Comparison of Olympus 25mm f/2.8 Zuiko Digital and Samsung 30mm f/2 NX [S]ave
| Attribute |  Olympus 25mm f/2.8 Zuiko Digital × |  Samsung 30mm f/2 NX × |
|---|---|---|
| Diagonal Angle of View (degree) | 47.00 | 50.20 |
| Aperture (f) | 2.80 - 22.00 | 2.00 - 22.00 |
| Diaphragm Blades Type | circular | - |
| Filter Size (mm) | 43 | 43 |
| Notes | Included Accessories: Lens cap (LC-43), rear cap (LR-1). Screw-in aluminum lens cap, and lens hood optional. | Samsung NX Mount. Included Accessories: Lens Caps, Soft Case; Lens Hood Optional. |
| APS Equivalent | - | 46mm |
| Type | Standard Prime | Standard Prime |
| Diaphragm Blades | 7 | 7 |
| Lens Construction | 5 elements in 4 groups, including aspherical element | 5 elements in 5 groups, including 1 aspherical |
| Image Circle | Image Circle | Samsung NX (APS-C) |
| Focal Length (mm) | 25.00 | 30.00 |
| Brand | Olympus | Samsung |
| Name | Olympus 25mm f/2.8 Zuiko Digital | Samsung 30mm f/2 NX |
| Weight (g) | 95 | 85 |
| Diameter (mm) | 64 | 61.5 |
| Length (mm) | 23.5 | 21.5 |
| 35mm Equivalent | 50mm | - |
| Magnification Ratio (x) | 0.19 | 0.16 |
| Focus Details | - | Autofocus with manual focusing ring |
| Closest Focus (m) | 0.2 | 0.25 |
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