Comparison of Olympus 25mm f/2.8 Zuiko Digital and Panasonic 20mm ƒ/1.7 ASPH LUMIX G [S]ave
| Attribute |  Panasonic 20mm ƒ/1.7 ASPH LUMIX G × |  Olympus 25mm f/2.8 Zuiko Digital × |
|---|---|---|
| Diagonal Angle of View (degree) | 57.00 | 47.00 |
| Aperture (f) | 1.70 - 16.00 | 2.80 - 22.00 |
| Diaphragm Blades Type | rounded | circular |
| Filter Size (mm) | 46 | 43 |
| Notes | Also offered as part DMC-GF1 kit. Included Accessories: lens hood, storage bag | Included Accessories: Lens cap (LC-43), rear cap (LR-1). Screw-in aluminum lens cap, and lens hood optional. |
| Type | Wide Prime | Standard Prime |
| Magnification Ratio (x) | 0.13 | 0.19 |
| Diaphragm Blades | 7 | 7 |
| Lens Construction | 7 elements in 5 groups, including 2 aspherical elements | 5 elements in 4 groups, including aspherical element |
| Image Circle | Image Circle | Image Circle |
| Focal Length (mm) | 20.00 | 25.00 |
| Brand | Panasonic | Olympus |
| Name | Panasonic 20mm ƒ/1.7 ASPH LUMIX G | Olympus 25mm f/2.8 Zuiko Digital |
| Weight (g) | 100 | 95 |
| Diameter (mm) | 63 | 64 |
| Length (mm) | 25.5 | 23.5 |
| 35mm Equivalent | 40mm | 50mm |
| Closest Focus (m) | 0.2 | 0.2 |
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