There was a time when 40-inch TVs were considered huge and were purchased by people who had big rooms and a big pocket. However, with the increase in the popularity of even bigger sizes like 65 inches and 90 inches, smart TVs of 40-inch have become a common thing. These TVs are perfect in size and fit nicely in middle to large rooms. Moreover, the televisions in this category are affordably priced.

Samsung NU7100 Series
Samsung NU7100 Series is an amazing 40-inch TV. Samsung is a brand that has ruled the TV industry for a long time and is still one of the best TV brands that manufacture smart TVs. So, you do not have to think twice before bringing home a TV from Samsung, especially this particular TV. This TV offers great 1080p content from HD channels and cable TV because it has a good upscaling engine. In addition, it offers 4K resolution and a good dimming technology that improves the picture quality further.

Vizio D Series D40f-E1
This is an affordable 40-inch TV from Vizio that comes with a huge number of connectivity options. The TV is very cheap compared to what it offers in terms of image quality and other features. This TV offers an effective refresh rate of 120 Hz along with a contrast ratio of 200,000:1. It has a full array of backlighting, which ensures some amazing image quality. The high contrast ratio of this TV helps you enjoy your favorite sports and matches it with some good quality of sound. If you do not like the inbuilt speakers, you can always attach extra speakers of your choice and enjoy the TV viewing experience. This TV does not look as stylish as other 40 inch TVs but it costs much lesser than almost all of them. So, if you want a good smart TV in 40-inch in a budget, you can consider this TV.

Panasonic TX-40DX600
Panasonic TX-40DX600 is a 2016 model of 40-inch TV but it is still very much loved. This TV is considered the best value TV in this size range. This TV has an OLED technology, a 4K edge LED-backlit panel, and an adaptive backlit dimming. Add to it 800 Hz of scanning and a ‘Quad-core processor,’ and you have a winner at your hand. This TV has an inbuilt Firefox OS along with a Freeview Play TV app, which makes it a smart TV with multiple operating options. The latter app lets you watch Netflix and Amazon Prime. Therefore, if you are looking for a mid-range top class 4K smart TV in 40 inches, you should definitely check out this TV.