads on camera score (86/100 vs 37/100).
Which is more powerful: the Nubia Z50 Ultra or the Redmi K90 Ultra?
The Redmi K90 Ultra leads on performance (92/100 vs 76/100).
Should you choose the Nubia Z50 Ultra over the Redmi K90 Ultra?
The Nubia Z50 Ultra is a better fit for active users, mobile photography enthusiasts. The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.