Compare SIGMA 45mm F2.8 DG DN vs SIGMA 18-50mm F2.8 DC DN vs SIGMA 24mm F3.5 DG DN
Construction
Aperture Blades
7 blades
7 blades, Rounded blades
7 blades
Colors
Black
Black
Form Factor
Normal Prime Lens
Standard Zoom Lens
Wide-Angle Prime Lens
Image Size
Full-Frame
APS-C
Full-Frame
Lens Barrel
Physical aperture ring
Physical aperture ring
Lens Mount
Leica L-mount, Sony E-mount
Leica L-mount, Sony E-mount
Leica L-mount, Sony E-mount
Material
Magnesium alloy
Motor
Stepper motor
Stepper motor
Stepper motor
Optical Formula | Elements
8 elements
13 elements
10 elements
Optical Formula | Groups
7 groups
10 groups
8 groups
Optical Formula | Special Glass
1 Super Low Dispersion and 3 aspherical elements groups
1 SLD + 3 aspherical elements, Super Multi-Layer coating groups
Dimensions
Filter Diameter
55 mm / 2.17 in
55 mm / 2.17 in
55 mm / 2.17 in
Size | Diameter
64 mm / 2.52 in
65 mm / 2.56 in
64 mm / 2.52 in
Size | Length
46 mm / 1.81 in
75 mm / 2.95 in
49 mm / 1.93 in
Weight
215 g / 7.60 oz
290 g / 10.25 oz
225 g / 7.95 oz
Function
Angle Of View
51.4° Diagonal | 43.6° Horizontal | 29.9° Vertical
77.4° Diagonal | 67.4° Horizontal | 47.9° Vertical (wide) ~ 32.2° Diagonal | 27.0° Horizontal | 18.2° Vertical (tele)
84.1° Diagonal | 73.7° Horizontal | 53.1° Vertical
Aperture
f/2.8 ~ f/22
f/2.8 ~ f/22
f/3.5 ~ f/22
Autofocus
Yes
Yes
Yes
Crop Factor
1.5
Focal Length
45 mm
18 mm ~ 50 mm
24 mm
Focal Length (35mm Equivalent)
27.0 mm ~ 75.0 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
Yes
Yes
Yes
Zoom Type
External zoom
Performance
Max Magnification
0.25x
0.5x
Min Focus Distance
240 mm / 9.45 in
120 mm / 4.72 in
110 mm / 4.33 in
Production
Accessory
Lens hood included
Lens Hood: LH582-02 (supplied)
Lens hood included
Debut
2019-07-11
2021-10-19
2020-12-01
Made In
Japan
Japan
Japan
Reviews
Neofiliac score
91%
55%
91%
Pros
- Compact and lightweight
- High contrast
- Weather-sealed
- Comes with physical aperture ring
- Good AF performance
- Constant f/2.8 aperture
- Very sharp wide open
- Dust and splash protection
- Excellent build quality
- Short barrel
- Light in the hand
- Weather-sealed
- Comes with physical aperture ring
- Good image quality
Cons
- Cannot declick aperture ring
- Not very bright
- External zoom without zoom lock
- Not stabilized
- Dark maximum aperture
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