Samsung Galaxy S25 Ultra vs Samsung Galaxy Z Fold6
Our verdict: Contract-wise, the Samsung Galaxy S25 Ultra undercuts the Samsung Galaxy Z Fold6 by £348.70 over the full term. You'll get more screen real estate from the Samsung Galaxy Z Fold6 at 7.6", though the Samsung Galaxy S25 Ultra is crisper at 505 PPI. With 200MP on the rear, the Samsung Galaxy S25 Ultra has the higher-resolution camera. If selfies matter, the Samsung Galaxy S25 Ultra leads with a 12MP front-facing lens.
12 reviews 4.0
9 reviews
Samsung Galaxy S25 Ultra
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Samsung Galaxy Z Fold6
|
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|---|---|---|
| Expert Rating | 4.4 12 reviews |
4.0 9 reviews |
| Screen | 6.8" | 7.6" |
| Display | Dynamic LTPO AMOLED 2X | Foldable Dynamic AMOLED 2X |
| Resolution | 1440 x 3120 | 1856 x 2160 |
| Pixels Per Inch | 505 | 375 |
| Rear Camera | 200 Megapixels | 50 Megapixels |
| Front Camera | 12 Megapixels | 4 Megapixels |
| Chipset | Qualcomm SM8750-AB Snapdragon 8 Elite (3 nm) | Qualcomm SM8550-AC Snapdragon 8 Gen 3 (4 nm) |
| Storage | 256GB, 512GB, 1TB | 256GB, 512GB, 1TB |
| OS | Android 15 | Android |
| SIM Type | nano-SIM and e-SIM | nano-SIM and e-SIM |
| Connectivity | Up to 5G | Up to 5G |
| Wi-Fi | 802.11 a/b/g/n/ac/6e/7 | 802.11 a/b/g/n/ac/6/7 |
| Bluetooth | 5.3, A2DP, LE | 5.3, A2DP, LE, aptX HD |
| Dimensions | 162.8 x 77.6 x 8.2 mm | 153.5 x 68.1 x 12.1 mm |
| Weight | 219 grams | 239 grams |
| Water Resistance | IP68 - Dust and water resistant over 1.5 meter and 30 minutes | IPX8 - water resistant (up to 1.5m for 30 mins) |
| Contracts |
£11.95/mo
£585.00 upfront |
£96.50/mo
£30.00 upfront |
| SIM-free | £669.99 | £634.99 |
| Deals | Deals |
Frequently Asked Questions
Is the Samsung Galaxy S25 Ultra or Samsung Galaxy Z Fold6 cheaper on contract?
Based on total cost of ownership, the Samsung Galaxy S25 Ultra is cheaper on contract at £841.80 over the life of the deal from £11.95 per month with £585.00 upfront.
Which has the better screen, the Samsung Galaxy S25 Ultra or Samsung Galaxy Z Fold6?
The Samsung Galaxy Z Fold6 has the bigger screen at 7.6" compared to the Samsung Galaxy S25 Ultra's 6.8", the Samsung Galaxy S25 Ultra has the sharper display at 505 pixels per inch versus 375, and the Samsung Galaxy S25 Ultra uses a Dynamic LTPO AMOLED 2X panel while the Samsung Galaxy Z Fold6 has a Foldable Dynamic AMOLED 2X.
Which has the better camera, the Samsung Galaxy S25 Ultra or Samsung Galaxy Z Fold6?
The Samsung Galaxy S25 Ultra features a 200 Megapixels rear camera, while the Samsung Galaxy Z Fold6 has a 50 Megapixels rear camera. Both devices also have front-facing cameras for selfies and video calls.
Which is cheaper to buy SIM-free, the Samsung Galaxy S25 Ultra or Samsung Galaxy Z Fold6?
The Samsung Galaxy Z Fold6 is cheaper SIM-free, starting from £634.99.
What storage options are available for the Samsung Galaxy S25 Ultra and Samsung Galaxy Z Fold6?
The Samsung Galaxy S25 Ultra is available in 256GB, 512GB, 1TB, while the Samsung Galaxy Z Fold6 comes in 256GB, 512GB, 1TB.
What processors do the Samsung Galaxy S25 Ultra and Samsung Galaxy Z Fold6 use?
The Samsung Galaxy S25 Ultra is powered by the Qualcomm SM8750-AB Snapdragon 8 Elite (3 nm), while the Samsung Galaxy Z Fold6 uses the Qualcomm SM8550-AC Snapdragon 8 Gen 3 (4 nm).
Which is easier to carry and hold, the Samsung Galaxy S25 Ultra or Samsung Galaxy Z Fold6?
It's a trade-off: the Samsung Galaxy S25 Ultra is lighter but the Samsung Galaxy Z Fold6 is more compact. It's 20g lighter at 219 grams, though the Samsung Galaxy Z Fold6 is actually the more compact phone at 153.5 x 68.1 x 12.1 mm, the Samsung Galaxy S25 Ultra is slimmer at 8.2mm thick.
Which is more water resistant, the Samsung Galaxy S25 Ultra or Samsung Galaxy Z Fold6?
The Samsung Galaxy S25 Ultra is rated IP68 - Dust and water resistant over 1.5 meter and 30 minutes, while the Samsung Galaxy Z Fold6 is rated IPX8 - water resistant (up to 1.5m for 30 mins).
What operating system do the Samsung Galaxy S25 Ultra and Samsung Galaxy Z Fold6 run?
The Samsung Galaxy S25 Ultra runs Android 15 and the Samsung Galaxy Z Fold6 runs Android. This is one of the biggest factors when choosing between the two, as each ecosystem has its own apps, services and features.