Vivo iQOO 15T vs Vivo S21 Pro
The Vivo iQOO 15T (2026) runs on the MediaTek Dimensity 9500, while the Vivo S21 Pro (2024) runs on the MediaTek Dimensity 9300+. By overall MobileRank rating, the Vivo iQOO 15T leads — 82/100 vs 79/100 (a 3-point difference). Key differences: the Vivo iQOO 15T has the bigger battery (8000 mAh vs 5500); the main camera is 200 MP vs 50 MP; the Vivo iQOO 15T is faster in AnTuTu (4,704,310 vs 2,348,248).
Profile comparison
Category scores
Vivo iQOO 15T
Vivo S21 Pro
What makes Vivo iQOO 15T better?
- Higher AnTuTu: 4704310 vs 2348248
- Better Geekbench Single: 3293 vs 2249
- Better Geekbench Multi: 10243 vs 7352
- Bigger battery: 8000 vs 5500 mAh
- Faster charging: 100W vs 90W
- Better main camera: 200MP vs 50MP
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (97/100 vs 83/100)
- Longer battery life (75/100 vs 64/100)
- Better display (99/100 vs 85/100)
What makes Vivo S21 Pro better?
- Better camera (81/100 vs 65/100)
Comparison verdict
Comparing the Vivo iQOO 15T vs the Vivo S21 Pro, the Vivo iQOO 15T scores 3 points higher (82/100 vs 79/100). In the "performance" category, the Vivo iQOO 15T leads (97/100 vs 83/100). In the "camera" category, the Vivo S21 Pro leads (81/100 vs 65/100). In the "battery" category, the Vivo iQOO 15T leads (75/100 vs 64/100). In the "performance" category, the Vivo iQOO 15T is a bit better (97/100 vs 83/100). In the "display" category, the Vivo iQOO 15T is a bit better (99/100 vs 85/100). In the "camera" category, the Vivo S21 Pro notably outperforms the Vivo iQOO 15T (81/100 vs 65/100). In the "battery" category, the Vivo iQOO 15T is a bit better (75/100 vs 64/100).
Specs comparison
| Specification | Vivo iQOO 15T | Vivo S21 Pro | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9500 | MediaTek Dimensity 9300+ | |
| AnTuTu | 4704310 | 2348248 | |
| Geekbench Single | 3293 | 2249 | |
| Geekbench Multi | 10243 | 7352 | |
| Display | 6.8" LTPO AMOLED | 6.7" AMOLED | |
| Resolution | 1440x3168 | 1260x2800 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 8000 mAh | 5500 mAh | |
| Charging | 100W | 90W | |
| Main camera | 200 MP | 50 MP | |
| Ultrawide | 50 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 16 MP | 50 MP | |
| RAM | 12GB / 16GB | 16GB | |
| Storage | 256GB / 512GB / 1TB | 512GB | |
| OS | Android 16 | Android 15, OriginOS 5 | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Weight | 216 g | — | |
| Launch price | $499 | — |
Camera comparison
Vivo iQOO 15T
- Main: 200MP f/1.8
- Ultrawide: 50MP
- Front: 16MP
Vivo S21 Pro
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 50MP
Display comparison
Vivo iQOO 15T
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Vivo S21 Pro
- 6.7" AMOLED
- Resolution: 1260x2800
- Refresh rate: 120 Hz
Battery and charging
Vivo iQOO 15T
- 8000 mAh
- Wired: 100W
- No wireless charging
Vivo S21 Pro
- 5500 mAh
- Wired: 90W
- No wireless charging
Overall performance score
We compared Vivo iQOO 15T and Vivo S21 Pro, covering their specs and all relevant benchmarks.
Vivo iQOO 15T leads Vivo S21 Pro by 100.3% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Vivo S21 Pro
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo iQOO 15T is a bit better (97/100 vs 83/100).
display
In the "display" category, the Vivo iQOO 15T is a bit better (99/100 vs 85/100).
camera
In the "camera" category, the Vivo S21 Pro notably outperforms the Vivo iQOO 15T (81/100 vs 65/100).
battery
In the "battery" category, the Vivo iQOO 15T is a bit better (75/100 vs 64/100).
Frequently asked questions
Which is better: the Vivo iQOO 15T or the Vivo S21 Pro?
The Vivo iQOO 15T edges out the Vivo S21 Pro by just 3 points — the two devices are very close in overall level.
What is the rating of the Vivo iQOO 15T and the Vivo S21 Pro?
The Vivo iQOO 15T has a MobileRank rating of 82/100, the Vivo S21 Pro — 79/100.
Which has the better camera: the Vivo iQOO 15T or the Vivo S21 Pro?
The Vivo S21 Pro leads on camera score (81/100 vs 65/100).
Which is more powerful: the Vivo iQOO 15T or the Vivo S21 Pro?
The Vivo iQOO 15T leads on performance (97/100 vs 83/100).
Should you choose the Vivo iQOO 15T over the Vivo S21 Pro?
The Vivo iQOO 15T is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Vivo S21 Pro is a better fit for gamers and power users, mobile photography enthusiasts.