Compare Sony 100mm F2.8 STF GM vs Sony 70-200mm F2.8 GM vs Sony 135mm F1.8 GM
Construction
Aperture Blades
11 blades
11 blades
11 blades
Colors
Black
Gray
Black
Form Factor
Short Telephoto Prime Lens
Telephoto Zoom Lens
Medium Telephoto Prime Lens
Image Size
Full-Frame
Full-Frame
Full-Frame
Lens Barrel
Physical aperture ring, Focus limiter
Focus limiter, Tripod collar
Physical aperture ring, Focus limiter
Lens Mount
Sony E-mount
Sony E-mount
Sony E-mount
Material
Magnesium alloy
Motor
Piezoelectric
Ring-type ultrasonic
Linear Motor
Optical Formula | Elements
14 elements
32 elements
13 elements
Optical Formula | Groups
10 groups
18 groups
10 groups
Optical Formula | Special Glass
ED and aspherical elements, Nano AR coating groups
One double-side aspherical and one extreme aspherical element + Nano AR coating groups
XD, Super ED and ED elements; Nano AR and fluorine coatings groups
Dimensions
Filter Diameter
72 mm / 2.83 in
77 mm / 3.03 in
82 mm / 3.23 in
Size | Diameter
85 mm / 3.35 in
88 mm / 3.46 in
90 mm / 3.54 in
Size | Length
118 mm / 4.65 in
200 mm / 7.87 in
127 mm / 5.00 in
Weight
700 g / 24.73 oz
1480 g / 52.30 oz
950 g / 33.57 oz
Function
Angle Of View
24.4° Diagonal | 20.4° Horizontal | 13.7° Vertical
34.4° Diagonal | 28.8° Horizontal | 19.5° Vertical (wide) ~ 12.4° Diagonal | 10.3° Horizontal | 6.9° Vertical (tele)
18.2° Diagonal | 15.2° Horizontal | 10.2° Vertical
Aperture
f/2.8 ~ f/20
f/2.8 ~ f/22
f/1.8 ~ f/22
Autofocus
Yes
Yes
Yes
Focal Length
100 mm
70 mm ~ 200 mm
135 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
Yes
Yes
No
Weather Resistance
Yes
Yes
Yes
Zoom Type
External zoom (zoom lock available)
Performance
Max Magnification
0.25x
0.25x
0.25x
Min Focus Distance
570 mm / 22.44 in
960 mm / 37.80 in
700 mm / 27.56 in
Production
Accessory
Lens Hood: ALC-SH174 (supplied)
Lens Hood: ALC-SH145 (supplied)
Lens hood included
Debut
2017-02-07
2016-02-03
2019-02-26
Model Name
SEL100F28GM
SEL70200GM
SEL135F18GM
Reviews
Neofiliac score
88%
71%
80%
Pros
- The smoothest bokeh
- Optically stabilized
- Weather-sealed
- Declickable aperture ring
- Superb autofocus
- Optically stabilized
- Zoom lock prevents zoom creep
- Weather-sealed
- Comes with a tripod collar
- Exceptional sharpness across the frame
- Great flare resistance
- Weather-sealed
- Declickable aperture ring
- Great build quality
- Very fast autofocus
Cons
- Low light transmission
- STF appeals only to bokeh addicts
- Rather heavy
- Not sharper than the F4 lens
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