Overall, both models are capable choices in their segment, offering a balance between performance, features, and usability. Sansui S50P28U and Thomson 50TM5090 are two competitive smart TVs offering a mix of display performance, smart features, and overall value for different types of users. Both TVs provide decent motion handling, making them suitable for everyday viewing including sports and action content. Both TVs come with smart platforms that support popular streaming apps and voice control features. Both TVs come in similar screen sizes, making them suitable for comparable viewing setups and room environments. Audio output differs between the two (2 x 8 W vs 24 W), which can influence overall sound clarity and loudness. Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. Sansui S50P28U and Thomson 50TM5090 differ in resolution (4K 3840 x 2160 vs 1920 x 1080), which can affect overall clarity and sharpness of the display.

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