Vivo iQOO 15T vs Vivo Y78t
The Vivo iQOO 15T (2026) runs on the MediaTek Dimensity 9500, while the Vivo Y78t (2023) runs on the Qualcomm Snapdragon 6 Gen 1. By overall MobileRank rating, the Vivo iQOO 15T leads — 82/100 vs 49/100 (a 33-point difference). Key differences: the Vivo iQOO 15T has the bigger battery (8000 mAh vs 6000); the main camera is 200 MP vs 50 MP; the Vivo iQOO 15T is faster in AnTuTu (4,704,310 vs 737,054); the Vivo iQOO 15T has NFC for contactless payments, the Vivo Y78t doesn't; the Vivo Y78t is noticeably lighter (199g vs 216g).
Profile comparison
Category scores
Vivo iQOO 15T
Vivo Y78t
What makes Vivo iQOO 15T better?
- Higher AnTuTu: 4704310 vs 737054
- Better Geekbench Single: 3293 vs 930
- Better Geekbench Multi: 10243 vs 2700
- Bigger battery: 8000 vs 6000 mAh
- Faster charging: 100W vs 44W
- Better main camera: 200MP vs 50MP
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (97/100 vs 52/100)
- Better camera (65/100 vs 30/100)
- Longer battery life (75/100 vs 56/100)
- Better display (99/100 vs 66/100)
What makes Vivo Y78t better?
- Lighter: 199g vs 216g
- Better portability (48/100 vs 44/100)
Comparison verdict
Comparing the Vivo iQOO 15T vs the Vivo Y78t, the Vivo iQOO 15T scores 33 points higher (82/100 vs 49/100). In the "performance" category, the Vivo iQOO 15T leads (97/100 vs 52/100). In the "camera" category, the Vivo iQOO 15T leads (65/100 vs 30/100). In the "battery" category, the Vivo iQOO 15T leads (75/100 vs 56/100). In the "performance" category, the Vivo iQOO 15T significantly outperforms the Vivo Y78t (97/100 vs 52/100). In the "display" category, the Vivo iQOO 15T significantly outperforms the Vivo Y78t (99/100 vs 66/100). In the "camera" category, the Vivo iQOO 15T significantly outperforms the Vivo Y78t (65/100 vs 30/100). In the "battery" category, the Vivo iQOO 15T notably outperforms the Vivo Y78t (75/100 vs 56/100). In the "portability" category, the Vivo Y78t and the Vivo iQOO 15T are nearly equal (48/100 vs 44/100).
Specs comparison
| Specification | Vivo iQOO 15T | Vivo Y78t | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9500 | Qualcomm Snapdragon 6 Gen 1 | |
| AnTuTu | 4704310 | 737054 | |
| Geekbench Single | 3293 | 930 | |
| Geekbench Multi | 10243 | 2700 | |
| Display | 6.8" LTPO AMOLED | 6.6" IPS LCD | |
| Resolution | 1440x3168 | 1080x2388 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 8000 mAh | 6000 mAh | |
| Charging | 100W | 44W | |
| Main camera | 200 MP | 50 MP | |
| Ultrawide | 50 MP | 0 MP | |
| Front camera | 16 MP | 8 MP | |
| RAM | 12GB / 16GB | 8GB / 12GB | |
| Storage | 256GB / 512GB / 1TB | 128GB / 256GB | |
| OS | Android 16 | Android 13, OriginOS 3 | |
| NFC | yes | no | |
| Protection | IP68 | — | |
| Dimensions | — | 164.6×75.8×9.1 mm | |
| Weight | 216 g | 199 g | |
| Launch price | $499 | — |
Camera comparison
Vivo iQOO 15T
- Main: 200MP f/1.8
- Ultrawide: 50MP
- Front: 16MP
Vivo Y78t
- Main: 50MP f/1.8
- Front: 8MP
Display comparison
Vivo iQOO 15T
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Vivo Y78t
- 6.6" IPS LCD
- Resolution: 1080x2388
- Refresh rate: 120 Hz
Battery and charging
Vivo iQOO 15T
- 8000 mAh
- Wired: 100W
- No wireless charging
Vivo Y78t
- 6000 mAh
- Wired: 44W
- No wireless charging
Overall performance score
We compared Vivo iQOO 15T and Vivo Y78t, covering their specs and all relevant benchmarks.
Vivo iQOO 15T leads Vivo Y78t by 538.3% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Vivo Y78t
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo iQOO 15T significantly outperforms the Vivo Y78t (97/100 vs 52/100).
display
In the "display" category, the Vivo iQOO 15T significantly outperforms the Vivo Y78t (99/100 vs 66/100).
camera
In the "camera" category, the Vivo iQOO 15T significantly outperforms the Vivo Y78t (65/100 vs 30/100).
battery
In the "battery" category, the Vivo iQOO 15T notably outperforms the Vivo Y78t (75/100 vs 56/100).
portability
In the "portability" category, the Vivo Y78t and the Vivo iQOO 15T are nearly equal (48/100 vs 44/100).
Frequently asked questions
Which is better: the Vivo iQOO 15T or the Vivo Y78t?
The Vivo iQOO 15T significantly outperforms the Vivo Y78t by 33 points (82/100 vs 49/100).
What is the rating of the Vivo iQOO 15T and the Vivo Y78t?
The Vivo iQOO 15T has a MobileRank rating of 82/100, the Vivo Y78t — 49/100.
Which has the better camera: the Vivo iQOO 15T or the Vivo Y78t?
The Vivo iQOO 15T leads on camera score (65/100 vs 30/100).
Which is more powerful: the Vivo iQOO 15T or the Vivo Y78t?
The Vivo iQOO 15T leads on performance (97/100 vs 52/100).
Should you choose the Vivo iQOO 15T over the Vivo Y78t?
The Vivo iQOO 15T is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.