Compare Sony 100mm F2.8 STF GM vs Sony 400mm F2.8 GM vs Zeiss Batis 85mm F1.8
Construction
Aperture Blades
11 blades
11 blades
Colors
Black
White
Form Factor
Short Telephoto Prime Lens
Super Telephoto Prime Lens
Short Telephoto Prime Lens
Image Size
Full-Frame
Full-Frame
Full-Frame
Lens Barrel
Physical aperture ring, Focus limiter
Focus limiter, Tripod collar, Distance scale
Distance scale, DoF scale
Lens Mount
Sony E-mount
Sony E-mount
Sony E-mount
Material
Magnesium alloy
Motor
Piezoelectric
Linear Motor
Optical Formula | Elements
14 elements
23 elements
10 elements
Optical Formula | Groups
10 groups
17 groups
8 groups
Optical Formula | Special Glass
ED and aspherical elements, Nano AR coating groups
1 fluorite and 3 ED elements, Nano AR and fluorine coatings groups
T* coating groups
Dimensions
Filter Diameter
72 mm / 2.83 in
40.5 mm / 1.59 in
67 mm / 2.64 in
Size | Diameter
85 mm / 3.35 in
158 mm / 6.22 in
105 mm / 4.13 in
Size | Length
118 mm / 4.65 in
359 mm / 14.13 in
78 mm / 3.07 in
Weight
700 g / 24.73 oz
2895 g / 102.30 oz
475 g / 16.78 oz
Function
Angle Of View
24.4° Diagonal | 20.4° Horizontal | 13.7° Vertical
6.2° Diagonal | 5.2° Horizontal | 3.4° Vertical
28.6° Diagonal | 23.9° Horizontal | 16.1° Vertical
Aperture
f/2.8 ~ f/20
f/2.8
f/1.8 ~ f/22
Autofocus
Yes
Yes
Yes
Focal Length
100 mm
400 mm
85 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
Yes
Yes
Yes
Weather Resistance
Yes
Yes
Yes
Performance
Max Magnification
0.25x
0.16x
Min Focus Distance
570 mm / 22.44 in
2700 mm / 106.30 in
800 mm / 31.50 in
Production
Accessory
Lens Hood: ALC-SH174 (supplied)
Lens Hood: ALC-SH155 (supplied)
Lens hood included
Debut
2017-02-07
2018-06-27
2015-04-22
Model Name
SEL100F28GM
SEL400F28GM
Reviews
Neofiliac score
88%
62%
93%
Pros
- The smoothest bokeh
- Optically stabilized
- Weather-sealed
- Declickable aperture ring
- Superb autofocus
- Exceptionally faster autofocus
- Lighter than the competition
- Optically stabilized
- Weather-sealed
- Comes with a tripod collar
- Compatible with teleconverters
- Optically stabilized
- Weather-sealed
- OLED display
- Rather lightweight for its focal length
Cons
- Low light transmission
- STF appeals only to bokeh addicts
- Very expensive
- Barrel with large diameter
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