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 — 89/100 vs 46/100 (a 43-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 617,626); the Honor 400 Smart is noticeably lighter (189g vs 227g).
Profile comparison
Category scores
Honor 400 Smart
Vivo iQOO 15 Ultra
What makes Honor 400 Smart better?
- Lighter: 189g vs 227g
- Better portability (61/100 vs 35/100)
What makes Vivo iQOO 15 Ultra better?
- Higher AnTuTu: 4602290 vs 617626
- Better Geekbench Single: 3639 vs 938
- Better Geekbench Multi: 11047 vs 2183
- Bigger battery: 7400 vs 6500 mAh
- Faster charging: 120W vs 35W
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (99/100 vs 48/100)
- Better camera (78/100 vs 30/100)
- Longer battery life (92/100 vs 56/100)
- Better display (99/100 vs 55/100)
Comparison verdict
Comparing the Honor 400 Smart vs the Vivo iQOO 15 Ultra, the Vivo iQOO 15 Ultra scores 43 points higher (89/100 vs 46/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (99/100 vs 48/100). In the "camera" category, the Vivo iQOO 15 Ultra leads (78/100 vs 30/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (92/100 vs 56/100). In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Honor 400 Smart (99/100 vs 48/100). In the "display" category, the Vivo iQOO 15 Ultra significantly outperforms the Honor 400 Smart (99/100 vs 55/100). In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Honor 400 Smart (78/100 vs 30/100). In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Honor 400 Smart (92/100 vs 56/100). In the "portability" category, the Honor 400 Smart notably outperforms the Vivo iQOO 15 Ultra (61/100 vs 35/100).
Specs comparison
| Specification | Honor 400 Smart | Vivo iQOO 15 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 6s Gen 3 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 617626 | 4602290 | |
| Geekbench Single | 938 | 3639 | |
| Geekbench Multi | 2183 | 11047 | |
| 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 | |
| Launch price | — | $799 |
Camera comparison
Honor 400 Smart
- Main: 50MP f/1.8
- Front: 5MP
Vivo iQOO 15 Ultra
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Display comparison
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
Battery and charging
Honor 400 Smart
- 6500 mAh
- Wired: 35W
- No wireless charging
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
Overall performance score
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 86.6% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Honor 400 Smart
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Honor 400 Smart (99/100 vs 48/100).
display
In the "display" category, the Vivo iQOO 15 Ultra significantly outperforms the Honor 400 Smart (99/100 vs 55/100).
camera
In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Honor 400 Smart (78/100 vs 30/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Honor 400 Smart (92/100 vs 56/100).
portability
In the "portability" category, the Honor 400 Smart notably outperforms the Vivo iQOO 15 Ultra (61/100 vs 35/100).
Frequently asked questions
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 43 points (89/100 vs 46/100).
What is the rating of the Honor 400 Smart and the Vivo iQOO 15 Ultra?
The Honor 400 Smart has a MobileRank rating of 46/100, the Vivo iQOO 15 Ultra — 89/100.
Which has the better camera: the Honor 400 Smart or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on camera score (78/100 vs 30/100).
Which is more powerful: the Honor 400 Smart or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on performance (99/100 vs 48/100).
Should you choose the Honor 400 Smart over the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.