Both TVs come with smart platforms that support popular streaming apps and voice control features. Philips 50PFL4758 and Philips 49PUT7391-V7 differ in resolution (1920 x 1080 vs 4K 3840 x 2160), which can affect overall clarity and sharpness of the display. 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. Philips 50PFL4758 and Philips 49PUT7391-V7 offer different motion rates (120 Hz vs 240 Hz), which can impact smoothness during fast-moving scenes like sports and gaming. Philips 50PFL4758 and Philips 49PUT7391-V7 are well-equipped smart TVs that aim to provide a balance of picture quality, performance, and smart capabilities. Overall, both models are capable choices in their segment, offering a balance between performance, features, and usability. Both TVs provide standard built-in audio performance suitable for regular usage, though external speakers can enhance the experience. Both TVs offer adequate brightness levels suitable for most indoor lighting conditions.

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