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Sigma 28-45mm F1.8 DG DN Art Lens Compared to the Canon RF 28-70mm F2 L USM Lens
| Specifications | Sigma 28-45mm F1.8 DG DN Art Lens | Canon RF 28-70mm F2 L USM Lens |
|---|---|---|
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| Year Introduced | 2024 | 2018 |
| Mounts On | Full-Frame, APS-C | Full-Frame, APS-C |
| Lenses / Groups | 18/15 | 19/13 |
| Angle of View: Diagonal | 75.4°-51.3° | 75° - 34° |
| Angle of View: Horizontal | 65° - 29° | |
| Angle of View: Vertical | 46° - 19° 30' | |
| Aperture | ||
| Aperture Range - Wide / Long | f/2.8-16 | f/2-22 |
| Number of Aperture Blades | 11 | 9 |
| Rounded Aperture? | Y | Y |
| Weight | ||
| Manufacturer Specification Weight | 33.5 oz (950g) | 50.5 oz (1430g) |
| Actual Weight | 33.7 oz (954.6g) | 50.5 oz (1430g) |
| Lens Hood Weight | 2 oz (56.1g) | 1.6 oz (45g) |
| In-Use Weight | 35.7 oz (1010.7g) | 52.1 oz (1475g) |
| Size | ||
| Manufacturer Spec Size (DxL) | 3.46 x 6.04” (87.8 x 153.4mm) | 4.09 x 5.5” (103.8 x 139.8mm) |
| Measured Size (DxL) | 3.41 x 6.26” (87 x 159mm) | 4.07 x 5.8” (103.5 x 147.4mm) |
| Max Length at Full Extension | 6.26” (159mm) | 6.63” (168.3mm) |
| Internal Zoom? / Extends with Zoom? | Y / N | N / Y |
| Zoom Extension Length | 0.82” (20.9mm) | |
| Internal Focusing? / Extends with Focusing? | Y / N | Y / N |
| Lens Hood Size (DxL) | 4.18 x 1.93” (106.2 x 49mm) | 4.68 x 1.86” (118.9 x 47.2mm) |
| Lens Length with Hood (Min-Max) | 7.75 - 7.75” (196.8 - 196.8mm) | 7.3 - 8.13” (185.5 - 206.4mm) |
| Size of Rings: Focus / Zoom | 1.28” / 1.06” (32.5mm / 26.9mm) | 0.75” / 1.01” (19.1mm / 25.7mm) |
| Filter Size | 82mm UV ► CP ► | 95mm UV ► CP ► |
| Front Element (Filter Mount) Rotates | N | N |
| Focus | ||
| AF Motor Type | HLA | USM |
| Full Time Manual Focus | Y | Y |
| Focus Ring Rotation | 480° | 180° |
| Focus Limiter? / Focus Limiter Ranges | N | N |
| Distance Scale? / Type | N | N |
| Close Focus | ||
| Spec Min Focus Distance (Wide / Long) | 11.81” (300mm) | 15.35” (390mm) |
| Tested Min Focus Distance (Wide / Long) | 10.79” / 11.5” (274mm / 292mm) | 15.16” / 14.72” (385mm / 374mm) |
| Maximum Magnification | 0.25x | 0.18x |
| Features | ||
| Zoom Ring Rotation | 50° | 60° |
| Tripod Ring Included? / Removable? | N | N |
| Lens Hood Included / Model? | Y / LH878-06 Buy ► | Y / EW-103 Buy ► |
| Weather Sealed? / Filter Required? | Y / | Y / |
| Image Stabilization? / Stops? / Tripod Sensing? | N | N |
| Extender Compatible? | N | N |
| Case Included? / Type? | Y / Padded Nylon | Y / LP1424 Buy ► |
| 47.25" x 31.5" Subject Framing Distance | 28mm = 3.46' 35mm = 4.29' 45mm = 5.40' |
28mm = 3.35' 35mm = 4.02' 50mm = 5.64' 70mm = 7.48' |
| 1200mm x 800mm Subject Framing Distance | 28mm = 1055mm 35mm = 1307mm 45mm = 1646mm |
28mm = 1022mm 35mm = 1227mm 50mm = 1721mm 70mm = 2280mm |
| Review | Sigma 28-45mm F1.8 DG DN Art Lens | Canon RF 28-70mm F2 L USM Lens |
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