Tamron 17-35mm f/2.8-4 Di OSD Lens Compared to the Canon EF 17-40mm f/4L USM Lens

SpecificationsTamron 17-35mm f/2.8-4 Di OSD LensCanon EF 17-40mm f/4L USM Lens
  Tamron 17-35mm f/2.8-4 Di OSD Lens Canon EF 17-40mm f/4L USM Lens
Year Introduced20182003
Mounts OnFull-Frame, APS-CFull-Frame, APS-C
Lenses / Groups15/1012/9
Angle of View: Diagonal103° 41' - 63° 26'104° - 57° 30'
 
Aperture  
Aperture Range - Wide / Long f/2.8-16 / f/4-22 f/4.0-22
Aperture Max by Focal Length 17-20mm = f/2.8
21-24mm = f/3.2
25-30mm = f/3.5
31-35mm = f/4.0
Number of Aperture Blades 7 7
Rounded Aperture? Y
 
Weight  
Manufacturer Specification Weight 16.2 oz  (459g) 16.8 oz  (475g)
Actual Weight 16.1 oz  (455g) 16.6 oz  (470g)
Lens Hood Weight 1.1 oz  (30g) 1.2 oz  (35g)
In-Use Weight 17.1 oz  (485g) 17.8 oz  (505g)
 
Size  
Manufacturer Spec Size (DxL) 3.29 x 3.64”  (83.6 x 92.5mm) 3.31 x 3.82”  (84 x 97mm)
Measured Size (DxL) 3.29 x 3.96”  (84 x 100.6mm) 3.28 x 4.09”  (83.4 x 104mm)
Max Length at Full Extension 4.19”  (106.5mm) 4.09”  (104mm)
Internal Zoom? / Extends with Zoom? N / Y Y / N
Zoom Extension Length 0.23”  (5.9mm)
Internal Focusing? / Extends with Focusing? Y / N Y / N
Lens Hood Size (DxL) 3.94 x 1.43”  (100.2 x 36.2mm) 4.27 x 1.8”  (108.4 x 45.6mm)
Lens Length with Hood (Min-Max) 5.06 - 5.29”  (128.4 - 134.3mm) 5.71 - 5.71”  (145 - 145mm)
Size of Rings: Focus / Zoom 0.6” / 0.94”  (15.3mm / 24mm) 0.86” / 0.8”  (21.9mm / 20.2mm)
Filter Size 77mm  UV ► CP ► 77mm  UV ► CP ►
Front Element (Filter Mount) Rotates N N
 
Focus  
AF Motor Type OSD Ring USM
Full Time Manual Focus N Y
Focus Ring Rotation 56 ° 95°
Focus Limiter? / Focus Limiter Ranges N N
Distance Scale? / Type N Y / Window
 
Close Focus  
Specified Min Focus Distance 10.98”  (279mm) 11.02”  (280mm)
Tested Min Focus Distance (Wide / Long) 9.61”  (244mm) 10.51” / 10.55”  (267mm / 268mm)
Maximum Magnification (MM) 0.20x 0.25x
Magnification Range with 12mm Ext Tube 0.83-0.32x
Magnification Range with 25mm Ext Tube 1.02-0.4x
 
Features  
Zoom Ring Rotation 60 ° 53°
Tripod Ring Included? / Removable? N N
Zoom Ring Lock Switch? N N
Lens Hood Included / Model? Y / HB023 Buy ► Y / EW-83E Buy ►
Weather Sealed? / Filter Required? Y / Y / Y
Image Stabilization? / Stops? / Tripod Sensing? N N
Extender Compatible? N N
Case Included? / Type? N / Y / LP1319 Buy ►
47.25" x 31.5" Subject Framing Distance 17mm = 2.17'
20mm = 2.46'
24mm = 2.97'
28mm = 3.45'
35mm = 4.17'
17mm = 2.19'
20mm = 2.48'
24mm = 3.00'
28mm = 3.52'
35mm = 4.31'
40mm = 4.73'
 
On APS-C Body:
17mm = 3.34'
20mm = 3.79'
24mm = 4.56'
28mm = 5.29'
35mm = 6.63'
40mm = 7.27'
1200mm x 800mm Subject Framing Distance 17mm = 661mm
20mm = 751mm
24mm = 906mm
28mm = 1051mm
35mm = 1270mm
17mm = 668mm
20mm = 756mm
24mm = 916mm
28mm = 1072mm
35mm = 1315mm
40mm = 1441mm
 
On APS-C DSLR:
17mm = 1018mm
20mm = 1154mm
24mm = 1391mm
28mm = 1613mm
35mm = 2021mm
40mm = 2217mm
 
Review Tamron 17-35mm f/2.8-4 Di OSD Lens Canon EF 17-40mm f/4L USM Lens
 
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