Overall, both models are capable choices in their segment, offering a balance between performance, features, and usability. Infocus II-50EA800 and Samsung HG49NJ670UFXKR differ in resolution (1920 x 1080 vs 4K 3840 x 2160), which can affect overall clarity and sharpness of the display. Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. Infocus II-50EA800 and Samsung HG49NJ670UFXKR 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 TVs provide standard built-in audio performance suitable for regular usage, though external speakers can enhance the experience. There is a difference in screen size (50 Inch (126 cm) vs 49 Inch (124.46 cm)), and a larger screen generally provides a more immersive viewing experience. Both TVs provide decent motion handling, making them suitable for everyday viewing including sports and action content.

Verdict: Both TVs are strong contenders, and your final choice should depend on your preference for screen size, motion performance, and smart features.