The battle for your wrist is hotting up - and not just between the various fitness bands and activity trackers, but between the real hardcore smartwatches.

In recent months the Samsung Galaxy Gear and the Sony Smartwatch 2 have emerged as the two early big contenders for the right to become your first real wearable computer.

But which is the best? Which has the best features - and which won't be immediately discarded when Apple reveals whatever it is that they're working on deep in the idea mines of Cupertino?

Take a look at our comparison review, below.