Vivo iQOO 15 Ultra vs Vivo iQOO U1
The Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Vivo iQOO U1 (2020) runs on the Qualcomm Snapdragon 720G. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 89/100 vs 39/100 (a 50-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 4500); the main camera is 50 MP vs 48 MP; the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 517,460); the Vivo iQOO 15 Ultra has NFC for contactless payments, the Vivo iQOO U1 doesn't; the Vivo iQOO U1 is noticeably lighter (190g vs 227g).
Profile comparison
Category scores
Vivo iQOO 15 Ultra
Vivo iQOO U1
What makes Vivo iQOO 15 Ultra better?
- Higher AnTuTu: 4602290 vs 517460
- Better Geekbench Single: 3639 vs 746
- Better Geekbench Multi: 11047 vs 1762
- Bigger battery: 7400 vs 4500 mAh
- Faster charging: 120W vs 18W
- Better main camera: 50MP vs 48MP
- Higher performance (99/100 vs 41/100)
- Better camera (78/100 vs 29/100)
- Longer battery life (92/100 vs 33/100)
- Better display (99/100 vs 57/100)
What makes Vivo iQOO U1 better?
- Lighter: 190g vs 227g
- Better portability (59/100 vs 35/100)
Comparison verdict
Comparing the Vivo iQOO 15 Ultra vs the Vivo iQOO U1, the Vivo iQOO 15 Ultra scores 50 points higher (89/100 vs 39/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (99/100 vs 41/100). In the "camera" category, the Vivo iQOO 15 Ultra leads (78/100 vs 29/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (92/100 vs 33/100). In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO U1 (99/100 vs 41/100). In the "display" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO U1 (99/100 vs 57/100). In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO U1 (78/100 vs 29/100). In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO U1 (92/100 vs 33/100). In the "portability" category, the Vivo iQOO U1 notably outperforms the Vivo iQOO 15 Ultra (59/100 vs 35/100).
Specs comparison
| Specification | Vivo iQOO 15 Ultra | Vivo iQOO U1 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 720G | |
| AnTuTu | 4602290 | 517460 | |
| Geekbench Single | 3639 | 746 | |
| Geekbench Multi | 11047 | 1762 | |
| Display | 6.8" LTPO AMOLED | 6.5" IPS LCD | |
| Resolution | 1440x3168 | 1080x2340 | |
| Refresh rate | 144 Hz | — | |
| Battery | 7400 mAh | 4500 mAh | |
| Charging | 120W | 18W | |
| Wireless charging | 50W | 0W | |
| Main camera | 50 MP | 48 MP | |
| Ultrawide | 50 MP | 0 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 32 MP | 8 MP | |
| RAM | 12GB / 16GB / 24GB | 6GB / 8GB | |
| Storage | 256GB / 512GB / 1TB | 64GB / 128GB | |
| OS | Android 16 | Android 10, iQOO UI 1.0 | |
| Brightness (peak) | 8000 nits | — | |
| NFC | yes | no | |
| Protection | IP68 | — | |
| Dimensions | 163.7×76.8×8.7 mm | 162.1×76.6×8.5 mm | |
| Weight | 227 g | 190 g | |
| Launch price | $799 | — |
Camera comparison
Vivo iQOO 15 Ultra
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Vivo iQOO U1
- Main: 48MP f/1.8
- Front: 8MP
Display comparison
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Vivo iQOO U1
- 6.5" IPS LCD
- Resolution: 1080x2340
- Refresh rate: —
Battery and charging
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
Vivo iQOO U1
- 4500 mAh
- Wired: 18W
- No wireless charging
Overall performance score
We compared Vivo iQOO 15 Ultra and Vivo iQOO U1, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads Vivo iQOO U1 by 789.4% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Vivo iQOO U1
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO U1 (99/100 vs 41/100).
display
In the "display" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO U1 (99/100 vs 57/100).
camera
In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO U1 (78/100 vs 29/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO U1 (92/100 vs 33/100).
portability
In the "portability" category, the Vivo iQOO U1 notably outperforms the Vivo iQOO 15 Ultra (59/100 vs 35/100).
Frequently asked questions
Which is better: the Vivo iQOO 15 Ultra or the Vivo iQOO U1?
The Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO U1 by 50 points (89/100 vs 39/100).
What is the rating of the Vivo iQOO 15 Ultra and the Vivo iQOO U1?
The Vivo iQOO 15 Ultra has a MobileRank rating of 89/100, the Vivo iQOO U1 — 39/100.
Which has the better camera: the Vivo iQOO 15 Ultra or the Vivo iQOO U1?
The Vivo iQOO 15 Ultra leads on camera score (78/100 vs 29/100).
Which is more powerful: the Vivo iQOO 15 Ultra or the Vivo iQOO U1?
The Vivo iQOO 15 Ultra leads on performance (99/100 vs 41/100).
Should you choose the Vivo iQOO 15 Ultra over the Vivo iQOO U1?
The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.