Both TVs provide standard built-in audio performance suitable for regular usage, though external speakers can enhance the experience. Both TVs provide decent motion handling, making them suitable for everyday viewing including sports and action content. Philips 43PFL4351-V7 and Philips 42PFL5059-V7 are well-equipped smart TVs that aim to provide a balance of picture quality, performance, and smart capabilities. There is a difference in screen size (43 Inch (109.22 cm) vs 42 Inch (107 cm)), and a larger screen generally provides a more immersive viewing experience. Both models support 1920 x 1080 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. Overall, both models are capable choices in their segment, offering a balance between performance, features, and usability. Both TVs come with smart platforms that support popular streaming apps and voice control features.

Verdict: Choosing between Philips 43PFL4351-V7 and Philips 42PFL5059-V7 depends on your usage, whether you prioritize display quality, smoother motion, or smart features.