Sigma 24mm F1.4 DG HSM A vs Nikon AF Nikkor 20mm f2.8D Detailed Comparison

Sigma 24mm F1.4 DG HSM A vs Nikon AF Nikkor 20mm f2.8D

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Sigma 24mm F1.4 DG HSM A

Wideangle Prime | Nikon F (FX)

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Nikon 20mm f2.8D

Wideangle Prime | Nikon F (FX)

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Reasons to choose Sigma 24mm F1.4 DG HSM A over Nikon AF Nikkor 20mm f2.8D

Focal Length - Tele	24mm vs 20mm	4mm more tele coverage
Max Aperture - Wide	1.4 vs 2.8	faster lens at wide
Diaphragm Blades	9 vs 7	better Bokeh

Reasons to choose Nikon AF Nikkor 20mm f2.8D over Sigma 24mm F1.4 DG HSM A

Price	$597 vs $686	Cheaper by $89
Focal Length - Wide	20mm vs 24mm	4mm wider coverage
Weight	270 g vs 665 g	395 g lighter
Diameter	69 mm vs 85 mm	16 mm smaller in diameter
Length	43 mm vs 90 mm	47 mm shorter
Filter Thread	62 mm vs 77 mm	Smaller filters are cheaper

Sigma 24mm F1.4 DG HSM A vs Nikon 20mm f2.8D Specs Table

Detailed comparison of specifications

General	Sigma 24mm F1.4 DG HSM A	Nikon 20mm f2.8D
Brand	Sigma	Nikon
Lens Type	Prime	Prime
Price	$686.22	$597.01
Lens Type	Wideangle Prime	Wideangle Prime
Lens Mount	Nikon F (FX)	Nikon F (FX)
Max Format	35mm FF	35mm FF
Focal Range	24mm	20mm
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	F1.4	F2.8
Min Aperture	F16.0	F22.0
Aperture Ring	No	Yes
Diaphragm Blades	9	7
Optics
Optical Elements	15	12
Optical Groups	11	9
Special Elements	FLD and SLD elements	unknown
Focusing
Min Focus Distance	0.25m	0.25m
Max Magnification	unknown	unknown
Autofocus	Yes	Yes
AF Motor Type	Ultrasonic	unknown
Full Time Manual	Unknown
Focus Method	Internal	Unknown
Distance Scale	Yes	Yes
DoF Scale	No	Yes
Distance Scale	Yes	Yes
Focus Distance Limiter	Unknown	Unknown
Physical Specs
Weight	665g	270g
Diameter	85mm	69mm
Length	90mm	43mm
Materials	Unknown	metal mount
Weather Sealing	Unknown	No
Filter Thread	77mm	62mm
Filter Notes	-	-
Hood Supplied	Unknown	No
Hood Code	Unknown	HB-4
Tripod Collar	No	No
Optional Accessories	-	Lens pouch CL-S2
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