One known variant has pockets, knee pads, and toe spikes. The other version doesn't have those details.
From the manufacturer:
Wake up in a Mandalorian minute with Boba Fett in giant minifigure size!
Keep track of time with the galaxy's best bounty hunter! The giant LEGO Star Wars Minifigure Clock includes moving arms and legs, a detachable blaster, a digital LCD display clock and functions for alarm, light and snooze! Wake up to the power of the dark side with the coolest alarm clock around!
* Move the arms and legs!
* Push down the head to activate the light and alarm!
* Makes a great gift for LEGO Star Wars fans!
* Includes 2-year warranty in U.S.
* Nickel/PVC free
* Digital LCD display
* Alarm, light and snooze functions
* Measures over 9.5" (24cm) tall