Samsung Galaxy S25 Ultra vs Xiaomi 17 Ultra
The Samsung Galaxy S25 Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Xiaomi 17 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5; estimated prices are $1299 and $999. By overall MobileRank rating, the Xiaomi 17 Ultra leads — 82/100 vs 66/100 (a 16-point difference). Key differences: the Xiaomi 17 Ultra has the bigger battery (6000 mAh vs 5000); the main camera is 200 MP vs 50 MP; the Xiaomi 17 Ultra is faster in AnTuTu (3,593,401 vs 2,800,202); per DXOMark lab testing, the Xiaomi 17 Ultra has the stronger camera (166 vs 151).
Samsung Galaxy S25 Ultra
Xiaomi 17 Ultra
- Better main camera: 200MP vs 50MP
- Lighter: 218g vs 226g
- Better design/ergonomics (27/100 vs 17/100)
- Higher AnTuTu: 3593401 vs 2800202
- Better Geekbench Single: 3640 vs 3100
- Better Geekbench Multi: 11033 vs 9760
- Bigger battery: 6000 vs 5000 mAh
- Faster charging: 90W vs 45W
- Faster wireless charging: 50W vs 15W
- Cheaper: $999 vs $1299
- Higher performance (87/100 vs 67/100)
- Better camera (93/100 vs 81/100)
- Longer battery life (72/100 vs 45/100)
- Better value for money (41/100 vs 20/100)
Comparing the Samsung Galaxy S25 Ultra vs the Xiaomi 17 Ultra, the Xiaomi 17 Ultra scores 16 points higher (82/100 vs 66/100). In the "performance" category, the Xiaomi 17 Ultra leads (87/100 vs 67/100). In the "camera" category, the Xiaomi 17 Ultra leads (93/100 vs 81/100). In the "battery" category, the Xiaomi 17 Ultra leads (72/100 vs 45/100). In the "value for money" category, the Xiaomi 17 Ultra leads (41/100 vs 20/100). In the "performance" category, the Xiaomi 17 Ultra notably outperforms the Samsung Galaxy S25 Ultra (87/100 vs 67/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Xiaomi 17 Ultra is a bit better (93/100 vs 81/100). In the "battery" category, the Xiaomi 17 Ultra notably outperforms the Samsung Galaxy S25 Ultra (72/100 vs 45/100). In the "design" category, the Samsung Galaxy S25 Ultra is a bit better (27/100 vs 17/100). In the "value for money" category, the Xiaomi 17 Ultra notably outperforms the Samsung Galaxy S25 Ultra (41/100 vs 20/100).
| Specification | Samsung Galaxy S25 Ultra | Xiaomi 17 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 2800202 | 3593401 | |
| Geekbench Single | 3100 | 3640 | |
| Geekbench Multi | 9760 | 11033 | |
| Display | 6.9" Dynamic AMOLED 2X | 6.8" LTPO AMOLED | |
| Resolution | 3120x1440 | 3200x1440 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 5000 mAh | 6000 mAh | |
| Charging | 45W | 90W | |
| Wireless charging | 15W | 50W | |
| DXOMark (camera) | 151 | 166 | |
| Main camera | 200 MP | 50 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 | 3500 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 162.8×77.6×8.2 mm | 162.9×77.6×8.3 mm | |
| Weight | 218 g | 226 g | |
| Price | $1299 | $999 |
Samsung Galaxy S25 Ultra
- Main: 200MP f/f/1.7
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 12MP
Xiaomi 17 Ultra
- Main: 50MP f/1.63
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 32MP
Samsung Galaxy S25 Ultra
- 6.9" Dynamic AMOLED 2X
- Resolution: 3120x1440
- Refresh rate: 120 Hz
Xiaomi 17 Ultra
- 6.8" LTPO AMOLED
- Resolution: 3200x1440
- 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
Xiaomi 17 Ultra
- 6000 mAh
- NanoReview test: web browsing 16:09 hrs, total 33:23 hrs
- Wired: 90W
- Wireless: 50W
We compared Samsung Galaxy S25 Ultra and Xiaomi 17 Ultra, covering their specs and all relevant benchmarks.
Xiaomi 17 Ultra leads Samsung Galaxy S25 Ultra by 22.1% in our overall performance rating.
Price difference: $300. Xiaomi 17 Ultra is cheaper by $300.
performance
In the "performance" category, the Xiaomi 17 Ultra notably outperforms the Samsung Galaxy S25 Ultra (87/100 vs 67/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Xiaomi 17 Ultra is a bit better (93/100 vs 81/100).
battery
In the "battery" category, the Xiaomi 17 Ultra notably outperforms the Samsung Galaxy S25 Ultra (72/100 vs 45/100).
design
In the "design" category, the Samsung Galaxy S25 Ultra is a bit better (27/100 vs 17/100).
value for money
In the "value for money" category, the Xiaomi 17 Ultra notably outperforms the Samsung Galaxy S25 Ultra (41/100 vs 20/100).
Which is better: the Samsung Galaxy S25 Ultra or the Xiaomi 17 Ultra?
The Xiaomi 17 Ultra is noticeably better than the Samsung Galaxy S25 Ultra — the overall rating gap is 16 points.
What is the rating of the Samsung Galaxy S25 Ultra and the Xiaomi 17 Ultra?
The Samsung Galaxy S25 Ultra has a MobileRank rating of 66/100, the Xiaomi 17 Ultra — 82/100.
Which has the better camera: the Samsung Galaxy S25 Ultra or the Xiaomi 17 Ultra?
The Xiaomi 17 Ultra leads on camera score (93/100 vs 81/100).
Which is more powerful: the Samsung Galaxy S25 Ultra or the Xiaomi 17 Ultra?
The Xiaomi 17 Ultra leads on performance (87/100 vs 67/100).
Should you choose the Samsung Galaxy S25 Ultra over the Xiaomi 17 Ultra?
The Samsung Galaxy S25 Ultra is a better fit for active users, mobile photography enthusiasts. The Xiaomi 17 Ultra is a better fit for gamers and power users, mobile photography enthusiasts.