Compare Pentax DA 16-85mm F3.5-5.6 vs Pentax-D FA 70-210mm F4
Construction
Aperture Blades
7 blades, Rounded aperture
9 blades
Colors
Black
Black
Form Factor
Standard Zoom Lens
Super Telephoto Zoom Lens
Image Size
APS-C
APS-C
Lens Barrel
Focus limiter, Distance scale
Lens Mount
Pentax K-mount
Pentax K-mount
Material
Magnesium alloy
Motor
Ring-type ultrasonic
Optical Formula | Elements
16 elements
20 elements
Optical Formula | Groups
12 groups
14 groups
Optical Formula | Special Glass
HD, Super Protect coatings 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
78 mm / 3.07 in
79 mm / 3.11 in
Size | Length
94 mm / 3.70 in
175 mm / 6.89 in
Weight
488 g / 17.24 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)
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 ~ f/32
Autofocus
Yes
Yes
Crop Factor
1.5
1.5
Focal Length
16 mm ~ 85 mm
70 mm ~ 210 mm
Focal Length (35mm Equivalent)
24.0 mm ~ 127.5 mm
105.0 mm ~ 315.0 mm
Focus Type
Extending front
Internal
Image Stabilization
No
No
Weather Resistance
Yes
Yes
Zoom Type
External zoom
Internal zoom
Performance
Max Magnification
0.26x
0.32x
Min Focus Distance
350 mm / 13.78 in
950 mm / 37.40 in
Production
Accessory
Lens Hood: PR-RBA72 (supplied)
Lens hood included
Debut
2014-10-29
2020-01-22
Reviews
Neofiliac score
50%
31%
Pros
- Weather-sealed
- 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
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