Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. Skyworth 100SUE8600 and TCL 98Q9BK offer different motion rates (60 Hz vs 144 Hz), which can impact smoothness during fast-moving scenes like sports and gaming. Both TVs provide standard built-in audio performance suitable for regular usage, though external speakers can enhance the experience. Overall, both models are capable choices in their segment, offering a balance between performance, features, and usability. Both models support 4K 3840 x 2160 resolution, ensuring sharp picture quality with detailed visuals for movies, shows, and gaming. Skyworth 100SUE8600 and TCL 98Q9BK 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 (100 Inch (254 cm) vs 98 Inch (249 cm)), and a larger screen generally provides a more immersive viewing experience. Both TVs come with smart platforms that support popular streaming apps and voice control features.

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