Galaxy S26 vs Galaxy S23 size
The Galaxy S26 measures 149.6 x 71.7 x 7.2 mm and the Galaxy S23 measures 146.3 x 70.9 x 7.6 mm. The Galaxy S26 is the bigger phone. Its front covers 3.4% more area than the Galaxy S23.
- Galaxy S26167 g149.6 x 71.7 x 7.2 mm
- Galaxy S23168 g146.3 x 70.9 x 7.6 mm
Outlines are drawn from published dimensions. Screen and camera shapes are simplified.
How the Galaxy S26 measures up
| Spec | Galaxy S26 | Galaxy S23 | Difference |
|---|---|---|---|
| Height | 149.6 mm 5.89 in | 146.3 mm 5.76 in | +3.3 mm (+2.3%) |
| Width | 71.7 mm 2.82 in | 70.9 mm 2.79 in | +0.8 mm (+1.1%) |
| Thickness | 7.2 mm 0.28 in | 7.6 mm 0.30 in | -0.4 mm (-5.3%) |
| Weight | 167 g 5.9 oz | 168 g 5.9 oz | -1 g (-0.6%) |
| Screen | 6.3 in | 6.1 in | +0.2 in (+3.3%) |
| Front footprint | 107.3 cm² | 103.7 cm² | +3.5 cm² (+3.4%) |
What the difference feels like
The two are within 0.8 mm of each other in width, which is the measurement your grip notices most, so they should feel close to the same in the hand.
In a jeans pocket the Galaxy S26 sits 3.3 mm higher, about 0.13 inches.
The Galaxy S23 is 0.4 mm thicker. Manufacturers measure thickness without the camera bump, so the real difference at the camera can be larger.
Common questions
Is the Galaxy S26 bigger than the Galaxy S23?
The Galaxy S26 is the bigger phone. Its front covers 3.4% more area than the Galaxy S23. Height differs by 3.3 mm and width by 0.8 mm.
Will a Galaxy S23 case fit the Galaxy S26?
No. A case is cut for one model's exact size, buttons and camera, and these two differ by 3.3 mm in height and 0.8 mm in width. Buy a case made for the Galaxy S26.
Which is easier to use with one hand?
The Galaxy S23, because it is 0.8 mm narrower. Width matters more than height for reaching across the screen with your thumb.
Cases and prices
Shop links go to Amazon. As an Amazon Associate we earn from qualifying purchases, at no extra cost to you.
Related comparisons
- Galaxy S26 vs Galaxy S26 Ultra
- Galaxy S26 vs Galaxy S26+
- Galaxy S26 vs Galaxy S24
- Galaxy S26 vs iPhone 17
- Galaxy S26 vs Galaxy S25
- Galaxy S26 FE vs Galaxy S23
- Galaxy S26 Ultra vs Galaxy S23
- Galaxy S26+ vs Galaxy S23
- Galaxy A17 5G vs Galaxy S23
- Galaxy S25 FE vs Galaxy S23
- Galaxy S25 Edge vs Galaxy S23
- Galaxy A36 5G vs Galaxy S23
Sources
- Galaxy S26: manufacturer spec page
- Galaxy S23: manufacturer spec page
See each phone's page for the full spec: Galaxy S26 and Galaxy S23.