Between the Galaxy S26 and OnePlus 13, the Galaxy S26 comes out ahead in weight / promised os updates, while the OnePlus 13 wins on wireless charging / front camera. Overall, the Galaxy S26 scores 64.6 and the OnePlus 13 scores 73.8 on our Mars Score.
Which should you buy?
The OnePlus 13 is the clear pick on raw spec strength, leading by 9.2 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
Pick the Galaxy S26 if you carry the device everywhere and weight or thickness has been the deciding factor before. The biggest gaps in its favor are weight, promised os updates.
Pick the OnePlus 13 if you photograph or shoot video regularly and want the better imaging pipeline of the two. Its strongest claims are wireless charging, front camera, wired charging, among others.
Both ship with comparable main camera, refresh rate, 5g support, so those specs do not separate the two — focus on the differences below.
Bottom line: the OnePlus 13 is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why Samsung - Galaxy S26 wins
- ▲Weight — 42.00 g less. 168 vs 210.
- ▲Promised OS updates: 7 (vs 4).
Why OnePlus 13 wins
- ▲Wireless charging — 233.33% more. 50 W vs 15 W.
- ▲Front camera — 166.67% more. 32 MP vs 12 MP.
- ▲Wired charging — 122.22% more. 100 W vs 45 W.
- ▲Battery capacity — 50.00% more. 6000 mAh vs 4000 mAh.
- ▲RAM — 33.33% more. 16 GB vs 12 GB.
- ▲AnTuTu — 22.79% more. 2640000 vs 2150000.
- ▲Pixel density — 20.00% more. 510 ppi vs 425 ppi.
- ▲Screen size — 10.00% more. 6.82 " vs 6.2 ".
Spec comparison
Design
| Spec | Samsung - Galaxy S26 | OnePlus 13 |
|---|---|---|
| Weight | 168 glead | 210 g |
| Thickness | 7.4 mmlead | 8.5 mm |
| Water resistanceⓘ | IP68 | IP69lead |
| Form factor | bar | bar |
Display
| Spec | Samsung - Galaxy S26 | OnePlus 13 |
|---|---|---|
| Screen sizeⓘ | 6.2 " | 6.82 "lead |
| Pixel densityⓘ | 425 ppi | 510 ppilead |
| Refresh rateⓘ | 120 Hz | 120 Hz |
| Peak brightnessⓘ | 2400 nits | 4500 nitslead |
Performance
Cameras
| Spec | Samsung - Galaxy S26 | OnePlus 13 |
|---|---|---|
| Main cameraⓘ | 50 MP | 50 MP |
| Front camera | 12 MP | 32 MPlead |
| Optical image stabilizationⓘ | true | true |
Battery
| Spec | Samsung - Galaxy S26 | OnePlus 13 |
|---|---|---|
| Battery capacity | 4000 mAh | 6000 mAhlead |
| Wired chargingⓘ | 45 W | 100 Wlead |
| Wireless chargingⓘ | 15 W | 50 Wlead |
Connectivity
| Spec | Samsung - Galaxy S26 | OnePlus 13 |
|---|---|---|
| 5G supportⓘ | true | true |
| Headphone jack | false | false |
| microSD slot | false | false |
Operating System
| Spec | Samsung - Galaxy S26 | OnePlus 13 |
|---|---|---|
| OS | Android | Android |
| Promised OS updates | 7 yearslead | 4 years |
Frequently asked
Which has better battery, Galaxy S26 or OnePlus 13?+
OnePlus 13 has 50.0% more battery — 4000 mAh vs 6000 mAh.
Which is lighter, Galaxy S26 or OnePlus 13?+
Galaxy S26 is 42g lighter — 168g vs 210g.
Is Galaxy S26 waterproof?+
Galaxy S26 has an IP68 rating.
Does OnePlus 13 support 5G?+
Yes, OnePlus 13 supports 5G.
Which has more RAM, Galaxy S26 or OnePlus 13?+
OnePlus 13 offers 16GB of RAM.
Which has a better camera, Galaxy S26 or OnePlus 13?+
OnePlus 13 has a 50 MP main camera vs 50 MP.
Spec-level deep dives
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