Sony FE 100mm F2.8 STF GM OSS vs Samyang 100mm T3.1 VDSLR ED UMC MACRO

Both are Sony E lenses for full frame. Here is what actually differs.

Sony · 2017

FE 100mm F2.8 STF GM OSS

f/2.8700 g

Full specs

Samyang

100mm T3.1 VDSLR ED UMC MACRO

f/3.1MF

Check price Full specs

Pick the Sony FE 100mm F2.8 STF GM OSS if

You need ⅓ stop more light for low light or background blur (f/2.8 vs f/3.1)
You shoot handheld in dim light or video: it has optical image stabilization and the Samyang 100mm T3.1 VDSLR ED UMC MACRO does not
Our notes say it suits: Portraits with smooth backgrounds, studio work, still life

Pick the Samyang 100mm T3.1 VDSLR ED UMC MACRO if

You shoot close-ups: it focuses down to 0.31 m vs 0.57 m

Spec differences

13 differences

Specifications that differ between the Sony FE 100mm F2.8 STF GM OSS and the Samyang 100mm T3.1 VDSLR ED UMC MACRO
	Sony FE 100mm F2.8 STF GM OSS	Samyang 100mm T3.1 VDSLR ED UMC MACRO
Brand	Sony	Samyang
Type	Prime	Macro
Max aperture	f/2.8 ⅓ stop faster	f/3.1
Weight	700 g	not listed
Length	118.1 mm	not listed
Diameter	85.2 mm	81.6 mm slimmer
Filter thread	72 mm	67 mm
Min focus distance	0.57 m	0.31 m closer
Max magnification	0.25×	not listed
Optical design	not listed	15 elements / 12 groups
Autofocus motor	not listed	Manual focus
Image stabilization	Yes stabilized	No
Released	2017	not listed

3 identical specs hidden: mount, format, focal length. Show all

Mount: Sony E both
Format: Full frame both
Focal length: 100mm both

Our notes

Sony FE 100mm F2.8 STF GM OSS

A specialty portrait lens for E-mount using Smooth Trans Focus apodization for very smooth out-of-focus areas. It offers f/2.8 with an effective T5.6 transmission.