Compare Sigma 30mm F1.4 DC HSM vs Sigma 18-35mm F1.8 DC HSM vs Pentax-D FA 70-210mm F4
Construction
Aperture Blades
9 blades, Rounded blades
9 blades, Rounded diaphragm
9 blades
Colors
Black
Form Factor
Normal Prime Lens
Zoom Lens
Super Telephoto Zoom Lens
Image Size
APS-C
APS-C
APS-C
Lens Barrel
Distance scale
Distance scale
Focus limiter, Distance scale
Lens Mount
Canon EF-mount, Nikon F-mount, Sigma SA-mount
Canon EF-mount, Nikon F-mount, Pentax K-mount, Sigma SA-mount, Sony A-mount
Pentax K-mount
Material
Magnesium alloy
Motor
Ultrasonic
Ring-type ultrasonic
Ring-type ultrasonic
Optical Formula | Elements
9 elements
17 elements
20 elements
Optical Formula | Groups
8 groups
12 groups
14 groups
Optical Formula | Special Glass
1 aspherical element groups
5 SLD glass elements, 4 glassmold aspherical elements groups
2 anomalous dispersion and 3 ED elements + HD coating groups
Dimensions
Filter Diameter
62 mm / 2.44 in
72 mm / 2.83 in
67 mm / 2.64 in
Size | Diameter
74 mm / 2.91 in
78 mm / 3.07 in
79 mm / 3.11 in
Size | Length
63 mm / 2.48 in
121 mm / 4.76 in
175 mm / 6.89 in
Weight
435 g / 15.37 oz
810 g / 28.62 oz
819 g / 28.94 oz
Function
Angle Of View
51.4° Diagonal | 43.6° Horizontal | 29.9° Vertical
77.4° Diagonal | 67.4° Horizontal | 47.9° Vertical (wide) ~ 44.8° Diagonal | 37.8° Horizontal | 25.8° Vertical (tele)
23.3° Diagonal | 19.5° Horizontal | 13.0° Vertical (wide) ~ 7.9° Diagonal | 6.5° Horizontal | 4.4° Vertical (tele)
Aperture
f/1.4 ~ f/16
f/1.8 ~ f/16
f/4 ~ f/32
Autofocus
Yes
Yes
Yes
Crop Factor
1.5
1.5
1.5
Focal Length
30 mm
18 mm ~ 35 mm
70 mm ~ 210 mm
Focal Length (35mm Equivalent)
45.0 mm
27.0 mm ~ 52.5 mm
105.0 mm ~ 315.0 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
No
Yes
Zoom Type
Internal zoom
Internal zoom
Performance
Max Magnification
0.15x
0.23x
0.32x
Min Focus Distance
300 mm / 11.81 in
280 mm / 11.02 in
950 mm / 37.40 in
Production
Accessory
Lens Hood: LH686-01 (supplied)
Lens Hood: LH780-03 (supplied)
Lens hood included
Debut
2013-01-29
2013-04-18
2020-01-22
Made In
Japan
Japan
Reviews
Neofiliac score
65%
65%
31%
Pros
- Beautiful rendering
- Very compact and reasonably light
- Very sharp
- Internal zoom
- High levels of resolution
- Weather-sealed
- Beautifully built
- Very useful focal range
Cons
- Lacks weather sealing
- Rather large and heavy for an APS-C lens
- Dark maximum aperture
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