WEBAmazon.ca: 20 Inch Tv. 1-48 of 660 results for "20 inch tv" Results. Check each product page for other buying options. Thinlerain 20 inch PC Monitor 16:9 1600x900 Resolution Kitchen Monitor, LED Monitor Build in Speaker, 60 Hz, VESA Mountable, with VGA HDMI AV BNC USB Ports, for FireStick, Computer, Laptop. 5. $12490. Save $20.00 with coupon.