OnePlus 9 vs Vivo X300s
The OnePlus 9 (2021) runs on the Qualcomm Snapdragon 888, while the Vivo X300s (2026) runs on the Dimensity 9500; launch prices were $729 and $723. By overall MobileRank rating, the Vivo X300s leads — 89/100 vs 60/100 (a 29-point difference). Key differences: the Vivo X300s has the bigger battery (7100 mAh vs 4500); the main camera is 48 MP vs 200 MP; the Vivo X300s is faster in AnTuTu (3,703,823 vs 1,157,244); the OnePlus 9 is noticeably lighter (192g vs 217g).
Profile comparison
Category scores
OnePlus 9
Vivo X300s
What makes OnePlus 9 better?
- Lighter: 192g vs 217g
- Better portability (56/100 vs 42/100)
What makes Vivo X300s better?
- Higher AnTuTu: 3703823 vs 1157244
- Better Geekbench Single: 3293 vs 1500
- Better Geekbench Multi: 10243 vs 3537
- Bigger battery: 7100 vs 4500 mAh
- Faster charging: 90W vs 65W
- Better main camera: 200MP vs 48MP
- Higher refresh rate: 144Hz vs 120Hz
- Faster wireless charging: 40W vs 15W
- Cheaper at launch: $723 vs $729
- Higher performance (95/100 vs 64/100)
- Better camera (94/100 vs 51/100)
- Longer battery life (83/100 vs 50/100)
- Better display (94/100 vs 80/100)
Comparison verdict
Comparing the OnePlus 9 vs the Vivo X300s, the Vivo X300s scores 29 points higher (89/100 vs 60/100). In the "performance" category, the Vivo X300s leads (95/100 vs 64/100). In the "camera" category, the Vivo X300s leads (94/100 vs 51/100). In the "battery" category, the Vivo X300s leads (83/100 vs 50/100). Value score: OnePlus 9 — 34/100, 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 OnePlus 9 (95/100 vs 64/100). In the "display" category, the Vivo X300s is a bit better (94/100 vs 80/100). In the "camera" category, the Vivo X300s significantly outperforms the OnePlus 9 (94/100 vs 51/100). In the "battery" category, the Vivo X300s significantly outperforms the OnePlus 9 (83/100 vs 50/100). In the "portability" category, the OnePlus 9 is a bit better (56/100 vs 42/100).
Specs comparison
| Specification | OnePlus 9 | Vivo X300s | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 888 | Dimensity 9500 | |
| AnTuTu | 1157244 | 3703823 | |
| Geekbench Single | 1500 | 3293 | |
| Geekbench Multi | 3537 | 10243 | |
| Display | 6.5" AMOLED | 6.8" LTPO AMOLED | |
| Resolution | 2400x1080 | 2800x1260 | |
| Refresh rate | 120 Hz | 144 Hz | |
| Battery | 4500 mAh | 7100 mAh | |
| Charging | 65W | 90W | |
| Wireless charging | 15W | 40W | |
| Main camera | 48 MP | 200 MP | |
| Ultrawide | 50 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 11 | Android 16 / OriginOS 6 | |
| Brightness (peak) | 1100 nits | — | |
| NFC | yes | — | |
| Dimensions | 160.0×74.2×8.7 mm | — | |
| Weight | 192 g | 217 g | |
| Launch price | $729 | $723 |
Camera comparison
OnePlus 9
- Main: 48MP f/1.8
- Ultrawide: 50MP
- Front: 16MP
Vivo X300s
- Main: 200MP f/1.7
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 50MP
Display comparison
OnePlus 9
- 6.5" AMOLED
- Resolution: 2400x1080
- Refresh rate: 120 Hz
Vivo X300s
- 6.8" LTPO AMOLED
- Resolution: 2800x1260
- Refresh rate: 144 Hz
Battery and charging
OnePlus 9
- 4500 mAh
- Wired: 65W
- Wireless: 15W
Vivo X300s
- 7100 mAh
- Wired: 90W
- Wireless: 40W
Overall performance score
We compared OnePlus 9 and Vivo X300s, covering their specs and all relevant benchmarks.
Vivo X300s leads OnePlus 9 by 68.8% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $6. Vivo X300s was $6 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Vivo X300s significantly outperforms the OnePlus 9 (95/100 vs 64/100).
display
In the "display" category, the Vivo X300s is a bit better (94/100 vs 80/100).
camera
In the "camera" category, the Vivo X300s significantly outperforms the OnePlus 9 (94/100 vs 51/100).
battery
In the "battery" category, the Vivo X300s significantly outperforms the OnePlus 9 (83/100 vs 50/100).
portability
In the "portability" category, the OnePlus 9 is a bit better (56/100 vs 42/100).
Frequently asked questions
Which is better: the OnePlus 9 or the Vivo X300s?
The Vivo X300s significantly outperforms the OnePlus 9 by 29 points (89/100 vs 60/100).
What is the rating of the OnePlus 9 and the Vivo X300s?
The OnePlus 9 has a MobileRank rating of 60/100, the Vivo X300s — 89/100.
Which has the better camera: the OnePlus 9 or the Vivo X300s?
The Vivo X300s leads on camera score (94/100 vs 51/100).
Which is more powerful: the OnePlus 9 or the Vivo X300s?
The Vivo X300s leads on performance (95/100 vs 64/100).
Should you choose the OnePlus 9 over the Vivo X300s?
The OnePlus 9 is a better fit for active users. The Vivo X300s is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.