There is a difference in screen size (43 Inch (109.22 cm) vs 40 Inch (102 cm)), and a larger screen generally provides a more immersive viewing experience. 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. 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. Toshiba 43C350KU and OnePlus 40 Y1 are well-equipped smart TVs that aim to provide a balance of picture quality, performance, and smart capabilities. Toshiba 43C350KU and OnePlus 40 Y1 differ in resolution (4K 3840 x 2160 vs 1920 x 1080), which can affect overall clarity and sharpness of the display. Audio output differs between the two (2 X 7 W vs 20 W), which can influence overall sound clarity and loudness.

Verdict: Choosing between Toshiba 43C350KU and OnePlus 40 Y1 depends on your usage, whether you prioritize display quality, smoother motion, or smart features.