The Samsung SGH-U700 Ultra 12.1 is a significant upgrade from its predecessor, the SGH-U600, showcasing advanced features and enhancements across various aspects of the device. Design and Build: The U700 continues the Ultra design philosophy with a sleek and slim profile, but it has adopted a sturdier build quality, ensuring better durability while maintaining a lightweight feel. The materials used provide improved resistance to wear and tear.Display: One of the most notable upgrades is the enhanced display. The U700 features a larger and brighter 2.8-inch QVGA screen with improved resolution, delivering clearer and sharper images. This enhances the viewing experience for multimedia content and everyday use.Camera: The camera capabilities have seen a significant boost. The U700 comes equipped with a 12.1-megapixel camera, a substantial leap from the previous model's 3.2-megapixel shooter. Enhanced features like auto-focus, dual LED flash, and advanced image stabilization allow for superior photography and video recording in various conditions.Performance: The internal hardware has also been upgraded for better performance. The U700 is powered by a faster processor, which allows for smoother multitasking and quicker app launching. This is further complemented by increased internal storage options and support for external memory cards.Connectivity: The U700 has improved connectivity features, including support for 3G networks, offering faster data speeds for browsing and downloads compared to its predecessor. It also includes updated Bluetooth capabilities for better device pairing and wireless transfer speeds.User Interface: Samsung has refined the user interface, making it more intuitive and user-friendly. New features include customizable home screens and enhanced menu navigation, providing users with a seamless experience while interacting with the device.Battery Life: Battery performance has been upgraded as well. The U700 boasts a more efficient battery that offers extended usage time, ensuring that users can enjoy their device longer without frequent recharges.In summary, the Samsung SGH-U700 Ultra 12.1 marks a significant evolution over the SGH-U600 with its elevated camera specifications, enhanced display, improved processing power, better connectivity, and refined user interface, making it a compelling choice for users seeking an advanced mobile experience.