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Canon EF-S 15-85mm f/3.5-5.6 IS USM Lens Compared to the Sigma 17-70mm f/2.8-4 DC Macro OS Lens
| Specifications | Canon EF-S 15-85mm f/3.5-5.6 IS USM Lens | Sigma 17-70mm f/2.8-4 DC Macro OS Lens |
|---|---|---|
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| Year Introduced | 2009 | 2010 |
| Mounts On | APS-C | APS-C |
| Lenses / Groups | 17/12 | 17/13 |
| Angle of View: Diagonal | 84º 30' - 18º 25' | 72.4°- 20.2° |
| Angle of View: Horizontal | 74º 10' - 15º 25' | |
| Angle of View: Vertical | 53º 30'- 10º 25' | |
| Aperture | ||
| Aperture Range - Wide / Long | f/3.5-22 / f/5.6-38 | f/2.8-22 / f/4-22 |
| Aperture Max by Focal Length | 15-17mm = f/3.5 18-26mm = f/4.0 27-37mm = f/4.5 38-60mm = f/5.0 61-85mm = f/5.6 |
17-20mm = f/2.8 21-27mm = f/3.2 28-49mm = f/3.5 50-70mm = f/4.0 |
| Number of Aperture Blades | 7 | 7 |
| Rounded Aperture? | Y | |
| Weight | ||
| Manufacturer Specification Weight | 20.3 oz (575g) | 18.9 oz (535g) |
| Actual Weight | 20.1 oz (570g) | 18.9 oz (535g) |
| Lens Hood Weight | 1.1 oz (30g) | 1.1 oz (30g) |
| In-Use Weight | 21.2 oz (600g) | 19.9 oz (565g) |
| Size | ||
| Manufacturer Spec Size (DxL) | 3.21 x 3.44” (81.6 x 87.5mm) | 3.11 x 3.5” (79 x 88.9mm) |
| Measured Size (DxL) | 3.23 x 3.83” (82 x 97.2mm) | 3.1 x 3.78” (78.7 x 96.1mm) |
| Max Length at Full Extension | 5.39” (136.9mm) | 5.44” (138.1mm) |
| Internal Zoom? / Extends with Zoom? | N / Y | N / Y |
| Zoom Extension Length | 1.56” (39.7mm) | 1.65” (42mm) |
| Internal Focusing? / Extends with Focusing? | Y / N | Y / N |
| Lens Hood Size (DxL) | 3.89 x 1.94” (98.8 x 49.3mm) | 3.66 x 1.86” (92.9 x 47.2mm) |
| Lens Length with Hood (Min-Max) | 5.59 - 7.15” (142 - 181.7mm) | 5.43 - 7.09” (138 - 180mm) |
| Size of Rings: Focus / Zoom | 0.3” / 1.67” (7.6mm / 42.5mm) | 0.88” / 1.36” (22.3mm / 34.5mm) |
| Filter Size | 72mm UV ► CP ► | 72mm UV ► CP ► |
| Front Element (Filter Mount) Rotates | N | N |
| Focus | ||
| AF Motor Type | Ring USM | HSM |
| Full Time Manual Focus | Y | N |
| Focus Ring Rotation | 106° | 54° |
| Focus Limiter? / Focus Limiter Ranges | N | |
| Distance Scale? / Type | Y / Window | Y / Printed |
| Close Focus | ||
| Spec Min Focus Distance (Wide / Long) | 13.78” (350mm) | 8.66” (220mm) |
| Tested Min Focus Distance (Wide / Long) | 12.95” / 12.4” (329mm / 315mm) | 8.23” / 7.99” (209mm / 203mm) |
| Maximum Magnification | 0.21x | 0.37x |
| Magnification Range with 12mm Ext Tube | 0.44-0.15x | |
| Magnification Range with 25mm Ext Tube | ||
| Magnification Range with 500D Closeup Lens | 0.28-0.03x | |
| Features | ||
| Zoom Ring Rotation | 62° | 60° |
| Tripod Ring Included? / Removable? | N | N |
| Zoom Ring Lock Switch? | N | |
| Lens Hood Included / Model? | N / EW-78E Buy ► | Y / |
| Weather Sealed? / Filter Required? | N | N |
| Image Stabilization? / Stops? / Tripod Sensing? | Y / 3 / Y | Y / 4 / Y |
| Extender Compatible? | N | N |
| Case Included? / Type? | N / LP1116 Buy ► | N / |
| 47.25" x 31.5" Subject Framing Distance | On APS-C DSLR: 15mm = 2.89' 24mm = 4.65' 35mm = 6.49' 50mm = 9.09' 70mm = 12.35' 85mm = 14.35' |
On APS-C DSLR: 17mm = 3.25' 24mm = 53.70' 28mm = 5.23' 35mm = 6.39' 50mm = 8.94' 70mm = 12.09' |
| 1200mm x 800mm Subject Framing Distance | On APS-C DSLR: 15mm = 880mm 24mm = 1416mm 35mm = 1977mm 50mm = 2772mm 70mm = 3764mm 85mm = 4374mm |
On APS-C DSLR: 17mm = 992mm 24mm = 1364mm 28mm = 1595mm 35mm = 1949mm 50mm = 2726mm 70mm = 3685mm |
| Review | Canon EF-S 15-85mm f/3.5-5.6 IS USM Lens | Sigma 17-70mm f/2.8-4 DC Macro OS Lens |
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