Compare Sigma 70mm F2.8 DG Macro vs Sigma 28mm F1.4 DG HSM vs Panasonic S 18mm F1.8
Construction
Aperture Blades
9 blades
9 blades
9 blades, Circulate aperture desigm
Form Factor
Short Telephoto Prime Lens
Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Image Size
Full-Frame
Full-Frame
Full-Frame
Lens Barrel
Distance scale
Lens Mount
Canon EF-mount, Nikon F-mount, Sigma SA-mount, Sony E-mount, Leica L-mount
Canon EF-mount, Nikon F-mount, Sigma SA-mount, Sony E-mount, Leica L-mount
Leica L-mount
Material
Polycarbonate
Motor
Micromotor
Ring-type ultrasonic
Stepper motor
Optical Formula | Elements
13 elements
17 elements
13 elements
Optical Formula | Groups
10 groups
12 groups
12 groups
Optical Formula | Special Glass
Two FLD glass elementsTwo SLD glass elementsTwo aspherical elements groups
Three SLD + two FLD elements groups
3 Aspheric, 1 UED, 3 ED, 1 UHR groups
Dimensions
Filter Diameter
49 mm / 1.93 in
77 mm / 3.03 in
67 mm / 2.64 in
Size | Diameter
71 mm / 2.80 in
83 mm / 3.27 in
74 mm / 2.91 in
Size | Length
106 mm / 4.17 in
108 mm / 4.25 in
82 mm / 3.23 in
Weight
515 g / 18.20 oz
865 g / 30.57 oz
340 g / 12.01 oz
Function
Angle Of View
34.4° Diagonal | 28.8° Horizontal | 19.5° Vertical
75.4° Diagonal | 65.5° Horizontal | 46.4° Vertical
100.5° Diagonal | 90.0° Horizontal | 67.4° Vertical
Aperture
f/2.8 ~ f/22
f/1.4 ~ f/16
f/1.8 ~ f/16
Autofocus
Yes
Yes
Yes
Focal Length
70 mm
28 mm
18 mm
Focus Type
Extending front
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
Yes
Yes
Performance
Max Magnification
1x
0.19x
0.2x
Min Focus Distance
260 mm / 10.24 in
280 mm / 11.02 in
180 mm / 7.09 in
Production
Accessory
Lens Hood: LH708-01 (supplied)
Lens hood included
Lens hood included
Debut
2018-02-27
2018-09-25
2022-09-07
Made In
Japan
Japan
Reviews
Neofiliac score
91%
83%
68%
Pros
- 1x maximum magnification
- Weather-sealed
- Rather lightweight for a 1:1 macro lens
- Good optical performance
- Bright maximum aperture
- Weather-sealed
- Rather lightweight
- Decent image quality
Cons
- External focusing
- Built between Art and Contemporary line
- On the heavy side
- Released rather late in the DSLR Art line (DG HSM)
- Not very competitive
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