Compare Sony 100mm F2.8 STF GM vs Sony 70-350mm F4.5-6.3 G vs Sony 100-400mm F4.5-5.6 GM
Construction
Aperture Blades
11 blades
7 blades
9 blades
Colors
Black
White
Form Factor
Short Telephoto Prime Lens
Super Telephoto Zoom Lens
Super Telephoto Zoom Lens
Image Size
Full-Frame
APS-C
Full-Frame
Lens Barrel
Physical aperture ring, Focus limiter
Focus limiter, Tripod collar
Lens Mount
Sony E-mount
Sony E-mount
Sony E-mount
Material
Magnesium alloy
Motor
Piezoelectric
Linear Motor
Linear Motor
Optical Formula | Elements
14 elements
19 elements
22 elements
Optical Formula | Groups
10 groups
13 groups
16 groups
Optical Formula | Special Glass
ED and aspherical elements, Nano AR coating groups
One aspherical and three ED (extra low dispersion) elements. groups
Two ED, one super ED element. Fluorine-coated front element. groups
Dimensions
Filter Diameter
72 mm / 2.83 in
67 mm / 2.64 in
77 mm / 3.03 in
Size | Diameter
85 mm / 3.35 in
77 mm / 3.03 in
94 mm / 3.70 in
Size | Length
118 mm / 4.65 in
142 mm / 5.59 in
205 mm / 8.07 in
Weight
700 g / 24.73 oz
625 g / 22.08 oz
1395 g / 49.29 oz
Function
Angle Of View
24.4° Diagonal | 20.4° Horizontal | 13.7° Vertical
23.3° Diagonal | 19.5° Horizontal | 13.0° Vertical (wide) ~ 4.7° Diagonal | 3.9° Horizontal | 2.6° Vertical (tele)
24.4° Diagonal | 20.4° Horizontal | 13.7° Vertical (wide) ~ 6.2° Diagonal | 5.2° Horizontal | 3.4° Vertical (tele)
Aperture
f/2.8 ~ f/20
f/4.5–6.3 ~ f/22–32
f/4.5–5.6 ~ f/32–40
Autofocus
Yes
Yes
Yes
Crop Factor
1.5
Focal Length
100 mm
70 mm ~ 350 mm
100 mm ~ 400 mm
Focal Length (35mm Equivalent)
105.0 mm ~ 525.0 mm
Focus Type
Internal
Extending front
Internal
Image Stabilization
Yes
Yes
Yes
Weather Resistance
Yes
Yes
Yes
Zoom Type
External zoom (zoom lock available)
External zoom (zoom lock available)
Performance
Max Magnification
0.25x
0.23x
0.35x
Min Focus Distance
570 mm / 22.44 in
1100 mm / 43.31 in
980 mm / 38.58 in
Production
Accessory
Lens Hood: ALC-SH174 (supplied)
Lens Hood: ALC-SH160 (supplied)
Lens Hood: ALC-SH151 (supplied)
Debut
2017-02-07
2019-08-28
2017-04-19
Model Name
SEL100F28GM
SEL70350G
SEL100400GM
Reviews
Neofiliac score
88%
62%
52%
Pros
- The smoothest bokeh
- Optically stabilized
- Weather-sealed
- Declickable aperture ring
- Superb autofocus
- Optically stabilized
- Zoom lock prevents zoom creep
- Weather-sealed
- Great reach for an affordable price
- Superb sharpness
- Optically stabilized
- Zoom lock prevents zoom creep
- Weather-sealed
- Comes with a tripod collar
Cons
- Low light transmission
- STF appeals only to bokeh addicts
- Dark maximum aperture
- Not the most solid zoom mechanism
- Dark and variable maximum aperture
- Large and heavy
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