Compare Pentax DA 16-85mm F3.5-5.6 vs Pentax-DA 55-300mm F4.5-6.3 vs Pentax-D FA 70-210mm F4
Construction
Aperture Blades
7 blades, Rounded aperture
9 blades, Rounded blades
9 blades
Colors
Black
Black
Black
Form Factor
Standard Zoom Lens
Super Telephoto Zoom Lens
Super Telephoto Zoom Lens
Image Size
APS-C
APS-C
APS-C
Lens Barrel
Focus limiter, Distance scale
Lens Mount
Pentax K-mount
Pentax K-mount
Pentax K-mount
Material
Magnesium alloy
Motor
Stepper motor
Ring-type ultrasonic
Optical Formula | Elements
16 elements
14 elements
20 elements
Optical Formula | Groups
12 groups
11 groups
14 groups
Optical Formula | Special Glass
HD, Super Protect coatings groups
ED elements + HD and SP coatings groups
2 anomalous dispersion and 3 ED elements + HD coating groups
Dimensions
Filter Diameter
72 mm / 2.83 in
58 mm / 2.28 in
67 mm / 2.64 in
Size | Diameter
78 mm / 3.07 in
77 mm / 3.03 in
79 mm / 3.11 in
Size | Length
94 mm / 3.70 in
89 mm / 3.50 in
175 mm / 6.89 in
Weight
488 g / 17.24 oz
471 g / 16.64 oz
819 g / 28.94 oz
Function
Angle Of View
84.1° Diagonal | 73.7° Horizontal | 53.1° Vertical (wide) ~ 19.3° Diagonal | 16.1° Horizontal | 10.8° Vertical (tele)
29.4° Diagonal | 24.6° Horizontal | 16.6° 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/3.5–5.6 ~ f/22–38
f/4.5–6.3 ~ f/22–32
f/4 ~ f/32
Autofocus
Yes
Yes
Yes
Crop Factor
1.5
1.5
1.5
Focal Length
16 mm ~ 85 mm
55 mm ~ 300 mm
70 mm ~ 210 mm
Focal Length (35mm Equivalent)
24.0 mm ~ 127.5 mm
82.5 mm ~ 450.0 mm
105.0 mm ~ 315.0 mm
Focus Type
Extending front
Extending front
Internal
Image Stabilization
No
No
No
Weather Resistance
Yes
Yes
Yes
Zoom Type
External zoom
External zoom
Internal zoom
Performance
Max Magnification
0.26x
0.3x
0.32x
Min Focus Distance
350 mm / 13.78 in
950 mm / 37.40 in
950 mm / 37.40 in
Production
Accessory
Lens Hood: PR-RBA72 (supplied)
Lens Hood: PH-RBK58 (supplied)
Lens hood included
Debut
2014-10-29
2016-06-08
2020-01-22
Reviews
Neofiliac score
50%
50%
31%
Pros
- Weather-sealed
- Weather-sealed
- Very affordable for the reach it provides
- Weather-sealed
- Beautifully built
- Very useful focal range
Cons
- Not the best image quality
- Not the best build from Pentax
- External zoom without zoom lock
- Dark maximum aperture
- External zoom without zoom lock
- Dark maximum aperture
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