Casting, Google Cast or Chromecast represents one of the greatest steps in recent consumer technology. The ability to fling content from a phone or mobile device to a big-screen TV and control it from the palm of your hand is simple, but great.

Ultra HD; HDR and Dolby Vision support; Ethernet connection; simple; fast; easy to use; affordable

Your smart TV probably offers all these features already; needs a consistent method for confirming the quality you're viewing

The 2015 update streamlined the design, increased the selection of apps, and gave us faster speeds, making it even better value at ￡30.

4K HDR support; Intuitive and easy to use; Fast and stable streaming; Plenty of content

Lacks Amazon Video app; Lip-syncing issues; Needs constant mains power; Double the price of the standard one

Judged purely on whether it's a good gadget or not, the Chromecast Ultra is a success. It streams well, is simple to use, and is supported by most streaming services (other than Amazon's Instant Video).

Simple to set up; Effortless 4K streaming; Casting Chrome tabs to a TV is handy

Most TVs have in-built 4K streaming; Missing Amazon Instant Video; Expensive

The first Chromecast was an important product for Google. It came at the perfect time, when TV-based apps were still in their infancy, with TVs operating systems generally being a bit of a mess.

4K and HDR compatible; Casting is easy; Easy to set up

No Amazon Video; Mains adaptor mandatory; Expensive for what it is

In terms of performance and capability the Chromecast Ultra is a big improvement on its older sibling, especially if you've made the leap to a 4K Television set. Upgrading the tech has also seen an increase in price, which feels a little high at the moment, but if you want a 4K streaming stick then...

I love the google chrome ultra .it looks good and really easy to use . I love being able to cast things off my phone and tablet to the tv with just tapping the cast sign on what ever app i choose to use . And Most apps work with the google chrome ultra witch i like .

Google's latest Chromecast dongle comes in at twice the cost of its predecessor. But for that price, it supports 4K video, and high dynamic range video. Using your phone as a remote control, it can wirelessly stream the best quality video possible from Netflix, YouTube, Stan and a host of other...

Great product. Makes it easy to stream everything straight off of my phone to the TV, rather than having my laptop out and connecting it to the TV via HDMI. Less cluttered with a chrome cast and much easier to pause, raise volume etc as it's straight from your phone, tablet etc.

Best cualiti awesome.

Attractive; Durable; Easy To Set Up; Energy Efficient; Good Audio; Great Picture Quality; Simple Controls

I already have an Amazon fire stick and I though that this will be a good addition. Well, wrong. This device does not allow to install any standalone apps to be installed like Fire do. This is ONLY for streaming from your phone and selection of apps is very limited.