Vivo iQOO 15T vs Vivo Y18i
The Vivo iQOO 15T (2026) runs on the MediaTek Dimensity 9500, while the Vivo Y18i (2024) runs on the Unisoc T612. By overall MobileRank rating, the Vivo iQOO 15T leads — 82/100 vs 30/100 (a 52-point difference). Key differences: the Vivo iQOO 15T has the bigger battery (8000 mAh vs 5000); the Vivo iQOO 15T has NFC for contactless payments, the Vivo Y18i doesn't; the Vivo Y18i is noticeably lighter (185g vs 216g).
Vivo iQOO 15T
Vivo Y18i
- Better Geekbench Single: 3228 vs 360
- Better Geekbench Multi: 9553 vs 1250
- Bigger battery: 8000 vs 5000 mAh
- Faster charging: 100W vs 15W
- Higher refresh rate: 144Hz vs 90Hz
- Higher performance (95/100 vs 16/100)
- Longer battery life (75/100 vs 43/100)
- Better display (99/100 vs 44/100)
- Lighter: 185g vs 216g
- Better portability (63/100 vs 44/100)
Comparing the Vivo iQOO 15T vs the Vivo Y18i, the Vivo iQOO 15T scores 52 points higher (82/100 vs 30/100). In the "performance" category, the Vivo iQOO 15T leads (95/100 vs 16/100). In the "battery" category, the Vivo iQOO 15T leads (75/100 vs 43/100). In the "performance" category, the Vivo iQOO 15T significantly outperforms the Vivo Y18i (95/100 vs 16/100). In the "display" category, the Vivo iQOO 15T significantly outperforms the Vivo Y18i (99/100 vs 44/100). In the "battery" category, the Vivo iQOO 15T significantly outperforms the Vivo Y18i (75/100 vs 43/100). In the "portability" category, the Vivo Y18i notably outperforms the Vivo iQOO 15T (63/100 vs 44/100).
| Specification | Vivo iQOO 15T | Vivo Y18i | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9500 | Unisoc T612 | |
| AnTuTu | 3815522 | — | |
| Geekbench Single | 3228 | 360 | |
| Geekbench Multi | 9553 | 1250 | |
| Display | 6.8" LTPO AMOLED | 6.6" IPS LCD | |
| Resolution | 1440x3168 | 720x1612 | |
| Refresh rate | 144 Hz | 90 Hz | |
| Battery | 8000 mAh | 5000 mAh | |
| Charging | 100W | 15W | |
| Main camera | 200 MP | — | |
| Ultrawide | 50 MP | 0 MP | |
| Front camera | 16 MP | 5 MP | |
| RAM | 12GB / 16GB | 4GB | |
| Storage | 256GB / 512GB / 1TB | 64GB | |
| OS | Android 16 | Android 14, Funtouch 14 | |
| Brightness (peak) | — | 528 nits | |
| NFC | yes | no | |
| Protection | IP68 | IP54 | |
| Dimensions | — | 163.6×75.6×8.4 mm | |
| Weight | 216 g | 185 g | |
| Launch price | $499 | — |
Vivo iQOO 15T
- Main: 200MP f/f/1.8
- Ultrawide: 50MP
- Front: 16MP
Vivo Y18i
- Main: —
- Front: 5MP
Vivo iQOO 15T
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Vivo Y18i
- 6.6" IPS LCD
- Resolution: 720x1612
- Refresh rate: 90 Hz
Vivo iQOO 15T
- 8000 mAh
- Wired: 100W
- No wireless charging
Vivo Y18i
- 5000 mAh
- Wired: 15W
- No wireless charging
Vivo Y18i
Price unknownperformance
In the "performance" category, the Vivo iQOO 15T significantly outperforms the Vivo Y18i (95/100 vs 16/100).
display
In the "display" category, the Vivo iQOO 15T significantly outperforms the Vivo Y18i (99/100 vs 44/100).
battery
In the "battery" category, the Vivo iQOO 15T significantly outperforms the Vivo Y18i (75/100 vs 43/100).
portability
In the "portability" category, the Vivo Y18i notably outperforms the Vivo iQOO 15T (63/100 vs 44/100).
Which is better: the Vivo iQOO 15T or the Vivo Y18i?
The Vivo iQOO 15T significantly outperforms the Vivo Y18i by 52 points (82/100 vs 30/100).
What is the rating of the Vivo iQOO 15T and the Vivo Y18i?
The Vivo iQOO 15T has a MobileRank rating of 82/100, the Vivo Y18i — 30/100.
Which is more powerful: the Vivo iQOO 15T or the Vivo Y18i?
The Vivo iQOO 15T leads on performance (95/100 vs 16/100).
Should you choose the Vivo iQOO 15T over the Vivo Y18i?
The Vivo iQOO 15T is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Vivo Y18i is a better fit for everyday use.