Questions on the Fuze+

“The external dimensions are approximatively 2.5” x 1.5" x 1/4" "

The Fuze dimensions are listed as 3.1 x 1.9 x 0.3 inches, so the Fuze+ is smaller than the Fuze in all three dimensions? The Fuze is lasted as being 2.1 ounces. Is the Fuze+ lighter or heavier than this?