Both models support 4K 3840 x 2160 resolution, ensuring sharp picture quality with detailed visuals for movies, shows, and gaming. Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. Panasonic TH-58HX450 and Samsung UN60TU7000FXZC offer different motion rates (60 Hz vs 120 Hz), which can impact smoothness during fast-moving scenes like sports and gaming. Panasonic TH-58HX450 and Samsung UN60TU7000FXZC are well-equipped smart TVs that aim to provide a balance of picture quality, performance, and smart capabilities. Panasonic TH-58HX450 features a 58 Inch (147 cm) screen while Samsung UN60TU7000FXZC comes with 60 Inch (151 cm), which can make a noticeable difference depending on your room size and viewing distance. Both TVs provide standard built-in audio performance suitable for regular usage, though external speakers can enhance the experience. Both TVs come with smart platforms that support popular streaming apps and voice control features. In general, both TVs cater to modern entertainment needs, including streaming, gaming, and everyday viewing.

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