Sony 16-35mm f/2.8 GM 3-Way Shootout vs Sony 12-24mm f/4 and Zeiss Batis 18mm f/2.8: Rock Creek Meadow
See my Sony mirrorless wish list.
This shootout at 18mm looks at the Sony 16-35mm f/2.8 GM vs the Sony 12-24mm f/4 G vs the Zeiss Batis 18mm f/2.8 Distagon. A far field scene was chosen to best show the differences, since far field scenes more easily reveal lens sharpness and asymmetry across a near-far zone.
Sony 16-35mm f/2.8 GM 3-Way Shootout @ 18mm: Rock Creek Meadow
Includes images up to full resolution.
This comparison has one stunning winner-takes-all performer.

f6.3 @ 1/500 sec, ISO 100; 2017-08-15 11:26:58
Sony A7R II + Sony FE 16-35mm f/2.8 GM @ 18mm
Sony A7R II + Sony FE 16-35mm f/2.8 GM @ 18mm
[low-res image for bot]