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Canon

RF 16-35mm F2.8L IS USM

Canon RF Mount

Canon's professional ultra-wide zoom with constant f/2.8 and 5-stop IS for landscapes, architecture, and events.

$2,299

Launch price

Released Nov 2019

vs

Canon

RF 24-70mm F2.8L IS USM

Canon RF Mount

The cornerstone zoom for Canon mirrorless, featuring 5 stops of optical image stabilization.

$2,399

Launch price

Released Aug 2019

RF 16-35mm F2.8L IS USM is 2 months newer.

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Wins

1categories

RF 16-35mm F2.8L IS USM

Video & HybridLandscape

Wins

4categories

RF 24-70mm F2.8L IS USM

Video & HybridSports & Action

3 categories tied

TL;DR — Key differences

RF 16-35mm F2.8L IS USM wins 1 categories·RF 24-70mm F2.8L IS USM wins 4 categories
  • BRF 24-70mm F2.8L IS USM has higher Max magnification (0.3 × vs 0.21 ×)
  • BRF 24-70mm F2.8L IS USM has lower Min focus distance (21 cm vs 28 cm)
  • ARF 16-35mm F2.8L IS USM has lower Weight (840 g vs 900 g)
  • BRF 24-70mm F2.8L IS USM has lower Length (125 mm vs 128 mm)
  • BRF 24-70mm F2.8L IS USM has lower Diameter (88 mm vs 89 mm)

Key specs at a glance

RF 16-35mm F2.8L IS USMRF 24-70mm F2.8L IS USM
Focal Length16-35 mm24-70 mm
Max Aperturef/2.8f/2.8
MountCanon RFCanon RF
CoverageFull FrameFull Frame
Stabilization5 stops5 stops
Weight840 g900 g
Min Focus28 cm21 cm
Filter Size82 mm82 mm

Use-case scoring

Which one for what?

Algorithmic scores from verified specs · 10 = best in class

Use caseRF 16-35mm F2.8L IS USMRF 24-70mm F2.8L IS USM
Portrait
4.5Fair
4.5Fair
Sports & Action
7.5Good
7.5Good
Video & Hybrid
9.0Excellent
9.0Excellent
Landscape
8.0Excellent
7.0Good
Travel
2.0Limited
4.0Fair
Wildlife
5.5Fair
5.5Fair
Macro & Close-up
3.0Limited
5.0Fair

Why pick one over the other

Reasons to choose the RF 16-35mm F2.8L IS USM

  • Special elements

    Adds 2 UD

  • Weight

    840 g vs 900 g — lower is better

Reasons to choose the RF 24-70mm F2.8L IS USM

  • Special elements

    Adds 3 UD

  • Min focus distance

    21 cm vs 28 cm — lower is better

  • Max magnification

    0.3 × vs 0.21 × — higher is better

  • Length

    125 mm vs 128 mm — lower is better

  • Diameter

    88 mm vs 89 mm — lower is better

Shared specifications

Max aperture (Wide)

Both f/2.8

Max aperture (Tele)

Both f/2.8

Internal focus

Both support internal focus

Optical stabilization

Both support optical stabilization

OIS effectiveness

Both 5 stops

Weather sealing

Both support weather sealing

Pros & cons at a glance

Editorially curated highlights and trade-offs.

RF 16-35mm F2.8L IS USM

Pros

  • Ultra-wide 16mm perspective for dramatic landscapes
  • Constant f/2.8 aperture across entire range
  • 5-stop optical image stabilization
  • Excellent weather sealing for outdoor work

Cons

  • Bulky and heavy (840g)
  • Some barrel distortion at 16mm
  • Premium L-series pricing

RF 24-70mm F2.8L IS USM

Pros

  • Built-in optical image stabilization (up to 5 stops)
  • Excellent L-series sharpness and build quality
  • Fast and silent Nano USM focus motor
  • Very low chromatic aberration

Cons

  • Heavier than competitive options (900g)
  • Pricey entry threshold
  • Minor barrel distortion at 24mm

Decided which one is right for you?

Compare live prices for the RF 16-35mm F2.8L IS USM and RF 24-70mm F2.8L IS USM at major authorized retailers.

Canon RF 16-35mm F2.8L IS USM

Canon RF 24-70mm F2.8L IS USM

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Full specifications

= category winner

RF 16-35mm F2.8L IS USM
RF 24-70mm F2.8L IS USM
Focal length (Min)
16 mm
24 mm
Focal length (Max)
35 mm
70 mm
Max aperture (Wide)
f/2.8
f/2.8
Max aperture (Tele)
f/2.8
f/2.8
Elements
16
21
Groups
13
15
Special elements
3 Aspherical, 2 UD
3 Aspherical, 3 UD
RF 16-35mm F2.8L IS USM
RF 24-70mm F2.8L IS USM
Min focus distance
28 cm
21 cm−7 cm less
Max magnification
0.21 ×
0.3 ×+43%
Autofocus motor
Nano USM
Nano USM
Internal focus
Yes
Yes
RF 16-35mm F2.8L IS USM
RF 24-70mm F2.8L IS USM
Optical stabilization
Yes
Yes
OIS effectiveness
5 stops
5 stops
RF 16-35mm F2.8L IS USM
RF 24-70mm F2.8L IS USM
Weight
840 g−60 g less
900 g
Length
128 mm
125 mm−3 mm less
Diameter
89 mm
88 mm−1 mm less
Filter thread size
82 mm
82 mm
Weather sealing
Yes
Yes
Diaphragm blades
9
9
RF 16-35mm F2.8L IS USM
RF 24-70mm F2.8L IS USM
Lens mount
Canon RF
Canon RF
Format coverage
Full Frame
Full Frame

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