Realme X3 vs Vivo X300s
The Realme X3 (2020) runs on the Qualcomm Snapdragon 855+, while the Vivo X300s (2026) runs on the Dimensity 9500. 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 4200); the main camera is 64 MP vs 200 MP; the Vivo X300s is faster in AnTuTu (3,703,823 vs 859,084); the Realme X3 is noticeably lighter (202g vs 217g).
Profile comparison
Category scores
Realme X3
Vivo X300s
What makes Realme X3 better?
- Lighter: 202g vs 217g
- Better portability (48/100 vs 42/100)
What makes Vivo X300s better?
- Higher AnTuTu: 3703823 vs 859084
- Better Geekbench Single: 3293 vs 1031
- Better Geekbench Multi: 10243 vs 2864
- Bigger battery: 7100 vs 4200 mAh
- Faster charging: 90W vs 30W
- Better main camera: 200MP vs 64MP
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (95/100 vs 55/100)
- Better camera (94/100 vs 48/100)
- Longer battery life (83/100 vs 28/100)
- Better display (94/100 vs 70/100)
Comparison verdict
Comparing the Realme X3 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 55/100). In the "camera" category, the Vivo X300s leads (94/100 vs 48/100). In the "battery" category, the Vivo X300s leads (83/100 vs 28/100). In the "performance" category, the Vivo X300s significantly outperforms the Realme X3 (95/100 vs 55/100). In the "display" category, the Vivo X300s notably outperforms the Realme X3 (94/100 vs 70/100). In the "camera" category, the Vivo X300s significantly outperforms the Realme X3 (94/100 vs 48/100). In the "battery" category, the Vivo X300s significantly outperforms the Realme X3 (83/100 vs 28/100). In the "portability" category, the Realme X3 is a bit better (48/100 vs 42/100).
Specs comparison
| Specification | Realme X3 | Vivo X300s | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 855+ | Dimensity 9500 | |
| AnTuTu | 859084 | 3703823 | |
| Geekbench Single | 1031 | 3293 | |
| Geekbench Multi | 2864 | 10243 | |
| Display | 6.0" IPS LCD | 6.8" LTPO AMOLED | |
| Resolution | 1080x2400 | 2800x1260 | |
| Refresh rate | 120 Hz | 144 Hz | |
| Battery | 4200 mAh | 7100 mAh | |
| Charging | 30W | 90W | |
| Wireless charging | 0W | 40W | |
| Main camera | 64 MP | 200 MP | |
| Ultrawide | 8 MP | 50 MP | |
| Telephoto | 12 MP | 50 MP | |
| Front camera | 16 MP | 50 MP | |
| RAM | 6GB / 8GB | 12GB / 16GB | |
| Storage | 128GB | 256GB / 512GB / 1TB | |
| OS | Android 10, Realme UI | Android 16 / OriginOS 6 | |
| NFC | no | — | |
| Dimensions | 163.8×75.8×8.9 mm | — | |
| Weight | 202 g | 217 g | |
| Launch price | — | $723 |
Camera comparison
Realme X3
- Main: 64MP f/1.8
- Ultrawide: 8MP
- Telephoto: 12MP
- Front: 16MP
Vivo X300s
- Main: 200MP f/1.7
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 50MP
Display comparison
Realme X3
- 6.0" IPS LCD
- Resolution: 1080x2400
- Refresh rate: 120 Hz
Vivo X300s
- 6.8" LTPO AMOLED
- Resolution: 2800x1260
- Refresh rate: 144 Hz
Battery and charging
Realme X3
- 4200 mAh
- Wired: 30W
- No wireless charging
Vivo X300s
- 7100 mAh
- Wired: 90W
- Wireless: 40W
Overall performance score
We compared Realme X3 and Vivo X300s, covering their specs and all relevant benchmarks.
Vivo X300s leads Realme X3 by 76.8% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Realme X3
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo X300s significantly outperforms the Realme X3 (95/100 vs 55/100).
display
In the "display" category, the Vivo X300s notably outperforms the Realme X3 (94/100 vs 70/100).
camera
In the "camera" category, the Vivo X300s significantly outperforms the Realme X3 (94/100 vs 48/100).
battery
In the "battery" category, the Vivo X300s significantly outperforms the Realme X3 (83/100 vs 28/100).
portability
In the "portability" category, the Realme X3 is a bit better (48/100 vs 42/100).
Frequently asked questions
Which is better: the Realme X3 or the Vivo X300s?
The Vivo X300s significantly outperforms the Realme X3 by 39 points (89/100 vs 50/100).
What is the rating of the Realme X3 and the Vivo X300s?
The Realme X3 has a MobileRank rating of 50/100, the Vivo X300s — 89/100.
Which has the better camera: the Realme X3 or the Vivo X300s?
The Vivo X300s leads on camera score (94/100 vs 48/100).
Which is more powerful: the Realme X3 or the Vivo X300s?
The Vivo X300s leads on performance (95/100 vs 55/100).
Should you choose the Realme X3 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.