Vivo iQOO 15T vs Vivo Y21
The Vivo iQOO 15T (2026) runs on the MediaTek Dimensity 9500, while the Vivo Y21 (2026) runs on the MediaTek Dimensity 6300; launch prices were $499 and $178. By overall MobileRank rating, the Vivo iQOO 15T leads — 82/100 vs 44/100 (a 38-point difference). Key differences: the Vivo iQOO 15T has the bigger battery (8000 mAh vs 6500); the main camera is 200 MP vs 50 MP; the Vivo iQOO 15T is faster in AnTuTu (4,704,310 vs 528,398).
Profile comparison
Category scores
Vivo iQOO 15T
Vivo Y21
What makes Vivo iQOO 15T better?
- Higher AnTuTu: 4704310 vs 528398
- Better Geekbench Single: 3293 vs 771
- Better Geekbench Multi: 10243 vs 1980
- Bigger battery: 8000 vs 6500 mAh
- Faster charging: 100W vs 44W
- Better main camera: 200MP vs 50MP
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (97/100 vs 43/100)
- Better camera (65/100 vs 30/100)
- Longer battery life (75/100 vs 58/100)
- Better display (99/100 vs 55/100)
What makes Vivo Y21 better?
- Lighter: 209g vs 216g
- Cheaper at launch: $178 vs $499
- Better portability (49/100 vs 44/100)
Comparison verdict
Comparing the Vivo iQOO 15T vs the Vivo Y21, the Vivo iQOO 15T scores 38 points higher (82/100 vs 44/100). In the "performance" category, the Vivo iQOO 15T leads (97/100 vs 43/100). 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 58/100). Value score: Vivo iQOO 15T — 86/100, Vivo Y21 — 54/100; 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 15T significantly outperforms the Vivo Y21 (97/100 vs 43/100). In the "display" category, the Vivo iQOO 15T significantly outperforms the Vivo Y21 (99/100 vs 55/100). In the "camera" category, the Vivo iQOO 15T significantly outperforms the Vivo Y21 (65/100 vs 30/100). In the "battery" category, the Vivo iQOO 15T notably outperforms the Vivo Y21 (75/100 vs 58/100). In the "portability" category, the Vivo Y21 is a bit better (49/100 vs 44/100).
Specs comparison
| Specification | Vivo iQOO 15T | Vivo Y21 | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9500 | MediaTek Dimensity 6300 | |
| AnTuTu | 4704310 | 528398 | |
| Geekbench Single | 3293 | 771 | |
| Geekbench Multi | 10243 | 1980 | |
| Display | 6.8" LTPO AMOLED | 6.7" IPS LCD | |
| Resolution | 1440x3168 | 720x1600 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 8000 mAh | 6500 mAh | |
| Charging | 100W | 44W | |
| Main camera | 200 MP | 50 MP | |
| Ultrawide | 50 MP | 0 MP | |
| Front camera | 16 MP | 5 MP | |
| RAM | 12GB / 16GB | 4GB / 6GB / 8GB | |
| Storage | 256GB / 512GB / 1TB | 128GB | |
| OS | Android 16 | Android 16, OriginOS 6 | |
| Brightness (peak) | — | 1200 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP65 | |
| Dimensions | — | 167.4×77.1×8.4 mm | |
| Weight | 216 g | 209 g | |
| Launch price | $499 | $178 |
Camera comparison
Vivo iQOO 15T
- Main: 200MP f/1.8
- Ultrawide: 50MP
- Front: 16MP
Vivo Y21
- Main: 50MP f/1.8
- Front: 5MP
Display comparison
Vivo iQOO 15T
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Vivo Y21
- 6.7" IPS LCD
- Resolution: 720x1600
- Refresh rate: 120 Hz
Battery and charging
Vivo iQOO 15T
- 8000 mAh
- Wired: 100W
- No wireless charging
Vivo Y21
- 6500 mAh
- Wired: 44W
- No wireless charging
Overall performance score
We compared Vivo iQOO 15T and Vivo Y21, covering their specs and all relevant benchmarks.
Vivo iQOO 15T leads Vivo Y21 by 790.3% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $321. Vivo Y21 was $321 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Vivo iQOO 15T significantly outperforms the Vivo Y21 (97/100 vs 43/100).
display
In the "display" category, the Vivo iQOO 15T significantly outperforms the Vivo Y21 (99/100 vs 55/100).
camera
In the "camera" category, the Vivo iQOO 15T significantly outperforms the Vivo Y21 (65/100 vs 30/100).
battery
In the "battery" category, the Vivo iQOO 15T notably outperforms the Vivo Y21 (75/100 vs 58/100).
portability
In the "portability" category, the Vivo Y21 is a bit better (49/100 vs 44/100).
Frequently asked questions
Which is better: the Vivo iQOO 15T or the Vivo Y21?
The Vivo iQOO 15T significantly outperforms the Vivo Y21 by 38 points (82/100 vs 44/100).
What is the rating of the Vivo iQOO 15T and the Vivo Y21?
The Vivo iQOO 15T has a MobileRank rating of 82/100, the Vivo Y21 — 44/100.
Which has the better camera: the Vivo iQOO 15T or the Vivo Y21?
The Vivo iQOO 15T leads on camera score (65/100 vs 30/100).
Which is more powerful: the Vivo iQOO 15T or the Vivo Y21?
The Vivo iQOO 15T leads on performance (97/100 vs 43/100).
Should you choose the Vivo iQOO 15T over the Vivo Y21?
The Vivo iQOO 15T is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.