KOREAN PHONE MAKER Samsung brought its Galaxy S4 flagship smartphone to London on Tuesday, and we managed to get our hands on the phone ahead of its UK release next week.
We're sure there are many Samsung fans out there wondering whether Samsung has done enough to warrant an early upgrade from the Galaxy S3, so we compared the two handsets head to head on video.
Check out our roundup of Samsung Galaxy S4 prices and where to buy. µ
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