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).
Realme X3
Vivo X300s
- Lighter: 202g vs 217g
- Better portability (48/100 vs 42/100)
- Higher AnTuTu: 3703823 vs 859084
- Better Geekbench Single: 3228 vs 1031
- Better Geekbench Multi: 9553 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 (94/100 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)
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 (94/100 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 (94/100 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).
| Specification | Realme X3 | Vivo X300s | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 855+ | Dimensity 9500 | |
| AnTuTu | 859084 | 3703823 | |
| Geekbench Single | 1031 | 3228 | |
| Geekbench Multi | 2864 | 9553 | |
| 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 |
Realme X3
- Main: 64MP f/f/1.8
- Ultrawide: 8MP
- Telephoto: 12MP
- Front: 16MP
Vivo X300s
- Main: 200MP f/f/1.7
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 50MP
Realme X3
- 6.0" IPS LCD
- Resolution: 1080x2400
- Refresh rate: 120 Hz
Vivo X300s
- 6.8" LTPO AMOLED
- Resolution: 2800x1260
- Refresh rate: 144 Hz
Realme X3
- 4200 mAh
- Wired: 30W
- No wireless charging
Vivo X300s
- 7100 mAh
- Wired: 90W
- Wireless: 40W
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.
Realme X3
Price unknownperformance
In the "performance" category, the Vivo X300s significantly outperforms the Realme X3 (94/100 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).
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 (94/100 vs 55/100).
Should you choose the Realme X3 over the Vivo X300s?
The Realme X3 is a better fit for everyday use. The Vivo X300s is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.