Realme 15T vs Vivo X300s
The Realme 15T (2026) runs on the MediaTek Dimensity 6400 Max, while the Vivo X300s (2026) runs on the Dimensity 9500; launch prices were $250 and $723. By overall MobileRank rating, the Vivo X300s leads — 89/100 vs 50/100 (a 39-point difference). Key differences: the Vivo X300s has the bigger battery (7100 mAh vs 7000); the main camera is 50 MP vs 200 MP; the Vivo X300s is faster in AnTuTu (3,703,823 vs 581,041).
Profile comparison
Category scores
Realme 15T
Vivo X300s
What makes Realme 15T better?
- Lighter: 210g vs 217g
- Cheaper at launch: $250 vs $723
- Better portability (55/100 vs 42/100)
What makes Vivo X300s better?
- Higher AnTuTu: 3703823 vs 581041
- Better Geekbench Single: 3293 vs 803
- Better Geekbench Multi: 10243 vs 2047
- Bigger battery: 7100 vs 7000 mAh
- Faster charging: 90W vs 60W
- Better main camera: 200MP vs 50MP
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (95/100 vs 45/100)
- Better camera (94/100 vs 32/100)
- Longer battery life (83/100 vs 63/100)
- Better display (94/100 vs 79/100)
Comparison verdict
Comparing the Realme 15T vs the Vivo X300s, the Vivo X300s scores 39 points higher (89/100 vs 50/100). In the "performance" category, the Vivo X300s leads (95/100 vs 45/100). In the "camera" category, the Vivo X300s leads (94/100 vs 32/100). In the "battery" category, the Vivo X300s leads (83/100 vs 63/100). Value score: Realme 15T — 50/100, Vivo X300s — 92/100; 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 X300s significantly outperforms the Realme 15T (95/100 vs 45/100). In the "display" category, the Vivo X300s notably outperforms the Realme 15T (94/100 vs 79/100). In the "camera" category, the Vivo X300s significantly outperforms the Realme 15T (94/100 vs 32/100). In the "battery" category, the Vivo X300s notably outperforms the Realme 15T (83/100 vs 63/100). In the "portability" category, the Realme 15T is a bit better (55/100 vs 42/100).
Specs comparison
| Specification | Realme 15T | Vivo X300s | |
|---|---|---|---|
| Processor | MediaTek Dimensity 6400 Max | Dimensity 9500 | |
| AnTuTu | 581041 | 3703823 | |
| Geekbench Single | 803 | 3293 | |
| Geekbench Multi | 2047 | 10243 | |
| Display | 6.8" AMOLED | 6.8" LTPO AMOLED | |
| Resolution | 1080x2372 | 2800x1260 | |
| Refresh rate | 120 Hz | 144 Hz | |
| Battery | 7000 mAh | 7100 mAh | |
| Charging | 60W | 90W | |
| Wireless charging | 0W | 40W | |
| Main camera | 50 MP | 200 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 16 MP | 50 MP | |
| RAM | 8GB / 12GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Android 15, up to 3 major Android upgrades, Realme UI 6.0 | Android 16 / OriginOS 6 | |
| Brightness (peak) | 4000 nits | — | |
| NFC | no | — | |
| Protection | IP68 | — | |
| Dimensions | 158.4×75.2×7.8 mm | — | |
| Weight | 210 g | 217 g | |
| Launch price | $250 | $723 |
Camera comparison
Realme 15T
- Main: 50MP f/1.8
- Front: 16MP
Vivo X300s
- Main: 200MP f/1.7
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 50MP
Display comparison
Realme 15T
- 6.8" AMOLED
- Resolution: 1080x2372
- Refresh rate: 120 Hz
Vivo X300s
- 6.8" LTPO AMOLED
- Resolution: 2800x1260
- Refresh rate: 144 Hz
Battery and charging
Realme 15T
- 7000 mAh
- Wired: 60W
- No wireless charging
Vivo X300s
- 7100 mAh
- Wired: 90W
- Wireless: 40W
Overall performance score
We compared Realme 15T and Vivo X300s, covering their specs and all relevant benchmarks.
Vivo X300s leads Realme 15T by 84.3% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $473. Realme 15T was $473 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Vivo X300s significantly outperforms the Realme 15T (95/100 vs 45/100).
display
In the "display" category, the Vivo X300s notably outperforms the Realme 15T (94/100 vs 79/100).
camera
In the "camera" category, the Vivo X300s significantly outperforms the Realme 15T (94/100 vs 32/100).
battery
In the "battery" category, the Vivo X300s notably outperforms the Realme 15T (83/100 vs 63/100).
portability
In the "portability" category, the Realme 15T is a bit better (55/100 vs 42/100).
Frequently asked questions
Which is better: the Realme 15T or the Vivo X300s?
The Vivo X300s significantly outperforms the Realme 15T by 39 points (89/100 vs 50/100).
What is the rating of the Realme 15T and the Vivo X300s?
The Realme 15T has a MobileRank rating of 50/100, the Vivo X300s — 89/100.
Which has the better camera: the Realme 15T or the Vivo X300s?
The Vivo X300s leads on camera score (94/100 vs 32/100).
Which is more powerful: the Realme 15T or the Vivo X300s?
The Vivo X300s leads on performance (95/100 vs 45/100).
Should you choose the Realme 15T over the Vivo X300s?
The Vivo X300s is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.