Vivo iQOO 15 vs ZTE Axon 31 Ultra 5G
The Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the ZTE Axon 31 Ultra 5G (2021) runs on the Qualcomm Snapdragon 888. By overall MobileRank rating, the Vivo iQOO 15 leads — 86/100 vs 65/100 (a 21-point difference). Key differences: the Vivo iQOO 15 has the bigger battery (7000 mAh vs 4600); the main camera is 50 MP vs 64 MP; the Vivo iQOO 15 is faster in AnTuTu (3,740,528 vs 1,119,714); the ZTE Axon 31 Ultra 5G is noticeably lighter (188g vs 215g).
Vivo iQOO 15
ZTE Axon 31 Ultra 5G
- Higher AnTuTu: 3740528 vs 1119714
- Better Geekbench Single: 3041 vs 1488
- Better Geekbench Multi: 9494 vs 3373
- Bigger battery: 7000 vs 4600 mAh
- Higher performance (94/100 vs 63/100)
- Better camera (78/100 vs 71/100)
- Longer battery life (85/100 vs 41/100)
- Better display (99/100 vs 89/100)
- Better main camera: 64MP vs 50MP
- Lighter: 188g vs 215g
- Better portability (67/100 vs 48/100)
Comparing the Vivo iQOO 15 vs the ZTE Axon 31 Ultra 5G, the Vivo iQOO 15 scores 21 points higher (86/100 vs 65/100). In the "performance" category, the Vivo iQOO 15 leads (94/100 vs 63/100). In the "battery" category, the Vivo iQOO 15 leads (85/100 vs 41/100). In the "performance" category, the Vivo iQOO 15 significantly outperforms the ZTE Axon 31 Ultra 5G (94/100 vs 63/100). 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 is a bit better (78/100 vs 71/100). In the "battery" category, the Vivo iQOO 15 significantly outperforms the ZTE Axon 31 Ultra 5G (85/100 vs 41/100). In the "portability" category, the ZTE Axon 31 Ultra 5G notably outperforms the Vivo iQOO 15 (67/100 vs 48/100).
| Specification | Vivo iQOO 15 | ZTE Axon 31 Ultra 5G | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 888 | |
| AnTuTu | 3740528 | 1119714 | |
| Geekbench Single | 3041 | 1488 | |
| Geekbench Multi | 9494 | 3373 | |
| Display | 6.8" LTPO AMOLED | 6.7" Super Amoled | |
| Resolution | 1440x3168 | 1080x2400 | |
| Refresh rate | 144 Hz | 144 Hz | |
| Battery | 7000 mAh | 4600 mAh | |
| Charging | 100W | — | |
| Wireless charging | 40W | 0W | |
| Main camera | 50 MP | 64 MP | |
| Ultrawide | 50 MP | 64 MP | |
| Telephoto | 50 MP | 8 MP | |
| Front camera | 32 MP | 44 MP | |
| RAM | 12GB / 16GB | — | |
| Storage | 256GB / 512GB / 1TB | 512GB | |
| OS | Android 16 | Android 11 Red Velvet Cake | |
| Brightness (peak) | 6000 nits | — | |
| NFC | yes | yes | |
| Protection | IP68 | — | |
| Dimensions | 163.7×76.8×8.1 mm | 161.5×73.0×8.0 mm | |
| Weight | 215 g | 188 g | |
| Price | $599 | — |
Vivo iQOO 15
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
ZTE Axon 31 Ultra 5G
- Main: 64MP
- Ultrawide: 64MP
- Telephoto: 8MP
- Front: 44MP
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
ZTE Axon 31 Ultra 5G
- 6.7" Super Amoled
- Resolution: 1080x2400
- Refresh rate: 144 Hz
Vivo iQOO 15
- 7000 mAh
- NanoReview test: web browsing 18:52 hrs, total 39:26 hrs
- Wired: 100W
- Wireless: 40W
ZTE Axon 31 Ultra 5G
- 4600 mAh
- No wireless charging
We compared Vivo iQOO 15 and ZTE Axon 31 Ultra 5G, covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads ZTE Axon 31 Ultra 5G by 234.1% in our overall performance rating.
ZTE Axon 31 Ultra 5G
Price unknownperformance
In the "performance" category, the Vivo iQOO 15 significantly outperforms the ZTE Axon 31 Ultra 5G (94/100 vs 63/100).
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 is a bit better (78/100 vs 71/100).
battery
In the "battery" category, the Vivo iQOO 15 significantly outperforms the ZTE Axon 31 Ultra 5G (85/100 vs 41/100).
portability
In the "portability" category, the ZTE Axon 31 Ultra 5G notably outperforms the Vivo iQOO 15 (67/100 vs 48/100).
Which is better: the Vivo iQOO 15 or the ZTE Axon 31 Ultra 5G?
The Vivo iQOO 15 significantly outperforms the ZTE Axon 31 Ultra 5G by 21 points (86/100 vs 65/100).
What is the rating of the Vivo iQOO 15 and the ZTE Axon 31 Ultra 5G?
The Vivo iQOO 15 has a MobileRank rating of 86/100, the ZTE Axon 31 Ultra 5G — 65/100.
Which has the better camera: the Vivo iQOO 15 or the ZTE Axon 31 Ultra 5G?
The Vivo iQOO 15 leads on camera score (78/100 vs 71/100).
Which is more powerful: the Vivo iQOO 15 or the ZTE Axon 31 Ultra 5G?
The Vivo iQOO 15 leads on performance (94/100 vs 63/100).
Should you choose the Vivo iQOO 15 over the ZTE Axon 31 Ultra 5G?
The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The ZTE Axon 31 Ultra 5G is a better fit for active users.