Compare Olympus 300mm F4 IS Pro vs Olympus 150-400mm F4.5 vs Panasonic DG 100-400mm F4.0-6.3
Construction
Aperture Blades
9 blades
9 blades
9 blades, Circular blades
Colors
Black
White
Black
Form Factor
Super Telephoto Prime Lens
Super Telephoto Zoom Lens
Super Telephoto Zoom Lens
Image Size
MFT
MFT
MFT
Lens Barrel
Focus limiter, Tripod collar
Focus limiter, Tripod collar
Focus limiter, Tripod collar
Lens Mount
Micro Four Thirds-mount
Micro Four Thirds-mount
Micro Four Thirds-mount
Material
Magnesium alloy
Motor
Micro-type ultrasonic
Stepper motor
Micromotor
Optical Formula | Elements
17 elements
28 elements
20 elements
Optical Formula | Groups
10 groups
18 groups
13 groups
Optical Formula | Special Glass
Three super ED, one extra-high refractive, three high refractive elements + ZERO nano coating groups
1 EDA + 4 super ED + 2 ED + 2 HR + 1 HD elements, Z Nano Coating groups
1 aspherical ED, 1 UED, 2 ED elements groups
Dimensions
Filter Diameter
77 mm / 3.03 in
95 mm / 3.74 in
72 mm / 2.83 in
Size | Diameter
93 mm / 3.66 in
116 mm / 4.57 in
83 mm / 3.27 in
Size | Length
227 mm / 8.94 in
214 mm / 8.43 in
172 mm / 6.77 in
Weight
1270 g / 44.88 oz
1875 g / 66.25 oz
985 g / 34.81 oz
Function
Angle Of View
4.1° Diagonal | 3.4° Horizontal | 2.3° Vertical
8.3° Diagonal | 6.9° Horizontal | 4.6° Vertical (wide) ~ 3.1° Diagonal | 2.6° Horizontal | 1.7° Vertical (tele)
12.4° Diagonal | 10.3° Horizontal | 6.9° Vertical (wide) ~ 3.1° Diagonal | 2.6° Horizontal | 1.7° Vertical (tele)
Aperture
f/4 ~ f/22
f/4.5 ~ f/22 / f/5.6 ~ f/29 with built-in teleconverter
f/4–6.3 ~ f/22
Autofocus
Yes
Yes
Yes
Crop Factor
2.0
2.0
2.0
Focal Length
300 mm
150 mm ~ 400 mm / 187.5 mm ~ 500 mm with built-in teleconverter
100 mm ~ 400 mm
Focal Length (35mm Equivalent)
600.0 mm
300.0 mm ~ 800.0 mm / 375 mm ~ 1000 mm with built-in teleconverter
200.0 mm ~ 800.0 mm
Focus Type
Internal
Internal
Extending front
Image Stabilization
Yes
Yes (4.5 stops)
Yes
Weather Resistance
Yes
Yes
Yes
Zoom Type
External zoom (zoom lock available)
External zoom (zoom lock available)
Performance
Max Magnification
0.24x
0.71x
0.25x
Min Focus Distance
1400 mm / 55.12 in
1300 mm / 51.18 in
1300 mm / 51.18 in
Production
Accessory
Lens hood included
Lens hood included
Lens hood included
Debut
2016-01-06
2019-01-24
2016-01-05
Model Name
H-RS100400
Reviews
Neofiliac score
39%
48%
50%
Pros
- 600mm equivalent reach
- Optically stabilized
- Weather-sealed
- Comes with a tripod collar
- Good autofocus
- Very sharp
- Built-in 1.25x teleconverter
- Optically stabilized
- Superb autofocus
- Zoom lock prevents zoom creep
- High maximum magnification
- Weather-sealed
- Comes with a tripod collar
- Amazing 800mm equivalent reach
- Optically stabilized
- Zoom lock prevents zoom creep
- Weather-sealed
- Comes with a tripod collar
- Superb sharpness
Cons
- Large and heavy
- Rather expensive
- Large and heavy for MFT
- Priced too high
- Dark maximum aperture
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