The clicky switch adds 1/4 inch to the light so none of the clickys are as short as the EZAA.
The closest I can think of is the Fenix L1Tv2.0.
Specs for the Q2 version (Some stores may still have the RB80 version):
Two digitally-regulated output levels, selected by turning the bezel
High level: 98 lumens, 1.5 hours (Ni-MH)
Low level: constant 16 lumens, 15 hours (Ni-MH)
Operates on one 1.5V AA (Alkaline, Ni-MH, Lithium***) battery (not included),
Dimensions: 9.4cm (L) x 2.1cm (D)
Weight: 45g (excluding batteries)
Toughened ultra-clear glass lens with anti-reflective coating
Textured reflector for a flawless beam
Comes with tactical forward-clicky switch
Included holster, lanyard, two spare o-rings, and extra rubber switch boot
***Note the approved lithium is an Energizer L91, NOT a 14500 Li-ion.
-----
EDIT
Forgot about the NiteCore SmartPD D10 (see next 2 posts, thanks Gunga)
Specs for the R2 version:
Dimensions: 89mm x 19mm or 3.5in x 0.75in (length x diameter)
Weight: 40g or 1.4oz (without batteries)
Runtimes on one AA
Max: 145 lumens, 50 minutes
Min: 3 lumens, 45 hours or 1.9 days!
Runtimes on one R14500 (protected only)
Max: 145 lumens, 80 minutes
Min: 5 lumens, 60 hours or 2.5 days!
-----
For Reference EZAAw:
Modes & Runtimes
Low Mode: 20 lumens for up to 15 hours
High Mode: About 140 lumens for up to 60 minutes
Dimensions
Size: 70 x 19 mm (2.75 x 0.75 in)
Weight: 26g (0.9 oz)
14500 not supported.