Compare real-world fit, not spreadsheet noise.
Pick up to four 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
Ranked
Panasonic Lumix S5 II
Full-frame / 740g
Sigma BF
Full-frame / 620g
Workflow lens
Panasonic Lumix S5 II is the stronger fit for travel and everyday carry.
Panasonic Lumix S5 II leads on video readiness by 36 points.
Panasonic Lumix S5 II leads on AF confidence by 14 points.
Panasonic Lumix S5 II leads on resale strength by 14 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
Panasonic Lumix S5 II
Front view / 134 x 102mm
134 x 102 x 90mm
Sigma BF
Front view / 132 x 92mm
132 x 92 x 72mm
Width
Height
Depth
Weight
External dimensions and carry delta
Sigma BF is the narrowest (2mm less than Panasonic Lumix S5 II), Sigma BF is the shortest (10mm less than Panasonic Lumix S5 II), Sigma BF is the thinnest (18mm less than Panasonic Lumix S5 II), and Sigma BF is the lightest (120g less than Panasonic Lumix S5 II).
Panasonic Lumix S5 II
Sigma BF
Class benchmarks
Sensor comparison
Sensor size to scale
×1 crop
×1 crop
All 2 use Full-frame sensors — sensor size is a wash here.
Decision matrix
Scores tuned for travel
Highlighted specs
Only specs that change the decision
Video
6K/30p open gate, 4K/60p
Sensor
24MP full-frame
Autofocus
779-point phase hybrid
Storage
230GB internal
Community comparison
Owner consensus · not specsCommunity comparison appears once owners vote on these products — 6 more votes across the pair will unlock it.