Comparison of Carl Zeiss 25mm f/2.8 Distagon T* 2.8/25 and Sony 16-35mm f/2.8 ZA SSM II Zeiss Vario-Sonnar T* SAL1635Z2 [S]ave
| Attribute |  Sony 16-35mm f/2.8 ZA SSM II Zeiss Vario-Sonnar T* SAL1635Z2 × |  Carl Zeiss 25mm f/2.8 Distagon T* 2.8/25 × |
|---|---|---|
| Diagonal Angle of View (degree) | 63.00 - 107.00 | 80.20 |
| Notes | For Sony A-Mount; Dust- and moisture-resistant; Included Accessories: ALC-SH106 lens hood | Available SLR mounts: Nikon F-Mount (ZF, ZF.2), Pentax K-Mount (ZK), M42 Screw-Mount (ZS). Nikon ZF.2 version includes CPU interface for autoexposure |
| Aperture (f) | 2.80 - 22.00 | 2.80 - 22.00 |
| Closest Focus (m) | 0.28 | 0.17 |
| Filter Size (mm) | 77 | 58 |
| Diaphragm Blades Type | circular | - |
| Type | Wide Zoom | Wide Prime |
| APS Equivalent | 24 - 52.5mm | 1.5x: 37.5mm |
| Diaphragm Blades | 9 | 9 |
| Image Circle | 35mm | 35mm |
| Focal Length (mm) | 16.00 - 35.00 | 25.00 |
| Brand | Sony | Carl-zeiss |
| Name | Sony 16-35mm f/2.8 ZA SSM II Zeiss Vario-Sonnar T* SAL1635Z2 | Carl Zeiss 25mm f/2.8 Distagon T* 2.8/25 |
| Weight (g) | 872 | 480 |
| Diameter (mm) | 83 | 65 |
| Length (mm) | 114 | 66 |
| Magnification Ratio (x) | 0.24 | - |
| Focus Details | Internal; SSM (Super Sonic wave Motor) with Focus Hold button and Auto Clutch; ~4x the subject tracking speed of the previous model | Manual focus only |
| Zoom System | Rotary | - |
| Lens Construction | 17 elements in 13 groups, including 1 ED, 1 Super ED and 3 aspherical elements; T* coating | 10 elements in 8 groups |
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