Nubia Z70S Ultra vs Vivo iQOO 15
The Nubia Z70S Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $600 and $599. By overall MobileRank rating, the Vivo iQOO 15 leads — 86/100 vs 81/100 (a 5-point difference). Key differences: the Vivo iQOO 15 has the bigger battery (7000 mAh vs 6600); the Vivo iQOO 15 is faster in AnTuTu (3,758,268 vs 3,228,937).
Profile comparison
Category scores
Nubia Z70S Ultra
Vivo iQOO 15
What makes Nubia Z70S Ultra better?
- Better camera (79/100 vs 78/100)
What makes Vivo iQOO 15 better?
- Higher AnTuTu: 3758268 vs 3228937
- Bigger battery: 7000 vs 6600 mAh
- Faster charging: 100W vs 80W
- Lighter: 215g vs 228g
- Cheaper at launch: $599 vs $600
- Higher performance (94/100 vs 92/100)
- Longer battery life (85/100 vs 66/100)
- Better display (99/100 vs 93/100)
- Better portability (48/100 vs 36/100)
Comparison verdict
Comparing the Nubia Z70S Ultra vs the Vivo iQOO 15, the Vivo iQOO 15 scores 5 points higher (86/100 vs 81/100). In the "battery" category, the Vivo iQOO 15 leads (85/100 vs 66/100). Value score: Nubia Z70S Ultra — 76/100, Vivo iQOO 15 — 86/100; 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 Vivo iQOO 15 and the Nubia Z70S Ultra are nearly equal (94/100 vs 92/100). In the "display" category, the Vivo iQOO 15 is a bit better (99/100 vs 93/100). In the "camera" category, the Nubia Z70S Ultra and the Vivo iQOO 15 are nearly equal (79/100 vs 78/100). In the "battery" category, the Vivo iQOO 15 notably outperforms the Nubia Z70S Ultra (85/100 vs 66/100). In the "portability" category, the Vivo iQOO 15 is a bit better (48/100 vs 36/100).
Specs comparison
| Specification | Nubia Z70S Ultra | Vivo iQOO 15 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 3228937 | 3758268 | |
| Geekbench Single | 3013 | 3013 | |
| Geekbench Multi | 9287 | 9287 | |
| Display | 6.8" AMOLED | 6.8" LTPO AMOLED | |
| Resolution | 1216x2688 | 1440x3168 | |
| Refresh rate | 144 Hz | 144 Hz | |
| Battery | 6600 mAh | 7000 mAh | |
| Charging | 80W | 100W | |
| Wireless charging | 0W | 40W | |
| 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 | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 15 | Android 16 | |
| Brightness (peak) | 2000 nits | 6000 nits | |
| NFC | yes | yes | |
| Protection | IP68/IP69 | IP68 | |
| Dimensions | 164.3×77.1×8.6 mm | 163.7×76.8×8.1 mm | |
| Weight | 228 g | 215 g | |
| Launch price | $600 | $599 |
Camera comparison
Nubia Z70S Ultra
- Main: 50MP f/1.7
- Ultrawide: 50MP
- Telephoto: 64MP
- Front: 16MP
Vivo iQOO 15
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Display comparison
Nubia Z70S Ultra
- 6.8" AMOLED
- Resolution: 1216x2688
- Refresh rate: 144 Hz
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- 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
Vivo iQOO 15
- 7000 mAh
- NanoReview test: web browsing 18:52 hrs, total 39:26 hrs
- Wired: 100W
- Wireless: 40W
Overall performance score
We compared Nubia Z70S Ultra and Vivo iQOO 15, covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads Nubia Z70S Ultra by 14.1% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $1. Vivo iQOO 15 was $1 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 and the Nubia Z70S Ultra are nearly equal (94/100 vs 92/100).
display
In the "display" category, the Vivo iQOO 15 is a bit better (99/100 vs 93/100).
camera
In the "camera" category, the Nubia Z70S Ultra and the Vivo iQOO 15 are nearly equal (79/100 vs 78/100).
battery
In the "battery" category, the Vivo iQOO 15 notably outperforms the Nubia Z70S Ultra (85/100 vs 66/100).
portability
In the "portability" category, the Vivo iQOO 15 is a bit better (48/100 vs 36/100).
Frequently asked questions
Which is better: the Nubia Z70S Ultra or the Vivo iQOO 15?
The Vivo iQOO 15 edges out the Nubia Z70S Ultra by just 5 points — the two devices are very close in overall level.
What is the rating of the Nubia Z70S Ultra and the Vivo iQOO 15?
The Nubia Z70S Ultra has a MobileRank rating of 81/100, the Vivo iQOO 15 — 86/100.
Should you choose the Nubia Z70S Ultra over the Vivo iQOO 15?
The Nubia Z70S Ultra is a better fit for gamers and power users, budget-conscious buyers. The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.