Illustration, not a product photo.

Sigma · Full frame · Prime · Third-party

Sigma 45mm f/2.8 DG DN Contemporary

FOCAL 45mmAPERTURE f/2.8WEIGHT 215gFILTER 55mm
Everyday & travelVintage / film look
New ≈£499
Used at MPB*£309–324
Find it used at MPB ↗All lenses

Overview

The Sigma 45mm f/2.8 DG DN Contemporary is a full frame 45mm f/2.8 prime lens made in 2 mounts. It weighs about 215g and takes 55mm filters.

It's a strong choice for everyday & travel, vintage / film look. A standard zoom covering wide to short telephoto (about 24–105mm equivalent).

In our database it fits 41 camera bodies natively. Approximate new price is £499; used at MPB it sells for £309–324 depending on condition and mount (checked 5 November 2026).

Specifications

BrandSigma
MountsSony E / FE (Third-party), L-Mount (L-Mount Alliance)
CoverageFull frame
Focal length45mm
Equivalent on Full frame45mm
Equivalent on APS-C (×1.5)68mm
Maximum aperturef/2.8
FocusAutofocus
StabilisationNo
Weather sealingNo
Weight≈215 g
Filter thread55 mm
Approx. new price£499
Used at MPB (Sony E / FE)None listed
Used at MPB (L-Mount)£309–324

Compatible camera bodies

41 native

Sony Alpha A1 II2024 · Full frameNativeThird-party · used from £4,519 Sony Alpha A9 III2023 · Full frameNativeThird-party · used from £2,999 Sony Alpha A7R V2022 · Full frameNativeThird-party · used from £1,859 Sony Alpha A7S III2020 · Full frameNativeThird-party · used from £1,789 Panasonic Lumix S1R II2025 · Full frameNativeL-Mount Alliance · used from £2,119 Leica SL32024 · Full frameNativeL-Mount Alliance · used from £3,269 Sony Alpha A67002023 · APS-CNativeThird-party · used from £1,089 Sony Alpha A7 IV2021 · Full frameNativeThird-party · used from £1,059 Sony Alpha A7C II2023 · Full frameNativeThird-party · used from £1,409 Sony Alpha A7 V2025 · Full frameNativeThird-party · used from £2,039 Sony Alpha A7 III2018 · Full frameNativeThird-party · used from £339 Sony Alpha A7R III2017 · Full frameNativeThird-party · used from £674 Sony Alpha A7R IV2019 · Full frameNativeThird-party · used from £999 Sony Alpha A7C2020 · Full frameNativeThird-party · used from £894 Sony Alpha A64002019 · APS-CNativeThird-party · used from £464 Panasonic Lumix S5 IIX2023 · Full frameNativeL-Mount Alliance · used from £1,219 Panasonic Lumix S92024 · Full frameNativeL-Mount Alliance · used from £529 Panasonic Lumix S52020 · Full frameNativeL-Mount Alliance · used from £479 Leica SL2-S2020 · Full frameNativeL-Mount Alliance · used from £1,649 Leica SL22019 · Full frameNativeL-Mount Alliance · used from £1,649 Leica CL2017 · APS-CNativeL-Mount Alliance · used from £1,259 Sony Alpha A12021 · Full frameNativeThird-party · used from £2,439 Sony Alpha A9 II2019 · Full frameNativeThird-party · used from £1,189 Sony Alpha A92017 · Full frameNativeThird-party · used from £654 Sony Alpha A7C R2023 · Full frameNativeThird-party · used from £1,559 Sony ZV-E12023 · Full frameNativeThird-party · used from £1,339 Sony ZV-E102021 · APS-CNativeThird-party · used from £444 Sony ZV-E10 II2024 · APS-CNativeThird-party · used from £734 Sony FX302022 · APS-CNativeThird-party · used from £1,269 Sony FX32021 · Full frameNativeThird-party · used from £2,479 Sony Alpha A66002019 · APS-CNativeThird-party · new ≈— Sony Alpha A61002019 · APS-CNativeThird-party · used from £439 Sony Alpha A65002016 · APS-CNativeThird-party · used from £369 Panasonic Lumix S5 II2023 · Full frameNativeL-Mount Alliance · used from £964 Panasonic Lumix S12019 · Full frameNativeL-Mount Alliance · used from £529 Panasonic Lumix S1R2019 · Full frameNativeL-Mount Alliance · used from £1,099 Panasonic Lumix S1H2019 · Full frameNativeL-Mount Alliance · new ≈— Panasonic Lumix S1 II2025 · Full frameNativeL-Mount Alliance · new ≈£2,599 Panasonic Lumix S1 IIE2025 · Full frameNativeL-Mount Alliance · used from £1,609 Leica SL3-S2025 · Full frameNativeL-Mount Alliance · used from £2,599 Leica TL22017 · APS-CNativeL-Mount Alliance · used from £734

