Samsung Galaxy S25 vs Vivo iQOO 15 Ultra
The Samsung Galaxy S25 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5; estimated prices are $799 and $799. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 84/100 vs 54/100 (a 30-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 4000); the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 2,615,773); the Samsung Galaxy S25 is noticeably lighter (162g vs 227g).
Samsung Galaxy S25
Vivo iQOO 15 Ultra
- Lighter: 162g vs 227g
- Better design/ergonomics (97/100 vs 16/100)
- Higher AnTuTu: 4602290 vs 2615773
- Better Geekbench Single: 3640 vs 3050
- Better Geekbench Multi: 11033 vs 9600
- Bigger battery: 7400 vs 4000 mAh
- Faster charging: 120W vs 25W
- Higher refresh rate: 144Hz vs 120Hz
- Faster wireless charging: 50W vs 15W
- Higher performance (97/100 vs 64/100)
- Better camera (74/100 vs 35/100)
- Longer battery life (86/100 vs 15/100)
Comparing the Samsung Galaxy S25 vs the Vivo iQOO 15 Ultra, the Vivo iQOO 15 Ultra scores 30 points higher (84/100 vs 54/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (97/100 vs 64/100). In the "camera" category, the Vivo iQOO 15 Ultra leads (74/100 vs 35/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (86/100 vs 15/100). In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Samsung Galaxy S25 (97/100 vs 64/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Samsung Galaxy S25 (74/100 vs 35/100). In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Samsung Galaxy S25 (86/100 vs 15/100). In the "design" category, the Samsung Galaxy S25 significantly outperforms the Vivo iQOO 15 Ultra (97/100 vs 16/100). In the "value for money" category, both devices are on the same level — 55/100.
| Specification | Samsung Galaxy S25 | Vivo iQOO 15 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 2615773 | 4602290 | |
| Geekbench Single | 3050 | 3640 | |
| Geekbench Multi | 9600 | 11033 | |
| Display | 6.2" Dynamic AMOLED 2X | 6.8" LTPO AMOLED | |
| Resolution | 2340x1080 | 1440x3168 | |
| Refresh rate | 120 Hz | 144 Hz | |
| Battery | 4000 mAh | 7400 mAh | |
| Charging | 25W | 120W | |
| Wireless charging | 15W | 50W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 12 MP | 50 MP | |
| Telephoto | 10 MP | 50 MP | |
| Front camera | 12 MP | 32 MP | |
| RAM | 12GB | 12GB / 16GB / 24GB | |
| Storage | 128GB / 256GB / 512GB | 256GB / 512GB / 1TB | |
| OS | Android 15 / One UI 7 | Android 16 | |
| Brightness (peak) | 2600 nits | 8000 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 158.4×75.8×7.3 mm | 163.7×76.8×8.7 mm | |
| Weight | 162 g | 227 g | |
| Price | $799 | $799 |
Samsung Galaxy S25
- Main: 50MP f/f/1.8
- Ultrawide: 12MP
- Telephoto: 10MP
- Front: 12MP
Vivo iQOO 15 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Samsung Galaxy S25
- 6.2" Dynamic AMOLED 2X
- Resolution: 2340x1080
- Refresh rate: 120 Hz
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Samsung Galaxy S25
- 4000 mAh
- Wired: 25W
- Wireless: 15W
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
We compared Samsung Galaxy S25 and Vivo iQOO 15 Ultra, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads Samsung Galaxy S25 by 43.2% in our overall performance rating.
Price difference: $0. Same price.
performance
In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Samsung Galaxy S25 (97/100 vs 64/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Samsung Galaxy S25 (74/100 vs 35/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Samsung Galaxy S25 (86/100 vs 15/100).
design
In the "design" category, the Samsung Galaxy S25 significantly outperforms the Vivo iQOO 15 Ultra (97/100 vs 16/100).
value for money
In the "value for money" category, both devices are on the same level — 55/100.
Which is better: the Samsung Galaxy S25 or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra significantly outperforms the Samsung Galaxy S25 by 30 points (84/100 vs 54/100).
What is the rating of the Samsung Galaxy S25 and the Vivo iQOO 15 Ultra?
The Samsung Galaxy S25 has a MobileRank rating of 54/100, the Vivo iQOO 15 Ultra — 84/100.
Which has the better camera: the Samsung Galaxy S25 or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on camera score (74/100 vs 35/100).
Which is more powerful: the Samsung Galaxy S25 or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on performance (97/100 vs 64/100).
Should you choose the Samsung Galaxy S25 over the Vivo iQOO 15 Ultra?
The Samsung Galaxy S25 is a better fit for active users. The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life.