Compare M.Zuiko 12-40mm F2.8 PRO II vs Olympus 8-25mm F4 Pro
Construction
Aperture Blades
7 blades, Circular diaphragm
7 blades
Colors
Black
Black
Form Factor
Standard Zoom Lens
Zoom Lens
Image Size
MFT
MFT
Lens Barrel
Distance scale
Distance scale
Lens Mount
Micro Four Thirds-mount
Micro Four Thirds-mount
Material
Magnesium alloy
Motor
Stepper motor
Linear Motor
Optical Formula | Elements
14 elements
16 elements
Optical Formula | Groups
9 groups
10 groups
Optical Formula | Special Glass
1 aspherical element, 1 dual-sided aspherical element, 2 ED glass elements, 2 HR glass elements, 1 EDA glass element, 1 HD glass element groups
1 DSA + 1 Super ED + 1 ED + 1 HR + 2 aspherical ED elements, ZERO coating groups
Dimensions
Filter Diameter
62 mm / 2.44 in
72 mm / 2.83 in
Size | Diameter
70 mm / 2.76 in
77 mm / 3.03 in
Size | Length
84 mm / 3.31 in
89 mm / 3.50 in
Weight
382 g / 13.50 oz
411 g / 14.52 oz
Function
Angle Of View
84.1° Diagonal | 73.7° Horizontal | 53.1° Vertical (wide) ~ 30.3° Diagonal | 25.4° Horizontal | 17.1° Vertical (tele)
107.1° Diagonal | 96.7° Horizontal | 73.7° Vertical (wide) ~ 46.8° Diagonal | 39.6° Horizontal | 27.0° Vertical (tele)
Aperture
f/2.8 ~ f/22
f/4 ~ f/22
Autofocus
Yes
Yes
Crop Factor
2.0
2.0
Focal Length
12 mm ~ 40 mm
8 mm ~ 25 mm
Focal Length (35mm Equivalent)
24.0 mm ~ 80.0 mm
16.0 mm ~ 50.0 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
Weather Resistance
Yes
Yes
Zoom Type
External zoom
External zoom
Performance
Max Magnification
0.3x
0.14x
Min Focus Distance
200 mm / 7.87 in
230 mm / 9.06 in
Production
Accessory
Lens hood included
Lens hood included
Debut
2022-02-15
2021-06-09
Reviews
Neofiliac score
50%
48%
Pros
- Weather-sealed
- Very appealing ultra-wide to normal focal range
- Beautifully constructed
- Weather-sealed
- Good IQ
Cons
- External zoom without zoom lock
- The same lens repackaged?
- Dark maximum aperture
- External zoom without zoom lock
- Rather expensive for MFT
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