Compare Panasonic DG 100-400mm F4.0-6.3 vs Panasonic DG 25-50mm F1.7
Construction
Aperture Blades
9 blades, Circular blades
9 circular aperture diaphragms
Colors
Black
Form Factor
Super Telephoto Zoom Lens
Image Size
MFT
Full-frame
Lens Barrel
Focus limiter, Tripod collar
Lens Mount
Micro Four Thirds-mount
Micro Four Thirds mount
Motor
Micromotor
Optical Formula | Elements
20 elements
16 elements
Optical Formula | Groups
13 groups
11 groups
Optical Formula | Special Glass
1 aspherical ED, 1 UED, 2 ED elements groups
1 aspherical lens, 3 ED lenses, 1 UHR lens groups
Dimensions
Filter Diameter
72 mm / 2.83 in
77 mm
Size | Diameter
83 mm / 3.27 in
87.6 mm
Size | Length
172 mm / 6.77 in
127.6 mm
Weight
985 g / 34.81 oz
654 g
Function
Angle Of View
12.4° Diagonal | 10.3° Horizontal | 6.9° Vertical (wide) ~ 3.1° Diagonal | 2.6° Horizontal | 1.7° Vertical (tele)
47° ~ 24°
Aperture
f/4–6.3 ~ f/22
F/1.7 ~ f/16
Autofocus
Yes
Crop Factor
2.0
Focal Length
100 mm ~ 400 mm
0.28 m / 0.92 ft @ 25mm, 0.31 m / 1.02 ft @ 50mm
Focal Length (35mm Equivalent)
200.0 mm ~ 800.0 mm
50-100 mm
Focus Type
Extending front
Image Stabilization
Yes
Operating Temperature
-10°C ~ 40°C
Weather Resistance
Yes
Dust, moisture
Zoom Type
External zoom (zoom lock available)
External zoom
Performance
Max Magnification
0.25x
0.21x @ 50mm
Min Focus Distance
1300 mm / 51.18 in
0.37 m
Production
Accessory
Lens hood included
Debut
2016-01-05
2021-07-08
Model Name
H-RS100400
H-X2550
Reviews
Neofiliac score
50%
Pros
- Amazing 800mm equivalent reach
- Optically stabilized
- Zoom lock prevents zoom creep
- Weather-sealed
- Comes with a tripod collar
- Superb sharpness
Cons
- Dark maximum aperture
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