Samsung Galaxy S25 Ultra vs Vivo X300 Ultra
The Samsung Galaxy S25 Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Vivo X300 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5; estimated prices are $1299 and $950. By overall MobileRank rating, the Vivo X300 Ultra leads — 87/100 vs 66/100 (a 21-point difference). Key differences: the Vivo X300 Ultra has the bigger battery (7000 mAh vs 5000); the Vivo X300 Ultra is faster in AnTuTu (4,247,433 vs 2,800,202); per DXOMark lab testing, the Vivo X300 Ultra has the stronger camera (170 vs 151).
Samsung Galaxy S25 Ultra
Vivo X300 Ultra
- Lighter: 218g vs 230g
- Better design/ergonomics (27/100 vs 12/100)
- Higher AnTuTu: 4247433 vs 2800202
- Better Geekbench Single: 3640 vs 3100
- Better Geekbench Multi: 11033 vs 9760
- Bigger battery: 7000 vs 5000 mAh
- Faster charging: 100W vs 45W
- Faster wireless charging: 40W vs 15W
- Cheaper: $950 vs $1299
- Higher performance (96/100 vs 67/100)
- Better camera (96/100 vs 81/100)
- Longer battery life (77/100 vs 45/100)
- Better value for money (44/100 vs 20/100)
Comparing the Samsung Galaxy S25 Ultra vs the Vivo X300 Ultra, the Vivo X300 Ultra scores 21 points higher (87/100 vs 66/100). In the "performance" category, the Vivo X300 Ultra leads (96/100 vs 67/100). In the "camera" category, the Vivo X300 Ultra leads (96/100 vs 81/100). In the "battery" category, the Vivo X300 Ultra leads (77/100 vs 45/100). In the "value for money" category, the Vivo X300 Ultra leads (44/100 vs 20/100). In the "performance" category, the Vivo X300 Ultra notably outperforms the Samsung Galaxy S25 Ultra (96/100 vs 67/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Vivo X300 Ultra notably outperforms the Samsung Galaxy S25 Ultra (96/100 vs 81/100). In the "battery" category, the Vivo X300 Ultra significantly outperforms the Samsung Galaxy S25 Ultra (77/100 vs 45/100). In the "design" category, the Samsung Galaxy S25 Ultra notably outperforms the Vivo X300 Ultra (27/100 vs 12/100). In the "value for money" category, the Vivo X300 Ultra notably outperforms the Samsung Galaxy S25 Ultra (44/100 vs 20/100).
| Specification | Samsung Galaxy S25 Ultra | Vivo X300 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 2800202 | 4247433 | |
| Geekbench Single | 3100 | 3640 | |
| Geekbench Multi | 9760 | 11033 | |
| Display | 6.9" Dynamic AMOLED 2X | 6.8" LTPO OLED | |
| Resolution | 3120x1440 | 3168x1440 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 5000 mAh | 7000 mAh | |
| Charging | 45W | 100W | |
| Wireless charging | 15W | 40W | |
| DXOMark (camera) | 151 | 170 | |
| Main camera | 200 MP | 200 MP | |
| Ultrawide | 50 MP | 50 MP | |
| Telephoto | 50 MP | 200 MP | |
| Front camera | 12 MP | 32 MP | |
| RAM | 12GB / 16GB | 12GB / 16GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 15 / One UI 7 | Android 16 | |
| Brightness (peak) | 2600 nits | — | |
| NFC | yes | yes | |
| Protection | IP68 | IP69 | |
| Dimensions | 162.8×77.6×8.2 mm | 163.0×76.8×8.2 mm | |
| Weight | 218 g | 230 g | |
| Price | $1299 | $950 |
Samsung Galaxy S25 Ultra
- Main: 200MP f/f/1.7
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 12MP
Vivo X300 Ultra
- Main: 200MP f/f/1.6
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 32MP
Samsung Galaxy S25 Ultra
- 6.9" Dynamic AMOLED 2X
- Resolution: 3120x1440
- Refresh rate: 120 Hz
Vivo X300 Ultra
- 6.8" LTPO OLED
- Resolution: 3168x1440
- Refresh rate: 120 Hz
Samsung Galaxy S25 Ultra
- 5000 mAh
- NanoReview test: web browsing 11:10 hrs, total 28:43 hrs
- Wired: 45W
- Wireless: 15W
Vivo X300 Ultra
- 7000 mAh
- NanoReview test: web browsing 10:18 hrs, total 29:11 hrs
- Wired: 100W
- Wireless: 40W
We compared Samsung Galaxy S25 Ultra and Vivo X300 Ultra, covering their specs and all relevant benchmarks.
Vivo X300 Ultra leads Samsung Galaxy S25 Ultra by 34.1% in our overall performance rating.
Price difference: $349. Vivo X300 Ultra is cheaper by $349.
performance
In the "performance" category, the Vivo X300 Ultra notably outperforms the Samsung Galaxy S25 Ultra (96/100 vs 67/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Vivo X300 Ultra notably outperforms the Samsung Galaxy S25 Ultra (96/100 vs 81/100).
battery
In the "battery" category, the Vivo X300 Ultra significantly outperforms the Samsung Galaxy S25 Ultra (77/100 vs 45/100).
design
In the "design" category, the Samsung Galaxy S25 Ultra notably outperforms the Vivo X300 Ultra (27/100 vs 12/100).
value for money
In the "value for money" category, the Vivo X300 Ultra notably outperforms the Samsung Galaxy S25 Ultra (44/100 vs 20/100).
Which is better: the Samsung Galaxy S25 Ultra or the Vivo X300 Ultra?
The Vivo X300 Ultra significantly outperforms the Samsung Galaxy S25 Ultra by 21 points (87/100 vs 66/100).
What is the rating of the Samsung Galaxy S25 Ultra and the Vivo X300 Ultra?
The Samsung Galaxy S25 Ultra has a MobileRank rating of 66/100, the Vivo X300 Ultra — 87/100.
Which has the better camera: the Samsung Galaxy S25 Ultra or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on camera score (96/100 vs 81/100).
Which is more powerful: the Samsung Galaxy S25 Ultra or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on performance (96/100 vs 67/100).
Should you choose the Samsung Galaxy S25 Ultra over the Vivo X300 Ultra?
The Samsung Galaxy S25 Ultra is a better fit for active users, mobile photography enthusiasts. The Vivo X300 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life.