Galaxy Z Fold6 vs Galaxy S25 Ultra: Size & Dimensions Compared
The Galaxy S25 Ultra is the larger phone, measuring 9.3mm shorter and 9.5mm narrower.
Visual Size Overlay
- •Camera module layout is different — cutout won't align
Screen sizes differ (7.6" vs 6.9") — protector won't fit.
| Dimension | Galaxy Z Fold6 | Galaxy S25 Ultra | Difference |
|---|---|---|---|
| Height | 153.5mm | 162.8mm | Galaxy S25 Ultra +9.3mm (taller) |
| Width | 68.1mm | 77.6mm | Galaxy S25 Ultra +9.5mm (wider) |
| Thickness | 12.1mm | 8.2mm | Galaxy S25 Ultra -3.9mm (thinner) |
| Weight | 239g | 218g | Galaxy S25 Ultra -21.0g (lighter) |
| Screen | 7.6" | 6.9" | Galaxy S25 Ultra -0.7" (smaller) |
Visual Size Comparison
Button & Port Layout
Which is bigger?
The Galaxy S25 Ultra is the taller phone at 162.8mm (vs 153.5mm). It but is 21g heavier.
Wireless Charging & MagSafe Compatibility
Wireless chargers work with both phones, but magnetic snap varies.
- ✓Both devices support wireless charging. Standard Qi/Qi2 chargers work with either phone.
| Spec | Galaxy Z Fold6 | Galaxy S25 Ultra |
|---|---|---|
| Wireless Charging | 15W | 15W |
| Qi Version | Qi | Qi2 |
| MagSafe | No | No |
| Built-in Magnets | No | No |
| Magnet Ring | unknown | none built in |
MagSafe cases are NOT cross-compatible between these devices — the case body is shaped to each phone, even though the internal magnet ring may be the same.
Upgrading from Galaxy Z Fold6 to Galaxy S25 Ultra?
Different sizes mean your old case probably won't fit. You'll need a new one.
Accessories for Galaxy Z Fold6
Accessories for Galaxy S25 Ultra
Spigen
Spigen Tough Armor for Galaxy S25 Ultra
$18.99
Samsung
Samsung Silicone Case for Galaxy S25 Ultra
$39.99
OtterBox
OtterBox Symmetry for Galaxy S25 Ultra
$49.95
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Frequently Asked Questions
Is Galaxy Z Fold6 bigger than Galaxy S25 Ultra?
No, the Galaxy S25 Ultra is 9.3mm taller. The Galaxy Z Fold6 weighs 239g vs 218g.
Are Galaxy Z Fold6 and Galaxy S25 Ultra the same size?
No, the height differs by 9.3mm, width by 9.5mm, and thickness by 3.9mm.