Sony DT 50mm F1.8 SAM vs Sony 50mm F1.4 Detailed Comparison

Sony DT 50mm F1.8 SAM vs Sony 50mm F1.4

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Sony DT 50mm F1.8 SAM

Standard Prime | Sony Alpha

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Sony 50mm F1.4

Standard Prime | Sony Alpha

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Sony DT 50mm F1.8 SAM vs Sony 50mm F1.4 Comparison Overview

In this review, we will be comparing Sony DT 50mm F1.8 SAM and Sony 50mm F1.4, two Standard Prime lenses by Sony. Both cameras have the same focal range of 50mm but different max apertures: Sony DT 50mm F1.8 SAM has a max aperture of F1.8 while the Sony 50mm F1.4 has a max aperture of F1.4.

We will start with briefly looking and the main specs of these two lenses and in the section, we will start analyzing in more detail and list the pros and cons of each lenses.

Sony DT 50mm F1.8 SAM Key Specs

50mm Focal Range

F1.8 Max Aperture

Filter Thread: 49mm

Max Format: APS-C / DX

Sony Alpha Mount

Weight: 170g.

Diameter: 70mm

Length: 45mm

Min Focus Distance:0.34m

Max Magnification:0.2x

Sony 50mm F1.4 Key Specs

50mm Focal Range

F1.4 Max Aperture

Filter Thread: 55mm

Max Format:

Sony Alpha Mount

Weight: 222g.

Diameter: 66mm

Length: 43mm

Min Focus Distance:0.45m

Max Magnification:0.15x

Reasons to choose Sony DT 50mm F1.8 SAM over Sony 50mm F1.4

Weight	170g vs 222g	52g lighter
Filter Thread	49mm vs 55mm	Smaller filters are cheaper and easier to find
Minimum Focus Distance	0.34m vs 0.45m	can focus closer to the subject
Max Magnification	0.2x vs 0.15x	higher magnification better for close-up shots

Reasons to choose Sony 50mm F1.4 over Sony DT 50mm F1.8 SAM

Max Aperture - Wide	1.4 vs 1.8	Wider aperture at wide end
Max Aperture - Tele	1.4 vs 1.8	Wider aperture at tele end
Depth-of-Field Scale	Yes vs No	Depth of Field scale to assist focusing
Max Sensor Coverage	35mm FF vs APS-C / DX	covers larger sensors
Diameter	66mm vs 70mm	4mm smaller in diameter
Length	43mm vs 45mm	2mm shorter

Common Strengths of Sony DT 50mm F1.8 SAM and Sony 50mm F1.4

Distance Scale	Yes vs Yes	Distance Scale to assist focusing

Common Weaknesses of Sony DT 50mm F1.8 SAM and Sony 50mm F1.4

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

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Sony DT 50mm F1.8 SAM vs Sony 50mm F1.4 Specs Table

Detailed comparison of specifications

General	Sony DT 50mm F1.8 SAM	Sony 50mm F1.4
Brand	Sony	Sony
Lens Type	Prime	Prime
Price	CHECK PRICE	CHECK PRICE
Lens Type	Standard Prime	Standard Prime
Lens Mount	Sony Alpha	Sony Alpha
Max Format	APS-C / DX	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	F1.8	F1.4
Min Aperture	F32.0	F22.0
Aperture Ring	No	No
Diaphragm Blades	7	7
Optics
Optical Elements	6	7
Optical Groups	5	6
Special Elements	unknown	unknown
Focusing
Min Focus Distance	0.34m	0.45m
Max Magnification	0.2X	0.15X
Autofocus	Yes	Yes
AF Motor Type	Micromotor	Screw drive from camera
Full Time Manual	No
Focus Method	Unit	Unit
Distance Scale	Yes	Yes
DoF Scale	No	Yes
Distance Scale	Yes	Yes
Focus Distance Limiter	Unknown	Unknown
Physical Specs
Weight	170g	222g
Diameter	70mm	66mm
Length	45mm	43mm
Materials	Plastic barrel, plastic mount	Unknown
Weather Sealing	No	Unknown
Filter Thread	49mm	55mm
Filter Notes	-	does not rotate on focus
Hood Supplied	No	Yes
Hood Code	Unknown	SH0011
Tripod Collar	No	No
Optional Accessories	-	-
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