Canon

Canon RF-S 10-18mm f/4.5-6.3 IS STM Review

Reviews
2
Score
84/100
From
$274
Released
January 2023

We've aggregated 2 high-signal reviews and 1 live retailer price below.

Canon RF-S 10-18mm f/4.5-6.3 IS STM
Available
Our take
Worth buyingPreliminary

Our editorial take on the Canon RF-S 10-18mm f/4.5-6.3 IS STM

The Canon RF-S 10-18mm f/4.5-6.3 IS STM is a compact ultra-wide zoom designed specifically for Canon's APS-C RF-mount bodies, delivering a full-frame equivalent range of 16-29mm. At just 150 grams and priced at $279, it undercuts the original $370 launch price and offers a genuinely portable solution for landscape, architecture, and vlog shooters working with cameras like the R7 or R10. The lens includes 4 stops of optical stabilization that can reach 6 stops when paired with in-body systems, and its leadscrew STM motor provides quiet, smooth focus for video work.

Early reception has been positive. Reviewers highlight the lens as an excellent and appealing choice for its price bracket, calling it fantastic for a wide range of users. The 0.14m minimum focus distance and 0.5x magnification in manual mode at the wide end add versatility for close-up detail shots. Build quality is basic with no weather sealing and a variable f/4.5-6.3 aperture, but those compromises are expected at this price point. Optical performance appears solid, aided by two UD elements and an aspherical lens to control distortion and chromatic aberration. For Canon APS-C shooters needing an affordable ultra-wide, this lens delivers where it counts.

Best for: Canon APS-C RF-mount shooters looking for an affordable, lightweight ultra-wide zoom for landscapes, architecture, or vlogging.
What's great
  • Very affordable at $279, significantly below launch price
  • Extremely light and compact at 150g, ideal for travel and handheld work
  • Effective stabilization reaching 6 stops with coordinated IS on compatible bodies
  • Close focusing to 0.14m with up to 0.5x magnification in manual mode
  • Quiet STM autofocus suitable for video recording
Watch outs
  • Variable f/4.5-6.3 aperture limits low-light performance
  • No weather sealing for outdoor or rugged use
  • Lens hood sold separately rather than bundled

Synthesized by Geared editors from early expert reviews.

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Specs

Body
Mount
Canon RF
Weight Grams
150 g
Dimensions Mm
69 mm x 44.9 mm (diameter x length, retracted)
Filter Thread
49 mm
Stabilization
4.0 stops (in-lens Optical IS), 6.0 stops (with Coordinated IS on compatible cameras with IBIS)
Weather Sealing
None
Focus
Af Motor
STM (Leadscrew type STM)
Focus Breathing
Correction supported with compatible cameras
Max Magnification
0.23x (in AF mode at 18 mm), 0.5x (in MF mode at 10 mm)
Min Focus Distance
0.14 m / 5.5 in.
Extras
Dust Cap
Lens Dust Cap RF (bundled)
Lens Cap
E-49 (bundled)
Lens Case
LP814 (sold separately)
Lens Hood
EW-53B (sold separately)
Control Ring
Yes (focusing/control ring switchable via camera menu)
Lens Coating
Canon SSC (Super Spectra Coating)
Compatible Cameras
Canon EOS R-series, full-frame and APS-C
Full Frame Equivalent
16-29 mm
Angle Of View Diagonal
107° 30' to 74° 20'
Full Time Manual Focus
Yes (supports ONE SHOT AF and SERVO AF with compatible cameras)
Lens Retraction Mechanism
Yes
Optical
Focal Length
10-18 mm
Max Aperture
f/4.5-6.3
Min Aperture
f/32
Aperture Blades
7
Special Elements
2 UD lenses, 1 aspherical lens
Lens Construction
12 elements in 10 groups
Release
Release Date
2026-05-14
Launch Price Usd
$369.99
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  • KEH
    used● In stockBest price
    $274
    Buy