Google's Chromecast streaming devices have never been anything other than affordable. But despite their extreme gentleness on your wallet, there are further savings to be had. 

So which should you go for? The standard Google Chromecast TV streamer? The Chromecast Audio music version? Or the Chromecast Ultra 4K video streamer? Well, of course, that all depends...

MORE: Music streamer reviews

Best 2018 deals

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