Vivo X300s vs Xiaomi Mi A3
The Vivo X300s (2026) runs on the Dimensity 9500, while the Xiaomi Mi A3 (2019) runs on the Qualcomm Snapdragon 665. By overall MobileRank rating, the Vivo X300s leads — 89/100 vs 36/100 (a 53-point difference). Key differences: the Vivo X300s has the bigger battery (7100 mAh vs 4030); the main camera is 200 MP vs 48 MP; the Vivo X300s is faster in AnTuTu (3,703,823 vs 329,457); the Xiaomi Mi A3 is noticeably lighter (173g vs 217g).
Vivo X300s
Xiaomi Mi A3
- Higher AnTuTu: 3703823 vs 329457
- Better Geekbench Single: 3228 vs 321
- Better Geekbench Multi: 9553 vs 1128
- Bigger battery: 7100 vs 4030 mAh
- Faster charging: 90W vs 18W
- Better main camera: 200MP vs 48MP
- Higher performance (94/100 vs 24/100)
- Better camera (94/100 vs 39/100)
- Longer battery life (83/100 vs 22/100)
- Better display (94/100 vs 66/100)
- Lighter: 173g vs 217g
- Better portability (70/100 vs 42/100)
Comparing the Vivo X300s vs the Xiaomi Mi A3, the Vivo X300s scores 53 points higher (89/100 vs 36/100). In the "performance" category, the Vivo X300s leads (94/100 vs 24/100). In the "camera" category, the Vivo X300s leads (94/100 vs 39/100). In the "battery" category, the Vivo X300s leads (83/100 vs 22/100). In the "performance" category, the Vivo X300s significantly outperforms the Xiaomi Mi A3 (94/100 vs 24/100). In the "display" category, the Vivo X300s notably outperforms the Xiaomi Mi A3 (94/100 vs 66/100). In the "camera" category, the Vivo X300s significantly outperforms the Xiaomi Mi A3 (94/100 vs 39/100). In the "battery" category, the Vivo X300s significantly outperforms the Xiaomi Mi A3 (83/100 vs 22/100). In the "portability" category, the Xiaomi Mi A3 notably outperforms the Vivo X300s (70/100 vs 42/100).
| Specification | Vivo X300s | Xiaomi Mi A3 | |
|---|---|---|---|
| Processor | Dimensity 9500 | Qualcomm Snapdragon 665 | |
| AnTuTu | 3703823 | 329457 | |
| Geekbench Single | 3228 | 321 | |
| Geekbench Multi | 9553 | 1128 | |
| Display | 6.8" LTPO AMOLED | 6.0" Super AMOLED | |
| Resolution | 2800x1260 | 720x1560 | |
| Refresh rate | 144 Hz | — | |
| Battery | 7100 mAh | 4030 mAh | |
| Charging | 90W | 18W | |
| Wireless charging | 40W | 0W | |
| Main camera | 200 MP | 48 MP | |
| Ultrawide | 50 MP | 8 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 50 MP | 32 MP | |
| RAM | 12GB / 16GB | 4GB | |
| Storage | 256GB / 512GB / 1TB | 128GB | |
| OS | Android 16 / OriginOS 6 | Android 9.0 (Pie); Android One | |
| NFC | — | no | |
| Dimensions | — | 153.5×71.9×8.5 mm | |
| Weight | 217 g | 173 g | |
| Launch price | $723 | — |
Vivo X300s
- Main: 200MP f/f/1.7
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 50MP
Xiaomi Mi A3
- Main: 48MP f/f/1.8
- Ultrawide: 8MP
- Front: 32MP
Vivo X300s
- 6.8" LTPO AMOLED
- Resolution: 2800x1260
- Refresh rate: 144 Hz
Xiaomi Mi A3
- 6.0" Super AMOLED
- Resolution: 720x1560
- Refresh rate: —
Vivo X300s
- 7100 mAh
- Wired: 90W
- Wireless: 40W
Xiaomi Mi A3
- 4030 mAh
- Wired: 18W
- No wireless charging
We compared Vivo X300s and Xiaomi Mi A3, covering their specs and all relevant benchmarks.
Vivo X300s leads Xiaomi Mi A3 by 1024.2% in our overall performance rating.
Xiaomi Mi A3
Price unknownperformance
In the "performance" category, the Vivo X300s significantly outperforms the Xiaomi Mi A3 (94/100 vs 24/100).
display
In the "display" category, the Vivo X300s notably outperforms the Xiaomi Mi A3 (94/100 vs 66/100).
camera
In the "camera" category, the Vivo X300s significantly outperforms the Xiaomi Mi A3 (94/100 vs 39/100).
battery
In the "battery" category, the Vivo X300s significantly outperforms the Xiaomi Mi A3 (83/100 vs 22/100).
portability
In the "portability" category, the Xiaomi Mi A3 notably outperforms the Vivo X300s (70/100 vs 42/100).
Which is better: the Vivo X300s or the Xiaomi Mi A3?
The Vivo X300s significantly outperforms the Xiaomi Mi A3 by 53 points (89/100 vs 36/100).
What is the rating of the Vivo X300s and the Xiaomi Mi A3?
The Vivo X300s has a MobileRank rating of 89/100, the Xiaomi Mi A3 — 36/100.
Which has the better camera: the Vivo X300s or the Xiaomi Mi A3?
The Vivo X300s leads on camera score (94/100 vs 39/100).
Which is more powerful: the Vivo X300s or the Xiaomi Mi A3?
The Vivo X300s leads on performance (94/100 vs 24/100).
Should you choose the Vivo X300s over the Xiaomi Mi A3?
The Vivo X300s is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers. The Xiaomi Mi A3 is a better fit for everyday use.