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Tamron 17-28mm f/2.8 Di III RXD Lens Compared to the Sony FE 16-35mm F2.8 GM Lens
| Specifications | Tamron 17-28mm f/2.8 Di III RXD Lens | Sony FE 16-35mm F2.8 GM Lens |
|---|---|---|
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| Year Introduced | 2019 | 2017 |
| Mounts On | Full-Frame | Full-Frame, APS-C |
| Lenses / Groups | 13/11 | 16/13 |
| Angle of View: Diagonal | 103° 41' - 75° 23' | 107° – 63° |
| Aperture | ||
| Aperture Range - Wide / Long | f/2.8-22 | f/2.8-22 |
| Number of Aperture Blades | 9 | 11 |
| Rounded Aperture? | Y | Y |
| Weight | ||
| Manufacturer Specification Weight | 14.8 oz (420g) | 24 oz (680g) |
| Actual Weight | 14.6 oz (415g) | 24 oz (680g) |
| Lens Hood Weight | 0.7 oz (20g) | 1.1 oz (30g) |
| In-Use Weight | 15.4 oz (435g) | 25.1 oz (710g) |
| Size | ||
| Manufacturer Spec Size (DxL) | 2.87 x 3.9” (73 x 99mm) | 3.48 x 4.79” (88.5 x 121.6mm) |
| Measured Size (DxL) | 2.88 x 4.1” (73 x 104.1mm) | 3.49 x 5” (88.6 x 127.1mm) |
| Max Length at Full Extension | 4.1” (104.1mm) | 5.56” (141.3mm) |
| Internal Zoom? / Extends with Zoom? | Y / N | N / Y |
| Zoom Extension Length | 0.56” (14.2mm) | |
| Internal Focusing? / Extends with Focusing? | Y / N | Y / N |
| Lens Hood Size (DxL) | 3.42 x 1.27” (86.8 x 32.3mm) | 4.22 x 1.23” (107.1 x 31.3mm) |
| Lens Length with Hood (Min-Max) | 5.07 - 5.07” (128.9 - 128.9mm) | 5.95 - 6.51” (151.1 - 165.3mm) |
| Size of Rings: Focus / Zoom | 0.54” / 1.42” (13.7mm / 36mm) | 0.74” / 0.98” (18.8mm / 24.9mm) |
| Filter Size | 67mm UV ► CP ► | 82mm UV ► CP ► |
| Front Element (Filter Mount) Rotates | N | N |
| Focus | ||
| AF Motor Type | RXD Stepping | SSM |
| Full Time Manual Focus | Y | Y |
| Focus Ring Rotation | 240 ° | 112° |
| Focus Limiter? / Focus Limiter Ranges | N | N |
| Distance Scale? / Type | N | N |
| Close Focus | ||
| Spec Min Focus Distance (Wide / Long) | 7.48” / 10.24” (190mm / 260mm) | 11.02” (280mm) |
| Tested Min Focus Distance (Wide / Long) | 6.85” / 8.7” (174mm / 221mm) | 10.24” / 11.22” (260mm / 285mm) |
| Maximum Magnification | 0.19x | 0.19x |
| Features | ||
| Zoom Ring Rotation | 65 ° | 59° |
| Tripod Ring Included? / Removable? | N | / |
| Zoom Ring Lock Switch? | N | N |
| Lens Hood Included / Model? | Y / HA046 Buy ► | Y / ALC-SH149 Buy ► |
| Weather Sealed? / Filter Required? | Y / | Y / |
| Image Stabilization? / Stops? / Tripod Sensing? | N | N |
| Extender Compatible? | N | N |
| Case Included? / Type? | N / | Y / |
| 47.25" x 31.5" Subject Framing Distance | 17mm = 2.16' 20mm = 2.5' 24mm = 3.0' 28mm = 3.37' |
16mm = 2.13' 20mm = 2.55' 24mm = 3.03' 28mm = 3.5' 35mm = 4.18' |
| 1200mm x 800mm Subject Framing Distance | 17mm = 658mm 20mm = 761mm 24mm = 916mm 28mm = 1027mm |
16mm = 648mm 20mm = 778mm 24mm = 924mm 28mm = 1066mm 35mm = 1274mm |
| Review | Tamron 17-28mm f/2.8 Di III RXD Lens | Sony FE 16-35mm F2.8 GM Lens |
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