Compare Pentax-DA 10-17mm F3.5-4.5 vs Pentax DA 16-85mm F3.5-5.6 vs Pentax-DA 11-18mm F2.8
Construction
Aperture Blades
6 blades
7 blades, Rounded aperture
Colors
Black
Black
Form Factor
Ultra Wide-Angle Zoom Lens
Standard Zoom Lens
Ultra Wide-Angle Zoom Lens
Image Size
APS-C
APS-C
APS-C
Lens Barrel
Distance scale
Distance scale
Lens Mount
Pentax K-mount
Pentax K-mount
Pentax K-mount
Motor
Screw drive from camera
Optical Formula | Elements
10 elements
16 elements
Optical Formula | Groups
8 groups
12 groups
Optical Formula | Special Glass
ED element, HD + Super Protective coatings groups
HD, Super Protect coatings groups
Dimensions
Filter Diameter
72 mm / 2.83 in
Size | Diameter
68 mm / 2.68 in
78 mm / 3.07 in
Size | Length
70 mm / 2.76 in
94 mm / 3.70 in
Weight
317 g / 11.20 oz
488 g / 17.24 oz
Function
Angle Of View
180° Diagonal (wide) ~ 100° Diagonal
84.1° Diagonal | 73.7° Horizontal | 53.1° Vertical (wide) ~ 19.3° Diagonal | 16.1° Horizontal | 10.8° Vertical (tele)
105.4° Diagonal | 95.0° Horizontal | 72.1° Vertical (wide) ~ 77.4° Diagonal | 67.4° Horizontal | 47.9° Vertical (tele)
Aperture
f/3.5–4.5 ~ f/22–32
f/3.5–5.6 ~ f/22–38
f/2.8
Autofocus
Yes
Yes
Yes
Crop Factor
1.5
1.5
1.5
Focal Length
10 mm ~ 17 mm
16 mm ~ 85 mm
11 mm ~ 18 mm
Focal Length (35mm Equivalent)
15.0 mm ~ 25.5 mm
24.0 mm ~ 127.5 mm
16.5 mm ~ 27.0 mm
Focus Type
Internal
Extending front
Image Stabilization
No
No
Weather Resistance
No
Yes
Zoom Type
External zoom
External zoom
External zoom
Performance
Max Magnification
0.39x
0.26x
Min Focus Distance
140 mm / 5.51 in
350 mm / 13.78 in
Production
Accessory
Lens hood included
Lens Hood: PR-RBA72 (supplied)
Lens hood included
Debut
2019-07-08
2014-10-29
2017-10-26
Reviews
Neofiliac score
31%
50%
40%
Pros
- Ultra-wide fisheye offers unique creative possibilities
- Weather-sealed
- Good build quality
- Good center resolution
Cons
- Lacks front filter thread
- External zoom without zoom lock
- Lacks weather sealing
- Not the strongest optical performance
- Not the best image quality
- Not the best build from Pentax
- External zoom without zoom lock
- Lacks front filter thread
- Expensive for an APS-C wide-angle zoom
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