Honor 400 Smart vs Vivo iQOO 15 Ultra
The Honor 400 Smart (2025) runs on the Qualcomm Snapdragon 6s Gen 3, while the Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 84/100 vs 31/100 (a 53-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 6500); the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 622,608); the Honor 400 Smart is noticeably lighter (189g vs 227g).
Honor 400 Smart
Vivo iQOO 15 Ultra
- Lighter: 189g vs 227g
- Better design/ergonomics (63/100 vs 16/100)
- Higher AnTuTu: 4602290 vs 622608
- Better Geekbench Single: 3640 vs 938
- Better Geekbench Multi: 11033 vs 2183
- Bigger battery: 7400 vs 6500 mAh
- Faster charging: 120W vs 35W
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (97/100 vs 0/100)
- Better camera (74/100 vs 24/100)
- Longer battery life (86/100 vs 51/100)
Comparing the Honor 400 Smart vs the Vivo iQOO 15 Ultra, the Vivo iQOO 15 Ultra scores 53 points higher (84/100 vs 31/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (97/100 vs 0/100). In the "camera" category, the Vivo iQOO 15 Ultra leads (74/100 vs 24/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (86/100 vs 51/100). In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Honor 400 Smart (97/100 vs 0/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Honor 400 Smart (74/100 vs 24/100). In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Honor 400 Smart (86/100 vs 51/100). In the "design" category, the Honor 400 Smart significantly outperforms the Vivo iQOO 15 Ultra (63/100 vs 16/100). In the "value for money" category, both devices are on the same level — 55/100.
| Specification | Honor 400 Smart | Vivo iQOO 15 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 6s Gen 3 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 622608 | 4602290 | |
| Geekbench Single | 938 | 3640 | |
| Geekbench Multi | 2183 | 11033 | |
| Display | 6.8" TFT LCD | 6.8" LTPO AMOLED | |
| Resolution | 720x1610 | 1440x3168 | |
| Refresh rate | 120 Hz | 144 Hz | |
| Battery | 6500 mAh | 7400 mAh | |
| Charging | 35W | 120W | |
| Wireless charging | 0W | 50W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 5 MP | 32 MP | |
| RAM | 4GB / 8GB | 12GB / 16GB / 24GB | |
| Storage | 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Android 15, Magic OS 9 | Android 16 | |
| Brightness (peak) | 700 nits | 8000 nits | |
| NFC | yes | yes | |
| Protection | IP64 | IP68 | |
| Dimensions | 166.9×76.8×8.4 mm | 163.7×76.8×8.7 mm | |
| Weight | 189 g | 227 g | |
| Price | — | $799 |
Honor 400 Smart
- Main: 50MP f/f/1.8
- Front: 5MP
Vivo iQOO 15 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Honor 400 Smart
- 6.8" TFT LCD
- Resolution: 720x1610
- Refresh rate: 120 Hz
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Honor 400 Smart
- 6500 mAh
- Wired: 35W
- No wireless charging
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
We compared Honor 400 Smart and Vivo iQOO 15 Ultra, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads Honor 400 Smart by 86.5% in our overall performance rating.
Honor 400 Smart
Price unknownperformance
In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Honor 400 Smart (97/100 vs 0/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Honor 400 Smart (74/100 vs 24/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Honor 400 Smart (86/100 vs 51/100).
design
In the "design" category, the Honor 400 Smart significantly outperforms the Vivo iQOO 15 Ultra (63/100 vs 16/100).
value for money
In the "value for money" category, both devices are on the same level — 55/100.
Which is better: the Honor 400 Smart or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra significantly outperforms the Honor 400 Smart by 53 points (84/100 vs 31/100).
What is the rating of the Honor 400 Smart and the Vivo iQOO 15 Ultra?
The Honor 400 Smart has a MobileRank rating of 31/100, the Vivo iQOO 15 Ultra — 84/100.
Which has the better camera: the Honor 400 Smart or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on camera score (74/100 vs 24/100).
Which is more powerful: the Honor 400 Smart or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on performance (97/100 vs 0/100).
Should you choose the Honor 400 Smart over the Vivo iQOO 15 Ultra?
The Honor 400 Smart is a better fit for everyday use. The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life.