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Canon

RF-S 10-18mm F4.5-6.3 IS STM

Canon RF Mount

RF-S 10-18mm F4.5-6.3 IS STM — 10–18mm f/4.5-6.3 for Canon RF, a popular choice in the canon lineup.

$329

Launch price

Released Apr 2024

vs

Canon

RF-S 18-150mm F3.5-6.3 IS STM

Canon RF Mount

RF-S 18-150mm F3.5-6.3 IS STM — 18–150mm f/3.5-6.3 for Canon RF, a popular choice in the canon lineup.

$329

Launch price

Released May 2022

RF-S 10-18mm F4.5-6.3 IS STM is 1.8 years newer.

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Wins

3categories

RF-S 10-18mm F4.5-6.3 IS STM

Landscape

Wins

4categories

RF-S 18-150mm F3.5-6.3 IS STM

TravelMacro & Close-up

1 categories tied

TL;DR — Key differences

RF-S 10-18mm F4.5-6.3 IS STM wins 3 categories·RF-S 18-150mm F3.5-6.3 IS STM wins 2 categories
  • BRF-S 18-150mm F3.5-6.3 IS STM has higher Max magnification (0.44 × vs 0.17 ×)
  • ARF-S 10-18mm F4.5-6.3 IS STM has lower Length (44.6 mm vs 84.5 mm)
  • ARF-S 10-18mm F4.5-6.3 IS STM has lower Weight (165 g vs 310 g)
  • BRF-S 18-150mm F3.5-6.3 IS STM has lower Max aperture (Wide) (f/3.5 vs f/4.5)
  • ARF-S 10-18mm F4.5-6.3 IS STM has lower Min focus distance (15 cm vs 17 cm)

Key specs at a glance

RF-S 10-18mm F4.5-6.3 IS STMRF-S 18-150mm F3.5-6.3 IS STM
Focal Length10-18 mm18-150 mm
Max Aperturef/4.5-6.3f/3.5-6.3
MountCanon RFCanon RF
CoverageAPS-CAPS-C
Stabilization4 stops4.5 stops
Weight165 g310 g
Min Focus15 cm17 cm
Filter Size58 mm55 mm

Size and weight, to scale

RF-S 10-18mm F4.5-6.3 IS STM

69 × 45 mm

165 g (0.36 lb / 5.82 oz)

Credit card shown to scale as a size reference (ISO 7810, 85.6 × 54 mm)

Credit card

85.6 × 54 mm

for scale

RF-S 18-150mm F3.5-6.3 IS STM

69 × 85 mm

310 g (0.68 lb / 10.93 oz)

RF-S 10-18mm F4.5-6.3 IS STM is 40mm shorter than RF-S 18-150mm F3.5-6.3 IS STM.

RF-S 10-18mm F4.5-6.3 IS STM is 145 g lighter than RF-S 18-150mm F3.5-6.3 IS STM.

Diameter (⌀) is the maximum barrel width; length is measured from the mount to the front of the lens.

Use-case scoring

Which one for what?

Algorithmic scores from verified specs · 10 = best in class

Use caseRF-S 10-18mm F4.5-6.3 IS STMRF-S 18-150mm F3.5-6.3 IS STM
Portrait
1.0Limited
4.0Fair
Sports & Action
4.0Fair
4.0Fair
Video & Hybrid
5.0Fair
5.0Fair
Landscape
6.0Good
5.0Fair
Travel
5.0Fair
7.0Good
Wildlife
2.5Limited
2.5Limited
Macro & Close-up
4.0Fair
6.0Good

Why pick one over the other

Reasons to choose the RF-S 10-18mm F4.5-6.3 IS STM

  • Special elements

    Adds 1 Aspherical

  • Length

    44.6 mm vs 84.5 mm — lower is better

  • Weight

    165 g vs 310 g — lower is better

  • Min focus distance

    15 cm vs 17 cm — lower is better

Reasons to choose the RF-S 18-150mm F3.5-6.3 IS STM

  • Special elements

    Adds 1 PMo

  • Max magnification

    0.44 × vs 0.17 × — higher is better

  • Max aperture (Wide)

    f/3.5 vs f/4.5 — lower is better

  • OIS effectiveness

    4.5 stops vs 4 stops — higher is better

  • Diameter

    69 mm vs 69.2 mm — lower is better

Shared specifications

Max aperture (Tele)

Both f/6.3

Internal focus

Both support internal focus

Optical stabilization

Both support optical stabilization

Pros & cons at a glance

Editorially curated highlights and trade-offs.

RF-S 10-18mm F4.5-6.3 IS STM

Pros

  • Versatile zoom range covers multiple focal lengths in one lens
  • Built-in optical image stabilization
  • Lightweight design easy to carry all day

Cons

  • Slower maximum aperture limits low-light performance
  • Third-party or older alternatives may offer better value

RF-S 18-150mm F3.5-6.3 IS STM

Pros

  • Versatile zoom range covers multiple focal lengths in one lens
  • Built-in optical image stabilization
  • Lightweight design easy to carry all day

Cons

  • Third-party or older alternatives may offer better value

Decided which one is right for you?

Compare live prices for the RF-S 10-18mm F4.5-6.3 IS STM and RF-S 18-150mm F3.5-6.3 IS STM at major authorized retailers.

Canon RF-S 10-18mm F4.5-6.3 IS STM

Canon RF-S 18-150mm F3.5-6.3 IS STM

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Full specifications

= category winner

RF-S 10-18mm F4.5-6.3 IS STM
RF-S 18-150mm F3.5-6.3 IS STM
Focal length (Min)
10 mm
18 mm
Focal length (Max)
18 mm
150 mm
Max aperture (Wide)
f/4.5
f/3.5+0.7 stops wider
Max aperture (Tele)
f/6.3
f/6.3
Elements
12
17
Groups
9
13
Special elements
1 Aspherical, 1 UD
1 UD, 1 PMo
RF-S 10-18mm F4.5-6.3 IS STM
RF-S 18-150mm F3.5-6.3 IS STM
Min focus distance
15 cm−2 cm less
17 cm
Max magnification
0.17 ×
0.44 ×2.6× more
Autofocus motor
STM
STM
Internal focus
Yes
Yes
RF-S 10-18mm F4.5-6.3 IS STM
RF-S 18-150mm F3.5-6.3 IS STM
Optical stabilization
Yes
Yes
OIS effectiveness
4 stops
4.5 stops+13%
RF-S 10-18mm F4.5-6.3 IS STM
RF-S 18-150mm F3.5-6.3 IS STM
Weight
165 g−145 g less
310 g
Length
44.6 mm−40 mm less
84.5 mm
Diameter
69.2 mm
69 mm
Filter thread size
58 mm
55 mm
Weather sealing
No
No
Diaphragm blades
7
7
RF-S 10-18mm F4.5-6.3 IS STM
RF-S 18-150mm F3.5-6.3 IS STM
Lens mount
Canon RF
Canon RF
Format coverage
APS-C
APS-C

Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed June 2026.