Nubia Z70 Ultra vs Redmi K90 Pro Max
The Nubia Z70 Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Redmi K90 Pro Max (2025) runs on the Qualcomm Snapdragon 8 Elite Gen 5; launch prices were $729 and $561. By overall MobileRank rating, the Redmi K90 Pro Max leads — 86/100 vs 80/100 (a 6-point difference). Key differences: the Redmi K90 Pro Max has the bigger battery (7560 mAh vs 6150); the Redmi K90 Pro Max is faster in AnTuTu (3,622,315 vs 3,126,402); the Redmi K90 Pro Max is noticeably lighter (210g vs 227g).
Profile comparison
Category scores
Nubia Z70 Ultra
Redmi K90 Pro Max
What makes Nubia Z70 Ultra better?
- Higher refresh rate: 144Hz vs 120Hz
- Better camera (79/100 vs 78/100)
- Better display (92/100 vs 81/100)
What makes Redmi K90 Pro Max better?
- Higher AnTuTu: 3622315 vs 3126402
- Better Geekbench Single: 3639 vs 3013
- Better Geekbench Multi: 11047 vs 9287
- Bigger battery: 7560 vs 6150 mAh
- Faster charging: 100W vs 80W
- Lighter: 210g vs 227g
- Cheaper at launch: $561 vs $729
- Higher performance (97/100 vs 91/100)
- Longer battery life (89/100 vs 64/100)
- Better portability (54/100 vs 36/100)
Comparison verdict
Comparing the Nubia Z70 Ultra vs the Redmi K90 Pro Max, the Redmi K90 Pro Max scores 6 points higher (86/100 vs 80/100). In the "battery" category, the Redmi K90 Pro Max leads (89/100 vs 64/100). Value score: Nubia Z70 Ultra — 74/100, Redmi K90 Pro Max — 90/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, the Redmi K90 Pro Max is a bit better (97/100 vs 91/100). In the "display" category, the Nubia Z70 Ultra is a bit better (92/100 vs 81/100). In the "camera" category, the Nubia Z70 Ultra and the Redmi K90 Pro Max are nearly equal (79/100 vs 78/100). In the "battery" category, the Redmi K90 Pro Max notably outperforms the Nubia Z70 Ultra (89/100 vs 64/100). In the "portability" category, the Redmi K90 Pro Max notably outperforms the Nubia Z70 Ultra (54/100 vs 36/100).
Specs comparison
| Specification | Nubia Z70 Ultra | Redmi K90 Pro Max | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 3126402 | 3622315 | |
| Geekbench Single | 3013 | 3639 | |
| Geekbench Multi | 9287 | 11047 | |
| Display | 6.8" AMOLED | 6.9" OLED | |
| Resolution | 2668x1216 | 2608x1200 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 6150 mAh | 7560 mAh | |
| Charging | 80W | 100W | |
| Wireless charging | 0W | 50W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 50 MP | 50 MP | |
| Telephoto | 64 MP | 50 MP | |
| Front camera | 16 MP | 32 MP | |
| RAM | 12GB / 16GB | 16GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 15 | Android 16 | |
| Brightness (peak) | 2000 nits | 3500 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 164.3×77.1×8.6 mm | 163.3×77.8×7.9 mm | |
| Weight | 227 g | 210 g | |
| Launch price | $729 | $561 |
Camera comparison
Nubia Z70 Ultra
- Main: 50MP f/1.59
- Ultrawide: 50MP
- Telephoto: 64MP
- Front: 16MP
Redmi K90 Pro Max
- Main: 50MP f/1.88
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Display comparison
Nubia Z70 Ultra
- 6.8" AMOLED
- Resolution: 2668x1216
- Refresh rate: 144 Hz
Redmi K90 Pro Max
- 6.9" OLED
- Resolution: 2608x1200
- Refresh rate: 120 Hz
Battery and charging
Nubia Z70 Ultra
- 6150 mAh
- NanoReview test: web browsing 8:27 hrs, total 20:13 hrs
- Wired: 80W
- No wireless charging
Redmi K90 Pro Max
- 7560 mAh
- Wired: 100W
- Wireless: 50W
Overall performance score
We compared Nubia Z70 Ultra and Redmi K90 Pro Max, covering their specs and all relevant benchmarks.
Redmi K90 Pro Max leads Nubia Z70 Ultra by 13.7% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $168. Redmi K90 Pro Max was $168 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Redmi K90 Pro Max is a bit better (97/100 vs 91/100).
display
In the "display" category, the Nubia Z70 Ultra is a bit better (92/100 vs 81/100).
camera
In the "camera" category, the Nubia Z70 Ultra and the Redmi K90 Pro Max are nearly equal (79/100 vs 78/100).
battery
In the "battery" category, the Redmi K90 Pro Max notably outperforms the Nubia Z70 Ultra (89/100 vs 64/100).
portability
In the "portability" category, the Redmi K90 Pro Max notably outperforms the Nubia Z70 Ultra (54/100 vs 36/100).
Frequently asked questions
Which is better: the Nubia Z70 Ultra or the Redmi K90 Pro Max?
The Redmi K90 Pro Max edges out the Nubia Z70 Ultra by just 6 points — the two devices are very close in overall level.
What is the rating of the Nubia Z70 Ultra and the Redmi K90 Pro Max?
The Nubia Z70 Ultra has a MobileRank rating of 80/100, the Redmi K90 Pro Max — 86/100.
Which is more powerful: the Nubia Z70 Ultra or the Redmi K90 Pro Max?
The Redmi K90 Pro Max leads on performance (97/100 vs 91/100).
Should you choose the Nubia Z70 Ultra over the Redmi K90 Pro Max?
The Nubia Z70 Ultra is a better fit for gamers and power users. The Redmi K90 Pro Max is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.