Nubia Z40S Pro vs Vivo iQOO 15
The Nubia Z40S Pro (2022) runs on the Qualcomm Snapdragon 8+ Gen 1, while the Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Vivo iQOO 15 leads — 86/100 vs 69/100 (a 17-point difference). Key differences: the Vivo iQOO 15 has the bigger battery (7000 mAh vs 5000); the main camera is 64 MP vs 50 MP; the Vivo iQOO 15 is faster in AnTuTu (3,758,268 vs 1,420,808).
Profile comparison
Category scores
Nubia Z40S Pro
Vivo iQOO 15
What makes Nubia Z40S Pro better?
- Better main camera: 64MP vs 50MP
- Lighter: 205g vs 215g
- Better portability (54/100 vs 48/100)
What makes Vivo iQOO 15 better?
- Higher AnTuTu: 3758268 vs 1420808
- Better Geekbench Single: 3013 vs 1761
- Better Geekbench Multi: 9287 vs 4688
- Bigger battery: 7000 vs 5000 mAh
- Faster charging: 100W vs 80W
- Faster wireless charging: 40W vs 15W
- Higher performance (94/100 vs 71/100)
- Better camera (78/100 vs 63/100)
- Longer battery life (85/100 vs 64/100)
- Better display (99/100 vs 89/100)
Comparison verdict
Comparing the Nubia Z40S Pro vs the Vivo iQOO 15, the Vivo iQOO 15 scores 17 points higher (86/100 vs 69/100). In the "performance" category, the Vivo iQOO 15 leads (94/100 vs 71/100). In the "camera" category, the Vivo iQOO 15 leads (78/100 vs 63/100). In the "battery" category, the Vivo iQOO 15 leads (85/100 vs 64/100). In the "performance" category, the Vivo iQOO 15 notably outperforms the Nubia Z40S Pro (94/100 vs 71/100). In the "display" category, the Vivo iQOO 15 is a bit better (99/100 vs 89/100). In the "camera" category, the Vivo iQOO 15 notably outperforms the Nubia Z40S Pro (78/100 vs 63/100). In the "battery" category, the Vivo iQOO 15 notably outperforms the Nubia Z40S Pro (85/100 vs 64/100). In the "portability" category, the Nubia Z40S Pro is a bit better (54/100 vs 48/100).
Specs comparison
| Specification | Nubia Z40S Pro | Vivo iQOO 15 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8+ Gen 1 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 1420808 | 3758268 | |
| Geekbench Single | 1761 | 3013 | |
| Geekbench Multi | 4688 | 9287 | |
| Display | 6.7" AMOLED | 6.8" LTPO AMOLED | |
| Resolution | 1080x2400 | 1440x3168 | |
| Refresh rate | 144 Hz | 144 Hz | |
| Battery | 5000 mAh | 7000 mAh | |
| Charging | 80W | 100W | |
| Wireless charging | 15W | 40W | |
| Main camera | 64 MP | 50 MP | |
| Ultrawide | 50 MP | 50 MP | |
| Telephoto | 8 MP | 50 MP | |
| Front camera | 16 MP | 32 MP | |
| RAM | 8GB / 12GB / 18GB | 12GB / 16GB | |
| Storage | 128GB / 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 12, MyOS 12 | Android 16 | |
| Brightness (peak) | 1000 nits | 6000 nits | |
| NFC | yes | yes | |
| Protection | — | IP68 | |
| Dimensions | 161.3×74.0×8.1 mm | 163.7×76.8×8.1 mm | |
| Weight | 205 g | 215 g | |
| Launch price | — | $599 |
Camera comparison
Nubia Z40S Pro
- Main: 64MP f/1.6
- Ultrawide: 50MP
- Telephoto: 8MP
- Front: 16MP
Vivo iQOO 15
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Display comparison
Nubia Z40S Pro
- 6.7" AMOLED
- Resolution: 1080x2400
- Refresh rate: 144 Hz
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Battery and charging
Nubia Z40S Pro
- 5000 mAh
- Wired: 80W
- Wireless: 15W
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 Z40S Pro and Vivo iQOO 15, covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads Nubia Z40S Pro by 62.2% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Nubia Z40S Pro
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 notably outperforms the Nubia Z40S Pro (94/100 vs 71/100).
display
In the "display" category, the Vivo iQOO 15 is a bit better (99/100 vs 89/100).
camera
In the "camera" category, the Vivo iQOO 15 notably outperforms the Nubia Z40S Pro (78/100 vs 63/100).
battery
In the "battery" category, the Vivo iQOO 15 notably outperforms the Nubia Z40S Pro (85/100 vs 64/100).
portability
In the "portability" category, the Nubia Z40S Pro is a bit better (54/100 vs 48/100).
Frequently asked questions
Which is better: the Nubia Z40S Pro or the Vivo iQOO 15?
The Vivo iQOO 15 is noticeably better than the Nubia Z40S Pro — the overall rating gap is 17 points.
What is the rating of the Nubia Z40S Pro and the Vivo iQOO 15?
The Nubia Z40S Pro has a MobileRank rating of 69/100, the Vivo iQOO 15 — 86/100.
Which has the better camera: the Nubia Z40S Pro or the Vivo iQOO 15?
The Vivo iQOO 15 leads on camera score (78/100 vs 63/100).
Which is more powerful: the Nubia Z40S Pro or the Vivo iQOO 15?
The Vivo iQOO 15 leads on performance (94/100 vs 71/100).
Should you choose the Nubia Z40S Pro over the Vivo iQOO 15?
The Nubia Z40S Pro is a better fit for active users. The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.