Canon EF 50mm f/1.8 STM Lens Compared to the Canon EF 50mm f/1.4 USM Lens

SpecificationsCanon EF 50mm f/1.8 STM LensCanon EF 50mm f/1.4 USM Lens
  Canon EF 50mm f/1.8 STM Lens Canon EF 50mm f/1.4 USM Lens
Year Introduced20151993
Mounts OnFull-Frame, APS-CFull-Frame, APS-C
Lenses / Groups6/57/6
Angle of View: Diagonal46º46°
Angle of View: Horizontal40º40°
Angle of View: Vertical27º27°
 
Aperture  
Aperture Range - Wide / Long f/1.8-22 f/1.4-22
Number of Aperture Blades 7 8
Rounded Aperture? Y
 
Weight  
Manufacturer Specification Weight 5.6 oz  (159g) 10.2 oz  (290g)
Actual Weight 5.6 oz  (159g)
Lens Hood Weight 0.7 oz  (20g)
In-Use Weight 6.3 oz  (179g)
 
Size  
Manufacturer Spec Size (DxL) 2.72 x 1.55”  (69.2 x 39.3mm) 2.91 x 2.01”  (74 x 51mm)
Measured Size (DxL) 2.77 x 1.83”  (70 x 46.4mm)
Max Length at Full Extension 2.28”  (58mm)
Internal Focusing? / Extends with Focusing? N / Y N / Y
Focus Extension Length 0.46”  (11.6mm)
Lens Hood Size (DxL) 3.3 x 1.43”  (83.9 x 36.2mm)
Lens Length with Hood (Min-Max) 3.03 - 3.48”  (76.9 - 88.5mm)
Size of Rings: Focus / Zoom 0.28”  (7.1mm)
Filter Size 49mm  UV ► CP ► 58mm  UV ► CP ►
Front Element (Filter Mount) Rotates N
 
Focus  
AF Motor Type STM Micro USM
Full Time Manual Focus
Focus Ring Rotation 156° 204°
Focus Limiter? / Focus Limiter Ranges N N
Distance Scale? / Type N Y / Window
 
Close Focus  
Spec Min Focus Distance (Wide / Long) 13.78” / 13.15”  (350mm / 334mm) 17.72”  (450mm)
Maximum Magnification 0.21x 0.15x
Magnification Range with 12mm Ext Tube 0.45-0.24x 0.39-0.24x
Magnification Range with 25mm Ext Tube 0.74-0.53x 0.68-0.53x
 
Features  
Tripod Ring Included? / Removable? N N
Zoom Ring Lock Switch? N
Lens Hood Included / Model? N / ES-68 Buy ► N / ES-71II Buy ►
Weather Sealed? / Filter Required? N N
Image Stabilization? / Stops? / Tripod Sensing? N N
Extender Compatible? N N
Case Included? / Type? N / LP1014 Buy ► N / LP1014 Buy ►
47.25" x 31.5" Subject Framing Distance 50mm = 5.87' 50mm = 5.90'
1200mm x 800mm Subject Framing Distance 50mm = 1790mm 50mm = 1798mm
 
Review Canon EF 50mm f/1.8 STM Lens Canon EF 50mm f/1.4 USM Lens
 
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