OPPO Reno 15 vs ZTE Axon 31 Ultra 5G
The OPPO Reno 15 (2026) runs on the Qualcomm Snapdragon 7 Gen 4, while the ZTE Axon 31 Ultra 5G (2021) runs on the Qualcomm Snapdragon 888. By overall MobileRank rating, the ZTE Axon 31 Ultra 5G leads — 65/100 vs 63/100 (a 2-point difference). Key differences: the OPPO Reno 15 has the bigger battery (6500 mAh vs 4600); the main camera is 50 MP vs 64 MP; the OPPO Reno 15 is faster in AnTuTu (1,394,716 vs 1,135,878).
Profile comparison
Category scores
OPPO Reno 15
ZTE Axon 31 Ultra 5G
What makes OPPO Reno 15 better?
- Higher AnTuTu: 1394716 vs 1135878
- Better Geekbench Multi: 4106 vs 3537
- Bigger battery: 6500 vs 4600 mAh
- Lighter: 186g vs 188g
- Higher performance (66/100 vs 64/100)
- Longer battery life (78/100 vs 41/100)
- Better portability (73/100 vs 67/100)
What makes ZTE Axon 31 Ultra 5G better?
- Better Geekbench Single: 1500 vs 1270
- Better main camera: 64MP vs 50MP
- Higher refresh rate: 144Hz vs 120Hz
- Better camera (71/100 vs 40/100)
- Better display (89/100 vs 80/100)
Comparison verdict
Comparing the OPPO Reno 15 vs the ZTE Axon 31 Ultra 5G, the ZTE Axon 31 Ultra 5G scores 2 points higher (65/100 vs 63/100). In the "camera" category, the ZTE Axon 31 Ultra 5G leads (71/100 vs 40/100). In the "battery" category, the OPPO Reno 15 leads (78/100 vs 41/100). In the "performance" category, the OPPO Reno 15 and the ZTE Axon 31 Ultra 5G are nearly equal (66/100 vs 64/100). In the "display" category, the ZTE Axon 31 Ultra 5G is a bit better (89/100 vs 80/100). In the "camera" category, the ZTE Axon 31 Ultra 5G significantly outperforms the OPPO Reno 15 (71/100 vs 40/100). In the "battery" category, the OPPO Reno 15 significantly outperforms the ZTE Axon 31 Ultra 5G (78/100 vs 41/100). In the "portability" category, the OPPO Reno 15 is a bit better (73/100 vs 67/100).
Specs comparison
| Specification | OPPO Reno 15 | ZTE Axon 31 Ultra 5G | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 7 Gen 4 | Qualcomm Snapdragon 888 | |
| AnTuTu | 1394716 | 1135878 | |
| Geekbench Single | 1270 | 1500 | |
| Geekbench Multi | 4106 | 3537 | |
| Display | 6.7" AMOLED | 6.7" Super Amoled | |
| Resolution | 2412x1080 | 1080x2400 | |
| Refresh rate | 120 Hz | 144 Hz | |
| Battery | 6500 mAh | 4600 mAh | |
| Charging | 80W | — | |
| Main camera | 50 MP | 64 MP | |
| Ultrawide | 8 MP | 64 MP | |
| Telephoto | 0 MP | 8 MP | |
| Front camera | 32 MP | 44 MP | |
| RAM | 8GB / 12GB | — | |
| Storage | 128GB / 256GB | 512GB | |
| OS | Android 15 | Android 11 Red Velvet Cake | |
| NFC | — | yes | |
| Dimensions | — | 161.5×73.0×8.0 mm | |
| Weight | 186 g | 188 g | |
| Launch price | $350 | — |
Camera comparison
OPPO Reno 15
- Main: 50MP f/1.8
- Ultrawide: 8MP
- Front: 32MP
ZTE Axon 31 Ultra 5G
- Main: 64MP
- Ultrawide: 64MP
- Telephoto: 8MP
- Front: 44MP
Display comparison
OPPO Reno 15
- 6.7" AMOLED
- Resolution: 2412x1080
- Refresh rate: 120 Hz
ZTE Axon 31 Ultra 5G
- 6.7" Super Amoled
- Resolution: 1080x2400
- Refresh rate: 144 Hz
Battery and charging
OPPO Reno 15
- 6500 mAh
- Wired: 80W
- Wireless charging: no data
ZTE Axon 31 Ultra 5G
- 4600 mAh
- No wireless charging
Overall performance score
We compared OPPO Reno 15 and ZTE Axon 31 Ultra 5G, covering their specs and all relevant benchmarks.
OPPO Reno 15 leads ZTE Axon 31 Ultra 5G by 22.8% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
ZTE Axon 31 Ultra 5G
Price unknownDetailed category analysis
performance
In the "performance" category, the OPPO Reno 15 and the ZTE Axon 31 Ultra 5G are nearly equal (66/100 vs 64/100).
display
In the "display" category, the ZTE Axon 31 Ultra 5G is a bit better (89/100 vs 80/100).
camera
In the "camera" category, the ZTE Axon 31 Ultra 5G significantly outperforms the OPPO Reno 15 (71/100 vs 40/100).
battery
In the "battery" category, the OPPO Reno 15 significantly outperforms the ZTE Axon 31 Ultra 5G (78/100 vs 41/100).
portability
In the "portability" category, the OPPO Reno 15 is a bit better (73/100 vs 67/100).
Frequently asked questions
Which is better: the OPPO Reno 15 or the ZTE Axon 31 Ultra 5G?
The ZTE Axon 31 Ultra 5G edges out the OPPO Reno 15 by just 2 points — the two devices are very close in overall level.
What is the rating of the OPPO Reno 15 and the ZTE Axon 31 Ultra 5G?
The OPPO Reno 15 has a MobileRank rating of 63/100, the ZTE Axon 31 Ultra 5G — 65/100.
Which has the better camera: the OPPO Reno 15 or the ZTE Axon 31 Ultra 5G?
The ZTE Axon 31 Ultra 5G leads on camera score (71/100 vs 40/100).
Should you choose the OPPO Reno 15 over the ZTE Axon 31 Ultra 5G?
The OPPO Reno 15 is a better fit for active users, those who care about battery life. The ZTE Axon 31 Ultra 5G is a better fit for active users.