A smart television displays content from a useum website. Unlike traditional Tvs, a smart Tv enebles the viewer to interact with Icons or images on the screen.

Below are some good Smart Televisions available in amazon:

Samsung Electronics UN55MU6300 55-inch 4k Ultra HD Smart LED TV (2017 model)

This Samsung MU6300 ultra HDTv redefines the viewing experience by producing a colourful high dynamic range (HDR) picture. Our new smart TV user interface (UI), the new smart remote controller with voice navigation capability provides faster access to your favourite streaming content choices and more . It is made with vibrant and pure colour for a realistic experience. One romote automatically detects and control all connected devices and content with no manual programming required. It has a smooth action on fast moving content with motion rate 120.
Price:$5797.99

Sony XBR65X850D 65-inch 4k Ultra HD Smart TV (2016 Model)

There`s 4k, and there`s sony 4k HRD. It goes beyond what you have seen before and experience, truely remarkable clarity, colour, contrast, and more. It is the TV that keeps up with real life. Sony`s refresh rate technology allows fast moving action sequences in sports and movies to be seen with lifelike clarity. It has a thin and beautiful design with a slim bezel with silver inlay takes cues from interior design, allowing it to maintain the harmony of your living room while still making a statement. You can send movies and music from your mart phone to your Tv with google cast. You can use your phone as a  remote control.

Price:$1,223.25

Samsung UN43KU7500 Curved 43-inch 4k Ultra HD Smart LED TV (2016 Model)

Enter the next level of home entertainent with the KU7500. 4K UHD resolution makes every picture 4x sharper than it ever was on full HD, and the wide  colour expression  of breakthrough  as it is innovative, you`ll discover how the smartest technology can also be the simplest to use with it`s new 2016 smart capabilities.
Price:$524,99

Sony KDL48R5110C 48-inch (47.6“  Measured Diagonally) 1080p Smart LED TV (2015 Model)

Enjoy incredible picture quality and top notch entertainment. This elegantly slim LED Tv boasts full HD 1080p for incredible detail and Edge LED back lighting fir boosted contest. Built-in Wi-fi lets you stream HD videos  from popular services like netflix, you tube, and more. At 2x the clarity of standard HDTVs, full advantage of the all-out glory of blue-ray disc movies, HD sports Tv shows and streaming videos. It is so bright and so thin.
Price:$394.92

Samsung-UN40J5200 40-Inch 1080p Smart LED TV (Certified Refurbished)

With built-in wi-fi, smart tv technologyv and full HD 1080p, the samsung J5200 40-inch smart Tv provides a high resolution picture while also allowing you to browse the web access smart apps to easily find your favourite media. DTS premium sound 5.1 offers surround sound, and motion rate 60 delivers seamless motion for an enjoyable viewing experience. The Eco sensor feature intelligently adapts the screen`s brightness to help efficiently manage energy use.
Price:$284.99