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Sigma Leica L mount Telephoto Zoom

Sigma 300-600mm f/4 DG OS Sports

Quick answer

The Sigma 300-600mm f/4 DG OS Sports is a telephoto to super telephoto telephoto zoom lens covering 300-600mm at f/4.0 for the Leica L mount. Its moderate maximum aperture works best in good light or with a higher ISO.

Focal
300–600mm
Aperture
f/4–22
Weight
3985g
AF motor
Linear motor

What 300-600mm sees

Full frame crop 1.0×
4.1–8.2° 3.4–6.9° horizontal
APS-C crop 1.5× → 450–900mm
2.8–5.5° 2.3–4.6° horizontal

Diagonal angle of view. Frames drawn to scale at 300mm (and 600mm). Calculated from the focal length and crop factor, not measured.

Open the field-of-view calculator

Sigma 300-600mm f/4 DG OS Sports specifications

Optics

Focal length
300-600mm
Maximum aperture
f/4.0
Minimum aperture
f/22
Format coverage
Full frame
Optical construction
28 elements in 21 groups
Aperture blades
13
Image stabilization
Yes

Focus

Autofocus motor
Linear motor
Maximum magnification
0.17×

Physical

Weather sealing
Yes
Weight
3985 g
Length
467.9 mm
Diameter
167 mm

General

Brand
Sigma
Mount
Leica L
Lens type
Telephoto Zoom
Released
2025

Specification source: sigma-global.com

What can you shoot with the Sigma 300-600mm f/4 DG OS Sports?

At 300-600mm this is a telephoto to super telephoto telephoto zoom, which typically suits:

  • Sports and action
  • Wildlife and birds at moderate distance
  • Compressing distant landscapes
  • Wildlife and birds
  • Motorsport and field sports

Its moderate maximum aperture works best in good light or with a higher ISO.

Frequently asked questions

What mount does the Sigma 300-600mm f/4 DG OS Sports use?

It uses the Leica L mount, so it fits Leica L cameras directly.

What is the focal length of the Sigma 300-600mm f/4 DG OS Sports?

It zooms across 300-600mm with a maximum aperture of f/4.0. That makes it a telephoto to super telephoto lens.

Is the Sigma 300-600mm f/4 DG OS Sports a prime or a zoom lens?

It is a zoom lens covering 300-600mm, so you can reframe without moving. Its maximum aperture is f/4.0.

What is the Sigma 300-600mm f/4 DG OS Sports equivalent on a crop sensor?

On APS-C (1.5x crop) it frames like 450–900mm on full frame, with a 2.3–4.6° horizontal and 2.8–5.5° diagonal field of view. These figures are calculated from the focal length and crop factor.

Which cameras does the Sigma 300-600mm f/4 DG OS Sports fit?

Any Leica L-mount camera, including Leica SL (Typ 601), Leica SL2, Leica SL2-S, Leica SL3, and Panasonic Lumix DC-S1 and 17 more.