OPPO K15 Pro+ vs ZTE Axon 31 Ultra 5G
The OPPO K15 Pro+ (2026) runs on the MediaTek Dimensity 9500s, while the ZTE Axon 31 Ultra 5G (2021) runs on the Qualcomm Snapdragon 888. By overall MobileRank rating, the OPPO K15 Pro+ leads — 71/100 vs 65/100 (a 6-point difference). Key differences: the OPPO K15 Pro+ has the bigger battery (8000 mAh vs 4600); the main camera is 50 MP vs 64 MP; the OPPO K15 Pro+ is faster in AnTuTu (3,121,723 vs 1,119,714); the ZTE Axon 31 Ultra 5G is noticeably lighter (188g vs 219g).
OPPO K15 Pro+
ZTE Axon 31 Ultra 5G
- Higher AnTuTu: 3121723 vs 1119714
- Better Geekbench Single: 2680 vs 1488
- Better Geekbench Multi: 8358 vs 3373
- Bigger battery: 8000 vs 4600 mAh
- Higher refresh rate: 165Hz vs 144Hz
- Higher performance (89/100 vs 63/100)
- Longer battery life (75/100 vs 41/100)
- Better display (94/100 vs 89/100)
- Better main camera: 64MP vs 50MP
- Lighter: 188g vs 219g
- Better camera (71/100 vs 35/100)
- Better portability (67/100 vs 44/100)
Comparing the OPPO K15 Pro+ vs the ZTE Axon 31 Ultra 5G, the OPPO K15 Pro+ scores 6 points higher (71/100 vs 65/100). In the "performance" category, the OPPO K15 Pro+ leads (89/100 vs 63/100). In the "camera" category, the ZTE Axon 31 Ultra 5G leads (71/100 vs 35/100). In the "battery" category, the OPPO K15 Pro+ leads (75/100 vs 41/100). In the "performance" category, the OPPO K15 Pro+ notably outperforms the ZTE Axon 31 Ultra 5G (89/100 vs 63/100). In the "display" category, the OPPO K15 Pro+ is a bit better (94/100 vs 89/100). In the "camera" category, the ZTE Axon 31 Ultra 5G significantly outperforms the OPPO K15 Pro+ (71/100 vs 35/100). In the "battery" category, the OPPO K15 Pro+ significantly outperforms the ZTE Axon 31 Ultra 5G (75/100 vs 41/100). In the "portability" category, the ZTE Axon 31 Ultra 5G notably outperforms the OPPO K15 Pro+ (67/100 vs 44/100).
| Specification | OPPO K15 Pro+ | ZTE Axon 31 Ultra 5G | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9500s | Qualcomm Snapdragon 888 | |
| AnTuTu | 3121723 | 1119714 | |
| Geekbench Single | 2680 | 1488 | |
| Geekbench Multi | 8358 | 3373 | |
| Display | 6.8" AMOLED | 6.7" Super Amoled | |
| Resolution | 2772x1272 | 1080x2400 | |
| Refresh rate | 165 Hz | 144 Hz | |
| Battery | 8000 mAh | 4600 mAh | |
| Charging | 100W | — | |
| Main camera | 50 MP | 64 MP | |
| Ultrawide | 8 MP | 64 MP | |
| Telephoto | 0 MP | 8 MP | |
| Front camera | 16 MP | 44 MP | |
| RAM | 12GB | — | |
| Storage | 256GB / 512GB | 512GB | |
| OS | Android 16 | Android 11 Red Velvet Cake | |
| Brightness (peak) | 1800 nits | — | |
| NFC | yes | yes | |
| Protection | IP68 | — | |
| Dimensions | 162.4×77.5×8.3 mm | 161.5×73.0×8.0 mm | |
| Weight | 219 g | 188 g | |
| Price | $509 | — |
OPPO K15 Pro+
- Main: 50MP f/f/1.8
- Ultrawide: 8MP
- Front: 16MP
ZTE Axon 31 Ultra 5G
- Main: 64MP
- Ultrawide: 64MP
- Telephoto: 8MP
- Front: 44MP
OPPO K15 Pro+
- 6.8" AMOLED
- Resolution: 2772x1272
- Refresh rate: 165 Hz
ZTE Axon 31 Ultra 5G
- 6.7" Super Amoled
- Resolution: 1080x2400
- Refresh rate: 144 Hz
OPPO K15 Pro+
- 8000 mAh
- Wired: 100W
- No wireless charging
ZTE Axon 31 Ultra 5G
- 4600 mAh
- No wireless charging
We compared OPPO K15 Pro+ and ZTE Axon 31 Ultra 5G, covering their specs and all relevant benchmarks.
OPPO K15 Pro+ leads ZTE Axon 31 Ultra 5G by 178.8% in our overall performance rating.
ZTE Axon 31 Ultra 5G
Price unknownperformance
In the "performance" category, the OPPO K15 Pro+ notably outperforms the ZTE Axon 31 Ultra 5G (89/100 vs 63/100).
display
In the "display" category, the OPPO K15 Pro+ is a bit better (94/100 vs 89/100).
camera
In the "camera" category, the ZTE Axon 31 Ultra 5G significantly outperforms the OPPO K15 Pro+ (71/100 vs 35/100).
battery
In the "battery" category, the OPPO K15 Pro+ significantly outperforms the ZTE Axon 31 Ultra 5G (75/100 vs 41/100).
portability
In the "portability" category, the ZTE Axon 31 Ultra 5G notably outperforms the OPPO K15 Pro+ (67/100 vs 44/100).
Which is better: the OPPO K15 Pro+ or the ZTE Axon 31 Ultra 5G?
The OPPO K15 Pro+ edges out the ZTE Axon 31 Ultra 5G by just 6 points — the two devices are very close in overall level.
What is the rating of the OPPO K15 Pro+ and the ZTE Axon 31 Ultra 5G?
The OPPO K15 Pro+ has a MobileRank rating of 71/100, the ZTE Axon 31 Ultra 5G — 65/100.
Which has the better camera: the OPPO K15 Pro+ or the ZTE Axon 31 Ultra 5G?
The ZTE Axon 31 Ultra 5G leads on camera score (71/100 vs 35/100).
Which is more powerful: the OPPO K15 Pro+ or the ZTE Axon 31 Ultra 5G?
The OPPO K15 Pro+ leads on performance (89/100 vs 63/100).
Should you choose the OPPO K15 Pro+ over the ZTE Axon 31 Ultra 5G?
The OPPO K15 Pro+ is a better fit for gamers and power users, those who care about battery life. The ZTE Axon 31 Ultra 5G is a better fit for active users.