Vivo iQOO 15T vs Vivo X300s
The Vivo iQOO 15T (2026) runs on the MediaTek Dimensity 9500, while the Vivo X300s (2026) runs on the Dimensity 9500; estimated prices are $499 and $723. By overall MobileRank rating, the Vivo X300s leads — 89/100 vs 82/100 (a 7-point difference). Key differences: the Vivo iQOO 15T has the bigger battery (8000 mAh vs 7100); the Vivo iQOO 15T is faster in AnTuTu (3,815,522 vs 3,703,823).
Vivo iQOO 15T
Vivo X300s
- Higher AnTuTu: 3815522 vs 3703823
- Bigger battery: 8000 vs 7100 mAh
- Faster charging: 100W vs 90W
- Lighter: 216g vs 217g
- Cheaper: $499 vs $723
- Higher performance (95/100 vs 94/100)
- Better display (99/100 vs 94/100)
- Better portability (44/100 vs 42/100)
- Better camera (94/100 vs 65/100)
- Longer battery life (83/100 vs 75/100)
Comparing the Vivo iQOO 15T vs the Vivo X300s, the Vivo X300s scores 7 points higher (89/100 vs 82/100). In the "camera" category, the Vivo X300s leads (94/100 vs 65/100). In the "performance" category, the Vivo iQOO 15T and the Vivo X300s are nearly equal (95/100 vs 94/100). In the "display" category, the Vivo iQOO 15T is a bit better (99/100 vs 94/100). In the "camera" category, the Vivo X300s notably outperforms the Vivo iQOO 15T (94/100 vs 65/100). In the "battery" category, the Vivo X300s is a bit better (83/100 vs 75/100). In the "portability" category, the Vivo iQOO 15T and the Vivo X300s are nearly equal (44/100 vs 42/100). In the "value for money" category, both devices are on the same level — 90/100.
| Specification | Vivo iQOO 15T | Vivo X300s | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9500 | Dimensity 9500 | |
| AnTuTu | 3815522 | 3703823 | |
| Geekbench Single | 3228 | 3228 | |
| Geekbench Multi | 9553 | 9553 | |
| Display | 6.8" LTPO AMOLED | 6.8" LTPO AMOLED | |
| Resolution | 1440x3168 | 2800x1260 | |
| Refresh rate | 144 Hz | 144 Hz | |
| Battery | 8000 mAh | 7100 mAh | |
| Charging | 100W | 90W | |
| Wireless charging | 0W | 40W | |
| Main camera | 200 MP | 200 MP | |
| Ultrawide | 50 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 16 MP | 50 MP | |
| RAM | 12GB / 16GB | 12GB / 16GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 16 | Android 16 / OriginOS 6 | |
| NFC | yes | — | |
| Protection | IP68 | — | |
| Weight | 216 g | 217 g | |
| Price | $499 | $723 |
Vivo iQOO 15T
- Main: 200MP f/f/1.8
- Ultrawide: 50MP
- Front: 16MP
Vivo X300s
- Main: 200MP f/f/1.7
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 50MP
Vivo iQOO 15T
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Vivo X300s
- 6.8" LTPO AMOLED
- Resolution: 2800x1260
- Refresh rate: 144 Hz
Vivo iQOO 15T
- 8000 mAh
- Wired: 100W
- No wireless charging
Vivo X300s
- 7100 mAh
- Wired: 90W
- Wireless: 40W
We compared Vivo iQOO 15T and Vivo X300s, covering their specs and all relevant benchmarks.
Vivo iQOO 15T leads Vivo X300s by 3.0% in our overall performance rating.
Price difference: $224. Vivo iQOO 15T is cheaper by $224.
performance
In the "performance" category, the Vivo iQOO 15T and the Vivo X300s are nearly equal (95/100 vs 94/100).
display
In the "display" category, the Vivo iQOO 15T is a bit better (99/100 vs 94/100).
camera
In the "camera" category, the Vivo X300s notably outperforms the Vivo iQOO 15T (94/100 vs 65/100).
battery
In the "battery" category, the Vivo X300s is a bit better (83/100 vs 75/100).
portability
In the "portability" category, the Vivo iQOO 15T and the Vivo X300s are nearly equal (44/100 vs 42/100).
value for money
In the "value for money" category, both devices are on the same level — 90/100.
Which is better: the Vivo iQOO 15T or the Vivo X300s?
The Vivo X300s edges out the Vivo iQOO 15T by just 7 points — the two devices are very close in overall level.
What is the rating of the Vivo iQOO 15T and the Vivo X300s?
The Vivo iQOO 15T has a MobileRank rating of 82/100, the Vivo X300s — 89/100.
Which has the better camera: the Vivo iQOO 15T or the Vivo X300s?
The Vivo X300s leads on camera score (94/100 vs 65/100).
Should you choose the Vivo iQOO 15T over the Vivo X300s?
The Vivo iQOO 15T is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Vivo X300s is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.