Compare Pentax DA 55-300mm F4.0-5.8 vs PENTAX-D FA 15-30mm F2.8 vs Pentax-D FA* 70-200mm F2.8
Construction
Aperture Blades
6 blades
9 blades
9 blades, Rounded (f/2.8-5.6)
Colors
Black
Black
Black or Silver
Form Factor
Super Telephoto Zoom Lens
Ultra Wide-Angle Zoom Lens
Telephoto Zoom Lens
Image Size
APS-C
Full-Frame
Full-Frame
Lens Barrel
Distance scale
Distance scale
Focus limiter, Tripod collar, Distance scale
Lens Mount
Pentax K-mount
Pentax K-mount
Pentax K-mount
Motor
Screw drive from camera
Ultrasonic
Optical Formula | Elements
12 elements
18 elements
19 elements
Optical Formula | Groups
8 groups
13 groups
16 groups
Optical Formula | Special Glass
ED glass elements groups
Three ED and aspherical elements + HD and SP coatings groups
HD, AB, Super Protect coatings groups
Dimensions
Filter Diameter
58 mm / 2.28 in
77 mm / 3.03 in
Size | Diameter
71 mm / 2.80 in
99 mm / 3.90 in
92 mm / 3.62 in
Size | Length
112 mm / 4.41 in
144 mm / 5.67 in
203 mm / 7.99 in
Weight
466 g / 16.47 oz
1040 g / 36.75 oz
1755 g / 62.01 oz
Function
Angle Of View
29.4° Diagonal | 24.6° Horizontal | 16.6° Vertical (wide) ~ 5.5° Diagonal | 4.6° Horizontal | 3.1° Vertical (tele)
110.6° Diagonal | 100.4° Horizontal | 77.3° Vertical (wide) ~ 71.6° Diagonal | 61.9° Horizontal | 43.6° Vertical (tele)
34.4° Diagonal | 28.8° Horizontal | 19.5° Vertical (wide) ~ 12.4° Diagonal | 10.3° Horizontal | 6.9° Vertical (tele)
Aperture
f/4–5.8 ~ f/22–32
f/2.8 ~ f/22
f/2.8 ~ f/22
Autofocus
Yes
Yes
Yes
Crop Factor
1.5
Focal Length
55 mm ~ 300 mm
15 mm ~ 30 mm
70 mm ~ 200 mm
Focal Length (35mm Equivalent)
82.5 mm ~ 450.0 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
Yes
Yes
Yes
Zoom Type
External zoom
External zoom (zoom lock available)
Performance
Max Magnification
0.28x
0.2x
0.13x
Min Focus Distance
1400 mm / 55.12 in
280 mm / 11.02 in
1200 mm / 47.24 in
Production
Accessory
Lens Hood: PH-RBI 58mm (supplied)
Lens hood included
Lens Hood: PH-RBM77 (supplied)
Debut
2013-10-07
2016-02-17
2015-02-04
Reviews
Neofiliac score
50%
31%
40%
Pros
- Weather-sealed
- Great price for the price
- Constant f/2.8 aperture
- Great optical performance
- Weather-sealed
- Beautifully constructed
- Superb image quality
- Zoom lock prevents zoom creep
- Weather-sealed
- Comes with a tripod collar
- Very nice construction
- Well priced
Cons
- Dark and variable maximum aperture
- External zoom without zoom lock
- Not the best from Pentax
- Rather long
- On the heavy side
- Lacks front filter thread
- Large and heavy
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