Honor X8b vs Vivo iQOO 15
The Honor X8b (2024) runs on the Qualcomm Snapdragon 680, while the Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $250 and $599. By overall MobileRank rating, the Vivo iQOO 15 leads — 86/100 vs 45/100 (a 41-point difference). Key differences: the Vivo iQOO 15 has the bigger battery (7000 mAh vs 4500); the main camera is 108 MP vs 50 MP; the Vivo iQOO 15 is faster in AnTuTu (3,740,528 vs 421,228); the Vivo iQOO 15 has NFC for contactless payments, the Honor X8b doesn't; the Honor X8b is noticeably lighter (166g vs 215g).
Honor X8b
Vivo iQOO 15
- Better main camera: 108MP vs 50MP
- Lighter: 166g vs 215g
- Cheaper at launch: $250 vs $599
- Better portability (92/100 vs 48/100)
- Higher AnTuTu: 3740528 vs 421228
- Better Geekbench Single: 3041 vs 412
- Better Geekbench Multi: 9494 vs 1410
- Bigger battery: 7000 vs 4500 mAh
- Faster charging: 100W vs 35W
- Higher refresh rate: 144Hz vs 90Hz
- Higher performance (94/100 vs 31/100)
- Better camera (78/100 vs 51/100)
- Longer battery life (85/100 vs 36/100)
- Better display (99/100 vs 68/100)
Comparing the Honor X8b vs the Vivo iQOO 15, the Vivo iQOO 15 scores 41 points higher (86/100 vs 45/100). In the "performance" category, the Vivo iQOO 15 leads (94/100 vs 31/100). In the "camera" category, the Vivo iQOO 15 leads (78/100 vs 51/100). In the "battery" category, the Vivo iQOO 15 leads (85/100 vs 36/100). Value score: Honor X8b — 42/100, Vivo iQOO 15 — 84/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Vivo iQOO 15 significantly outperforms the Honor X8b (94/100 vs 31/100). In the "display" category, the Vivo iQOO 15 significantly outperforms the Honor X8b (99/100 vs 68/100). In the "camera" category, the Vivo iQOO 15 notably outperforms the Honor X8b (78/100 vs 51/100). In the "battery" category, the Vivo iQOO 15 significantly outperforms the Honor X8b (85/100 vs 36/100). In the "portability" category, the Honor X8b significantly outperforms the Vivo iQOO 15 (92/100 vs 48/100).
| Specification | Honor X8b | Vivo iQOO 15 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 680 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 421228 | 3740528 | |
| Geekbench Single | 412 | 3041 | |
| Geekbench Multi | 1410 | 9494 | |
| Display | 6.7" AMOLED | 6.8" LTPO AMOLED | |
| Resolution | 1080x2412 | 1440x3168 | |
| Refresh rate | 90 Hz | 144 Hz | |
| Battery | 4500 mAh | 7000 mAh | |
| Charging | 35W | 100W | |
| Wireless charging | 0W | 40W | |
| Main camera | 108 MP | 50 MP | |
| Ultrawide | 5 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 50 MP | 32 MP | |
| RAM | 8GB | 12GB / 16GB | |
| Storage | 256GB | 256GB / 512GB / 1TB | |
| OS | Android 13, MagicOS 7.2 | Android 16 | |
| Brightness (peak) | 2000 nits | 6000 nits | |
| NFC | no | yes | |
| Protection | — | IP68 | |
| Dimensions | 161.1×74.6×6.8 mm | 163.7×76.8×8.1 mm | |
| Weight | 166 g | 215 g | |
| Launch price | $250 | $599 |
Honor X8b
- Main: 108MP
- Ultrawide: 5MP
- Front: 50MP
Vivo iQOO 15
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Honor X8b
- 6.7" AMOLED
- Resolution: 1080x2412
- Refresh rate: 90 Hz
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Honor X8b
- 4500 mAh
- Wired: 35W
- No wireless charging
Vivo iQOO 15
- 7000 mAh
- NanoReview test: web browsing 18:52 hrs, total 39:26 hrs
- Wired: 100W
- Wireless: 40W
We compared Honor X8b and Vivo iQOO 15, covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads Honor X8b by 88.7% in our overall performance rating.
Launch price difference: $349. Honor X8b was $349 cheaper at launch.
performance
In the "performance" category, the Vivo iQOO 15 significantly outperforms the Honor X8b (94/100 vs 31/100).
display
In the "display" category, the Vivo iQOO 15 significantly outperforms the Honor X8b (99/100 vs 68/100).
camera
In the "camera" category, the Vivo iQOO 15 notably outperforms the Honor X8b (78/100 vs 51/100).
battery
In the "battery" category, the Vivo iQOO 15 significantly outperforms the Honor X8b (85/100 vs 36/100).
portability
In the "portability" category, the Honor X8b significantly outperforms the Vivo iQOO 15 (92/100 vs 48/100).
Which is better: the Honor X8b or the Vivo iQOO 15?
The Vivo iQOO 15 significantly outperforms the Honor X8b by 41 points (86/100 vs 45/100).
What is the rating of the Honor X8b and the Vivo iQOO 15?
The Honor X8b has a MobileRank rating of 45/100, the Vivo iQOO 15 — 86/100.
Which has the better camera: the Honor X8b or the Vivo iQOO 15?
The Vivo iQOO 15 leads on camera score (78/100 vs 51/100).
Which is more powerful: the Honor X8b or the Vivo iQOO 15?
The Vivo iQOO 15 leads on performance (94/100 vs 31/100).
Should you choose the Honor X8b over the Vivo iQOO 15?
The Honor X8b is a better fit for everyday use. The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.