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Sigma 20mm F1.4 DG DN Art Lens Compared to the Sony FE 24mm F1.4 GM Lens
| Specifications | Sigma 20mm F1.4 DG DN Art Lens | Sony FE 24mm F1.4 GM Lens |
|---|---|---|
 |
 |
|
| Year Introduced | 2022 | 2018 |
| Mounts On | Full-Frame, APS-C | Full-Frame, APS-C |
| Lenses / Groups | 17/15 | 13/10 |
| Angle of View: Diagonal | 94.5° | 84° |
| Aperture | ||
| Aperture Range - Wide / Long | f/1.4-16 | f/1.4-16 |
| Number of Aperture Blades | 11 | 11 |
| Rounded Aperture? | Y | Y |
| Weight | ||
| Manufacturer Specification Weight | 22.2 oz (630g) | 15.7 oz (445g) |
| Actual Weight | 22.2 oz (628.6g) | 15.7 oz (445g) |
| Lens Hood Weight | 2 oz (56g) | 1.1 oz (30g) |
| In-Use Weight | 24.2 oz (684.6g) | 16.8 oz (475g) |
| Size | ||
| Manufacturer Spec Size (DxL) | 3.46 x 4.46” (87.8 x 113.2mm) | 2.97 x 3.64” (75.4 x 92.4mm) |
| Measured Size (DxL) | 3.45 x 4.66” (88 x 118.4mm) | 2.96 x 3.86” (75.3 x 98mm) |
| Max Length at Full Extension | 4.66” (118.4mm) | 3.86” (98mm) |
| Internal Focusing? / Extends with Focusing? | Y / N | Y / N |
| Lens Hood Size (DxL) | 4.17 x 1.93” (106 x 49.1mm) | 3.74 x 1.51” (94.9 x 38.4mm) |
| Lens Length with Hood (Min-Max) | 6.09 - 6.09” (154.7 - 154.7mm) | 5.13 - 5.13” (130.2 - 130.2mm) |
| Size of Rings: Focus / Zoom | 1.47” (37.4mm) | 0.82” (20.9mm) |
| Filter Size | 82mm UV ► CP ► | 67mm UV ► CP ► |
| Front Element (Filter Mount) Rotates | N | N |
| Focus | ||
| AF Motor Type | Stepping Motor | SSM |
| Full Time Manual Focus | Y | Y |
| Focus Ring Rotation | 1070° | 90° |
| Focus Limiter? / Focus Limiter Ranges | N | N |
| Distance Scale? / Type | N | N |
| Close Focus | ||
| Spec Min Focus Distance (Wide / Long) | 9.06” (230mm) | 9.45” (240mm) |
| Tested Min Focus Distance (Wide / Long) | 7.83” (199mm) | 8.74” (222mm) |
| Maximum Magnification | 0.16x | 0.17x |
| Features | ||
| Tripod Ring Included? / Removable? | N | N |
| Lens Hood Included / Model? | Y / LH878-04 Buy ► | Y / ALC-SH154 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 / |
| 47.25" x 31.5" Subject Framing Distance | 20mm = 2.47' | 24mm = 2.92' |
| 1200mm x 800mm Subject Framing Distance | 20mm = 754mm | 24mm = 890mm |
| Review | Sigma 20mm F1.4 DG DN Art Lens | Sony FE 24mm F1.4 GM Lens |
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