OnePlus 9 vs Samsung Galaxy S25 Ultra
The OnePlus 9 (2021) runs on the Qualcomm Snapdragon 888, while the Samsung Galaxy S25 Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $729 and $1299. By overall MobileRank rating, the Samsung Galaxy S25 Ultra leads — 80/100 vs 60/100 (a 20-point difference). Key differences: the Samsung Galaxy S25 Ultra has the bigger battery (5000 mAh vs 4500); the main camera is 48 MP vs 200 MP; the Samsung Galaxy S25 Ultra is faster in AnTuTu (3,128,552 vs 1,157,244); the OnePlus 9 is noticeably lighter (192g vs 218g).
Profile comparison
Category scores
OnePlus 9
Samsung Galaxy S25 Ultra
What makes OnePlus 9 better?
- Faster charging: 65W vs 45W
- Lighter: 192g vs 218g
- Cheaper at launch: $729 vs $1299
- Better portability (56/100 vs 46/100)
What makes Samsung Galaxy S25 Ultra better?
- Higher AnTuTu: 3128552 vs 1157244
- Better Geekbench Single: 3100 vs 1500
- Better Geekbench Multi: 9760 vs 3537
- Bigger battery: 5000 vs 4500 mAh
- Better main camera: 200MP vs 48MP
- Higher performance (92/100 vs 64/100)
- Better camera (81/100 vs 51/100)
- Longer battery life (56/100 vs 50/100)
- Better display (88/100 vs 80/100)
Comparison verdict
Comparing the OnePlus 9 vs the Samsung Galaxy S25 Ultra, the Samsung Galaxy S25 Ultra scores 20 points higher (80/100 vs 60/100). In the "performance" category, the Samsung Galaxy S25 Ultra leads (92/100 vs 64/100). In the "camera" category, the Samsung Galaxy S25 Ultra leads (81/100 vs 51/100). Value score: OnePlus 9 — 34/100, Samsung Galaxy S25 Ultra — 70/100; 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 Samsung Galaxy S25 Ultra notably outperforms the OnePlus 9 (92/100 vs 64/100). In the "display" category, the Samsung Galaxy S25 Ultra is a bit better (88/100 vs 80/100). In the "camera" category, the Samsung Galaxy S25 Ultra significantly outperforms the OnePlus 9 (81/100 vs 51/100). In the "battery" category, the Samsung Galaxy S25 Ultra is a bit better (56/100 vs 50/100). In the "portability" category, the OnePlus 9 is a bit better (56/100 vs 46/100).
Specs comparison
| Specification | OnePlus 9 | Samsung Galaxy S25 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 888 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 1157244 | 3128552 | |
| Geekbench Single | 1500 | 3100 | |
| Geekbench Multi | 3537 | 9760 | |
| Display | 6.5" AMOLED | 6.9" Dynamic AMOLED 2X | |
| Resolution | 2400x1080 | 3120x1440 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 4500 mAh | 5000 mAh | |
| Charging | 65W | 45W | |
| Wireless charging | 15W | 15W | |
| DXOMark (camera) | — | 151 | |
| Main camera | 48 MP | 200 MP | |
| Ultrawide | 50 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 16 MP | 12 MP | |
| RAM | 8GB / 12GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Android 11 | Android 15 / One UI 7 | |
| Brightness (peak) | 1100 nits | 2600 nits | |
| NFC | yes | yes | |
| Protection | — | IP68 | |
| Dimensions | 160.0×74.2×8.7 mm | 162.8×77.6×8.2 mm | |
| Weight | 192 g | 218 g | |
| Launch price | $729 | $1299 |
Camera comparison
OnePlus 9
- Main: 48MP f/1.8
- Ultrawide: 50MP
- Front: 16MP
Samsung Galaxy S25 Ultra
- Main: 200MP f/1.7
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 12MP
Display comparison
OnePlus 9
- 6.5" AMOLED
- Resolution: 2400x1080
- Refresh rate: 120 Hz
Samsung Galaxy S25 Ultra
- 6.9" Dynamic AMOLED 2X
- Resolution: 3120x1440
- Refresh rate: 120 Hz
Battery and charging
OnePlus 9
- 4500 mAh
- Wired: 65W
- Wireless: 15W
Samsung Galaxy S25 Ultra
- 5000 mAh
- NanoReview test: web browsing 11:10 hrs, total 28:43 hrs
- Wired: 45W
- Wireless: 15W
Overall performance score
We compared OnePlus 9 and Samsung Galaxy S25 Ultra, covering their specs and all relevant benchmarks.
Samsung Galaxy S25 Ultra leads OnePlus 9 by 63.0% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $570. OnePlus 9 was $570 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Samsung Galaxy S25 Ultra notably outperforms the OnePlus 9 (92/100 vs 64/100).
display
In the "display" category, the Samsung Galaxy S25 Ultra is a bit better (88/100 vs 80/100).
camera
In the "camera" category, the Samsung Galaxy S25 Ultra significantly outperforms the OnePlus 9 (81/100 vs 51/100).
battery
In the "battery" category, the Samsung Galaxy S25 Ultra is a bit better (56/100 vs 50/100).
portability
In the "portability" category, the OnePlus 9 is a bit better (56/100 vs 46/100).
Frequently asked questions
Which is better: the OnePlus 9 or the Samsung Galaxy S25 Ultra?
The Samsung Galaxy S25 Ultra significantly outperforms the OnePlus 9 by 20 points (80/100 vs 60/100).
What is the rating of the OnePlus 9 and the Samsung Galaxy S25 Ultra?
The OnePlus 9 has a MobileRank rating of 60/100, the Samsung Galaxy S25 Ultra — 80/100.
Which has the better camera: the OnePlus 9 or the Samsung Galaxy S25 Ultra?
The Samsung Galaxy S25 Ultra leads on camera score (81/100 vs 51/100).
Which is more powerful: the OnePlus 9 or the Samsung Galaxy S25 Ultra?
The Samsung Galaxy S25 Ultra leads on performance (92/100 vs 64/100).
Should you choose the OnePlus 9 over the Samsung Galaxy S25 Ultra?
The OnePlus 9 is a better fit for active users. The Samsung Galaxy S25 Ultra is a better fit for gamers and power users, mobile photography enthusiasts.