Product Comparison: Sigma 10-20mm F3.5 EX DC HSM vs Pentax SMC DA 12-24mm F4 ED AL IF


General Specifications
Brand
Sigma
Pentax
Model
10-20mm F3.5 EX DC HSM
SMC DA 12-24mm F4 ED AL IF
Origin
Japan
Japan
About the Product
This Ultra wide-angle zoom lens has a maximum aperture of F3.5 throughout the entire zoom range, making it suitable for low-light and indoor photography. It's wide-angle of view from 102.4 degrees produces striking images with exaggerated perspective, enabling photographers to emphasize the subject.
Extreme focal lengths are a challenge, particularly in digital SLR photography. The smc-DA 12-24mm f/4 ED (AL) offers you a lens that permits a total range of wide-angle photography. Utilising aspherical and particularly low-dispersion lens elements, crystal-clear sharpness and photos with marvellous colour depth are assured.
Key Specs
Mount Type
Nikon F-Bayonet
Pentax K
Maximum Aperture
3.5 /f
4 /f
Minimum Focal Length
10 millimeters
12 millimeters
Maximum Focal Length
20 millimeters
24 millimeters
Lens Type
Zoom
Zoom
What customers say about "Key Specs"
Sigma 10-20mm F3.5 EX DC HSM Camera Lens
  • I liked the price, build quality and the wide, constant aperture of F/3.5.
  • All apertures are sharp.
  • Constant 3.5 aperture and HSM motor is perfect for video shooting.
  • Wide angle with sharp image and constant aperture.
  • Good maximum aperture, silent and fast focus.
Pentax SMC DA 12-24mm F4 ED AL IF Camera Lens
  • It's sharp, contrast, and the angle of view at 12mm is amazing.
  • The distortion is minimal to my eyes.
  • The range is very good for a walking around lens.
  • Very useful zoom range.
  • Very little distortion. Very sharp. Excellent color rendition.
Size & Weight
Height
3.4 in.
3.3 in.
Width
3.4 in.
3.3 in.
Depth
3.5 in.
3.43 in.
Weight
18.3 oz.
15.2 oz.
What customers say about "Size & Weight"
Sigma 10-20mm F3.5 EX DC HSM Camera Lens
  • It has a good weight, and I love having the fixed aperture.
  • The lens works absolutely perfectly. Great size and weight.
  • A great lens for real estate and architecture. Good weight.
  • I use this on my D750 and it's a great little lens.
  • Very solidly built. Has good size and weight.
Pentax SMC DA 12-24mm F4 ED AL IF Camera Lens
  • This lens is amazing. Compact size.
  • It's very lightweight, so it's not a burden to carry it around.
  • It's light enough to carry around.
  • It's so small and light.
  • Good size and weight, and superb quality.
Imaging
Minimum Focus Distance
9.4 in.
11.81 in.
Field Of View
109.7° - 70.7°
99° - 61°
Zoom Type
Rotating
Rotating
Focus
Auto Focus, Manual Focus
Auto Focus, Manual Focus
Optical Stabilization
No
No
What customers say about "Imaging"
Sigma 10-20mm F3.5 EX DC HSM Camera Lens
  • Autofocus works smoothly and the sharpness is good.
  • Autofocus is fast and accurate, and images are sharp enough at any focal length.
  • Zoom is easy. Autofocus is rapid.
  • Works very well in Manual focus.
  • Very good lens. Fast focus and amazing range!
Pentax SMC DA 12-24mm F4 ED AL IF Camera Lens
  • The autofocus is incredibly fast.
  • Fast focus and great image quality.
  • Great range and amazingly sharp!
  • Absolutely sharp and fast lens.
  • Beautiful photo quality. Fast autofocus. Great for portraits.
Features
Brand Compatibility
Nikon
Pentax
Sensor Type Compatibility
DX-format
DX-format
Lens Groups and Elements
13 Elements in 10 Groups
13 Elements in 11 Groups
Number of Aperture Blades
7
8
Filter Diameter
82 millimeters
77 millimeters
Extras
HSM (Hyper-Sonic Motor), ELD (Extraordinary Low Dispersion), SLD (Special Low Dispersion) glass
Aspherical Lens, ED (Extra-Low Dispersion) Glass, Quick-shift Focus, Internal Focusing
What customers say about "Features"
Sigma 10-20mm F3.5 EX DC HSM Camera Lens
  • Beautiful construction and takes incredible images.
  • The build quality of the lens is pretty nice.
  • Very impressed with the quality of this lens.
  • The lens has amazing build quality for the money.
  • It has very fast focus, and I have never had a problem with it. Great lens!
Pentax SMC DA 12-24mm F4 ED AL IF Camera Lens
  • It's feels very solid and well made.
  • Produces beautiful shots, controls flare extremely well.
  • Works well on a K5.
  • This 12-24 is sharp at 12mm wide open.
  • The build feels solid. I'm very happy with this lens.
Warranty / Certifications
Manufacturer Warranty
1 year(s)
1 year(s)
Certifications
CE
CE
Other Information
Manufacturer
Other reviews