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Canon EF 400mm f/2.8L IS III USM Lens Compared to the Canon EF 300mm f/2.8L IS II USM Lens
| Specifications | Canon EF 400mm f/2.8L IS III USM Lens | Canon EF 300mm f/2.8L IS II USM Lens |
|---|---|---|
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| Year Introduced | 2018 | 2011 |
| Mounts On | Full-Frame, APS-C | Full-Frame, APS-C |
| Lenses / Groups | 17/13 | 16/12 |
| Angle of View: Diagonal | 6° 10' | 8° 15' |
| Angle of View: Horizontal | 5°10' | 6°50' |
| Angle of View: Vertical | 3°30' | 4°35' |
| Aperture | ||
| Aperture Range - Wide / Long | f/2.8-32 | f/2.8-32 |
| Number of Aperture Blades | 9 | 9 |
| Rounded Aperture? | Y | Y |
| Weight | ||
| Manufacturer Specification Weight | 100.3 oz (2840g) | 83 oz (2350g) |
| Actual Weight | 100.1 oz (2835g) | 82.6 oz (2340g) |
| Lens Hood Weight | 9 oz (255g) | 6 oz (170g) |
| In-Use Weight | 109.1 oz (3090g) | 88.6 oz (2510g) |
| Size | ||
| Manufacturer Spec Size (DxL) | 6.42 x 13.5” (163 x 343mm) | 5.04 x 9.76” (128 x 248mm) |
| Measured Size (DxL) | 6.94 x 13.97” (176 x 354.9mm) | 5.04 x 10.07” (127.9 x 255.7mm) |
| Max Diameter at Tripod Ring | 6.7” (169.1mm) | 5.4” (137.8mm) |
| Max Length at Full Extension | 13.97” (354.9mm) | 10.07” (255.7mm) |
| Internal Focusing? / Extends with Focusing? | Y / N | Y / N |
| Lens Hood Size (DxL) | 7.7 x 6.41” (195.5 x 162.7mm) | 6.14 x 5.71” (155.9 x 145mm) |
| Lens Length with Hood (Min-Max) | 19.39 - 19.39” (492.5 - 492.5mm) | 14.93 - 14.93” (379.3 - 379.3mm) |
| Size of Rings: Focus / Zoom | 3” (76.3mm) | 1.94” (49.3mm) |
| Filter Size | DI 52mm UV ► CP ► | DI 52mm UV ► CP ► |
| Front Element (Filter Mount) Rotates | N | N |
| Focus | ||
| AF Motor Type | USM | Ring USM |
| Full Time Manual Focus | Y | Y |
| Focus Ring Rotation | 540° | 225° |
| Focus Limiter? / Focus Limiter Ranges | Y / 8.2' (2.5m) - 23.0' (7m) 23.0' (7m) - ∞ Full |
Y / 6.56' (2m) - 19.7' (6m) 19.7' (6m) - ∞ 6.56' (2m) - ∞ |
| Distance Scale? / Type | Y / Window | Y / Window |
| Close Focus | ||
| Spec Min Focus Distance (Wide / Long) | 98.43” (2500mm) | 78.74” (2000mm) |
| Tested Min Focus Distance (Wide / Long) | 96.93” (2462mm) | 78.03” (1982mm) |
| Maximum Magnification | 0.17x | 0.18x |
| Magnification Range with 12mm Ext Tube | 0.22-0.03x | 0.22-0.04x |
| Magnification Range with 25mm Ext Tube | 0.3-0.07x | 0.28-0.09x |
| Features | ||
| Tripod Ring Included? / Removable? | Y / N | Y / N |
| Lens Hood Included / Model? | Y / ET-155 (WIII) Buy ► | Y / ET-120(WII) Buy ► |
| Weather Sealed? / Filter Required? | Y / | Y / N |
| Image Stabilization? / Stops? / Tripod Sensing? | Y / 5 / Y | Y / 4 / Y |
| Extender Compatible? | Y | Y |
| Case Included? / Type? | Y / LS400 Buy ► | Y / Lens Case 300B Buy ► |
| 47.25" x 31.5" Subject Framing Distance | 400mm = 43.85' 23.62" x 15.75"mm Target: 560mm = 30.72' (w/ 1.4x) 800mm = 43.44' (w/ 2.0x) |
300mm = 33.19' 420mm = 45.68' (w/ 1.4x) 600mm x 400mm Target 600mm = 33.17' (w/ 2.0x) |
| 1200mm x 800mm Subject Framing Distance | 400mm = 13367mm 600mm x 400mm Target: 560mm = 9362mm (w/ 1.4x) 800mm = 13240mm (w/ 2.0x) |
300mm = 10117mm 420mm = 13924mm (w/ 1.4x) 600mm x 400mm Target 600mm = 10113mm (w/ 2.0x) |
| Review | Canon EF 400mm f/2.8L IS III USM Lens | Canon EF 300mm f/2.8L IS II USM Lens |
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