Compare real-world fit, not spreadsheet noise.
Pick two products and tune the verdict around travel, hybrid work, wildlife, resale safety or pure value. GearAtlas weighs carry size, ecosystem cost, market timing and ownership risk in one calm decision surface.
Visual
Estimated
Workflow
OM System M.Zuiko 12-40mm f/2.8 PRO II
Micro 4/3 - 382g
Fujifilm X100VI
APS-C - 521g
Workflow lens
OM System M.Zuiko 12-40mm f/2.8 PRO II and Fujifilm X100VI are nearly tied for travel and everyday carry.
Fujifilm X100VI leads on carry and size by 7 points.
Fujifilm X100VI leads on resale strength by 32 points.
Camera size studio
Relative body dimensions
Front, back and top views are drawn from external dimensions so the size relationship stays proportional.
View
Mode
OM System M.Zuiko 12-40mm f/2.8 PRO II
Front view / 88 x 88mm
88 x 88 x 120mm
Fujifilm X100VI
Front view / 128 x 75mm
128 x 75 x 55mm
Width
Height
Depth
Weight
External dimensions and carry delta
OM System M.Zuiko 12-40mm f/2.8 PRO II is 40mm narrower than Fujifilm X100VI, Fujifilm X100VI is 13mm shorter than OM System M.Zuiko 12-40mm f/2.8 PRO II, Fujifilm X100VI is 65mm thinner than OM System M.Zuiko 12-40mm f/2.8 PRO II, and OM System M.Zuiko 12-40mm f/2.8 PRO II is 139g lighter than Fujifilm X100VI.
Fujifilm X100VI includes its lens in the body envelope, while OM System M.Zuiko 12-40mm f/2.8 PRO II still needs a lens attached.
OM System M.Zuiko 12-40mm f/2.8 PRO II
Fujifilm X100VI
Class benchmarks
Decision matrix
Scores tuned for travel
Highlighted specs
Only specs that change the decision
Focal length
12-40mm (24-80 eq)
Sensor
40.2MP APS-C X-Trans 5 HR
Max aperture
f/2.8 constant
Stabilisation
5-axis, up to 6 stops
Viewfinder
Hybrid OVF/EVF