Poco M3 Pro 5G vs Vivo X300 Ultra
The Poco M3 Pro 5G (2021) runs on the MediaTek Dimensity 700, while the Vivo X300 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5; launch prices were $200 and $950. By overall MobileRank rating, the Vivo X300 Ultra leads — 91/100 vs 41/100 (a 50-point difference). Key differences: the Vivo X300 Ultra has the bigger battery (7000 mAh vs 5000); the main camera is 48 MP vs 200 MP; the Vivo X300 Ultra is faster in AnTuTu (4,247,433 vs 515,647); the Poco M3 Pro 5G is noticeably lighter (190g vs 230g).
Profile comparison
Category scores
Poco M3 Pro 5G
Vivo X300 Ultra
What makes Poco M3 Pro 5G better?
- Lighter: 190g vs 230g
- Cheaper at launch: $200 vs $950
- Better portability (55/100 vs 39/100)
What makes Vivo X300 Ultra better?
- Higher AnTuTu: 4247433 vs 515647
- Better Geekbench Single: 3639 vs 690
- Better Geekbench Multi: 11047 vs 1736
- Bigger battery: 7000 vs 5000 mAh
- Faster charging: 100W vs 18W
- Better main camera: 200MP vs 48MP
- Higher refresh rate: 120Hz vs 90Hz
- Higher performance (99/100 vs 40/100)
- Better camera (96/100 vs 29/100)
- Longer battery life (85/100 vs 51/100)
- Better display (89/100 vs 54/100)
Comparison verdict
Comparing the Poco M3 Pro 5G vs the Vivo X300 Ultra, the Vivo X300 Ultra scores 50 points higher (91/100 vs 41/100). In the "performance" category, the Vivo X300 Ultra leads (99/100 vs 40/100). In the "camera" category, the Vivo X300 Ultra leads (96/100 vs 29/100). In the "battery" category, the Vivo X300 Ultra leads (85/100 vs 51/100). Value score: Poco M3 Pro 5G — 42/100, Vivo X300 Ultra — 94/100; 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 X300 Ultra significantly outperforms the Poco M3 Pro 5G (99/100 vs 40/100). In the "display" category, the Vivo X300 Ultra significantly outperforms the Poco M3 Pro 5G (89/100 vs 54/100). In the "camera" category, the Vivo X300 Ultra significantly outperforms the Poco M3 Pro 5G (96/100 vs 29/100). In the "battery" category, the Vivo X300 Ultra significantly outperforms the Poco M3 Pro 5G (85/100 vs 51/100). In the "portability" category, the Poco M3 Pro 5G notably outperforms the Vivo X300 Ultra (55/100 vs 39/100).
Specs comparison
| Specification | Poco M3 Pro 5G | Vivo X300 Ultra | |
|---|---|---|---|
| Processor | MediaTek Dimensity 700 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 515647 | 4247433 | |
| Geekbench Single | 690 | 3639 | |
| Geekbench Multi | 1736 | 11047 | |
| Display | 6.5" IPS LCD | 6.8" LTPO OLED | |
| Resolution | 2400x1080 | 3168x1440 | |
| Refresh rate | 90 Hz | 120 Hz | |
| Battery | 5000 mAh | 7000 mAh | |
| Charging | 18W | 100W | |
| Wireless charging | — | 40W | |
| DXOMark (camera) | — | 170 | |
| Main camera | 48 MP | 200 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 200 MP | |
| Front camera | 8 MP | 32 MP | |
| RAM | 4GB / 6GB | 12GB / 16GB | |
| Storage | 64GB / 128GB | 256GB / 512GB / 1TB | |
| OS | Android 11 | Android 16 | |
| Brightness (peak) | 500 nits | — | |
| NFC | yes | yes | |
| Protection | — | IP69 | |
| Dimensions | 161.8×75.3×8.9 mm | 163.0×76.8×8.2 mm | |
| Weight | 190 g | 230 g | |
| Launch price | $200 | $950 |
Camera comparison
Poco M3 Pro 5G
- Main: 48MP f/1.8
- Front: 8MP
Vivo X300 Ultra
- Main: 200MP f/1.6
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 32MP
Display comparison
Poco M3 Pro 5G
- 6.5" IPS LCD
- Resolution: 2400x1080
- Refresh rate: 90 Hz
Vivo X300 Ultra
- 6.8" LTPO OLED
- Resolution: 3168x1440
- Refresh rate: 120 Hz
Battery and charging
Poco M3 Pro 5G
- 5000 mAh
- Wired: 18W
- Wireless charging: no data
Vivo X300 Ultra
- 7000 mAh
- NanoReview test: web browsing 10:18 hrs, total 29:11 hrs
- Wired: 100W
- Wireless: 40W
Overall performance score
We compared Poco M3 Pro 5G and Vivo X300 Ultra, covering their specs and all relevant benchmarks.
Vivo X300 Ultra leads Poco M3 Pro 5G by 87.9% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $750. Poco M3 Pro 5G was $750 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Vivo X300 Ultra significantly outperforms the Poco M3 Pro 5G (99/100 vs 40/100).
display
In the "display" category, the Vivo X300 Ultra significantly outperforms the Poco M3 Pro 5G (89/100 vs 54/100).
camera
In the "camera" category, the Vivo X300 Ultra significantly outperforms the Poco M3 Pro 5G (96/100 vs 29/100).
battery
In the "battery" category, the Vivo X300 Ultra significantly outperforms the Poco M3 Pro 5G (85/100 vs 51/100).
portability
In the "portability" category, the Poco M3 Pro 5G notably outperforms the Vivo X300 Ultra (55/100 vs 39/100).
Frequently asked questions
Which is better: the Poco M3 Pro 5G or the Vivo X300 Ultra?
The Vivo X300 Ultra significantly outperforms the Poco M3 Pro 5G by 50 points (91/100 vs 41/100).
What is the rating of the Poco M3 Pro 5G and the Vivo X300 Ultra?
The Poco M3 Pro 5G has a MobileRank rating of 41/100, the Vivo X300 Ultra — 91/100.
Which has the better camera: the Poco M3 Pro 5G or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on camera score (96/100 vs 29/100).
Which is more powerful: the Poco M3 Pro 5G or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on performance (99/100 vs 40/100).
Should you choose the Poco M3 Pro 5G over the Vivo X300 Ultra?
The Vivo X300 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.