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Sigma 18-125mm F3.8-5.6 DC OS HSM

Nikon F (DX/FX) Autofocus OIS

Sigma 18-125mm F3.8-5.6 DC OS HSM

Focal length
18–125 mm
Aperture
f/3.8–5.6
Weight
490 g
Filter diameter
67 mm
Min. focus distance
35 cm
Length
89 mm
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At a Glance

Covering 18-125 mm on Nikon F APS-C, equal to 27-188 mm on full frame, this superzoom has an aperture of f/3.8-5.6. An optical stabilizer helps with longer shutter times. It focuses down to 35 cm at 1:3.8. Travel and everyday photography are covered by a single lens.

Good for

  • Travel
  • Everyday

Worth knowing

  • APS-C image circle: on full-frame cameras only usable in crop mode, at reduced resolution.

Derived from the manufacturer data, not from our own tests. How we check

Technical Specifications

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Min. focal length
18 mm
Max. focal length
125 mm
Max. aperture (min. zoom)
f/3.8
Max. aperture (max. zoom)
f/5.6
Min. aperture
f/22
Elements
16
Groups
12
Weight
490 g (1.08 lb)
Filter diameter
67 mm
Min. focus distance
35 cm (13.78 in)
Max. magnification
1:3.8 (0.26×)
Length
89 mm (3.5 in)
Diameter
74 mm (2.91 in)

Manufacturer data: sigma-global.com

Last checked: October 13, 2026 (against the manufacturer data) · How we check

Simulate depth of field and angle of view

Compare with other lenses

Which cameras does the Sigma 18-125mm F3.8-5.6 DC OS HSM fit?

The Sigma 18-125mm F3.8-5.6 DC OS HSM is designed for APS-C sensors. On APS-C Nikon F-Mount cameras its field of view equals 27-188 mm in full-frame terms. Full-frame bodies use it in APS-C (crop) mode, recording only part of the sensor and fewer megapixels.

Nikon F-Mount cameras

Full frame (in APS-C mode):
Nikon D6,Nikon D780,Nikon D850,Nikon D5,Nikon D810A,Nikon D4S,Nikon D810,Nikon D750,Nikon Df,Nikon D610,Nikon D4,Nikon D800,Nikon D800E,Nikon D600,Nikon D3S,Nikon D3X,Nikon D700
APS-C:
Nikon D3500,Nikon D7500,Nikon D500,Nikon D3400,Nikon D5600,Nikon D5500,Nikon D7200,Nikon D3300,Nikon D7100,Nikon D5300,Nikon D3200,Nikon D5200,Nikon D5100,Nikon D7000,Nikon D3100,Nikon D300S,Nikon D5000,Nikon D3000,Nikon D90,Nikon D60

With the Nikon FTZ II / FTZ the lens can also be used on Nikon Z (DX/FX) cameras.

Sigma 18-125mm F3.8-5.6 DC OS HSM compared

Key specs side by side with the most similar Nikon F-Mount lenses.

LensSigma 18-125mm F3.8-5.6 DC OS HSMNikon AF-S DX Nikkor 18-135mm f/3.5-5.6G ED-IFNikon AF-S DX Nikkor 18-140mm F3.5-5.6G ED VRTokina AT-X 16.5-135mm f/3.5-5.6 DX
Focal length18-125 mm18-135 mm18-140 mm16.5-135 mm
Max. aperturef/3.8-5.6f/3.5-5.6f/3.5-5.6f/3.5-5.6
Weight490 g385 g490 g610 g
Filter diameter67 mm67 mm67 mm77 mm
Min. focus distance35 cm45 cm45 cm50 cm
Length89 mm86.5 mm97 mm78 mm
Autofocusyesyesyesyes
Image stabilizationyesnoyesno
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Sigma 18-125mm F3.8-5.6 DC OS HSM: FAQ

Does the Sigma 18-125mm F3.8-5.6 DC OS HSM have autofocus?

Yes, the Sigma 18-125mm F3.8-5.6 DC OS HSM has autofocus.

Does the Sigma 18-125mm F3.8-5.6 DC OS HSM have image stabilization?

Yes, the Sigma 18-125mm F3.8-5.6 DC OS HSM has optical image stabilization.

How much does the Sigma 18-125mm F3.8-5.6 DC OS HSM weigh?

The Sigma 18-125mm F3.8-5.6 DC OS HSM weighs 490 g. It is 89 mm long with a diameter of 74 mm.

What filter size does the Sigma 18-125mm F3.8-5.6 DC OS HSM use?

The Sigma 18-125mm F3.8-5.6 DC OS HSM takes 67 mm screw-in filters.

How close can the Sigma 18-125mm F3.8-5.6 DC OS HSM focus?

The minimum focus distance of the Sigma 18-125mm F3.8-5.6 DC OS HSM is 35 cm, measured from the sensor plane.

Is the Sigma 18-125mm F3.8-5.6 DC OS HSM a full-frame lens?

No, the Sigma 18-125mm F3.8-5.6 DC OS HSM is an APS-C lens. On APS-C cameras its field of view equals 27-188 mm in full-frame terms.

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