Compare Sigma 18-300 F3.5-6.3 DC Macro vs Pentax-D FA 70-210mm F4
Construction
Aperture Blades
9 blades
Colors
Black
Black
Form Factor
All-in-One Zoom Lens
Super Telephoto Zoom Lens
Image Size
APS-C
APS-C
Lens Barrel
Distance scale
Focus limiter, Distance scale
Lens 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
Optical Formula | Elements
20 elements
Optical Formula | Groups
14 groups
Optical Formula | Special Glass
4 "F" low dispersion, 1 special low dispersion groups
2 anomalous dispersion and 3 ED elements + HD coating groups
Dimensions
Filter Diameter
72 mm / 2.83 in
67 mm / 2.64 in
Size | Diameter
79 mm / 3.11 in
Size | Length
175 mm / 6.89 in
Weight
819 g / 28.94 oz
Function
Angle Of View
77.4° Diagonal | 67.4° Horizontal | 47.9° Vertical (wide) ~ 5.5° Diagonal | 4.6° Horizontal | 3.1° Vertical (tele)
23.3° Diagonal | 19.5° Horizontal | 13.0° Vertical (wide) ~ 7.9° Diagonal | 6.5° Horizontal | 4.4° Vertical (tele)
Aperture
f/3.5–6.3 ~ f/22
f/4 ~ f/32
Autofocus
Yes
Yes
Crop Factor
1.5
1.5
Focal Length
18 mm ~ 300 mm
70 mm ~ 210 mm
Focal Length (35mm Equivalent)
27.0 mm ~ 450.0 mm
105.0 mm ~ 315.0 mm
Focus Type
Extending front
Internal
Image Stabilization
Yes
No
Weather Resistance
No
Yes
Zoom Type
External zoom (zoom lock available)
Internal zoom
Performance
Max Magnification
3x
0.32x
Min Focus Distance
390 mm / 15.35 in
950 mm / 37.40 in
Production
Accessory
Lens hood included
Lens hood included
Debut
2014-09-12
2020-01-22
Made In
Japan
Reviews
Neofiliac score
55%
31%
Pros
- Very versatile focal range
- Optically stabilized
- Zoom lock prevents zoom creep
- High maximum magnification
- Weather-sealed
- Beautifully built
- Very useful focal range
Cons
- All-in-one lenses tend to offer lower IQ
- Lacks weather sealing
- Dark maximum aperture
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