Between the Galaxy S25 Ultra and OnePlus 13R, the Galaxy S25 Ultra comes out ahead in main camera and pixel density, while the OnePlus 13R wins on wired charging and front camera. Overall, the Galaxy S25 Ultra scores 73.9 and the OnePlus 13R scores 71.3 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (73.9 vs 71.3). The decision isn't about overall quality — both clear the bar — it's about which specific trade-offs fit your use.
Pick the Galaxy S25 Ultra if you photograph or shoot video regularly and want the better imaging pipeline of the two. The biggest gaps in its favor are main camera, pixel density, antutu, among others.
Pick the OnePlus 13R if your top frustration with your current device is running out of charge before the day ends — endurance is the lead spec here. Its strongest claims are wired charging, front camera, battery capacity, among others.
Both ship with comparable ram, refresh rate, 5g support, so those specs don't separate the two — focus on the differences below.
Bottom line: there is no wrong answer here — match the spec advantages to how you actually use the product. The Mars Score parity tells you both are well-rounded; the differences are about trade-offs, not quality.
Why Samsung - Galaxy S25 Ultra wins
- ▲Main camera — 300.00% more. 200 MP vs 50 MP.
- ▲Pixel density — 11.33% more. 501 ppi vs 450 ppi.
- ▲AnTuTu — 3.37% more. 2150000 vs 2080000.
- ▲Screen size — 1.77% more. 6.9 " vs 6.78 ".
- ▲Water resistance: IP68 (vs IP65).
- ▲Promised OS updates: 7 (vs 4).
- ▲Wireless charging: 15 W vs 0 W.
Why OnePlus 13R wins
- ▲Wired charging — 77.78% more. 80 W vs 45 W.
- ▲Front camera — 33.33% more. 16 MP vs 12 MP.
- ▲Battery capacity — 20.00% more. 6000 mAh vs 5000 mAh.
- ▲Weight — 12.00 g less. 206 vs 218.
Spec comparison
Design
| Spec | Samsung - Galaxy S25 Ultra | OnePlus 13R |
|---|---|---|
| Weight | 218 g | 206 glead |
| Thickness | 8.2 mm | 8.0 mmlead |
| Water resistanceⓘ | IP68lead | IP65 |
| Form factor | bar | bar |
Display
| Spec | Samsung - Galaxy S25 Ultra | OnePlus 13R |
|---|---|---|
| Screen sizeⓘ | 6.9 "lead | 6.78 " |
| Pixel densityⓘ | 501 ppilead | 450 ppi |
| Refresh rateⓘ | 120 Hz | 120 Hz |
| Peak brightnessⓘ | 2600 nits | 4500 nitslead |
Performance
Cameras
| Spec | Samsung - Galaxy S25 Ultra | OnePlus 13R |
|---|---|---|
| Main cameraⓘ | 200 MPlead | 50 MP |
| Front camera | 12 MP | 16 MPlead |
| Optical image stabilizationⓘ | true | true |
Battery
| Spec | Samsung - Galaxy S25 Ultra | OnePlus 13R |
|---|---|---|
| Battery capacity | 5000 mAh | 6000 mAhlead |
| Wired chargingⓘ | 45 W | 80 Wlead |
| Wireless chargingⓘ | 15 Wlead | 0 W |
Connectivity
| Spec | Samsung - Galaxy S25 Ultra | OnePlus 13R |
|---|---|---|
| 5G supportⓘ | true | true |
| Headphone jack | false | false |
| microSD slot | false | false |
Operating System
| Spec | Samsung - Galaxy S25 Ultra | OnePlus 13R |
|---|---|---|
| OS | Android | Android |
| Promised OS updates | 7 yearslead | 4 years |
Frequently asked
Which has better battery, Galaxy S25 Ultra or OnePlus 13R?+
OnePlus 13R has 20.0% more battery — 5000 mAh vs 6000 mAh.
Which is lighter, Galaxy S25 Ultra or OnePlus 13R?+
OnePlus 13R is 12g lighter — 218g vs 206g.
Is Galaxy S25 Ultra waterproof?+
Galaxy S25 Ultra has an IP68 rating.
Does OnePlus 13R support 5G?+
Yes, OnePlus 13R supports 5G.
Which has a better camera, Galaxy S25 Ultra or OnePlus 13R?+
Galaxy S25 Ultra has a 200 MP main camera vs 50 MP.
Spec-level deep dives
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