Samsung Corp GT-I5800 is a significant upgrade from its predecessor, bringing several enhancements that cater to the evolving needs of smartphone users. The design has seen a sleek makeover, with a more refined and ergonomic form factor that feels comfortable in hand. The display has improved, featuring a larger 3.2-inch touchscreen with a resolution boost that provides clearer and sharper visuals, making it ideal for media consumption and browsing.Performance-wise, the GT-I5800 is powered by a faster processor, resulting in smoother navigation and better handling of multitasking. The internal memory has been expanded, allowing for increased storage of apps, media, and files, which is a notable improvement over the previous model.Camera capabilities have also been enhanced, with the inclusion of a 3.2-megapixel camera that offers better image quality and features like autofocus and video recording. This upgrade presents a significant advantage for users who prioritize photography on their devices.Connectivity options have also improved, with the GT-I5800 supporting 3G networks, enabling faster data speeds and enhanced online experiences, as well as improved browsing capabilities compared to the earlier model.Software upgrades are evident as the GT-I5800 runs on a newer version of the Android operating system, providing users with access to the latest apps and services, along with improved user interface features.Battery life has been optimized, offering longer usage on a single charge, which addresses one of the common concerns for smartphone users. In summary, the Samsung Corp GT-I5800 represents a comprehensive update over its predecessor, with advancements in design, display, performance, camera technology, connectivity, software, and battery life, making it a compelling option for consumers seeking a reliable and feature-rich smartphone.