Canon RF-S 10-18mm f/4.5-6.3 IS STM vs Canon RF-S 14-30mm f/4-6.3 IS STM PZ

Both are Canon RF mount zooms for wide-angle and travel — 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-S 10-18mm f/4.5-6.3 IS STM	Canon RF-S 14-30mm f/4-6.3 IS STM PZ
Focal length	10-18mm	14-30mm
Max aperture	f/4.5-6.3	f/4-6.3
Type	zoom	zoom
Coverage	APS-C	APS-C
Mount	Canon RF	Canon RF

Which should you buy?

the Canon RF-S 14-30mm f/4-6.3 IS STM PZ opens wider (f/4-6.3) — brighter in low light and more background blur
the Canon RF-S 10-18mm f/4.5-6.3 IS STM covers 10-18mm and the Canon RF-S 14-30mm f/4-6.3 IS STM PZ covers 14-30mm — pick the range that matches what you shoot

Where to buy

CANON Objectif RF-S 10-18mm f/4.5-6.3 is STM Warranty 2 ans

Check the Canon RF-S 10-18mm f/4.5-6.3 IS STM price on Amazon → Amazon has no new-stock listing for this one right now — this button runs an Amazon search for it rather than opening a product page.

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Canon RF-S14-30mm F4-6.3 is STM PZ, Mirrorless Lens, Ultra-Wide Angle Zoom,

Check the Canon RF-S 14-30mm f/4-6.3 IS STM PZ price on Amazon →

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FAQ

What's the difference between the Canon RF-S 10-18mm f/4.5-6.3 IS STM and the Canon RF-S 14-30mm f/4-6.3 IS STM PZ?
The Canon RF-S 10-18mm f/4.5-6.3 IS STM is 10-18mm f/4.5-6.3 zoom, APS-C; the Canon RF-S 14-30mm f/4-6.3 IS STM PZ is 14-30mm f/4-6.3 zoom, APS-C. Both fit the Canon RF mount.

Which is better in low light, the Canon RF-S 10-18mm f/4.5-6.3 IS STM or the Canon RF-S 14-30mm f/4-6.3 IS STM PZ?
The Canon RF-S 14-30mm f/4-6.3 IS STM PZ — its f/4-6.3 maximum aperture lets in more light and gives more background blur than the f/4.5-6.3 of the other.

Do the Canon RF-S 10-18mm f/4.5-6.3 IS STM and Canon RF-S 14-30mm f/4-6.3 IS STM PZ 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).

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

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Canon RF-S 14-30mm f/4-6.3 IS STM PZAffiliate linkAmazon →