Canon RF-S 18-45mm f/4.5-6.3 IS STM

FOCAL 18-45mmAPERTURE f/4.5-6.3WEIGHT 130gFILTER 49mm

Everyday & travelStabilised

New ≈£299

Used at MPB*£62–73

Overview

The Canon RF-S 18-45mm f/4.5-6.3 IS STM is a aps-c 18-45mm f/4.5-6.3 zoom lens for the Canon RF / RF-S mount. It weighs about 130g and takes 49mm filters, with built-in stabilisation.

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

In our database it fits 5 camera bodies natively, 11 more in crop mode. Approximate new price is £299; used at MPB it sells for £62–73 depending on condition and mount (checked 5 November 2026).

Specifications

Brand	Canon
Mounts	Canon RF / RF-S (First-party)
Coverage	APS-C
Focal length	18-45mm
Equivalent on APS-C (×1.5)	27-68mm
Maximum aperture	f/4.5-6.3
Focus	Autofocus
Stabilisation	Optical
Weather sealing	No
Weight	≈130 g
Filter thread	49 mm
Approx. new price	£299
Used at MPB (Canon RF / RF-S)	£62–73

Compatible camera bodies

5 native · 11 crop mode

Alternatives to compare

Sigma 30mm f/1.4 DC DN Contemporary30mm · f/1.4 · 265g · E, X, RF, Z, L, MFT, EFM≈£339 new · used from £154

Fujifilm XC 15-45mm f/3.5-5.6 OIS PZ15-45mm · f/3.5-5.6 · 135g · X≈£249 new · used from £110

Nikon Z DX 16-50mm f/3.5-6.3 VR16-50mm · f/3.5-6.3 · 135g · Z≈£249 new · used from £86

Viltrox AF 33mm f/1.433mm · f/1.4 · 270g · E, X, Z≈£249 new · used from £132

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 Canon RF-S 18-45mm f/4.5-6.3 IS STM 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 Canon RF-S 18-45mm f/4.5-6.3 IS STM lens. Results are searches on each site, so check the camera or lens listed in each photo's details.

Flickr: most interesting Flickr groups Wikimedia Commons “Taken with” category 500px

Frequently asked questions

Which cameras is the Canon RF-S 18-45mm f/4.5-6.3 IS STM compatible with?

It's available for Canon RF / RF-S. Native bodies here include Canon EOS R10, Canon EOS R7, Canon EOS R50, Canon EOS R100, Canon EOS R50 V.

Is the Canon RF-S 18-45mm f/4.5-6.3 IS STM weather sealed?

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

Does the Canon RF-S 18-45mm f/4.5-6.3 IS STM have image stabilisation?

Yes, it has optical stabilisation, which helps on bodies without IBIS.

What is the Canon RF-S 18-45mm f/4.5-6.3 IS STM best for?

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

Compare with similar lenses

RF-S 18-45mm f/4.5-6.3 IS STM vs 18-50mm f/2.8 DC DN Contemporary