Comparison of Fujinon XF 18mm ƒ/2 R and Panasonic 15mm f/1.7 ASPH Leica DG SUMMILUX [S]ave
| Attribute |  Fujinon XF 18mm ƒ/2 R × |  Panasonic 15mm f/1.7 ASPH Leica DG SUMMILUX × |
|---|---|---|
| Aperture (f) | 2.00 - 16.00 | 1.70 - 16.00 |
| Filter Size (mm) | 52 | 46 |
| Notes | For Fujifilm X-mount. Lens caps and metal hood included. | Manual Aperture Ring; Nano Surface Coating; Available in Black or Silver; Included Accessories: Front and Rear Lens Caps, Hood, Pouch. |
| Closest Focus (m) | 0.18 | 0.2 |
| Magnification Ratio (x) | 0.14 | 0.1 |
| Diameter (mm) | 64.5 | 58 |
| Type | Wide Prime | Wide Prime |
| APS Equivalent | 27mm | - |
| Diaphragm Blades | 7 | 7 |
| Image Circle | APS-C (Fujifilm X-mount) | Micro Four-Thirds |
| Focal Length (mm) | 18.00 | 15.00 |
| Brand | Fujinon | Panasonic |
| Name | Fujinon XF 18mm ƒ/2 R | Panasonic 15mm f/1.7 ASPH Leica DG SUMMILUX |
| Weight (g) | 116 | 115 |
| Diaphragm Blades Type | rounded | rounded |
| Lens Construction | 8 elements in 7 groups (including 2 aspherical elements) | 9 elements in 7 groups, including 3 aspherical lenses |
| Diagonal Angle of View (degree) | 76.50 | 72.00 |
| Length (mm) | 40.6 | 36 |
| 35mm Equivalent | - | 30mm |
| Focus Details | AF plus 'fly-by-wire' MF | High-speed AF; Internal with stepping motor; AF/MF switch |
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