Is it worth it?
The Amazon 4-Series 43" 4K is aimed at a living room or bedroom where straightforward streaming, a compact footprint and a low purchase price matter more than cinema-grade contrast or competitive console gaming. Its useful distinction is Fire TV with Alexa, four HDMI inputs and one HDMI 2.1 connection, but the 60Hz panel sets the real limit: that port count is convenient, yet this is still an everyday LED television rather than a 120Hz gaming display.
Choose it for BBC iPlayer, Netflix, live television, casual films and family viewing where the Fire TV interface, Alexa remote and 4K resolution carry more weight than premium picture processing. Skip it if deep dark-room blacks, wide-angle viewing or high-refresh console play are central to the purchase. At roughly the budget end of the market, its strongest case is convenience and connectivity; its compromise is a fairly conventional 60Hz direct-LED picture.