Vivo iQOO 15 Ultra vs Vivo iQOO Z11i
The Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Vivo iQOO Z11i (2026) runs on the Qualcomm Snapdragon 4 Gen 2; launch prices were $799 and $175. 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 6500); the main camera is 50 MP vs 13 MP; the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 568,395); the Vivo iQOO 15 Ultra has NFC for contactless payments, the Vivo iQOO Z11i doesn't; the Vivo iQOO Z11i is noticeably lighter (209g vs 227g).
Profile comparison
Category scores
Vivo iQOO 15 Ultra
Vivo iQOO Z11i
What makes Vivo iQOO 15 Ultra better?
- Higher AnTuTu: 4602290 vs 568395
- Better Geekbench Single: 3639 vs 915
- Better Geekbench Multi: 11047 vs 2115
- Bigger battery: 7400 vs 6500 mAh
- Faster charging: 120W vs 15W
- Better main camera: 50MP vs 13MP
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (99/100 vs 46/100)
- Better camera (78/100 vs 10/100)
- Longer battery life (92/100 vs 53/100)
- Better display (99/100 vs 55/100)
What makes Vivo iQOO Z11i better?
- Lighter: 209g vs 227g
- Cheaper at launch: $175 vs $799
- Better portability (49/100 vs 35/100)
Comparison verdict
Comparing the Vivo iQOO 15 Ultra vs the Vivo iQOO Z11i, 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 46/100). In the "camera" category, the Vivo iQOO 15 Ultra leads (78/100 vs 10/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (92/100 vs 53/100). Value score: Vivo iQOO 15 Ultra — 92/100, Vivo iQOO Z11i — 46/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO Z11i (99/100 vs 46/100). In the "display" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO Z11i (99/100 vs 55/100). In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO Z11i (78/100 vs 10/100). In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO Z11i (92/100 vs 53/100). In the "portability" category, the Vivo iQOO Z11i is a bit better (49/100 vs 35/100).
Specs comparison
| Specification | Vivo iQOO 15 Ultra | Vivo iQOO Z11i | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 4 Gen 2 | |
| AnTuTu | 4602290 | 568395 | |
| Geekbench Single | 3639 | 915 | |
| Geekbench Multi | 11047 | 2115 | |
| Display | 6.8" LTPO AMOLED | 6.7" IPS LCD | |
| Resolution | 1440x3168 | 720x1600 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 7400 mAh | 6500 mAh | |
| Charging | 120W | 15W | |
| Wireless charging | 50W | 0W | |
| Main camera | 50 MP | 13 MP | |
| Ultrawide | 50 MP | 0 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 32 MP | 5 MP | |
| RAM | 12GB / 16GB / 24GB | 6GB / 8GB | |
| Storage | 256GB / 512GB / 1TB | 128GB / 256GB | |
| OS | Android 16 | Android 16 | |
| Brightness (peak) | 8000 nits | 1200 nits | |
| NFC | yes | no | |
| Protection | IP68 | IP65 | |
| Dimensions | 163.7×76.8×8.7 mm | 167.4×77.1×8.4 mm | |
| Weight | 227 g | 209 g | |
| Launch price | $799 | $175 |
Camera comparison
Vivo iQOO 15 Ultra
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Vivo iQOO Z11i
- Main: 13MP f/2.2
- Front: 5MP
Display comparison
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Vivo iQOO Z11i
- 6.7" IPS LCD
- Resolution: 720x1600
- Refresh rate: 120 Hz
Battery and charging
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
Vivo iQOO Z11i
- 6500 mAh
- Wired: 15W
- No wireless charging
Overall performance score
We compared Vivo iQOO 15 Ultra and Vivo iQOO Z11i, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads Vivo iQOO Z11i by 709.7% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $624. Vivo iQOO Z11i was $624 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO Z11i (99/100 vs 46/100).
display
In the "display" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO Z11i (99/100 vs 55/100).
camera
In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO Z11i (78/100 vs 10/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO Z11i (92/100 vs 53/100).
portability
In the "portability" category, the Vivo iQOO Z11i is a bit better (49/100 vs 35/100).
Frequently asked questions
Which is better: the Vivo iQOO 15 Ultra or the Vivo iQOO Z11i?
The Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO Z11i by 50 points (89/100 vs 39/100).
What is the rating of the Vivo iQOO 15 Ultra and the Vivo iQOO Z11i?
The Vivo iQOO 15 Ultra has a MobileRank rating of 89/100, the Vivo iQOO Z11i — 39/100.
Which has the better camera: the Vivo iQOO 15 Ultra or the Vivo iQOO Z11i?
The Vivo iQOO 15 Ultra leads on camera score (78/100 vs 10/100).
Which is more powerful: the Vivo iQOO 15 Ultra or the Vivo iQOO Z11i?
The Vivo iQOO 15 Ultra leads on performance (99/100 vs 46/100).
Should you choose the Vivo iQOO 15 Ultra over the Vivo iQOO Z11i?
The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.