Compare Pentax-D FA 150-450mm F4.5-5.6 vs Pentax-D FA 21mm F2.4ED vs PENTAX-D FA 15-30mm F2.8

Construction

Aperture Blades
9 blades, Rounded (150mm: F4.5-8, 450mm: F5.6-8)
8 blades, Rounded diaphragm
9 blades
Colors
Black
Black, Silver
Black
Form Factor
Super Telephoto Zoom Lens
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Zoom Lens
Image Size
Full-Frame
Full-Frame
Full-Frame
Lens Barrel
Focus limiter, Tripod collar, Distance scale
Distance scale, DoF scale
Distance scale
Lens Mount
Pentax K-mount
Pentax K-mount
Pentax K-mount
Material
Aluminum
Motor
Micromotor
Ultrasonic
Optical Formula | Elements
18 elements
11 elements
18 elements
Optical Formula | Groups
14 groups
8 groups
13 groups
Optical Formula | Special Glass
HD, Super protect coatings, ED elements groups
4 ED elements, 1 Super ED element groups
Three ED and aspherical elements + HD and SP coatings groups

Dimensions

Filter Diameter
86 mm / 3.39 in
67 mm / 2.64 in
Size | Diameter
95 mm / 3.74 in
74 mm / 2.91 in
99 mm / 3.90 in
Size | Length
242 mm / 9.53 in
89 mm / 3.50 in
144 mm / 5.67 in
Weight
2000 g / 70.67 oz
416 g / 14.70 oz
1040 g / 36.75 oz

Function

Angle Of View
16.4° Diagonal | 13.7° Horizontal | 9.1° Vertical (wide) ~ 5.5° Diagonal | 4.6° Horizontal | 3.1° Vertical (tele)
91.7° Diagonal | 81.2° Horizontal | 59.5° Vertical
110.6° Diagonal | 100.4° Horizontal | 77.3° Vertical (wide) ~ 71.6° Diagonal | 61.9° Horizontal | 43.6° Vertical (tele)
Aperture
f/4.5–5.6 ~ f/22–27
f/2.4–22 ~ f/2.4–22
f/2.8 ~ f/22
Autofocus
Yes
Yes
Yes
Focal Length
150 mm ~ 450 mm
21 mm
15 mm ~ 30 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
Yes
Yes
Yes
Zoom Type
External zoom (zoom lock available)

Performance

Max Magnification
0.22x
0.26x
0.2x
Min Focus Distance
2000 mm / 78.74 in
180 mm / 7.09 in
280 mm / 11.02 in

Production

Accessory
Lens Hood: PH-RBA86 (supplied), Tripod mount: O-TM80Lens case: HS120-270
Lens hood included
Lens hood included
Debut
2015-02-04
2021-10-21
2016-02-17

Reviews

Neofiliac score
31%
76%
31%
Pros
  • Great reach at a reasonable price point
  • Zoom lock prevents zoom creep
  • Weather-sealed
  • Comes with a tripod collar
  • Weather-sealed
  • Great image quality
  • 8-bladed aperture for sunstars
  • Constant f/2.8 aperture
  • Great optical performance
  • Weather-sealed
  • Beautifully constructed
Cons
  • Dark maximum aperture
  • Large and heavy
  • Rather long
  • On the heavy side
  • Lacks front filter thread

Price

Offers (incl. referral links)
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