Sony FE 40mm F2.5 G vs Sony E 50mm F1.8 OSS

This is a full comparison between the lenses Sony FE 40mm F2.5 G and Sony E 50mm F1.8 OSS.

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Product
Sony FE 40mm F2.5 G
Sony E 50mm F1.8 OSS
Name Sony FE 40mm F2.5 G Sony E 50mm F1.8 OSS
Manufacturer Sony Sony
SKU SEL40F25G SEL50F18/B
Release Date and Price
Sony FE 40mm F2.5 G
Sony E 50mm F1.8 OSS
Release Year 2021 2011
Release Date 2021-03-23 2011-08-24
MSRP N/A N/A
Last known price 548 USD 298 USD
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Lens Type
Sony FE 40mm F2.5 G
Sony E 50mm F1.8 OSS
Lens Type Standard / Normal Standard / Normal
Zoom or Prime Prime lens (no zoom) Prime lens (no zoom)
Mount and Compatibility
Sony FE 40mm F2.5 G
Sony E 50mm F1.8 OSS
Mount Sony E Sony E
Designed for APS-C sensor No (Suitable for all sensors) Yes
Focus
Sony FE 40mm F2.5 G
Sony E 50mm F1.8 OSS
Autofocus (AF) Yes Yes
Built-in Autofocus (AF) Motor Yes Yes
Motor Type Linear Motor Stepper Motor
Focus Method Internal Internal
Closest Focusing Distance 25 cm 39 cm
Maximum Magnification 0,23 0,16
Aperture
Sony FE 40mm F2.5 G
Sony E 50mm F1.8 OSS
Maximum Aperture F2,5 F1,8
Diaphragm Blades 7 7
Optics
Sony FE 40mm F2.5 G
Sony E 50mm F1.8 OSS
Construction 9 elements  /  9 groups 8 elements  /  7 groups
Special Elements/Coatings 3 aspherical elements No information
Focal Length
Sony FE 40mm F2.5 G
Sony E 50mm F1.8 OSS
Focal Length 40 mm 50 mm
Zoom Range None (Prime lens)
No Zoom available.
None (Prime lens)
No Zoom available.
Built-in Teleconverter No No
Teleconverter Multiplier N/A N/A
Image Stabilization No Yes
OSS (Optical SteadyShot)
Image Stabilization CIPA Rating N/A N/A
Physical
Sony FE 40mm F2.5 G
Sony E 50mm F1.8 OSS
Weather Sealing Yes No
Diameter 68 mm 62 mm
Length 45 mm 62 mm
Weight 173 gr 202 gr
Other
Sony FE 40mm F2.5 G
Sony E 50mm F1.8 OSS
Filter Type Filter Thread Filter Thread
Filter Diameter 49 mm 49 mm
Lens Hood Included Included
Lens Hood SKU ALCSH166 ALC-SH116
Tripod Collar N/A N/A
Tripod Collar SKU N/A N/A