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Tamron 17-28mm f/2.8 Di III RXD Lens Compared to the Sony FE 16-25mm F2.8 G Lens
| Specifications | Tamron 17-28mm f/2.8 Di III RXD Lens | Sony FE 16-25mm F2.8 G Lens |
|---|---|---|
 |
 |
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| Year Introduced | 2019 | 2024 |
| Mounts On | Full-Frame | Full-Frame, APS-C |
| Lenses / Groups | 13/11 | 16/13 |
| Angle of View: Diagonal | 103° 41' - 75° 23' | 107° to 82° |
| 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) | 14.4 oz (409g) |
| Actual Weight | 14.6 oz (415g) | 14.5 oz (410.1g) |
| Lens Hood Weight | 0.7 oz (20g) | 0.7 oz (18.5g) |
| In-Use Weight | 15.4 oz (435g) | 15.1 oz (428.6g) |
| Size | ||
| Manufacturer Spec Size (DxL) | 2.87 x 3.9” (73 x 99mm) | 2.94 x 3.6” (74.8 x 91.4mm) |
| Measured Size (DxL) | 2.88 x 4.1” (73 x 104.1mm) | 2.94 x 3.86” (74.7 x 98mm) |
| Max Length at Full Extension | 4.1” (104.1mm) | 4.12” (104.7mm) |
| Internal Zoom? / Extends with Zoom? | Y / N | N / Y |
| Zoom Extension Length | 0.26” (6.7mm) | |
| Internal Focusing? / Extends with Focusing? | Y / N | Y / N |
| Lens Hood Size (DxL) | 3.42 x 1.27” (86.8 x 32.3mm) | 3.48 x 1.22” (88.4 x 31mm) |
| Lens Length with Hood (Min-Max) | 5.07 - 5.07” (128.9 - 128.9mm) | 4.88 - 5.15” (124 - 130.7mm) |
| Size of Rings: Focus / Zoom | 0.54” / 1.42” (13.7mm / 36mm) | 0.62” / 0.56” (15.8mm / 14.3mm) |
| Filter Size | 67mm UV ► CP ► | 67mm UV ► CP ► |
| Front Element (Filter Mount) Rotates | N | N |
| Focus | ||
| AF Motor Type | RXD Stepping | Dual Linear |
| Full Time Manual Focus | Y | Y |
| Focus Ring Rotation | 240 ° | 140° |
| 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) | 7.09” / 9.45” (180mm / 240mm) |
| Tested Min Focus Distance (Wide / Long) | 6.85” / 8.7” (174mm / 221mm) | 6.3” / 8.9” (160mm / 226mm) |
| Maximum Magnification | 0.19x | 0.20x |
| Features | ||
| Zoom Ring Rotation | 65 ° | 50° |
| Tripod Ring Included? / Removable? | N | N |
| Zoom Ring Lock Switch? | N | N |
| Lens Hood Included / Model? | Y / HA046 Buy ► | Y / ALC-SH178 Buy ► |
| Weather Sealed? / Filter Required? | Y / | Y / |
| Image Stabilization? / Stops? / Tripod Sensing? | N | N |
| Extender Compatible? | N | N |
| Case Included? / Type? | N / | N / |
| 47.25" x 31.5" Subject Framing Distance | 17mm = 2.16' 20mm = 2.5' 24mm = 3.0' 28mm = 3.37' |
16mm = 2.04' 18mm = 2.23' 20mm = 2.45' 22mm = 2.69' 25mm = 2.93' |
| 1200mm x 800mm Subject Framing Distance | 17mm = 658mm 20mm = 761mm 24mm = 916mm 28mm = 1027mm |
16mm = 621mm 18mm = 681mm 20mm = 747mm 22mm = 820mm 25mm = 894mm |
| Review | Tamron 17-28mm f/2.8 Di III RXD Lens | Sony FE 16-25mm F2.8 G Lens |
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