Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. Mi TV4C43 and Realme Smart TV X43 differ in resolution (1366 x 768 vs 1920 x 1080), which can affect overall clarity and sharpness of the display. Both TVs come in similar screen sizes, making them suitable for comparable viewing setups and room environments. From a practical standpoint, both options provide a reliable viewing experience for most users. Both TVs come with smart platforms that support popular streaming apps and voice control features. Mi TV4C43 and Realme Smart TV X43 are well-equipped smart TVs that aim to provide a balance of picture quality, performance, and smart capabilities. Audio output differs between the two (10 W X 2 vs 24 W), which can influence overall sound clarity and loudness. Both TVs provide decent motion handling, making them suitable for everyday viewing including sports and action content.

Verdict: Both models offer good value, and the better option depends on your specific requirements and viewing preferences.