Compare Sony 24-70mm F2.8 GM vs Sony 28-70mm F3.5-5.6
Construction
Aperture Blades
9 blades
7 blades
Colors
Black
Form Factor
Standard Zoom Lens
Standard Zoom Lens
Image Size
Full-Frame
Full-Frame
Lens Mount
Sony E-mount
Sony E-mount
Motor
Piezoelectric
Stepper motor
Optical Formula | Elements
18 elements
9 elements
Optical Formula | Groups
13 groups
8 groups
Optical Formula | Special Glass
One extreme aspherical, one super ED, one ED element + Nano AR coating groups
3 aspheric elements, 1 ED glass element groups
Dimensions
Filter Diameter
82 mm / 3.23 in
55 mm / 2.17 in
Size | Diameter
88 mm / 3.46 in
73 mm / 2.87 in
Size | Length
136 mm / 5.35 in
95 mm / 3.74 in
Weight
886 g / 31.31 oz
426 g / 15.05 oz
Function
Angle Of View
84.1° Diagonal | 73.7° Horizontal | 53.1° Vertical (wide) ~ 34.4° Diagonal | 28.8° Horizontal | 19.5° Vertical (tele)
75.4° Diagonal | 65.5° Horizontal | 46.4° Vertical (wide) ~ 34.4° Diagonal | 28.8° Horizontal | 19.5° Vertical (tele)
Aperture
f/2.8 ~ f/22
f/3.5–5.6 ~ f/22
Autofocus
Yes
Yes
Focal Length
24 mm ~ 70 mm
28 mm ~ 70 mm
Focus Type
Internal
Internal
Image Stabilization
No
Yes
Weather Resistance
Yes
Zoom Type
External zoom (zoom lock available)
External zoom
Performance
Max Magnification
0.24x
0.2x
Min Focus Distance
380 mm / 14.96 in
400 mm / 15.75 in
Production
Accessory
Lens Hood: ALC-SH141 (supplied)
Lens Hood: ALC-SH130 (supplied)
Debut
2016-02-03
2013-10-16
Model Name
SEL2470GM
SEL2870
Reviews
Neofiliac score
52%
71%
Pros
- Zoom lock prevents zoom creep
- Weather-sealed
- Quite useful f/2.8 constant aperture
- Optically stabilized
Cons
- Large and heavy
- Not very sharp
- Not stabilized
- External zoom without zoom lock
- The original FE kit lens
- Not very sharp
- Cheaply built
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