Nubia Z70S Ultra vs Redmi K80 Ultra
The Nubia Z70S Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Redmi K80 Ultra (2025) runs on the MediaTek Dimensity 9400+; launch prices were $600 and $350. By overall MobileRank rating, the Nubia Z70S Ultra leads — 81/100 vs 73/100 (a 8-point difference). Key differences: the Redmi K80 Ultra has the bigger battery (7410 mAh vs 6600); the Nubia Z70S Ultra is faster in AnTuTu (3,228,937 vs 2,874,956).
Profile comparison
Category scores
Nubia Z70S Ultra
Redmi K80 Ultra
What makes Nubia Z70S Ultra better?
- Higher AnTuTu: 3228937 vs 2874956
- Better Geekbench Single: 3013 vs 2729
- Better Geekbench Multi: 9287 vs 8430
- Higher performance (92/100 vs 89/100)
- Better camera (79/100 vs 37/100)
What makes Redmi K80 Ultra better?
- Bigger battery: 7410 vs 6600 mAh
- Faster charging: 100W vs 80W
- Lighter: 219g vs 228g
- Cheaper at launch: $350 vs $600
- Longer battery life (86/100 vs 66/100)
- Better display (94/100 vs 93/100)
- Better portability (40/100 vs 36/100)
Comparison verdict
Comparing the Nubia Z70S Ultra vs the Redmi K80 Ultra, the Nubia Z70S Ultra scores 8 points higher (81/100 vs 73/100). In the "camera" category, the Nubia Z70S Ultra leads (79/100 vs 37/100). In the "battery" category, the Redmi K80 Ultra leads (86/100 vs 66/100). Value score: Nubia Z70S Ultra — 76/100, Redmi K80 Ultra — 80/100; 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 Nubia Z70S Ultra and the Redmi K80 Ultra are nearly equal (92/100 vs 89/100). In the "display" category, the Redmi K80 Ultra and the Nubia Z70S Ultra are nearly equal (94/100 vs 93/100). In the "camera" category, the Nubia Z70S Ultra significantly outperforms the Redmi K80 Ultra (79/100 vs 37/100). In the "battery" category, the Redmi K80 Ultra notably outperforms the Nubia Z70S Ultra (86/100 vs 66/100). In the "portability" category, the Redmi K80 Ultra and the Nubia Z70S Ultra are nearly equal (40/100 vs 36/100).
Specs comparison
| Specification | Nubia Z70S Ultra | Redmi K80 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | MediaTek Dimensity 9400+ | |
| AnTuTu | 3228937 | 2874956 | |
| Geekbench Single | 3013 | 2729 | |
| Geekbench Multi | 9287 | 8430 | |
| Display | 6.8" AMOLED | 6.8" OLED | |
| Resolution | 1216x2688 | 1280x2772 | |
| Refresh rate | 144 Hz | 144 Hz | |
| Battery | 6600 mAh | 7410 mAh | |
| Charging | 80W | 100W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 50 MP | 8 MP | |
| Telephoto | 64 MP | 0 MP | |
| Front camera | 16 MP | 20 MP | |
| RAM | 12GB / 16GB / 24GB | 12GB / 16GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 15 | Android 15 | |
| Brightness (peak) | 2000 nits | 3200 nits | |
| NFC | yes | yes | |
| Protection | IP68/IP69 | IP68 | |
| Dimensions | 164.3×77.1×8.6 mm | — | |
| Weight | 228 g | 219 g | |
| Launch price | $600 | $350 |
Camera comparison
Nubia Z70S Ultra
- Main: 50MP f/1.7
- Ultrawide: 50MP
- Telephoto: 64MP
- Front: 16MP
Redmi K80 Ultra
- Main: 50MP f/1.9
- Ultrawide: 8MP
- Front: 20MP
Display comparison
Nubia Z70S Ultra
- 6.8" AMOLED
- Resolution: 1216x2688
- Refresh rate: 144 Hz
Redmi K80 Ultra
- 6.8" OLED
- Resolution: 1280x2772
- Refresh rate: 144 Hz
Battery and charging
Nubia Z70S Ultra
- 6600 mAh
- NanoReview test: web browsing 7:53 hrs, total 22:56 hrs
- Wired: 80W
- No wireless charging
Redmi K80 Ultra
- 7410 mAh
- Wired: 100W
- Wireless charging: no data
Overall performance score
We compared Nubia Z70S Ultra and Redmi K80 Ultra, covering their specs and all relevant benchmarks.
Nubia Z70S Ultra leads Redmi K80 Ultra by 12.3% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $250. Redmi K80 Ultra was $250 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Nubia Z70S Ultra and the Redmi K80 Ultra are nearly equal (92/100 vs 89/100).
display
In the "display" category, the Redmi K80 Ultra and the Nubia Z70S Ultra are nearly equal (94/100 vs 93/100).
camera
In the "camera" category, the Nubia Z70S Ultra significantly outperforms the Redmi K80 Ultra (79/100 vs 37/100).
battery
In the "battery" category, the Redmi K80 Ultra notably outperforms the Nubia Z70S Ultra (86/100 vs 66/100).
portability
In the "portability" category, the Redmi K80 Ultra and the Nubia Z70S Ultra are nearly equal (40/100 vs 36/100).
Frequently asked questions
Which is better: the Nubia Z70S Ultra or the Redmi K80 Ultra?
The Nubia Z70S Ultra edges out the Redmi K80 Ultra by just 8 points — the two devices are very close in overall level.
What is the rating of the Nubia Z70S Ultra and the Redmi K80 Ultra?
The Nubia Z70S Ultra has a MobileRank rating of 81/100, the Redmi K80 Ultra — 73/100.
Which has the better camera: the Nubia Z70S Ultra or the Redmi K80 Ultra?
The Nubia Z70S Ultra leads on camera score (79/100 vs 37/100).
Should you choose the Nubia Z70S Ultra over the Redmi K80 Ultra?
The Nubia Z70S Ultra is a better fit for gamers and power users, budget-conscious buyers. The Redmi K80 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.