Compare Pentax-D FA 70-210mm F4 vs Pentax-DA* 16-50mm F2.8 vs Pentax-D FA 70-210mm F4
Construction
Aperture Blades
9 blades
9 blades
9 blades
Colors
Black
Black
Black
Form Factor
Super Telephoto Zoom Lens
Standard Zoom Lens
Super Telephoto Zoom Lens
Image Size
APS-C
APS-C
APS-C
Lens Barrel
Focus limiter, Distance scale
Focus limiter, Distance scale
Lens Mount
Pentax K-mount
Pentax K-mount
Pentax K-mount
Material
Magnesium alloy
Magnesium alloy
Magnesium alloy
Motor
Ring-type ultrasonic
Stepper motor
Ring-type ultrasonic
Optical Formula | Elements
20 elements
16 elements
20 elements
Optical Formula | Groups
14 groups
10 groups
14 groups
Optical Formula | Special Glass
2 anomalous dispersion and 3 ED elements + HD coating groups
ED + anomalous glass + aspherical elements, HD coating groups
2 anomalous dispersion and 3 ED elements + HD coating groups
Dimensions
Filter Diameter
67 mm / 2.64 in
77 mm / 3.03 in
67 mm / 2.64 in
Size | Diameter
79 mm / 3.11 in
84 mm / 3.31 in
79 mm / 3.11 in
Size | Length
175 mm / 6.89 in
117 mm / 4.61 in
175 mm / 6.89 in
Weight
819 g / 28.94 oz
712 g / 25.16 oz
819 g / 28.94 oz
Function
Angle Of View
23.3° Diagonal | 19.5° Horizontal | 13.0° Vertical (wide) ~ 7.9° Diagonal | 6.5° Horizontal | 4.4° Vertical (tele)
84.1° Diagonal | 73.7° Horizontal | 53.1° Vertical (wide) ~ 32.2° Diagonal | 27.0° Horizontal | 18.2° Vertical (tele)
23.3° Diagonal | 19.5° Horizontal | 13.0° Vertical (wide) ~ 7.9° Diagonal | 6.5° Horizontal | 4.4° Vertical (tele)
Aperture
f/4 ~ f/32
f/2.8 ~ f/22
f/4 ~ f/32
Autofocus
Yes
Yes
Yes
Crop Factor
1.5
1.5
1.5
Focal Length
70 mm ~ 210 mm
16 mm ~ 50 mm
70 mm ~ 210 mm
Focal Length (35mm Equivalent)
105.0 mm ~ 315.0 mm
24.0 mm ~ 75.0 mm
105.0 mm ~ 315.0 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
Yes
Yes
Yes
Zoom Type
Internal zoom
External zoom
Internal zoom
Performance
Max Magnification
0.32x
0.24x
0.32x
Min Focus Distance
950 mm / 37.40 in
300 mm / 11.81 in
950 mm / 37.40 in
Production
Accessory
Lens hood included
Lens Hood: PH-RBN77 (sold separately)
Lens hood included
Debut
2020-01-22
2021-07-14
2020-01-22
Reviews
Neofiliac score
31%
40%
31%
Pros
- Weather-sealed
- Beautifully built
- Very useful focal range
- Weather-sealed
- Solid build quality
- Weather-sealed
- Beautifully built
- Very useful focal range
Cons
- Dark maximum aperture
- Exterior designed like a 1990's lens
- External zoom without zoom lock
- Lens hood not included
- Expensive for APS-C
- Dark maximum aperture
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