Compare Panasonic DG 100-400mm F4.0-6.3 vs Panasonic DG 10-25mm F1.7
Construction
Aperture Blades
9 blades, Circular blades
9 blades
Colors
Black
Black
Form Factor
Super Telephoto Zoom Lens
Zoom Lens
Image Size
MFT
MFT
Lens Barrel
Focus limiter, Tripod collar
Physical aperture ring, Distance scale
Lens Mount
Micro Four Thirds-mount
Micro Four Thirds-mount
Material
Magnesium alloy
Motor
Micromotor
Stepper motor
Optical Formula | Elements
20 elements
17 elements
Optical Formula | Groups
13 groups
12 groups
Optical Formula | Special Glass
1 aspherical ED, 1 UED, 2 ED elements groups
1 UHR, 3 aspherical, 4 ED elements groups
Dimensions
Filter Diameter
72 mm / 2.83 in
77 mm / 3.03 in
Size | Diameter
83 mm / 3.27 in
88 mm / 3.46 in
Size | Length
172 mm / 6.77 in
128 mm / 5.04 in
Weight
985 g / 34.81 oz
690 g / 24.38 oz
Function
Angle Of View
12.4° Diagonal | 10.3° Horizontal | 6.9° Vertical (wide) ~ 3.1° Diagonal | 2.6° Horizontal | 1.7° Vertical (tele)
94.5° Diagonal | 84.0° Horizontal | 61.9° Vertical (wide) ~ 46.8° Diagonal | 39.6° Horizontal | 27.0° Vertical (tele)
Aperture
f/4–6.3 ~ f/22
f/1.7 ~ f/16
Autofocus
Yes
Yes
Crop Factor
2.0
2.0
Focal Length
100 mm ~ 400 mm
10 mm ~ 25 mm
Focal Length (35mm Equivalent)
200.0 mm ~ 800.0 mm
20.0 mm ~ 50.0 mm
Focus Type
Extending front
Internal
Image Stabilization
Yes
No
Weather Resistance
Yes
Yes
Zoom Type
External zoom (zoom lock available)
External zoom
Performance
Max Magnification
0.25x
0.14x
Min Focus Distance
1300 mm / 51.18 in
280 mm / 11.02 in
Production
Accessory
Lens hood included
Lens hood included
Debut
2016-01-05
2019-05-31
Model Name
H-RS100400
H-X1025
Reviews
Neofiliac score
50%
69%
Pros
- Amazing 800mm equivalent reach
- Optically stabilized
- Zoom lock prevents zoom creep
- Weather-sealed
- Comes with a tripod collar
- Superb sharpness
- Great image quality
- Smart clutch focus ring
- Superb build quality
- Weather-sealed
- Comes with physical aperture ring
Cons
- Dark maximum aperture
- External zoom without zoom lock
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