Alternatives to compare

Canon RF 24-105mm f/4-7.1 IS STM24-105mm · f/4-7.1 · 395g · RF≈£499 new · used from £199
Nikon Z 24-70mm f/4 S24-70mm · f/4 · 500g · Z≈£499 new · used from £274
Nikon Z 50mm f/1.8 S50mm · f/1.8 · 415g · Z≈£499 new · used from £329
Panasonic Lumix S 20-60mm f/3.5-5.620-60mm · f/3.5-5.6 · 350g · L≈£499 new · used from £164

Where to buy

*Used prices on this site come from MPB on 5 November 2026. MPB only lists what it has bought in, so "None listed" means none in their stock that day, not that Sigma 45mm f/2.8 DG DN Contemporary is hard to find. Check these trusted UK dealers too.

MPB ↗UsedOnline used specialist with condition grading and a 12-month warranty. Prices on this site are MPB snapshots.Wex Photo Video ↗New & usedOne of the largest UK photo retailers: official UK stock, a big used department and trade-ins.Park Cameras ↗New & usedSpecialist with stores in West Sussex and London; official UK stock.London Camera Exchange ↗New & usedHigh-street chain across UK towns: inspect used gear in person.Clifton Cameras ↗NewAuthorised UK dealer for Canon, Sony, Nikon and more, with UK warranties.Cotswold Cameras ↗New · grey importCheaper parallel imports. No UK manufacturer warranty; store-backed guarantee instead.

See example photos

Real-world shots taken with the Sigma 45mm f/2.8 DG DN Contemporary lens. Results are searches on each site, so check the camera or lens listed in each photo's details.

Flickr: most interestingFlickr groupsWikimedia Commons “Taken with” category500px

Frequently asked questions

Which cameras is the Sigma 45mm f/2.8 DG DN Contemporary compatible with?

It's available for Sony E / FE, L-Mount. Native bodies here include Sony Alpha A1 II, Sony Alpha A9 III, Sony Alpha A7R V, Sony Alpha A7S III, Panasonic Lumix S1R II, Leica SL3.

Is the Sigma 45mm f/2.8 DG DN Contemporary weather sealed?

No, it has no weather sealing; protect it in rain.

Does the Sigma 45mm f/2.8 DG DN Contemporary have image stabilisation?

No. Use a camera with in-body stabilisation (IBIS) for steady hand-held shots.

What is the Sigma 45mm f/2.8 DG DN Contemporary best for?

Everyday & travel, Vintage / film look. A standard zoom covering wide to short telephoto (about 24–105mm equivalent).

Compare with similar lenses

Summilux-SL 50mm f/1.4 ASPH vs 45mm f/2.8 DG DN ContemporaryAPO-Summicron-SL 50mm f/2 ASPH vs 45mm f/2.8 DG DN Contemporary45mm f/2.8 DG DN Contemporary vs Summicron-SL 50mm f/2 ASPH