Compare SIGMA 65mm F2 DG DN vs SIGMA 18-50mm F2.8 DC DN vs SIGMA 28-70mm F2.8 DG DN
Construction
Aperture Blades
9 blades
7 blades, Rounded blades
9 blades
Colors
Black
Black
Black
Form Factor
Short Telephoto Prime Lens
Standard Zoom Lens
Standard Zoom Lens
Image Size
Full-Frame
APS-C
Full-Frame
Lens Barrel
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
Magnesium alloy
Motor
Stepper motor
Stepper motor
Stepper motor
Optical Formula | Elements
12 elements
13 elements
16 elements
Optical Formula | Groups
9 groups
10 groups
12 groups
Optical Formula | Special Glass
1 SLD + 2 aspherical elements, Super Multi-Layer coating groups
1 Super Low Dispersion and 3 aspherical elements groups
2 FLD + 2 SLD + 3 aspherical elements, Nano Porous + Super Multi-Layer coating groups
Dimensions
Filter Diameter
62 mm / 2.44 in
55 mm / 2.17 in
67 mm / 2.64 in
Size | Diameter
72 mm / 2.83 in
65 mm / 2.56 in
72 mm / 2.83 in
Size | Length
75 mm / 2.95 in
75 mm / 2.95 in
102 mm / 4.02 in
Weight
405 g / 14.31 oz
290 g / 10.25 oz
470 g / 16.61 oz
Function
Angle Of View
36.8° Diagonal | 31.0° Horizontal | 20.9° Vertical
77.4° Diagonal | 67.4° Horizontal | 47.9° Vertical (wide) ~ 32.2° Diagonal | 27.0° Horizontal | 18.2° 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 ~ f/22
f/2.8 ~ f/22
f/2.8 ~ f/22
Autofocus
Yes
Yes
Yes
Crop Factor
1.5
Focal Length
65 mm
18 mm ~ 50 mm
28 mm ~ 70 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
External zoom
Performance
Max Magnification
0.15x
0.3x
Min Focus Distance
550 mm / 21.65 in
120 mm / 4.72 in
190 mm / 7.48 in
Production
Accessory
Lens hood included
Lens Hood: LH582-02 (supplied)
Lens hood included
Debut
2020-12-01
2021-10-19
2021-02-24
Made In
Japan
Japan
Japan
Reviews
Neofiliac score
91%
55%
74%
Pros
- Excellent build quality
- Weather-sealed
- Comes with physical aperture ring
- Very good color rendition
- Fast autofocus
- Constant f/2.8 aperture
- Very sharp wide open
- Dust and splash protection
- Weather-sealed
- Lightweight and compact
- Good image quality
- Fast autofocus
Cons
- Some vignetting at f/2
- External zoom without zoom lock
- Not stabilized
- External zoom without zoom lock
- Vignetting at 70mm
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