Compare Nikon 70-300mm F4.5-6.3G vs Pentax DA 55-300mm F4.0-5.8 vs Pentax DA 16-85mm F3.5-5.6
Construction
Aperture Blades
7 blades
6 blades
7 blades, Rounded aperture
Colors
Black
Black
Black
Form Factor
Super Telephoto Zoom Lens
Super Telephoto Zoom Lens
Standard Zoom Lens
Image Size
APS-C
APS-C
APS-C
Lens Barrel
Distance scale
Lens Mount
Nikon F-mount
Pentax K-mount
Pentax K-mount
Motor
Stepper motor
Screw drive from camera
Optical Formula | Elements
14 elements
12 elements
16 elements
Optical Formula | Groups
10 groups
8 groups
12 groups
Optical Formula | Special Glass
1 ED element + Super Integrated Coating groups
ED glass elements groups
HD, Super Protect coatings groups
Dimensions
Filter Diameter
58 mm / 2.28 in
58 mm / 2.28 in
72 mm / 2.83 in
Size | Diameter
72 mm / 2.83 in
71 mm / 2.80 in
78 mm / 3.07 in
Size | Length
125 mm / 4.92 in
112 mm / 4.41 in
94 mm / 3.70 in
Weight
400 g / 14.13 oz
466 g / 16.47 oz
488 g / 17.24 oz
Function
Angle Of View
23.3° Diagonal | 19.5° Horizontal | 13.0° Vertical (wide) ~ 5.5° Diagonal | 4.6° Horizontal | 3.1° Vertical (tele)
29.4° Diagonal | 24.6° Horizontal | 16.6° Vertical (wide) ~ 5.5° Diagonal | 4.6° Horizontal | 3.1° Vertical (tele)
84.1° Diagonal | 73.7° Horizontal | 53.1° Vertical (wide) ~ 19.3° Diagonal | 16.1° Horizontal | 10.8° Vertical (tele)
Aperture
f/4.5–6.3 ~ f/32
f/4–5.8 ~ f/22–32
f/3.5–5.6 ~ f/22–38
Autofocus
Yes
Yes
Yes
Crop Factor
1.5
1.5
1.5
Focal Length
70 mm ~ 300 mm
55 mm ~ 300 mm
16 mm ~ 85 mm
Focal Length (35mm Equivalent)
105.0 mm ~ 450.0 mm
82.5 mm ~ 450.0 mm
24.0 mm ~ 127.5 mm
Focus Type
Internal
Extending front
Image Stabilization
No
No
No
Weather Resistance
No
Yes
Yes
Zoom Type
External zoom
External zoom
External zoom
Performance
Max Magnification
0.22x
0.28x
0.26x
Min Focus Distance
1100 mm / 43.31 in
1400 mm / 55.12 in
350 mm / 13.78 in
Production
Accessory
Lens hood included
Lens Hood: PH-RBI 58mm (supplied)
Lens Hood: PR-RBA72 (supplied)
Debut
2016-08-17
2013-10-07
2014-10-29
Reviews
Neofiliac score
41%
50%
50%
Pros
- Wide telephoto focal range
- Very long reach for a low price
- Weather-sealed
- Great price for the price
- Weather-sealed
Cons
- Dark maximum aperture
- External zoom without zoom lock
- Lacks weather sealing
- Not optically stabilized
- Dark and variable maximum aperture
- External zoom without zoom lock
- Not the best from Pentax
- Not the best image quality
- Not the best build from Pentax
- External zoom without zoom lock
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