Canon RF 50mm f/1.4 L VCM vs Sigma 56mm f/1.4 DC DN Contemporary

Both are Canon RF mount primes for portrait and low-light — here's how the specs differ and which to pick. Every spec is from the manufacturer's own catalog.

Last verified 2026-09-01 · Canon RF mount · prices change — check the retailer

Spec	Canon RF 50mm f/1.4 L VCM	Sigma 56mm f/1.4 DC DN Contemporary
Focal length	50mm	56mm
Max aperture	f/1.4	f/1.4
Type	prime	prime
Coverage	full-frame	APS-C
Mount	Canon RF	Canon RF

Which should you buy?

the Canon RF 50mm f/1.4 L VCM (50mm) is wider — more in the frame for street and interiors; the Sigma 56mm f/1.4 DC DN Contemporary (56mm) is tighter — more reach and compression for portraits
the Canon RF 50mm f/1.4 L VCM covers full-frame (also works on APS-C bodies); the Sigma 56mm f/1.4 DC DN Contemporary is APS-C-only — it won't fill a full-frame sensor
the Canon RF 50mm f/1.4 L VCM is first-party (Canon) for guaranteed full autofocus and in-camera corrections; the Sigma 56mm f/1.4 DC DN Contemporary is third-party — usually the value pick

Where to buy

Canon RF 50mm f/1.4 L VCMSee price on Amazon

Amazon links are affiliate links — we may earn a commission at no extra cost to you.

Sigma 56mm f/1.4 DC DN ContemporarySee price on Amazon

As an Amazon Associate we earn from qualifying purchases, at no extra cost to you. Affiliate links never affect our specs or which lenses we compare.

FAQ

What's the difference between the Canon RF 50mm f/1.4 L VCM and the Sigma 56mm f/1.4 DC DN Contemporary?
The Canon RF 50mm f/1.4 L VCM is 50mm f/1.4 prime, full-frame; the Sigma 56mm f/1.4 DC DN Contemporary is 56mm f/1.4 prime, APS-C. Both fit the Canon RF mount.

Do the Canon RF 50mm f/1.4 L VCM and Sigma 56mm f/1.4 DC DN Contemporary fit the same camera?
Yes — both are Canon RF mount lenses, so they fit Canon EOS R series (full-frame R5/R6/R8) and APS-C (R7/R10/R50). Note the Sigma 56mm f/1.4 DC DN Contemporary is APS-C-only and won't fill a full-frame sensor.

Citing these specs? Go ahead — manufacturer data, last verified 2026-09-01. Copy a ready-made reference:

More Canon RF comparisons: Canon RF 24-70mm f/2.8 L IS USM vs Canon RF-S 18-150mm f/3.5-6.3 IS STM · Canon RF 24mm f/1.4 L VCM vs Canon RF 28mm f/2.8 STM · Canon RF 70-200mm f/2.8 L IS USM vs Canon RF 100-300mm f/2.8 L IS USM · Canon RF-S 10-18mm f/4.5-6.3 IS STM vs Canon RF 15-30mm f/4.5-6.3 IS STM · all Canon RF lenses · all comparisons

Canon RF 50mm f/1.4 L VCMAffiliate linkSee price on Amazon