Product Comparison: Nikon AF-S DX Zoom-NIKKOR 18-70mm f/3.5-4.5G IF-ED vs Sigma AF 17-70mm F2.8-4 DC Macro OS HSM


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General Specifications
Brand
Nikon
Sigma
Model
AF-S DX Zoom-NIKKOR 18-70mm f/3.5-4.5G IF-ED
AF 17-70mm F2.8-4 DC Macro OS HSM
Origin
Japan
Japan
About the Product
Compact 3.8X zoom covers portrait to wide view. Optimized DX lens design is compatible with every Nikon D-Series digital SLR cameras. Three Nikon ED glass elements, plus aspheric element for low distortion and minimized chromatic aberration.
The Sigma 17-70mm F2.8-4 was designed to be the ideal all-purpose lens for APS-C sized sensors. With a great focal length and macro capability, the 17-70mm F2.8-4 is also equipped with a Hyper Sonic Motor (HSM) and an Optical Stabilizer (OS) for superior image quality.
Key Specs
Mount Type
Nikon F-Bayonet
Nikon F-Bayonet
Maximum Aperture
3.5 /f
2.8 /f
Minimum Focal Length
18 millimeters
17 millimeters
Maximum Focal Length
70 millimeters
70 millimeters
Lens Type
Zoom
Zoom
What customers say about "Key Specs"
Nikon AF-S DX Zoom-NIKKOR 18-70mm f/3.5-4.5G IF-ED Camera Lens
  • It has a pretty reasonable build quality, fairly bright at max aperture.
  • It covers a good focal length range.
  • I liked the metal mount and the focal length range was good.
  • The minimum focal distance surpasses most standard lenses.
  • Fast and quiet focus, good focal range and sharp at mid-telephoto range.
Sigma AF 17-70mm F2.8-4 DC Macro OS HSM Camera Lens
  • It has decent aperture.
  • Amazing autofocus and love the F2.8-F4.0 aperture.
  • The fast aperture is a huge help in low light.
  • The 2.8 aperture, coupled with a speedlight angled to bounce light is perfect.
  • Center sharpness is great at all focal lengths.
Size & Weight
Height
2.9 in.
3.1 in.
Width
2.9 in.
3.1 in.
Depth
3 in.
3.2 in.
Weight
13.8 oz.
16.4 oz.
What customers say about "Size & Weight"
Nikon AF-S DX Zoom-NIKKOR 18-70mm f/3.5-4.5G IF-ED Camera Lens
  • The pictures are sharp, it's relatively small and light.
  • It's small and lightweight.
  • Perfect carry lens with lightweight and nice picture quality.
  • It is easy to use, lightweight and seems to produce good quality photos.
  • It was lightweight and takes decent pictures.
Sigma AF 17-70mm F2.8-4 DC Macro OS HSM Camera Lens
  • Has a good weight, doesn't feel cheap.
  • Image quality is good. It is lightweight and a good walk-around lens.
  • Nice photos and very lightweight.
  • The weight of the lens is not much and easy to carry.
  • Relatively compact, good build quality.
Imaging
Minimum Focus Distance
15.6 in.
8.7 in.
Field Of View
76° - 22°50'
79.7° - 22.9°
Zoom Type
Rotating
Rotating
Focus
Auto Focus, Manual Focus
Auto Focus, Manual Focus
Optical Stabilization
No
Yes
What customers say about "Imaging"
Nikon AF-S DX Zoom-NIKKOR 18-70mm f/3.5-4.5G IF-ED Camera Lens
  • Focus is fast and auto focus and zoom rings are well placed and very usable.
  • The autofocus is fast and accurate, especially for a lens in this price range.
  • It's very contrasty and color retention is great.
  • The AF is quick and silent. Great lens.
  • Autofocus function doesn't work for my D3200.
Sigma AF 17-70mm F2.8-4 DC Macro OS HSM Camera Lens
  • Smooth zoom/focus rings, well damped.
  • OS works as it should and is near silent.
  • The lens focus is extremely sharp.
  • The zoom and focus rings are both very smooth.
  • The autofocus works really well and very quiet.
Features
Brand Compatibility
Nikon
Nikon
Sensor Type Compatibility
DX-format
DX-format
Lens Groups and Elements
15 Elements in 13 Groups
16 Elements in 14 Groups
Number of Aperture Blades
7
7
Filter Diameter
67 millimeters
72 millimeters
Extras
Internal Focusing, AF-S (Silent Wave Motor), Super Integrated Coating, Aspherical Lens, ED (Extra-Low Dispersion) Glass
Hyper Sonic Motor, Exclusive low-dispersion glass, Aspherical Lens
What customers say about "Features"
Nikon AF-S DX Zoom-NIKKOR 18-70mm f/3.5-4.5G IF-ED Camera Lens
  • The lens arrived in good condition and worked perfectly with my D300.
  • The construction quality is decent.
  • Construction is good and it feels good when in use.
  • The zoom ring is rather sticky. The focus ring is amazing.
  • The zoom range and the silent wave focus are the best features.
Sigma AF 17-70mm F2.8-4 DC Macro OS HSM Camera Lens
  • This lens is very nicely built.
  • The zoom is well-controlled.
  • The colors are excellent and the soft bokeh is great.
  • Focus is quick and noiseless.
  • It looks stunning and performs stunning. Great quality build.
Warranty / Certifications
Manufacturer Warranty
1 year(s)
1 year(s)
Certifications
CE
CE
Other Information
Manufacturer


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