Between the Galaxy S26 and ROG Phone 9, the Galaxy S26 comes out ahead in weight and pixel density, while the ROG Phone 9 wins on front camera and refresh rate. Overall, the Galaxy S26 scores 64.6 and the ROG Phone 9 scores 75.1 on our Mars Score.
Which should you buy?
The ROG Phone 9 is the clear pick on raw spec strength, leading by 10.5 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 the display is what you stare at all day — refresh rate, brightness, or sharpness is where the difference will be most visible. The biggest gaps in its favor are weight, pixel density, promised os updates.
Pick the ROG Phone 9 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 front camera, refresh rate, battery capacity, among others.
Both ship with comparable main camera, 5g support, water resistance, so those specs don't separate the two — focus on the differences below.
Bottom line: the ROG Phone 9 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 — 59.00 g less. 168 vs 227.
- ▲Pixel density — 9.54% more. 425 ppi vs 388 ppi.
- ▲Promised OS updates: 7 (vs 3).
Why ASUS - ROG Phone 9 wins
- ▲Front camera — 166.67% more. 32 MP vs 12 MP.
- ▲Refresh rate — 54.17% more. 185 Hz vs 120 Hz.
- ▲Battery capacity — 45.00% more. 5800 mAh vs 4000 mAh.
- ▲Wired charging — 44.44% more. 65 W vs 45 W.
- ▲RAM — 33.33% more. 16 GB vs 12 GB.
- ▲AnTuTu — 20.00% more. 2580000 vs 2150000.
- ▲Screen size — 9.35% more. 6.78 " vs 6.2 ".
- ▲Has Headphone jack.
Spec comparison
Design
| Spec | Samsung - Galaxy S26 | ASUS - ROG Phone 9 |
|---|---|---|
| Weight | 168 glead | 227 g |
| Thickness | 7.4 mmlead | 8.9 mm |
| Water resistanceⓘ | IP68 | IP68 |
| Form factor | bar | bar |
Display
| Spec | Samsung - Galaxy S26 | ASUS - ROG Phone 9 |
|---|---|---|
| Screen sizeⓘ | 6.2 " | 6.78 "lead |
| Pixel densityⓘ | 425 ppilead | 388 ppi |
| Refresh rateⓘ | 120 Hz | 185 Hzlead |
| Peak brightnessⓘ | 2400 nits | 2500 nitslead |
Performance
Cameras
| Spec | Samsung - Galaxy S26 | ASUS - ROG Phone 9 |
|---|---|---|
| Main cameraⓘ | 50 MP | 50 MP |
| Front camera | 12 MP | 32 MPlead |
| Optical image stabilizationⓘ | true | true |
Battery
| Spec | Samsung - Galaxy S26 | ASUS - ROG Phone 9 |
|---|---|---|
| Battery capacity | 4000 mAh | 5800 mAhlead |
| Wired chargingⓘ | 45 W | 65 Wlead |
| Wireless chargingⓘ | 15 W | 15 W |
Connectivity
| Spec | Samsung - Galaxy S26 | ASUS - ROG Phone 9 |
|---|---|---|
| 5G supportⓘ | true | true |
| Headphone jack | false | truelead |
| microSD slot | false | false |
Operating System
| Spec | Samsung - Galaxy S26 | ASUS - ROG Phone 9 |
|---|---|---|
| OS | Android | Android |
| Promised OS updates | 7 yearslead | 3 years |
Frequently asked
Which has better battery, Galaxy S26 or ROG Phone 9?+
ROG Phone 9 has 45.0% more battery — 4000 mAh vs 5800 mAh.
Which is lighter, Galaxy S26 or ROG Phone 9?+
Galaxy S26 is 59g lighter — 168g vs 227g.
Is Galaxy S26 waterproof?+
Galaxy S26 has an IP68 rating.
Does ROG Phone 9 support 5G?+
Yes, ROG Phone 9 supports 5G.
Which has more RAM, Galaxy S26 or ROG Phone 9?+
ROG Phone 9 offers 16GB of RAM.
Which has a better camera, Galaxy S26 or ROG Phone 9?+
ROG Phone 9 has a 50 MP main camera vs 50 MP.
Spec-level deep dives
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