Sigma 16mm f/1.4 DC DN C

Summary

The Sigma 16mm f/1.4 DC DN C is a solid optical performer — a ultra-wide prime (24mm equivalent) with f/1.4 maximum aperture. The lens is priced at approximately ~$500 USD. Please check the official product page for sample images, manuals, and firmware updates.

Genre Suitability

  • Excellent for: Street
  • Adequate for: Landscape, Travel, Portrait, Sport, Wildlife
  • Avoid for: Nightscape, Architecture, Macro

Strengths

  • Smooth, pleasant bokeh
  • Weather-sealed construction
  • Fast linear motor autofocus

Weaknesses

  • Noticeably soft corners wide open
  • Noticeable coma in the corners wide open
  • Noticeable longitudinal CA on high-contrast edges
  • Noticeable distortion visible in architectural subjects
  • Noticeable vignetting wide open
  • Low macro capability (0.1x magnification)

Specifications 19/20

Optical construction 16 elements in 13 groups (2 aspherical, 3 FLD, 2 SLD)
Coating Super Multi-Layer Coating
Focal length16mm
Max aperturef/1.4
Sweet spot f/2.8
Aperture blades 9 (circular)
Sunstar points 18 (soft — circular blades)
Max magnification 0.1x
Min focus distance250mm
AF motorLM
OISNo
Weather sealedYes
Aperture ringNo
Clickless aperture
Focus ringYes
Focus by wireYes
Distance scaleNo
Rotating frontNo
Tripod mountNo
Weight415g
Diameter72.2mm
Length90.3mm
Filter thread67mm
Year2017

MTF Charts

f/1.4 0.0 0.2 0.4 0.6 0.8 1.0 C 2.5 5 7.5 10 12.5 14 Image height (mm)
10 lp/mm S 10 lp/mm M 30 lp/mm S 30 lp/mm M
Position 10S 10M 30S 30M
Center 0.96 0.96 0.81 0.79
2.5mm 0.96 0.96 0.82 0.79
5mm 0.96 0.96 0.82 0.77
7.5mm 0.96 0.96 0.78 0.74
10mm 0.93 0.95 0.68 0.72
12.5mm 0.83 0.93 0.59 0.64
14mm 0.71 0.89 0.50 0.56

Source: Official manufacturer specifications

Optical Quality 13/14

Center (wide open)
1.0
Corner (wide open)
0.5
Center (stopped)
2.0
Corner (stopped)
1.0
Coma
0.5
Astigmatism
1.0
Spherical aberration
1.0
Longitudinal CA
0.5
Lateral CA
1.5
Distortion
0.5
Vignetting (wide open)
0.5
Vignetting (stopped)
2.0
Bokeh
1.5

Sharpness

  • Acceptable center sharpness wide open
  • Noticeably soft corners wide open
  • Outstanding center resolution stopped down
  • Acceptable corner sharpness stopped down

Aberrations

  • Noticeable longitudinal CA on high-contrast edges
  • Well-controlled lateral CA
  • Noticeable coma in the corners wide open
  • Moderate astigmatism
  • Moderate spherical aberration

Rendering

  • Smooth, pleasant bokeh
  • Noticeable vignetting wide open
  • Vignetting essentially gone by f/5.6

Distortion

  • Noticeable distortion visible in architectural subjects

All optical scores are based on lab measurements and field tests from trusted review sources. For details on how we score lenses, see our scoring methodology.

Genre Fit

Nightscape Photography 2/5

Nightscape Photography prioritizes coma control, astigmatism correction, and a fast aperture for short star exposures.

Primary
  • Noticeable coma in the corners wide open
  • Moderate astigmatism
  • Fast f/1.4 aperture
Secondary
  • Well-controlled lateral CA
  • Acceptable center sharpness wide open
  • Noticeably soft corners wide open
  • Noticeable longitudinal CA on high-contrast edges
  • Noticeable vignetting wide open
  • Moderate spherical aberration

~ Landscape Photography 3/5

Landscape Photography prioritizes corner-to-corner sharpness at stopped-down apertures and good flare resistance.

Primary
  • Acceptable corner sharpness stopped down
  • Outstanding center resolution stopped down
Secondary
  • Noticeable distortion visible in architectural subjects
  • Well-controlled lateral CA
  • Noticeable longitudinal CA on high-contrast edges
  • Vignetting essentially gone by f/5.6
  • Moderate astigmatism
  • Noticeable coma in the corners wide open

Architecture Photography 2/5

Architecture Photography prioritizes geometric precision with minimal distortion and even corner sharpness.

Primary
  • Acceptable corner sharpness stopped down
  • Outstanding center resolution stopped down
  • Noticeable distortion visible in architectural subjects
Secondary
  • Well-controlled lateral CA
  • Vignetting essentially gone by f/5.6

Street Photography 4/5

Street Photography prioritizes sharp stopped-down performance and a fast enough aperture for low light.

Primary
  • Outstanding center resolution stopped down
  • Fast f/1.4 aperture
Secondary
  • Acceptable center sharpness wide open
  • Noticeable longitudinal CA on high-contrast edges
  • Noticeable coma in the corners wide open

~ Travel Photography 3/5

Travel Photography prioritizes balanced image quality in a lightweight package.

Primary
  • Outstanding center resolution stopped down
  • Heavy at 415g
Secondary
  • Fast f/1.4 aperture
  • Noticeable longitudinal CA on high-contrast edges

~ Portrait Photography 3/5

Portrait Photography prioritizes smooth bokeh and critical center sharpness wide open for subject isolation.

Primary
  • Smooth, pleasant bokeh
  • Acceptable center sharpness wide open
Secondary
  • Noticeable longitudinal CA on high-contrast edges
  • Moderate spherical aberration
  • Noticeable vignetting wide open

~ Sport Photography 3/5

Sport Photography prioritizes sharp wide-open center performance to freeze action at fast shutter speeds.

Primary
  • Acceptable center sharpness wide open
Secondary
  • Fast f/1.4 aperture
  • Noticeable longitudinal CA on high-contrast edges
  • Well-controlled lateral CA

~ Wildlife Photography 3/5

Wildlife Photography prioritizes center sharpness across apertures for distant subjects.

Primary
  • Acceptable center sharpness wide open
  • Outstanding center resolution stopped down
Secondary
  • Fast f/1.4 aperture
  • Noticeable longitudinal CA on high-contrast edges
  • Well-controlled lateral CA

Macro Photography 1/5

Macro Photography prioritizes stopped-down center sharpness and high magnification for close-up detail.

Primary
  • Outstanding center resolution stopped down
  • Low magnification (0.1x)
Secondary
  • Noticeable distortion visible in architectural subjects
  • Well-controlled lateral CA
  • Noticeable longitudinal CA on high-contrast edges
  • Moderate spherical aberration
  • Smooth, pleasant bokeh

Reviews

Alternatives

Back to Lens Explorer