Sigma 50mm F2.8 EX DG Macro vs Pentax smc D-FA 50mm F2.8 Macro Side By Side Comparison

Looking to find more information regarding these two camera lenses? Check out our side by side comparison of the Sigma 50mm F2.8 EX DG Macro vs Pentax smc D-FA 50mm F2.8 Macroto review specs, pros and cons, and which is right for you.

Sigma 50mm F2.8 EX DG Macro Top Features

50mm Focal Range
F2.8 Max Aperture
Filter Thread: 55mm
Max Format: 35mm FF
Pentax KAF Mount
Weight: 320g.
Diameter: 71mm
Length: 67mm
Min Focus Distance:0.19m
Max Magnification:1x

Pentax D-FA 50mm F2.8 Macro Top Features

50mm Focal Range
F2.8 Max Aperture
Filter Thread: 49mm
Max Format:
Pentax KAF Mount
Weight: 265g.
Diameter: 68mm
Length: 60mm
Min Focus Distance:0.2m
Max Magnification:1x

Our Winner: Sigma 50mm F2.8 EX DG Macro over Pentax smc D-FA 50mm F2.8 Macro

Minimum Focus Distance	0.19m vs 0.2m	can focus closer to the subject

Pros Of Pentax smc D-FA 50mm F2.8 Macro over Sigma 50mm F2.8 EX DG Macro

Diaphgragm Blades	8 vs 7	Potentially more rounded and smooth bokeh
Aperture Ring	Yes vs No	able to adjust the aperture on the lens
Weight	265g vs 320g	55g lighter
Diameter	68mm vs 71mm	3mm smaller in diameter
Length	60mm vs 67mm	7mm shorter
Filter Thread	49mm vs 55mm	Smaller filters are cheaper and easier to find

Cons Of Sigma 50mm F2.8 EX DG Macro and Pentax smc D-FA 50mm F2.8 Macro

Image Stabilization	No vs No	Reliant on in-body Image Stabilization
Weather Sealing	No vs No	not safe under rain and dust

Sigma 50mm F2.8 EX DG Macro vs Pentax D-FA 50mm F2.8 Macro All Features

Below is a detailed chart of specifications that compare both lenses to determine which is the best for your needs.

General	Sigma 50mm F2.8 EX DG Macro	Pentax D-FA 50mm F2.8 Macro
Brand	Sigma	Pentax
Lens Type	Prime	Prime
Price	CHECK PRICE	CHECK PRICE
Lens Type	Macro Prime	Macro Prime
Lens Mount	Pentax KAF	Pentax KAF
Max Format	35mm FF	35mm FF
Focal Range	50mm	50mm
Image Stabilization	No	No
Colour	Black	Black
Zoom Method	No Zoom	No Zoom
Power Zoom	No	No
Zoom Lock	No	No
Zoom Ratio	1.0X	1.0X
Aperture
Max Aperture	F2.8	F2.8
Min Aperture		F32.0
Aperture Ring	No	Yes
Diaphragm Blades	7	8
Optics
Optical Elements	10	8
Optical Groups	9	7
Special Elements	unknown	unknown
Focusing
Min Focus Distance	0.19m	0.2m
Max Magnification	1X	1X
Autofocus	Yes	Yes
AF Motor Type	Micromotor	Screw drive from camera
Full Time Manual	No	Yes
Focus Method	Extending front	Unknown
Distance Scale	Yes	Unknown
DoF Scale	Yes	Yes
Distance Scale	Yes	Unknown
Focus Distance Limiter	Yes	Unknown
Physical Specs
Weight	320g	265g
Diameter	71mm	68mm
Length	67mm	60mm
Materials	metal mount	Unknown
Weather Sealing	Unknown	Unknown
Filter Thread	55mm	49mm
Filter Notes	Does not rotate on focus	–
Hood Supplied	Yes	Yes
Hood Code	Unknown	Unknown
Tripod Collar	No	No
Optional Accessories	–	–
	Report a Correction	Report a Correction