Compare Pentax-DA 11-18mm F2.8 vs Pentax-D FA 150-450mm F4.5-5.6 vs Pentax DA 40mm F2.8
Construction
Aperture Blades
9 blades, Rounded (150mm: F4.5-8, 450mm: F5.6-8)
9 blades, Rounded aperture diaphragm
Colors
Black
Black, Silver
Form Factor
Ultra Wide-Angle Zoom Lens
Super Telephoto Zoom Lens
Short Telephoto Prime Lens
Image Size
APS-C
Full-Frame
APS-C
Lens Barrel
Distance scale
Focus limiter, Tripod collar, Distance scale
Distance scale
Lens Mount
Pentax K-mount
Pentax K-mount
Pentax K-mount
Motor
Micromotor
Screw drive from camera
Optical Formula | Elements
18 elements
5 elements
Optical Formula | Groups
14 groups
4 groups
Optical Formula | Special Glass
HD, Super protect coatings, ED elements groups
High-grade multi-layer HD (High Definition) Coating groups
Dimensions
Filter Diameter
86 mm / 3.39 in
49 mm / 1.93 in
Size | Diameter
95 mm / 3.74 in
63 mm / 2.48 in
Size | Length
242 mm / 9.53 in
15 mm / 0.59 in
Weight
2000 g / 70.67 oz
80 g / 2.83 oz
Function
Angle Of View
105.4° Diagonal | 95.0° Horizontal | 72.1° Vertical (wide) ~ 77.4° Diagonal | 67.4° Horizontal | 47.9° Vertical (tele)
16.4° Diagonal | 13.7° Horizontal | 9.1° Vertical (wide) ~ 5.5° Diagonal | 4.6° Horizontal | 3.1° Vertical (tele)
39.7° Diagonal | 33.4° Horizontal | 22.6° Vertical
Aperture
f/2.8
f/4.5–5.6 ~ f/22–27
f/2.8 ~ f/22
Autofocus
Yes
Yes
Yes
Crop Factor
1.5
1.5
Focal Length
11 mm ~ 18 mm
150 mm ~ 450 mm
40 mm
Focal Length (35mm Equivalent)
16.5 mm ~ 27.0 mm
60.0 mm
Focus Type
Internal
Image Stabilization
No
No
No
Weather Resistance
Yes
Zoom Type
External zoom
External zoom (zoom lock available)
Performance
Max Magnification
0.22x
0.13x
Min Focus Distance
2000 mm / 78.74 in
400 mm / 15.75 in
Production
Accessory
Lens hood included
Lens Hood: PH-RBA86 (supplied), Tripod mount: O-TM80Lens case: HS120-270
Lens Hood: MH-RE49 (supplied)
Debut
2017-10-26
2015-02-04
2013-08-27
Reviews
Neofiliac score
40%
31%
68%
Pros
- Good build quality
- Good center resolution
- Great reach at a reasonable price point
- Zoom lock prevents zoom creep
- Weather-sealed
- Comes with a tripod collar
- Exceptionally light and compact
- Great rendering
Cons
- Lacks front filter thread
- Expensive for an APS-C wide-angle zoom
- Dark maximum aperture
- Large and heavy
- A bit expensive for a pancake lens
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