Galaxy Z Fold8 Ultra vs Galaxy Z TriFold size
The Galaxy Z Fold8 Ultra measures 158.4 x 72.8 x 8.9 mm and the Galaxy Z TriFold measures 159.2 x 75 x 12.9 mm (folded). The Galaxy Z TriFold is the bigger phone. Its front covers 3.4% more area than the Galaxy Z Fold8 Ultra.
- Galaxy Z Fold8 Ultra215 g158.4 x 72.8 x 8.9 mm
- Galaxy Z TriFold309 g159.2 x 75 x 12.9 mm
Outlines are drawn from published dimensions. Screen and camera shapes are simplified.
How the Galaxy Z Fold8 Ultra measures up
| Spec | Galaxy Z Fold8 Ultra | Galaxy Z TriFold | Difference |
|---|---|---|---|
| Height (closed) | 158.4 mm 6.24 in | 159.2 mm 6.27 in | -0.8 mm (-0.5%) |
| Width (closed) | 72.8 mm 2.87 in | 75 mm 2.95 in | -2.2 mm (-2.9%) |
| Thickness (closed) | 8.9 mm 0.35 in | 12.9 mm 0.51 in | -4 mm (-31.0%) |
| Height (open) | 158.4 mm | 159.2 mm | -0.8 mm (-0.5%) |
| Width (open) | 143.2 mm | 214.1 mm | -70.9 mm (-33.1%) |
| Thickness (open) | 4.1 mm | 3.9 mm | +0.2 mm (+5.1%) |
| Weight | 215 g 7.6 oz | 309 g 10.9 oz | -94 g (-30.4%) |
| Main screen | 8 in | 10 in | -2 in (-20.0%) |
| Front footprint | 115.3 cm² | 119.4 cm² | -4.1 cm² (-3.4%) |
What the difference feels like
The Galaxy Z TriFold is 2.2 mm wider. That is small, but you can feel it when you wrap your hand around the phone, and it adds a little stretch for one-handed typing.
Height is almost identical, so they sit the same in a pocket.
The Galaxy Z TriFold is 4 mm thicker when folded. Manufacturers measure thickness without the camera bump, so the real difference at the camera can be larger.
At 94 g heavier (3.3 oz), the Galaxy Z TriFold is noticeably heftier when you hold it up to read.
Common questions
Is the Galaxy Z Fold8 Ultra bigger than the Galaxy Z TriFold?
The Galaxy Z TriFold is the bigger phone. Its front covers 3.4% more area than the Galaxy Z Fold8 Ultra. Height differs by 0.8 mm and width by 2.2 mm.
Will a Galaxy Z TriFold case fit the Galaxy Z Fold8 Ultra?
No. A case is cut for one model's exact size, buttons and camera, and these two differ by 0.8 mm in height and 2.2 mm in width. Buy a case made for the Galaxy Z Fold8 Ultra.
Which is easier to use with one hand?
The Galaxy Z Fold8 Ultra, because it is 2.2 mm narrower. Width matters more than height for reaching across the screen with your thumb.
Cases and prices
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Related comparisons
Sources
- Galaxy Z Fold8 Ultra: manufacturer spec page
- Galaxy Z TriFold: manufacturer spec page
See each phone's page for the full spec: Galaxy Z Fold8 Ultra and Galaxy Z TriFold.