Canon
RF 14-35mm F4L IS USM
Canon RF Mount
A compact, lightweight ultra-wide zoom with 5.5-stop IS — ideal for vloggers, travelers, and landscape photographers.
$1,699
Launch priceReleased Aug 2022
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 priceReleased Aug 2019
RF 14-35mm F4L IS USM is 3 years newer.
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Wins
RF 14-35mm F4L IS USM
Wins
RF 24-70mm F2.8L IS USM
TL;DR — Key differences
- ARF 14-35mm F4L IS USM has lower Weight (540 g vs 900 g)
- BRF 24-70mm F2.8L IS USM has lower Max aperture (Wide) (f/2.8 vs f/4)
- BRF 24-70mm F2.8L IS USM has lower Max aperture (Tele) (f/2.8 vs f/4)
- ARF 14-35mm F4L IS USM has higher Max magnification (0.38 × vs 0.3 ×)
- ARF 14-35mm F4L IS USM has lower Length (112 mm vs 125 mm)
Key specs at a glance
Use-case scoring
Which one for what?
Algorithmic scores from verified specs · 10 = best in class
Why pick one over the other
Reasons to choose the RF 14-35mm F4L IS USM
- ✓
Special elements
Adds 4 Aspherical, 2 UD
- ✓
Weight
540 g vs 900 g — lower is better
- ✓
Length
112 mm vs 125 mm — lower is better
- ✓
OIS effectiveness
5.5 stops vs 5 stops — higher is better
- ✓
Max magnification
0.38 × vs 0.3 × — higher is better
- ✓
Min focus distance
20 cm vs 21 cm — lower is better
- ✓
Diameter
84 mm vs 88 mm — lower is better
Reasons to choose the RF 24-70mm F2.8L IS USM
- ✓
Special elements
Adds 3 Aspherical, 3 UD
- ✓
Max aperture (Wide)
f/2.8 vs f/4 — lower is better
- ✓
Max aperture (Tele)
f/2.8 vs f/4 — lower is better
Shared specifications
Internal focus
Both support internal focus
Optical stabilization
Both support optical stabilization
Weather sealing
Both support weather sealing
Control ring
Both support control ring
Pros & cons at a glance
Editorially curated highlights and trade-offs.
RF 14-35mm F4L IS USM
Pros
- ✓Extremely compact for an ultra-wide zoom (540g)
- ✓14mm ultra-wide perspective for dramatic scenes
- ✓5.5-stop optical image stabilization
- ✓Center sharpness excellent across range
Cons
- –f/4 maximum aperture limits low-light use
- –More expensive than EF 16-35mm f/4 IS
- –Corner sharpness falls off at 14mm
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 14-35mm F4L IS USM and RF 24-70mm F2.8L IS USM at major authorized retailers.
Canon RF 14-35mm F4L IS USM
Canon RF 24-70mm F2.8L IS USM
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Full specifications
✓ = category winner
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.