Westinghouse WR50UX4210 and TCL 50S535-CA differ in resolution (4K 3840 x 2160 vs UHD), which can affect overall clarity and sharpness of the display. Both TVs provide standard built-in audio performance suitable for regular usage, though external speakers can enhance the experience. 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. Westinghouse WR50UX4210 and TCL 50S535-CA are well-equipped smart TVs that aim to provide a balance of picture quality, performance, and smart capabilities. Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. Westinghouse WR50UX4210 and TCL 50S535-CA offer different motion rates (60 Hz vs 120 Hz), which can impact smoothness during fast-moving scenes like sports and gaming. Both TVs come in similar screen sizes, making them suitable for comparable viewing setups and room environments.

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