Compare Olympus 150-400mm F4.5 vs Panasonic G X Vario 12-35mm F2.8 vs Panasonic DG 25-50mm F1.7
Construction
Aperture Blades
9 blades
7 blades
9 circular aperture diaphragms
Colors
White
Form Factor
Super Telephoto Zoom Lens
Standard Zoom Lens
Image Size
MFT
MFT
Full-frame
Lens Barrel
Focus limiter, Tripod collar
Lens Mount
Micro Four Thirds-mount
Micro Four Thirds-mount
Micro Four Thirds mount
Material
Magnesium alloy
Motor
Stepper motor
Linear Motor
Optical Formula | Elements
28 elements
14 elements
16 elements
Optical Formula | Groups
18 groups
9 groups
11 groups
Optical Formula | Special Glass
1 EDA + 4 super ED + 2 ED + 2 HR + 1 HD elements, Z Nano Coating groups
1 UHR + 1 UED + 4 aspherical elements groups
1 aspherical lens, 3 ED lenses, 1 UHR lens groups
Dimensions
Filter Diameter
95 mm / 3.74 in
58 mm / 2.28 in
77 mm
Size | Diameter
116 mm / 4.57 in
68 mm / 2.68 in
87.6 mm
Size | Length
214 mm / 8.43 in
74 mm / 2.91 in
127.6 mm
Weight
1875 g / 66.25 oz
305 g / 10.78 oz
654 g
Function
Angle Of View
8.3° Diagonal | 6.9° Horizontal | 4.6° Vertical (wide) ~ 3.1° Diagonal | 2.6° Horizontal | 1.7° Vertical (tele)
84.1° Diagonal | 73.7° Horizontal | 53.1° Vertical (wide) ~ 34.4° Diagonal | 28.8° Horizontal | 19.5° Vertical (tele)
47° ~ 24°
Aperture
f/4.5 ~ f/22 / f/5.6 ~ f/29 with built-in teleconverter
f/2.8 ~ f/22
F/1.7 ~ f/16
Autofocus
Yes
Yes
Crop Factor
2.0
2.0
Focal Length
150 mm ~ 400 mm / 187.5 mm ~ 500 mm with built-in teleconverter
12 mm ~ 35 mm
0.28 m / 0.92 ft @ 25mm, 0.31 m / 1.02 ft @ 50mm
Focal Length (35mm Equivalent)
300.0 mm ~ 800.0 mm / 375 mm ~ 1000 mm with built-in teleconverter
24.0 mm ~ 70.0 mm
50-100 mm
Focus Type
Internal
Internal
Image Stabilization
Yes (4.5 stops)
Yes
Operating Temperature
-10°C ~ 40°C
Weather Resistance
Yes
Yes
Dust, moisture
Zoom Type
External zoom (zoom lock available)
External zoom
External zoom
Performance
Max Magnification
0.71x
0.17x
0.21x @ 50mm
Min Focus Distance
1300 mm / 51.18 in
250 mm / 9.84 in
0.37 m
Production
Accessory
Lens hood included
Lens hood included
Debut
2019-01-24
2017-01-04
2021-07-08
Model Name
H-HSA12035
H-X2550
Reviews
Neofiliac score
48%
69%
Pros
- Built-in 1.25x teleconverter
- Optically stabilized
- Superb autofocus
- Zoom lock prevents zoom creep
- High maximum magnification
- Weather-sealed
- Comes with a tripod collar
- Optically stabilized
- Weather-sealed
- Well built
- Good optical performance
- Quite lightweight
Cons
- Large and heavy for MFT
- Priced too high
- External zoom without zoom lock
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