Samsung Galaxy S25 Ultra vs Vivo iQOO 15 Ultra
The Samsung Galaxy S25 Ultra (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 $1299 and $799. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 84/100 vs 66/100 (a 18-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 5000); the main camera is 200 MP vs 50 MP; the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 2,800,202).
Samsung Galaxy S25 Ultra
Vivo iQOO 15 Ultra
- Better main camera: 200MP vs 50MP
- Lighter: 218g vs 227g
- Better camera (81/100 vs 74/100)
- Better design/ergonomics (27/100 vs 16/100)
- Higher AnTuTu: 4602290 vs 2800202
- Better Geekbench Single: 3640 vs 3100
- Better Geekbench Multi: 11033 vs 9760
- Bigger battery: 7400 vs 5000 mAh
- Faster charging: 120W vs 45W
- Higher refresh rate: 144Hz vs 120Hz
- Faster wireless charging: 50W vs 15W
- Cheaper: $799 vs $1299
- Higher performance (97/100 vs 67/100)
- Longer battery life (86/100 vs 45/100)
- Better value for money (55/100 vs 20/100)
Comparing the Samsung Galaxy S25 Ultra vs the Vivo iQOO 15 Ultra, the Vivo iQOO 15 Ultra scores 18 points higher (84/100 vs 66/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (97/100 vs 67/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (86/100 vs 45/100). In the "value for money" category, the Vivo iQOO 15 Ultra leads (55/100 vs 20/100). In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Samsung Galaxy S25 Ultra (97/100 vs 67/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Samsung Galaxy S25 Ultra is a bit better (81/100 vs 74/100). In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Samsung Galaxy S25 Ultra (86/100 vs 45/100). In the "design" category, the Samsung Galaxy S25 Ultra is a bit better (27/100 vs 16/100). In the "value for money" category, the Vivo iQOO 15 Ultra significantly outperforms the Samsung Galaxy S25 Ultra (55/100 vs 20/100).
| Specification | Samsung Galaxy S25 Ultra | Vivo iQOO 15 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 2800202 | 4602290 | |
| Geekbench Single | 3100 | 3640 | |
| Geekbench Multi | 9760 | 11033 | |
| Display | 6.9" Dynamic AMOLED 2X | 6.8" LTPO AMOLED | |
| Resolution | 3120x1440 | 1440x3168 | |
| Refresh rate | 120 Hz | 144 Hz | |
| Battery | 5000 mAh | 7400 mAh | |
| Charging | 45W | 120W | |
| Wireless charging | 15W | 50W | |
| DXOMark (camera) | 151 | — | |
| Main camera | 200 MP | 50 MP | |
| Ultrawide | 50 MP | 50 MP | |
| Telephoto | 50 MP | 50 MP | |
| Front camera | 12 MP | 32 MP | |
| RAM | 12GB / 16GB | 12GB / 16GB / 24GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 15 / One UI 7 | Android 16 | |
| Brightness (peak) | 2600 nits | 8000 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 162.8×77.6×8.2 mm | 163.7×76.8×8.7 mm | |
| Weight | 218 g | 227 g | |
| Price | $1299 | $799 |
Samsung Galaxy S25 Ultra
- Main: 200MP f/f/1.7
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 12MP
Vivo iQOO 15 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Samsung Galaxy S25 Ultra
- 6.9" Dynamic AMOLED 2X
- Resolution: 3120x1440
- Refresh rate: 120 Hz
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Samsung Galaxy S25 Ultra
- 5000 mAh
- NanoReview test: web browsing 11:10 hrs, total 28:43 hrs
- Wired: 45W
- Wireless: 15W
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
We compared Samsung Galaxy S25 Ultra and Vivo iQOO 15 Ultra, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads Samsung Galaxy S25 Ultra by 39.2% in our overall performance rating.
Price difference: $500. Vivo iQOO 15 Ultra is cheaper by $500.
performance
In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Samsung Galaxy S25 Ultra (97/100 vs 67/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Samsung Galaxy S25 Ultra is a bit better (81/100 vs 74/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Samsung Galaxy S25 Ultra (86/100 vs 45/100).
design
In the "design" category, the Samsung Galaxy S25 Ultra is a bit better (27/100 vs 16/100).
value for money
In the "value for money" category, the Vivo iQOO 15 Ultra significantly outperforms the Samsung Galaxy S25 Ultra (55/100 vs 20/100).
Which is better: the Samsung Galaxy S25 Ultra or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra is noticeably better than the Samsung Galaxy S25 Ultra — the overall rating gap is 18 points.
What is the rating of the Samsung Galaxy S25 Ultra and the Vivo iQOO 15 Ultra?
The Samsung Galaxy S25 Ultra has a MobileRank rating of 66/100, the Vivo iQOO 15 Ultra — 84/100.
Which has the better camera: the Samsung Galaxy S25 Ultra or the Vivo iQOO 15 Ultra?
The Samsung Galaxy S25 Ultra leads on camera score (81/100 vs 74/100).
Which is more powerful: the Samsung Galaxy S25 Ultra or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on performance (97/100 vs 67/100).
Should you choose the Samsung Galaxy S25 Ultra over the Vivo iQOO 15 Ultra?
The Samsung Galaxy S25 Ultra is a better fit for active users, mobile photography enthusiasts. The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life.