Compare Sony 600mm F4 GM vs Sony 400mm F2.8 GM
Construction
Aperture Blades
11 blades
11 blades
Colors
White
White
Form Factor
Super Telephoto Prime Lens
Super Telephoto Prime Lens
Image Size
Full-Frame
Full-Frame
Lens Barrel
Focus limiter, Tripod collar
Focus limiter, Tripod collar, Distance scale
Lens Mount
Sony E-mount
Sony E-mount
Material
Magnesium alloy
Magnesium alloy
Motor
Linear Motor
Linear Motor
Optical Formula | Elements
18 elements
23 elements
Optical Formula | Groups
24 groups
17 groups
Optical Formula | Special Glass
1 'extreme aspherical' + 2 ED + 3 fluorite elements, Nano AR + fluorine coatings groups
1 fluorite and 3 ED elements, Nano AR and fluorine coatings groups
Dimensions
Filter Diameter
40.5 mm / 1.59 in
40.5 mm / 1.59 in
Size | Diameter
164 mm / 6.46 in
158 mm / 6.22 in
Size | Length
449 mm / 17.68 in
359 mm / 14.13 in
Weight
3040 g / 107.42 oz
2895 g / 102.30 oz
Function
Angle Of View
4.1° Diagonal | 3.4° Horizontal | 2.3° Vertical
6.2° Diagonal | 5.2° Horizontal | 3.4° Vertical
Aperture
f/4
f/2.8
Autofocus
Yes
Yes
Focal Length
600 mm
400 mm
Focus Type
Internal
Internal
Image Stabilization
Yes
Yes
Weather Resistance
Yes
Yes
Performance
Max Magnification
0.14x
0.16x
Min Focus Distance
4500 mm / 177.17 in
2700 mm / 106.30 in
Production
Accessory
Lens hood included
Lens Hood: ALC-SH155 (supplied)
Debut
2019-06-11
2018-06-27
Model Name
SEL600F40GM
SEL400F28GM
Reviews
Neofiliac score
52%
62%
Pros
- Compatible with teleconverters and drop in filters
- Optically stabilized
- Professional weather sealing
- Comes with a tripod collar
- Comparatively light and compact
- Extremely fast autofocus
- Exceptionally faster autofocus
- Lighter than the competition
- Optically stabilized
- Weather-sealed
- Comes with a tripod collar
- Compatible with teleconverters
Cons
- Very expensive
- Very expensive
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