Samsung Galaxy S25 Ultra vs Vivo iQOO 15
The Samsung Galaxy S25 Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $1299 and $599. By overall MobileRank rating, the Vivo iQOO 15 leads — 86/100 vs 79/100 (a 7-point difference). Key differences: the Vivo iQOO 15 has the bigger battery (7000 mAh vs 5000); the main camera is 200 MP vs 50 MP; the Vivo iQOO 15 is faster in AnTuTu (3,758,268 vs 2,780,751).
Profile comparison
Category scores
Samsung Galaxy S25 Ultra
Vivo iQOO 15
What makes Samsung Galaxy S25 Ultra better?
- Better Geekbench Single: 3100 vs 3013
- Better Geekbench Multi: 9760 vs 9287
- Better main camera: 200MP vs 50MP
- Better camera (81/100 vs 78/100)
What makes Vivo iQOO 15 better?
- Higher AnTuTu: 3758268 vs 2780751
- Bigger battery: 7000 vs 5000 mAh
- Faster charging: 100W vs 45W
- Higher refresh rate: 144Hz vs 120Hz
- Faster wireless charging: 40W vs 15W
- Lighter: 215g vs 218g
- Cheaper at launch: $599 vs $1299
- Higher performance (94/100 vs 91/100)
- Longer battery life (85/100 vs 56/100)
- Better display (99/100 vs 88/100)
- Better portability (48/100 vs 46/100)
Comparison verdict
Comparing the Samsung Galaxy S25 Ultra vs the Vivo iQOO 15, the Vivo iQOO 15 scores 7 points higher (86/100 vs 79/100). In the "battery" category, the Vivo iQOO 15 leads (85/100 vs 56/100). Value score: Samsung Galaxy S25 Ultra — 68/100, Vivo iQOO 15 — 86/100; 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 iQOO 15 and the Samsung Galaxy S25 Ultra are nearly equal (94/100 vs 91/100). In the "display" category, the Vivo iQOO 15 is a bit better (99/100 vs 88/100). In the "camera" category, the Samsung Galaxy S25 Ultra and the Vivo iQOO 15 are nearly equal (81/100 vs 78/100). In the "battery" category, the Vivo iQOO 15 notably outperforms the Samsung Galaxy S25 Ultra (85/100 vs 56/100). In the "portability" category, the Vivo iQOO 15 and the Samsung Galaxy S25 Ultra are nearly equal (48/100 vs 46/100).
Specs comparison
| Specification | Samsung Galaxy S25 Ultra | Vivo iQOO 15 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 2780751 | 3758268 | |
| Geekbench Single | 3100 | 3013 | |
| Geekbench Multi | 9760 | 9287 | |
| Display | 6.9" Dynamic AMOLED 2X | 6.8" LTPO AMOLED | |
| Resolution | 3120x1440 | 1440x3168 | |
| Refresh rate | 120 Hz | 144 Hz | |
| Battery | 5000 mAh | 7000 mAh | |
| Charging | 45W | 100W | |
| Wireless charging | 15W | 40W | |
| 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 | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 15 / One UI 7 | Android 16 | |
| Brightness (peak) | 2600 nits | 6000 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 162.8×77.6×8.2 mm | 163.7×76.8×8.1 mm | |
| Weight | 218 g | 215 g | |
| Launch price | $1299 | $599 |
Camera comparison
Samsung Galaxy S25 Ultra
- Main: 200MP f/1.7
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 12MP
Vivo iQOO 15
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Display comparison
Samsung Galaxy S25 Ultra
- 6.9" Dynamic AMOLED 2X
- Resolution: 3120x1440
- Refresh rate: 120 Hz
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Battery and charging
Samsung Galaxy S25 Ultra
- 5000 mAh
- NanoReview test: web browsing 11:10 hrs, total 28:43 hrs
- Wired: 45W
- Wireless: 15W
Vivo iQOO 15
- 7000 mAh
- NanoReview test: web browsing 18:52 hrs, total 39:26 hrs
- Wired: 100W
- Wireless: 40W
Overall performance score
We compared Samsung Galaxy S25 Ultra and Vivo iQOO 15, covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads Samsung Galaxy S25 Ultra by 26.0% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $700. Vivo iQOO 15 was $700 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 and the Samsung Galaxy S25 Ultra are nearly equal (94/100 vs 91/100).
display
In the "display" category, the Vivo iQOO 15 is a bit better (99/100 vs 88/100).
camera
In the "camera" category, the Samsung Galaxy S25 Ultra and the Vivo iQOO 15 are nearly equal (81/100 vs 78/100).
battery
In the "battery" category, the Vivo iQOO 15 notably outperforms the Samsung Galaxy S25 Ultra (85/100 vs 56/100).
portability
In the "portability" category, the Vivo iQOO 15 and the Samsung Galaxy S25 Ultra are nearly equal (48/100 vs 46/100).
Frequently asked questions
Which is better: the Samsung Galaxy S25 Ultra or the Vivo iQOO 15?
The Vivo iQOO 15 edges out the Samsung Galaxy S25 Ultra by just 7 points — the two devices are very close in overall level.
What is the rating of the Samsung Galaxy S25 Ultra and the Vivo iQOO 15?
The Samsung Galaxy S25 Ultra has a MobileRank rating of 79/100, the Vivo iQOO 15 — 86/100.
Should you choose the Samsung Galaxy S25 Ultra over the Vivo iQOO 15?
The Samsung Galaxy S25 Ultra is a better fit for gamers and power users, mobile photography enthusiasts. The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.