If you absolutely must have a phone with an optical zoom, the K Zoom is basically your only option. It's bulky though, and the pictures it takes aren't any better than the Galaxy S5's. You'll be far better off with a cheap Android phone and a decent compact digital camera.
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Buy the Zoom if you'd like a flexible two-in-one camera/smartphone, no matter the size. But enthusiasts should stick to standalone shooters, and slimmer smartphones -- like the arguably better Nokia Lumia 1020 -- will satisfy most photo needs.
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The Galaxy K Zoom is a 4.8-inch Android phone with a 20-megapixel camera and a whopping 10x optical zoom lens. Hit play on our video review to see if it's the ultimate photography phone.
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Want to get up close and personal? The SX60 has 65x optical zoom and one of the widest lenses on a camera of this class, opening up to 21mm.