Canon RF 100-400mm F5.6-8 IS USM Lens Compared to the Sigma 100-400mm f/5-6.3 DG OS HSM C Lens

SpecificationsCanon RF 100-400mm F5.6-8 IS USM LensSigma 100-400mm f/5-6.3 DG OS HSM C Lens
  Canon RF 100-400mm F5.6-8 IS USM Lens Sigma 100-400mm f/5-6.3 DG OS HSM C Lens
Year Introduced20212017
Mounts OnFull-Frame, APS-CFull-Frame, APS-C
Lenses / Groups12/921/15
Angle of View: Diagonal24° – 6°10"24.4º-6.2º
 
Aperture  
Aperture Range - Wide / Long f/5.6-32 / f/8.0-45 f/5-22 / f/6.3-40
Aperture Max by Focal Length 100-122mm = f/5.6
123-155mm = f/6.3
156-258mm = f/7.1
259-400mm = f/8.0
100-111mm = f/5.0
112-233mm = f/5.6
234-400mm = f/6.3
Number of Aperture Blades 9 9
Rounded Aperture? Y Y
 
Weight  
Manufacturer Specification Weight 22.4 oz  (635g) 40.9 oz  (1160g)
Actual Weight 22.3 oz  (632.9g) 40.8 oz  (1155g)
Lens Hood Weight 2 oz  (57.5g) 2.3 oz  (65g)
In-Use Weight 24.4 oz  (690.4g) 43.1 oz  (1220g)
 
Size  
Manufacturer Spec Size (DxL) 3.13 x 6.48”  (79.5 x 164.7mm) 3.4 x 7.18”  (86.4 x 182.3mm)
Measured Size (DxL) 3.13 x 6.76”  (80 x 171.6mm) 3.49 x 7.48”  (88.7 x 190.1mm)
Max Length at Full Extension 9.75”  (247.6mm) 9.83”  (249.7mm)
Internal Zoom? / Extends with Zoom? N / Y N / Y
Zoom Extension Length 2.99”  (76mm) 2.35”  (59.6mm)
Internal Focusing? / Extends with Focusing? Y / N Y / N
Lens Hood Size (DxL) 3.76 x 3.19”  (95.6 x 80.9mm) 3.81 x 2.92”  (96.9 x 74.1mm)
Lens Length with Hood (Min-Max) 9.69 - 12.68”  (246 - 322mm) 9.86 - 12.21”  (250.5 - 310.1mm)
Size of Rings: Focus / Zoom 0.98” / 2.5”  (24.8mm / 63.5mm) 0.95” / 2.21”  (24.2mm / 56.2mm)
Filter Size 67mm  UV ► CP ► 67mm  UV ► CP ►
Front Element (Filter Mount) Rotates N N
 
Focus  
AF Motor Type Nano USM HSM
Full Time Manual Focus Y Y
Focus Ring Rotation 1260° 142°
Focus Limiter? / Focus Limiter Ranges N Y /
Full
19.69' (6m) - ∞
5.25' (1.6m) - 19.69' (6m)
Distance Scale? / Type N Y / Window
 
Close Focus  
Specified Min Focus Distance 34.65”  (880mm) 62.99”  (1600mm)
Tested Min Focus Distance (Wide / Long) 41.89” / 40.47”  (1064mm / 1028mm) 57.52” / 58.11”  (1461mm / 1476mm)
Maximum Magnification (MM) 0.41x 0.26x
 
Features  
Zoom Ring Rotation 90° 80°
Tripod Ring Included? / Removable? N N
Zoom Ring Lock Switch? Y Y
Lens Hood Included / Model? N / ET-74B Buy ► Y / LH770-04 Buy ►
Weather Sealed? / Filter Required? N Y /
Image Stabilization? / Stops? / Tripod Sensing? Y / 5.5 / Y / /
Extender Compatible? Y Y
Case Included? / Type? N / LP-1224 Buy ► N /
47.25" x 31.5" Subject Framing Distance 100mm = 11.48'
135mm = 15.30'
200mm = 22.43'
300mm = 33.68'
 
23.62" x 15.75" Target:
400mm = 22.59'
560mm = 30.11'
 
11.81" x 7.87" Target:
800mm = 21.46'
100mm = 11.82'
135mm = 15.53'
200mm = 22.82'
300mm = 34.22'
400mm = 43.46'
 
23.62" x 15.75" Target:
560mm = 30.37' (w/ 1.4x)
800mm = 42.53'(w/ 2.0x)
1200mm x 800mm Subject Framing Distance 100mm = 3500mm
135mm = 4663mm
200mm = 6837mm
300mm = 10265mm
 
600mm x 400mm Target:
400mm = 6885mm
560mm = 9178mm
 
300mm x 200mm Target:
800mm = 6542mm
100mm = 3604mm
135mm = 4734mm
200mm = 6956mm
300mm = 10430mm
400mm = 13247mm
 
600mm x 400mm Target
560mm = 9257mm (w/ 1.4x)
800mm = 12964mm (w/ 2.0x)
 
Review Canon RF 100-400mm F5.6-8 IS USM Lens Sigma 100-400mm f/5-6.3 DG OS HSM C Lens
 
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