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