Nubia Z70S Ultra vs Vivo iQOO 15 Ultra
The Nubia Z70S Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5; estimated prices are $799 and $799. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 84/100 vs 70/100 (a 14-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 6600); the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 3,228,937).
Nubia Z70S Ultra
Vivo iQOO 15 Ultra
- Overall rating 70/100
- Higher AnTuTu: 4602290 vs 3228937
- Better Geekbench Single: 3640 vs 3050
- Better Geekbench Multi: 11033 vs 9300
- Bigger battery: 7400 vs 6600 mAh
- Faster charging: 120W vs 80W
- Lighter: 227g vs 228g
- Higher performance (97/100 vs 71/100)
- Longer battery life (86/100 vs 63/100)
- Better design/ergonomics (16/100 vs 15/100)
Comparing the Nubia Z70S Ultra vs the Vivo iQOO 15 Ultra, the Vivo iQOO 15 Ultra scores 14 points higher (84/100 vs 70/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (97/100 vs 71/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (86/100 vs 63/100). In the "performance" category, the Vivo iQOO 15 Ultra notably outperforms the Nubia Z70S Ultra (97/100 vs 71/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, both devices are on the same level — 74/100. In the "battery" category, the Vivo iQOO 15 Ultra notably outperforms the Nubia Z70S Ultra (86/100 vs 63/100). In the "design" category, the Vivo iQOO 15 Ultra and the Nubia Z70S Ultra are nearly equal (16/100 vs 15/100). In the "value for money" category, both devices are on the same level — 55/100.
| Specification | Nubia Z70S Ultra | Vivo iQOO 15 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 3228937 | 4602290 | |
| Geekbench Single | 3050 | 3640 | |
| Geekbench Multi | 9300 | 11033 | |
| Display | 6.8" AMOLED | 6.8" LTPO AMOLED | |
| Resolution | 1216x2688 | 1440x3168 | |
| Refresh rate | 144 Hz | 144 Hz | |
| Battery | 6600 mAh | 7400 mAh | |
| Charging | 80W | 120W | |
| 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 / 24GB | 12GB / 16GB / 24GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 15, Nebula AIOS 1.5 | Android 16 | |
| Brightness (peak) | 2000 nits | 8000 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 164.3×77.1×8.6 mm | 163.7×76.8×8.7 mm | |
| Weight | 228 g | 227 g | |
| Price | $799 | $799 |
Nubia Z70S Ultra
- Main: 50MP f/f/1.7
- Ultrawide: 50MP
- Telephoto: 64MP
- Front: 16MP
Vivo iQOO 15 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Nubia Z70S Ultra
- 6.8" AMOLED
- Resolution: 1216x2688
- Refresh rate: 144 Hz
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Nubia Z70S Ultra
- 6600 mAh
- NanoReview test: web browsing 7:53 hrs, total 22:56 hrs
- Wired: 80W
- No wireless charging
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
We compared Nubia Z70S Ultra and Vivo iQOO 15 Ultra, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads Nubia Z70S Ultra by 29.8% in our overall performance rating.
Price difference: $0. Same price.
performance
In the "performance" category, the Vivo iQOO 15 Ultra notably outperforms the Nubia Z70S Ultra (97/100 vs 71/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, both devices are on the same level — 74/100.
battery
In the "battery" category, the Vivo iQOO 15 Ultra notably outperforms the Nubia Z70S Ultra (86/100 vs 63/100).
design
In the "design" category, the Vivo iQOO 15 Ultra and the Nubia Z70S Ultra are nearly equal (16/100 vs 15/100).
value for money
In the "value for money" category, both devices are on the same level — 55/100.
Which is better: the Nubia Z70S Ultra or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra is noticeably better than the Nubia Z70S Ultra — the overall rating gap is 14 points.
What is the rating of the Nubia Z70S Ultra and the Vivo iQOO 15 Ultra?
The Nubia Z70S Ultra has a MobileRank rating of 70/100, the Vivo iQOO 15 Ultra — 84/100.
Which is more powerful: the Nubia Z70S Ultra or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on performance (97/100 vs 71/100).
Should you choose the Nubia Z70S Ultra over the Vivo iQOO 15 Ultra?
The Nubia Z70S Ultra is a better fit for active users. The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life.