Both are expected to be blazing performers and excellent devices in their own right, so which one is for you could be a case of personal taste. (techradar.com)
If you can afford the extra # 50 though, we thoroughly recommend you favour the Hudl 2 though, it is a truly excellent device for the money. (pocket-lint.com)
The Xperia M2 from Sony is one of those in the mid-range which comes from a well known brand, but the pricing of the device is kept in a range where some other excellent devices with better specifications are available. (phoneradar.com)