Compare Sigma 24-105mm F4 DG OS HSM vs Sigma 18-300 F3.5-6.3 DC Macro vs Pentax-DA 11-18mm F2.8
Construction
Aperture Blades
9 blades, Rounded diaphragm
Colors
Black
Form Factor
Standard Zoom Lens
All-in-One Zoom Lens
Ultra Wide-Angle Zoom Lens
Image Size
Full-Frame
APS-C
APS-C
Lens Barrel
Distance scale
Distance scale
Distance scale
Lens Mount
Canon EF-mount, Nikon F-mount, Sigma SA-mount, Sony A-mount
Canon EF-mount, Nikon F-mount, Pentax K-mount, Sigma SA-mount, Sony A-mount
Pentax K-mount
Motor
Ring-type ultrasonic
Ultrasonic
Optical Formula | Elements
19 elements
Optical Formula | Groups
14 groups
Optical Formula | Special Glass
4 "F" low dispersion, 1 special low dispersion groups
Dimensions
Filter Diameter
82 mm / 3.23 in
72 mm / 2.83 in
Size | Diameter
89 mm / 3.50 in
Size | Length
109 mm / 4.29 in
Weight
885 g / 31.27 oz
Function
Angle Of View
84.1° Diagonal | 73.7° Horizontal | 53.1° Vertical (wide) ~ 23.3° Diagonal | 19.5° Horizontal | 13.0° Vertical (tele)
77.4° Diagonal | 67.4° Horizontal | 47.9° Vertical (wide) ~ 5.5° Diagonal | 4.6° Horizontal | 3.1° Vertical (tele)
105.4° Diagonal | 95.0° Horizontal | 72.1° Vertical (wide) ~ 77.4° Diagonal | 67.4° Horizontal | 47.9° Vertical (tele)
Aperture
f/4 ~ f/22
f/3.5–6.3 ~ f/22
f/2.8
Autofocus
Yes
Yes
Yes
Crop Factor
1.5
1.5
Focal Length
24 mm ~ 105 mm
18 mm ~ 300 mm
11 mm ~ 18 mm
Focal Length (35mm Equivalent)
27.0 mm ~ 450.0 mm
16.5 mm ~ 27.0 mm
Focus Type
Internal
Extending front
Image Stabilization
Yes
Yes
No
Weather Resistance
No
Zoom Type
External zoom
External zoom (zoom lock available)
External zoom
Performance
Max Magnification
0.22x
3x
Min Focus Distance
450 mm / 17.72 in
390 mm / 15.35 in
Production
Accessory
Lens hood included
Lens hood included
Lens hood included
Debut
2013-10-16
2014-09-12
2017-10-26
Made In
Japan
Japan
Reviews
Neofiliac score
55%
55%
40%
Pros
- Optically stabilized
- Very well built
- Very versatile focal range
- Optically stabilized
- Zoom lock prevents zoom creep
- High maximum magnification
- Good build quality
- Good center resolution
Cons
- Dark maximum aperture
- On the heavy side
- External zoom without zoom lock
- One of the lesser
- All-in-one lenses tend to offer lower IQ
- Lacks weather sealing
- Lacks front filter thread
- Expensive for an APS-C wide-angle zoom
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