Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. Samsung UA39EH5003RLXL and Haier LE42B50 offer different motion rates (100 Hz vs NA), which can impact smoothness during fast-moving scenes like sports and gaming. 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 (39 Inch (99 cm) vs 42 Inch (107 cm)), and a larger screen generally provides a more immersive viewing experience. Both TVs come with smart platforms that support popular streaming apps and voice control features. From a practical standpoint, both options provide a reliable viewing experience for most users. Both models support 1920 x 1080 resolution, ensuring sharp picture quality with detailed visuals for movies, shows, and gaming. Samsung UA39EH5003RLXL and Haier LE42B50 are well-equipped smart TVs that aim to provide a balance of picture quality, performance, and smart capabilities.

Verdict: Choosing between Samsung UA39EH5003RLXL and Haier LE42B50 depends on your usage, whether you prioritize display quality, smoother motion, or smart features.