Poco X8s vs Vivo X300 Ultra
The Poco X8s (2026) runs on the Qualcomm Snapdragon 7 Gen 4, while the Vivo X300 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5; launch prices were $437 and $950. By overall MobileRank rating, the Vivo X300 Ultra leads — 91/100 vs 67/100 (a 24-point difference). Key differences: the Vivo X300 Ultra has the bigger battery (7000 mAh vs 6330); the main camera is 50 MP vs 200 MP; the Vivo X300 Ultra is faster in AnTuTu (4,247,433 vs 1,464,882); the Poco X8s is noticeably lighter (187g vs 230g).
Profile comparison
Category scores
Poco X8s
Vivo X300 Ultra
What makes Poco X8s better?
- Lighter: 187g vs 230g
- Cheaper at launch: $437 vs $950
- Better portability (65/100 vs 39/100)
What makes Vivo X300 Ultra better?
- Higher AnTuTu: 4247433 vs 1464882
- Better Geekbench Single: 3639 vs 1270
- Better Geekbench Multi: 11047 vs 4106
- Bigger battery: 7000 vs 6330 mAh
- Better main camera: 200MP vs 50MP
- Higher performance (99/100 vs 67/100)
- Better camera (96/100 vs 58/100)
- Longer battery life (85/100 vs 69/100)
- Better display (89/100 vs 85/100)
Comparison verdict
Comparing the Poco X8s vs the Vivo X300 Ultra, the Vivo X300 Ultra scores 24 points higher (91/100 vs 67/100). In the "performance" category, the Vivo X300 Ultra leads (99/100 vs 67/100). In the "camera" category, the Vivo X300 Ultra leads (96/100 vs 58/100). In the "battery" category, the Vivo X300 Ultra leads (85/100 vs 69/100). Value score: Poco X8s — 60/100, 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 X8s (99/100 vs 67/100). In the "display" category, the Vivo X300 Ultra and the Poco X8s are nearly equal (89/100 vs 85/100). In the "camera" category, the Vivo X300 Ultra significantly outperforms the Poco X8s (96/100 vs 58/100). In the "battery" category, the Vivo X300 Ultra notably outperforms the Poco X8s (85/100 vs 69/100). In the "portability" category, the Poco X8s notably outperforms the Vivo X300 Ultra (65/100 vs 39/100).
Specs comparison
| Specification | Poco X8s | Vivo X300 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 7 Gen 4 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 1464882 | 4247433 | |
| Geekbench Single | 1270 | 3639 | |
| Geekbench Multi | 4106 | 11047 | |
| Display | 6.3" LTPO OLED | 6.8" LTPO OLED | |
| Resolution | 1220x2656 | 3168x1440 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 6330 mAh | 7000 mAh | |
| Charging | 100W | 100W | |
| Wireless charging | 0W | 40W | |
| DXOMark (camera) | — | 170 | |
| Main camera | 50 MP | 200 MP | |
| Ultrawide | 8 MP | 50 MP | |
| Telephoto | 50 MP | 200 MP | |
| Front camera | 20 MP | 32 MP | |
| RAM | 8GB / 12GB | 12GB / 16GB | |
| Storage | 256GB / 512GB | 256GB / 512GB / 1TB | |
| OS | Android 16 | Android 16 | |
| Brightness (peak) | 3500 nits | — | |
| NFC | yes | yes | |
| Protection | IP68 | IP69 | |
| Dimensions | 151.1×71.8×8.1 mm | 163.0×76.8×8.2 mm | |
| Weight | 187 g | 230 g | |
| Launch price | $437 | $950 |
Camera comparison
Poco X8s
- Main: 50MP f/1.8
- Ultrawide: 8MP
- Telephoto: 50MP
- Front: 20MP
Vivo X300 Ultra
- Main: 200MP f/1.6
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 32MP
Display comparison
Poco X8s
- 6.3" LTPO OLED
- Resolution: 1220x2656
- Refresh rate: 120 Hz
Vivo X300 Ultra
- 6.8" LTPO OLED
- Resolution: 3168x1440
- Refresh rate: 120 Hz
Battery and charging
Poco X8s
- 6330 mAh
- Wired: 100W
- No wireless charging
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 X8s and Vivo X300 Ultra, covering their specs and all relevant benchmarks.
Vivo X300 Ultra leads Poco X8s by 65.5% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $513. Poco X8s was $513 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Vivo X300 Ultra significantly outperforms the Poco X8s (99/100 vs 67/100).
display
In the "display" category, the Vivo X300 Ultra and the Poco X8s are nearly equal (89/100 vs 85/100).
camera
In the "camera" category, the Vivo X300 Ultra significantly outperforms the Poco X8s (96/100 vs 58/100).
battery
In the "battery" category, the Vivo X300 Ultra notably outperforms the Poco X8s (85/100 vs 69/100).
portability
In the "portability" category, the Poco X8s notably outperforms the Vivo X300 Ultra (65/100 vs 39/100).
Frequently asked questions
Which is better: the Poco X8s or the Vivo X300 Ultra?
The Vivo X300 Ultra significantly outperforms the Poco X8s by 24 points (91/100 vs 67/100).
What is the rating of the Poco X8s and the Vivo X300 Ultra?
The Poco X8s has a MobileRank rating of 67/100, the Vivo X300 Ultra — 91/100.
Which has the better camera: the Poco X8s or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on camera score (96/100 vs 58/100).
Which is more powerful: the Poco X8s or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on performance (99/100 vs 67/100).
Should you choose the Poco X8s over the Vivo X300 Ultra?
The Poco X8s is a better fit for active users. 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.