Vivo iQOO 15 Ultra vs Vivo Y100i
The Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Vivo Y100i (2023) runs on the MediaTek Dimensity 6020. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 89/100 vs 44/100 (a 45-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 5000); the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 530,583); the Vivo iQOO 15 Ultra has NFC for contactless payments, the Vivo Y100i doesn't; the Vivo Y100i is noticeably lighter (190g vs 227g).
Profile comparison
Category scores
Vivo iQOO 15 Ultra
Vivo Y100i
What makes Vivo iQOO 15 Ultra better?
- Higher AnTuTu: 4602290 vs 530583
- Better Geekbench Single: 3639 vs 724
- Better Geekbench Multi: 11047 vs 2032
- Bigger battery: 7400 vs 5000 mAh
- Faster charging: 120W vs 44W
- Higher performance (99/100 vs 42/100)
- Better camera (78/100 vs 30/100)
- Longer battery life (92/100 vs 48/100)
- Better display (99/100 vs 67/100)
What makes Vivo Y100i better?
- Lighter: 190g vs 227g
- Better portability (65/100 vs 35/100)
Comparison verdict
Comparing the Vivo iQOO 15 Ultra vs the Vivo Y100i, the Vivo iQOO 15 Ultra scores 45 points higher (89/100 vs 44/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (99/100 vs 42/100). 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 48/100). In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo Y100i (99/100 vs 42/100). In the "display" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo Y100i (99/100 vs 67/100). In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo Y100i (78/100 vs 30/100). In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo Y100i (92/100 vs 48/100). In the "portability" category, the Vivo Y100i significantly outperforms the Vivo iQOO 15 Ultra (65/100 vs 35/100).
Specs comparison
| Specification | Vivo iQOO 15 Ultra | Vivo Y100i | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | MediaTek Dimensity 6020 | |
| AnTuTu | 4602290 | 530583 | |
| Geekbench Single | 3639 | 724 | |
| Geekbench Multi | 11047 | 2032 | |
| Display | 6.8" LTPO AMOLED | 6.6" | |
| Resolution | 1440x3168 | 1080x2388 | |
| Refresh rate | 144 Hz | — | |
| Battery | 7400 mAh | 5000 mAh | |
| Charging | 120W | 44W | |
| Wireless charging | 50W | 0W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 50 MP | 0 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 32 MP | 8 MP | |
| RAM | 12GB / 16GB / 24GB | 8GB / 12GB | |
| Storage | 256GB / 512GB / 1TB | 128GB / 256GB / 512GB | |
| OS | Android 16 | Android 13, OriginOS 3 | |
| Brightness (peak) | 8000 nits | — | |
| NFC | yes | no | |
| Protection | IP68 | IP54 | |
| Dimensions | 163.7×76.8×8.7 mm | 164.1×76.2×8.0 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 Y100i
- Main: 50MP f/1.8
- Front: 8MP
Display comparison
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Vivo Y100i
- 6.6"
- Resolution: 1080x2388
- Refresh rate: —
Battery and charging
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
Vivo Y100i
- 5000 mAh
- Wired: 44W
- No wireless charging
Overall performance score
We compared Vivo iQOO 15 Ultra and Vivo Y100i, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads Vivo Y100i by 767.4% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Vivo Y100i
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo Y100i (99/100 vs 42/100).
display
In the "display" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo Y100i (99/100 vs 67/100).
camera
In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo Y100i (78/100 vs 30/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo Y100i (92/100 vs 48/100).
portability
In the "portability" category, the Vivo Y100i significantly outperforms the Vivo iQOO 15 Ultra (65/100 vs 35/100).
Frequently asked questions
Which is better: the Vivo iQOO 15 Ultra or the Vivo Y100i?
The Vivo iQOO 15 Ultra significantly outperforms the Vivo Y100i by 45 points (89/100 vs 44/100).
What is the rating of the Vivo iQOO 15 Ultra and the Vivo Y100i?
The Vivo iQOO 15 Ultra has a MobileRank rating of 89/100, the Vivo Y100i — 44/100.
Which has the better camera: the Vivo iQOO 15 Ultra or the Vivo Y100i?
The Vivo iQOO 15 Ultra leads on camera score (78/100 vs 30/100).
Which is more powerful: the Vivo iQOO 15 Ultra or the Vivo Y100i?
The Vivo iQOO 15 Ultra leads on performance (99/100 vs 42/100).
Should you choose the Vivo iQOO 15 Ultra over the Vivo Y100i?
The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.