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Insignia NS-70DF710NA21 70” TV Review

Last Updated on by King Iphy


The Insignia NS-70DF710NA21 Fire TV is a decent TV with satisfactory picture quality. The TV integrates well with the Amazon Alexa Voice Assistant. It has a decent performance when used as a PC. Its Native Refresh Rate is 60 Hz. It has no Variable Refresh Rate.

The Insignia NS-70DF710NA21 Fire TV is easy to use. Navigating through the menu is very smooth. There are ads and you cannot opt-out. The promotion of Amazon services and content is almost everywhere. You can only access YouTube through a browser as there is no native app. The TV allows you to pause live TV using the built-in storage. The TV comes with batteries, remote control, user manual, 60” power cable. It comes with parental controls. It has a digital TV tuner.


  • 4k Ultra HD resolution
  • HDMI: 3
  • USB: 1
  • Ethernet port: 1
  • Digital Optical Audio Out:1
  • Analog Audio Out 3.5mm: 1
  • HDR 10
  • HDR 10+
  • Wi-Fi
  • Smart OS: Fire TV (Version 6.0)
  • Amazon Alexa Voice Assistant
  • LED
  • Wall Mountable



The Insignia NS-70DF710NA21 TV is not curved. It is made of plastic and metal. The stand gives the TV adequate support. The stand is made of plastic. The stand doesn’t prevent a slight wobble. The back of the TV is plain and metallic. There is not much provision for cable management. Its borders are plastic. The bezel surrounding the screen is thick. The design doesn’t look premium. The screen has a semi-gloss finish that helps to diffuse glare across the screen and diminishes its intensity. The remote is small and the remote app is Amazon Alexa. The TV has only one single physical button located underneath it that only allows you to perform very basic functions.


The contrast ratio of the Insignia NS-70DF710NA21 TV is 4600:1. This is excellent. The SDR real scene peak brightness is 277cd/square meter. So the SDR brightness can be described as good. The HDR real peak brightness, which is mediocre, is 288 cd/square meter. Faint clouding can be noticed all over the screen. Do not watch the TV from the side as the picture quality worsens. It can up-scale low-quality content. There is no image retention for this TV.


The Insignia NS-70DF710NA21 TV doesn’t get very loud. The frequency response performance is below standard. The bass is not top-notch. It is equipped with DTS Studio Sound to create realistic and immersive audio.


The Insignia NS-70DF710NA21 TV is okay for playing video games because it has a low input lag and its response time to the actions of the gamer is fast. This TV has no advanced gaming feature. If you are a gaming enthusiast, It is not the best choice for you.


  • Picture Mode: Custom
  • Contrast: 100
  • Brightness: 0
  • Backlight: 30 (for a dark room)
  • Color: -5 (Default)
  • Tint: 0 (Default)
  • Sharpness: 0 (Default). This can be decreased to ‘-25’ for high-quality content.

In the advanced settings:

  • Mid-Luminance Gamma: 5
  • Dynamic Backlight: Disable
  • Dynamic Contrast: Disable
  • MPEG Noise Reduction: Disable
  • Dynamic Noise Reduction: Disable
  • Edge Enhancer: Disable

For HDR content:

  • Picture mode: Custom

 If you find the content too dim,

  • Mid-Luminance Gamma: -5
The Good The Bad
  • This TV has a high native contrast ratio.
  • It produces deep blacks.
  • It handles reflection fairly okay in a not too bright room.
  • Its input lag is good for casual gaming.
  • It has satisfactory grey uniformity.
  • It has shown no permanent burn-in risk
  • It has a good response time.
  • It has HDR on Netflix.
  • The blacks produced are not very uniform.
  • It lacks a local dimming feature.
  • It is not FreeSync or G-SYNC compatible.
  • Images degrade rapidly when viewed from the side. So it is not suitable for a wide seating arrangement.
  • It has bad color accuracy.
  • The color volume coverage is below standard.
  • It has a limited color gamut which prevents it from displaying saturated colors.
  • It has a mediocre gradient.
  • It is not flicker-free.
  • It doesn’t have HDR on YouTube.



The Insignia NS-70DF710NA21 TV is a decent choice for mixed usage. The picture quality is just ok. Reflection handling is also okay. It is suitable for TV shows. Unfortunately, if you’re used to walking around while watching your favorite TV show, the images don’t look as clean as when you watch from directly in front of it. It’s a good TV for the price but not a good option if you want to watch it with a group of people.

It is also lightweight, cannot remove 24p judder from older content, and has a bad color accuracy. It is not so good for watching HDR movies. The HDR brightness can not deliver the creator’s intent.

The low input lag can be good for you if you’re a casual gamer. If you want a higher and more enjoyable gaming experience, this TV isn’t for you.