Compare SIGMA 45mm F2.8 DG DN vs SIGMA 28-70mm F2.8 DG DN
Construction
Aperture Blades
7 blades
9 blades
Colors
Black
Form Factor
Normal Prime Lens
Standard Zoom Lens
Image Size
Full-Frame
Full-Frame
Lens Barrel
Physical aperture ring
Lens Mount
Leica L-mount, Sony E-mount
Leica L-mount, Sony E-mount
Material
Magnesium alloy
Motor
Stepper motor
Stepper motor
Optical Formula | Elements
8 elements
16 elements
Optical Formula | Groups
7 groups
12 groups
Optical Formula | Special Glass
2 FLD + 2 SLD + 3 aspherical elements, Nano Porous + Super Multi-Layer coating groups
Dimensions
Filter Diameter
55 mm / 2.17 in
67 mm / 2.64 in
Size | Diameter
64 mm / 2.52 in
72 mm / 2.83 in
Size | Length
46 mm / 1.81 in
102 mm / 4.02 in
Weight
215 g / 7.60 oz
470 g / 16.61 oz
Function
Angle Of View
51.4° Diagonal | 43.6° Horizontal | 29.9° Vertical
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/2.8 ~ f/22
Autofocus
Yes
Yes
Focal Length
45 mm
28 mm ~ 70 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
Weather Resistance
Yes
Yes
Zoom Type
External zoom
Performance
Max Magnification
0.25x
0.3x
Min Focus Distance
240 mm / 9.45 in
190 mm / 7.48 in
Production
Accessory
Lens hood included
Lens hood included
Debut
2019-07-11
2021-02-24
Made In
Japan
Japan
Reviews
Neofiliac score
91%
74%
Pros
- Compact and lightweight
- High contrast
- Weather-sealed
- Comes with physical aperture ring
- Good AF performance
- Weather-sealed
- Lightweight and compact
- Good image quality
- Fast autofocus
Cons
- Cannot declick aperture ring
- Not very bright
- External zoom without zoom lock
- Vignetting at 70mm
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