Compare Sony 100-400mm F4.5-5.6 GM vs Tamron 50-400mm F4.5-6.3 vs Sony 400mm F2.8 GM
Construction
Aperture Blades
9 blades
9 blades, rounded aperture blades
11 blades
Colors
White
Black
White
Form Factor
Super Telephoto Zoom Lens
Super Telephoto Zoom Lens
Super Telephoto Prime Lens
Image Size
Full-Frame
Full-Frame
Full-Frame
Lens Barrel
Focus limiter, Tripod collar
Focus limiter, Tripod collar, Distance scale
Lens Mount
Sony E-mount
Sony E-mount, Sony E-mount
Sony E-mount
Material
Magnesium alloy
Magnesium alloy
Motor
Linear Motor
Linear Motor
Linear Motor
Optical Formula | Elements
22 elements
24 elements
23 elements
Optical Formula | Groups
16 groups
18 groups
17 groups
Optical Formula | Special Glass
Two ED, one super ED element. Fluorine-coated front element. groups
1 fluorite and 3 ED elements, Nano AR and fluorine coatings groups
Dimensions
Filter Diameter
77 mm / 3.03 in
67 mm / 2.64 in
40.5 mm / 1.59 in
Size | Diameter
94 mm / 3.70 in
89 mm / 3.50 in
158 mm / 6.22 in
Size | Length
205 mm / 8.07 in
183 mm / 7.20 in
359 mm / 14.13 in
Weight
1395 g / 49.29 oz
1155 g / 40.81 oz
2895 g / 102.30 oz
Function
Angle Of View
24.4° Diagonal | 20.4° Horizontal | 13.7° Vertical (wide) ~ 6.2° Diagonal | 5.2° Horizontal | 3.4° Vertical (tele)
46.8° Diagonal | 39.6° Horizontal | 27.0° Vertical (wide) ~ 6.2° Diagonal | 5.2° Horizontal | 3.4° Vertical (tele)
6.2° Diagonal | 5.2° Horizontal | 3.4° Vertical
Aperture
f/4.5–5.6 ~ f/32–40
f/4.5–6.3 ~ f/22–32
f/2.8
Autofocus
Yes
Yes
Yes
Focal Length
100 mm ~ 400 mm
50 mm ~ 400 mm
400 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
Yes
Yes
Yes
Weather Resistance
Yes
Yes
Yes
Zoom Type
External zoom (zoom lock available)
External zoom
Performance
Max Magnification
0.35x
0.5x
0.16x
Min Focus Distance
980 mm / 38.58 in
250 mm / 9.84 in
2700 mm / 106.30 in
Production
Accessory
Lens Hood: ALC-SH151 (supplied)
Lens hood included
Lens Hood: ALC-SH155 (supplied)
Debut
2017-04-19
2022-08-24
2018-06-27
Model Name
SEL100400GM
SEL400F28GM
Reviews
Neofiliac score
52%
59%
62%
Pros
- Superb sharpness
- Optically stabilized
- Zoom lock prevents zoom creep
- Weather-sealed
- Comes with a tripod collar
- Optically stabilized
- Weather-sealed
- Versatile focal range
- Exceptionally faster autofocus
- Lighter than the competition
- Optically stabilized
- Weather-sealed
- Comes with a tripod collar
- Compatible with teleconverters
Cons
- Dark and variable maximum aperture
- Large and heavy
- Dark maximum aperture
- Long & heavy
- Questionable image quality of a superzoom
- Very expensive
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