Both TVs come in similar screen sizes, making them suitable for comparable viewing setups and room environments. Samsung PS51F4900AR and Samsung PS51E490B3R are well-equipped smart TVs that aim to provide a balance of picture quality, performance, and smart capabilities. Both TVs come with smart platforms that support popular streaming apps and voice control features. Both models support 1024 x 768 resolution, ensuring sharp picture quality with detailed visuals for movies, shows, and gaming. Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. Both TVs provide decent motion handling, making them suitable for everyday viewing including sports and action content. From a practical standpoint, both options provide a reliable viewing experience for most users. Both TVs provide standard built-in audio performance suitable for regular usage, though external speakers can enhance the experience.

Verdict: Choosing between Samsung PS51F4900AR and Samsung PS51E490B3R depends on your usage, whether you prioritize display quality, smoother motion, or smart features.