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Canon EF 40mm f/2.8 STM Lens
Canon EF 40mm f/2.8 STM
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Canon EF 50mm f/1.8 STM Lens
Canon EF 50mm f/1.8 STM
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Sigma 18-200mm F3.5-6.3 DC Lens
Sigma 18-200mm F3.5-6.3 DC
Editiorial reviews
8
8 editorial reviews
The Canon EF 40mm f/2.8 STM is a pancake prime lens for APS-C and full-frame DSLR cameras. Offering continuous AF while capturing video with compatible cameras, the ultra-slim Canon EF 40mm f/2.8 STM retails for just £229.99 / €279.99 / $199.99. Read our in-depth Canon EF 40mm f/2.8 STM review complete with full-size sample images to find out if it's worth the modest outlay.Read more
Canon EF 40mm f/2.8 STM ReviewRead more
Read editorial reviews
8
4.0 out of 5
4 user ratings
5 stars
25 %
4 stars
75 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
6
6 editorial reviews
The Sigma 18-200mm F3.5-6.3 DC Macro OS HSM lens trades some optical quality for a compact design, low cost, and long zoom range.Read more
Looking for a Sigma 18-200mm lens review? Read on to find out what we uncovered in our objective optical lab tests.Read more
As part of new global update program, Sigma is revamping their complete range. Can this revised APS-C only all-in one compete with rival offerings from the camera maker’s? Read on to find out.Read more
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User rating
43
4.1 out of 5
43 user ratings
5 stars
30 %
4 stars
48 %
3 stars
20 %
2 stars
0 %
1 stars
0 %
60
3.8 out of 5
60 user ratings
5 stars
31 %
4 stars
33 %
3 stars
20 %
2 stars
8 %
1 stars
6 %
7
4.1 out of 5
7 user ratings
5 stars
28 %
4 stars
57 %
3 stars
14 %
2 stars
0 %
1 stars
0 %

General

Lens typeNormal
  • Normal
  • Wide angle
Telephoto
Lens mountCanon EFCanon EF
  • Canon EF
  • Pentax KAF
  • Sony/Minolta Alpha
  • Sigma SA
  • Nikon F

Image properties

Max Format size
Full-frame
Full-frame
APS-C
Focal length< 40< 5018 - 200
Maximum magnification0.18 x0.21 x0.23 x
Image stabilisationnonono
Angle of View 35mm Equivalent
N/A
< 46
N/A

Aperture

Aperture max2.81.83.5-6.3
Aperture min222222-40
Aperture ringnonono
Number of diaphragm blades777
Aperture features
N/A
Rounded diaphragm
N/A

Focus

Focus method
  • Internal
  • Unit
InternalInternal
Autofocusyesyesyes
Autofocus motor type
STP
STP
Micromotor
Full-time Manual focusingyesyesno
Closest focusing distance0.30.350.45
Distance scalenonoyes
Depth of field (DoF) scalenonono
Focus distance limiter
N/A
nono
Focus features
N/A
N/A
Screw drive

Optics

ConstructionFixedFixed
N/A
Elements6615
Groups4513
Special elements / coatings1 Aspherical element
N/A
  • 2 SLD elements
  • 2 Hybrid aspherical elements
Zoom method
N/A
N/A
Expanding

Design

Colour of productBlackBlack
N/A
Tripod collarnonono
Hood suppliednonoyes
Filter threadyesyes
N/A
Sealingnonono
Lens Cap Type
N/A
E-49
N/A
Body materials
N/A
N/A
Metal
Zoom lock
N/A
N/A
yes

Dimensions

Weight4.59 oz5.64 oz14.29 oz
Diameter2.69 in2.72 in2.76 in
Length0.9 in1.55 in3.07 in
Filter size2.05 in1.93 in2.44 in

Often compared with Canon EF 50mm f/1.8 STM