Samsung Galaxy Z Fold 7 vs S25 Ultra Which Smartphone is Better

Discover the ultimate showdown between Samsung's latest foldable and flagship smartphones. Find out which one reigns supreme!

August 29, 2025
Samsung Galaxy Z Fold 7 vs S25 Ultra

The continuous innovation in the world of smartphones has brought us two incredible devices - the Samsung Galaxy Z Fold 7 and the S25 Ultra. Both these phones pack a punch with advanced features and cutting-edge technology, making it difficult for consumers to choose between them. In this article, we will dissect the key differences and similarities between these two devices to help you decide which one is better suited for your needs. So, sit back, relax, and join us on this exciting journey of tech comparison!

Comparison table

Galaxy Z Fold 7 Galaxy S25 Ultra
Design Foldable, dual screen (6.5" cover + 8.0" main) Classic bar phone, 6.9"
Display 8.0" AMOLED 2X, QXGA+, 120Hz 6.9" AMOLED 2X, QHD+, 120Hz
Processor Snapdragon 8 Elite (3nm) Snapdragon 8 Elite (3nm)
RAM / Storage 12/16GB, up to 1TB 12GB, up to 1TB
Cameras 200MP + ultrawide + telephoto 200MP + 50MP ultrawide + 2 telephotos
Front Camera Dual (cover + under-display) 12MP
Battery 4400mAh 5000mAh
Durability IP48, foldable hinge IP68, titanium frame
Special Features Big multitasking screen, no S Pen Built-in S Pen, strong durability

Samsung Galaxy Z Fold 7 in the UK

Samsung Galaxy Z Fold 7

Samsung Galaxy Z Fold 7

1599 GBP Product sheet

Pros and Cons

  • Impressive 7.6-inch Dynamic AMOLED 2X display provides a stunning viewing experience
  • Innovative foldable design offers a larger screen in a compact form factor
  • Powerful Snapdragon 888 processor ensures smooth performance for multitasking and gaming
  • S Pen support for precise note-taking and drawing on the go
  • Versatile camera system with multiple lenses for capturing a variety of scenes
  • High price tag may be a barrier for budget-conscious consumers
  • Durability concerns with foldable display over long-term usage
  • Heavy and bulkier than traditional smartphones due to the foldable design

Design

The Samsung Galaxy Z Fold 7 is crafted with a sleek and durable design, featuring a foldable form factor that seamlessly transitions from a compact smartphone to a larger tablet-like display. The device boasts a premium build quality with an aluminum frame and Corning Gorilla Glass protection for both the inner and outer screens.

Display

The Samsung Galaxy Z Fold 7 is equipped with a cutting-edge 7.3-inch Infinity Flex Dynamic AMOLED 2X display, offering a high-resolution of 2208 x 1768 pixels. This flexible display supports a variable refresh rate of 1-120Hz, providing smooth visuals for various content. The display also achieves a peak brightness of 1600 nits, ensuring vivid and bright colors even in outdoor environments.

Privacy and Security

In terms of privacy and security, the Samsung Galaxy Z Fold 7 incorporates advanced security features such as a side-mounted fingerprint sensor and facial recognition technology. Users can choose between biometric authentication methods for added convenience and protection of their personal data. Additionally, the device offers secure folder options for safe storage of sensitive information.

Cameras

The Samsung Galaxy Z Fold 7 sports a sophisticated camera system that includes a triple rear camera setup with a 108MP wide lens, a 12MP ultra-wide lens, and a 12MP telephoto lens. This setup enables users to capture high-quality photos and videos with impressive detail and clarity. On the front, there is a dual selfie camera with 10MP + 8MP sensors, providing excellent selfie-taking capabilities.

Performance

Under the hood, the Samsung Galaxy Z Fold 7 is powered by the latest Qualcomm Snapdragon 8 Gen 3 chipset, delivering top-tier performance and efficiency. The device comes with 12GB of RAM and storage options ranging from 256GB to 512GB, ensuring smooth multitasking and ample storage space for your apps and media. It runs on the latest version of Android, optimized for foldable devices.

Battery

The Samsung Galaxy Z Fold 7 houses a robust 4400mAh dual-cell battery, capable of providing all-day battery life even with the large foldable display. The device supports fast charging technology, allowing users to quickly recharge their device when needed. Additionally, wireless charging and reverse wireless charging features are available for added convenience.

Additional Features

Additional features of the Samsung Galaxy Z Fold 7 include 5G connectivity for blazing-fast internet speeds, stereo speakers tuned by AKG for immersive audio experiences, and support for the S Pen for enhanced productivity and creativity. The device also offers IPX8 water resistance, making it suitable for everyday usage without worrying about water damage.

Samsung Galaxy S25 Ultra in the UK

Samsung Galaxy S25 Ultra

Samsung Galaxy S25 Ultra

899 GBP Product sheet

Pros and Cons

  • Impressive 200MP camera sensor offers incredibly detailed photos
  • Huge 6.9-inch Dynamic AMOLED display with 1440 x 3200 resolution provides stunning visuals
  • Powerful Snapdragon 8 Gen 2 processor ensures smooth performance even with heavy multitasking
  • Enormous 5000mAh battery capacity allows for long hours of usage without needing to recharge frequently
  • S Pen support brings enhanced productivity and creativity to the smartphone experience
  • Bulky and heavy design may not be comfortable for one-handed use
  • High price point puts it out of reach for budget-conscious consumers
  • Under-display fingerprint sensor can be slower and less accurate compared to physical or side-mounted options

Design

The Samsung Galaxy S25 Ultra is expected to feature a slim and sleek design with dimensions of 165 x 75 x 8.9mm and a weight of 198g. The front and back panels are likely to be made of Corning Gorilla Glass Victus for enhanced durability and scratch resistance.

Display

The Samsung Galaxy S25 Ultra may come with a 6.9-inch LTPO AMOLED display with a resolution of 3440 x 1440 pixels. It is expected to support a variable refresh rate from 1Hz to 120Hz, providing a smooth viewing experience while conserving power. The display could also offer HDR10+ certification for vibrant and true-to-life colors.

Privacy and Security

In terms of privacy and security, the Samsung Galaxy S25 Ultra may include an ultrasonic fingerprint sensor for secure biometric authentication. Additionally, it could feature Samsung Knox security platform to safeguard user data and information stored on the device.

Cameras

The Samsung Galaxy S25 Ultra is rumored to sport a quad-camera setup on the rear, consisting of a 108MP wide lens, a 48MP periscope telephoto lens, a 12MP ultra-wide lens, and a ToF sensor. The front camera may be a 40MP sensor for high-quality selfies and video calls. The camera system is likely to offer features such as 8K video recording and improved low-light performance.

Performance

Under the hood, the Samsung Galaxy S25 Ultra could be powered by the latest Qualcomm Snapdragon 8 Gen 4 processor paired with up to 16GB of RAM and 1TB of internal storage. This powerful combination is expected to deliver smooth multitasking, gaming, and overall performance. The device might also support 5G connectivity for faster data speeds and low latency.

Battery

The phone is anticipated to have a large 5000mAh battery capacity with support for fast charging up to 100W. This high-capacity battery coupled with efficient power management is likely to provide all-day usage on a single charge. Wireless charging and reverse wireless charging are also expected to be supported.

Additional Features

Additional features of the Samsung Galaxy S25 Ultra may include IP68 water and dust resistance, stereo speakers tuned by AKG for immersive audio experience, NFC for contactless payments, and an updated One UI interface based on Android 12. The device could also come with S Pen support for enhanced productivity and creative tasks.

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