Lens Comparison
OM System M.Zuiko Digital 45mm f/1.8 vs Panasonic LUMIX G 20mm f/1.7 ASPH.
Key Differences
- Panasonic LUMIX G 20mm f/1.7 ASPH. has a better min focus distance (20 cm vs 50 cm).
- Panasonic LUMIX G 20mm f/1.7 ASPH. has a better length (25.5mm vs 46.5mm).
- Panasonic LUMIX G 20mm f/1.7 ASPH. has a better weight (100g (3.5 oz) vs 116g (4.1 oz)).
- Panasonic LUMIX G 20mm f/1.7 ASPH. has a better maximum aperture (f/1.7 vs f/1.8).
- Panasonic LUMIX G 20mm f/1.7 ASPH. has a better max magnification (0.13x vs 0.11x).
| Product | ||
|---|---|---|
| Optical Design | ||
| Focal Length | 45mm | 20mm |
| Lens Type | Prime | Prime |
| Optical Elements | 9 | 7 |
| Optical Groups | 7 | 5 |
| Aperture & Iris | ||
| Maximum Aperture | f/1.8 | f/1.7 |
| Minimum Aperture | f/22 | f/16 |
| Aperture Blades | 7 | 7 |
| Rounded Aperture | No | No |
| Coverage & Angle | ||
| Format Coverage | Micro Four Thirds | Micro Four Thirds |
| Lens Mount | Micro Four Thirds | Micro Four Thirds |
| Angle of View | − | − |
| 35mm Equivalent | 90-90mm | 40-40mm |
| Focus | ||
| Autofocus | Yes | Yes |
| Focus Motor | Stepping | DC |
| Focus Limiter | No | No |
| AF/MF Switch | No | No |
| Min Focus Distance | 50 cm | 20 cm |
| Max Magnification | 0.11x | 0.13x |
| Stabilization & Video | ||
| Optical Stabilization | No | No |
| Aperture Ring | No | No |
| Declickable Aperture | No | No |
| Parfocal | No | No |
| Internal Zoom | No | No |
| General | ||
| Price (MSRP) | $299 | $299 |
| Filter Size | 37mm | 46mm |
| Diameter | 56mm | 63mm |
| Length | 46.5mm | 25.5mm |
| Weight | 116g (4.1 oz) | 100g (3.5 oz) |
| Weather Sealed | No | No |
| Tripod Collar | No | No |
