Is it better to leave LCD tv in sleep mode or turn it off?

Leaving an LCD TV in sleep mode consumes less power than keeping it fully on, but it still uses some energy. Turning it off completely is the most energy-efficient option and can also extend the lifespan of the TV by reducing wear on components. However, if you frequently use the TV, sleep mode can provide convenience while minimizing energy use. Ultimately, the best choice depends on your usage patterns and energy-saving priorities.