Editor's Note: This review has been removed from our side-by-side comparison because it no longer ranks as a top 10 product. The original review is below, but check out our current top 10 about Internet TVs here.
The Vizio M420KD is an internet TV that allows you to watch TV and access dozens of internet apps. The included QWERTY keyboard remote has gaming controls. These peripherals allow you to surf and play on your TV in a similar manner that you do on your computer or gaming console. You also have the ability to connect your internet-ready TV to your network and access music, video and other files stored on other electronics connected to your LAN.
The Vizio M420KD connects to the internet with a handful of web apps Vizio preinstalled on this smart TV. However, this internet-connected TV doesn't have full browsing capabilities. These apps provide access to many internet features you're accustomed to on your computer browser. However, you'll have to acclimate yourself to operating within the apps Vizio provides. While the internet experience is present, it feels quite truncated.
This smart TV touts a beautiful 42-inch screen and a sleek 2-inch profile. The viewing angle is an acceptable 178 degrees. Everyone in the room should have a great view of the screen regardless of where they sit.
The resolution of the Vizio M420KD tops out at 1920x1080 pixels. That's the highest definition any mass media device. It has the ability to display 24 frames per second when playing movies. The ability to display video at this frame rate gives the audience a more cinematic feel, since a vast majority of Hollywood films are intended to be presented at this frame rate.
This internet-connected TV also has a standard aspect ratio of 16:9. The dynamic contrast ratio is 1,000,000:1. It has a refresh rate of 120 Hz. Its response time is five milliseconds. The Vizio internet-connected TV allows you to connect to your local area network (LAN). This smart TV has parental controls so you can block television shows, according to their rating, that you don't want your kids to watch.
This internet-connected TV has a shared composite and component input, four HDMI inputs, two USB ports, one PC input, an Ethernet/LAN connection and a digital audio out. The two speakers on the Vizio M420kd draw 10 watts each.
The QWERTY slide keyboard remote works via Bluetooth and infrared (IR) connections. It's a universal device, so you can program it to work with your other electronics so you don't have to keep track of multiple remotes. Vizio's smart TV remote has gaming controls on it. It also recognizes cable and satellite set-top boxes.
Unfortunately, this Vizio Razor LED TV doesn't allow you to search through your internet apps at the same time as you search through television programming and other electronics that are part of your LAN. You also can't multitask on your Razor LED Vizio. You can't watch TV and use an internet app at the same time.
Vizio has email, telephone and live-chat assistance. The manufacturer also has a FAQs page on its website. The Vizio M420KD comes with a one-year parts-and-labor warranty. This smart TV also comes with free lifetime tech support.
The Vizio M420KD is a standard HDTV with additional internet abilities. You can access approximately 80 apps on your TV. Maneuvering from apps to TV is easy with the QWERTY keyboard and universal remote. The remote also comes with gaming controls, so you can use one remote and put the others aside. You can also access files from your other electronics that are connected to your LAN on your Razor LED Vizio TV.
The Vizio M420KD comes with several useful preinstalled internet apps.
The Razor LED Vizio doesn't have an app store or full browsing capabilities, but the preinstalled apps appear the same as they would on the internet.
With the QWERTY keyboard remote, you can easily navigate between the TV, internet apps, games and files on your LAN.