Compare Pentax-DA 11-18mm F2.8 vs Pentax-D FA 70-210mm F4
Construction
Aperture Blades
9 blades
Colors
Black
Form Factor
Ultra Wide-Angle Zoom Lens
Super Telephoto Zoom Lens
Image Size
APS-C
APS-C
Lens Barrel
Distance scale
Focus limiter, Distance scale
Lens Mount
Pentax K-mount
Pentax K-mount
Material
Magnesium alloy
Motor
Ring-type ultrasonic
Optical Formula | Elements
20 elements
Optical Formula | Groups
14 groups
Optical Formula | Special Glass
2 anomalous dispersion and 3 ED elements + HD coating groups
Dimensions
Filter Diameter
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
105.4° Diagonal | 95.0° Horizontal | 72.1° Vertical (wide) ~ 77.4° Diagonal | 67.4° Horizontal | 47.9° Vertical (tele)
23.3° Diagonal | 19.5° Horizontal | 13.0° Vertical (wide) ~ 7.9° Diagonal | 6.5° Horizontal | 4.4° Vertical (tele)
Aperture
f/2.8
f/4 ~ f/32
Autofocus
Yes
Yes
Crop Factor
1.5
1.5
Focal Length
11 mm ~ 18 mm
70 mm ~ 210 mm
Focal Length (35mm Equivalent)
16.5 mm ~ 27.0 mm
105.0 mm ~ 315.0 mm
Focus Type
Internal
Image Stabilization
No
No
Weather Resistance
Yes
Zoom Type
External zoom
Internal zoom
Performance
Max Magnification
0.32x
Min Focus Distance
950 mm / 37.40 in
Production
Accessory
Lens hood included
Lens hood included
Debut
2017-10-26
2020-01-22
Reviews
Neofiliac score
40%
31%
Pros
- Good build quality
- Good center resolution
- Weather-sealed
- Beautifully built
- Very useful focal range
Cons
- Lacks front filter thread
- Expensive for an APS-C wide-angle zoom
- Dark maximum aperture
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