Canon
RF 24-105mm F4L IS USM
Canon RF Mount
The ultimate walk-around RF zoom — covers wide to portrait with 5-stop IS in a single versatile package.
$1,099
Launch priceReleased Oct 2018
Sony
FE 70-200mm F2.8 GM OSS II
Sony E Mount
The standard telephoto zoom, completely redesigned to be 29% lighter and significantly sharper.
$2,799
Launch priceReleased Oct 2021
FE 70-200mm F2.8 GM OSS II is 3 years newer.
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Wins
RF 24-105mm F4L IS USM
Wins
FE 70-200mm F2.8 GM OSS II
TL;DR — Key differences
- ARF 24-105mm F4L IS USM has lower Length (107 mm vs 200 mm)
- ARF 24-105mm F4L IS USM has lower Weight (700 g vs 1045 g)
- BFE 70-200mm F2.8 GM OSS II has lower Max aperture (Wide) (f/2.8 vs f/4)
- BFE 70-200mm F2.8 GM OSS II has lower Max aperture (Tele) (f/2.8 vs f/4)
- BFE 70-200mm F2.8 GM OSS II has higher Max magnification (0.3 × vs 0.24 ×)
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 24-105mm F4L IS USM
- ✓
Special elements
Adds 1 UD
- ✓
Control ring
Only RF 24-105mm F4L IS USM supports it
- ✓
Length
107 mm vs 200 mm — lower is better
- ✓
Weight
700 g vs 1045 g — lower is better
- ✓
OIS effectiveness
5 stops vs 4.5 stops — higher is better
- ✓
Diameter
84 mm vs 88 mm — lower is better
Reasons to choose the FE 70-200mm F2.8 GM OSS II
- ✓
Special elements
Adds 1 XA, 1 Super ED, 2 ED
- ✓
Custom function button
Only FE 70-200mm F2.8 GM OSS II supports it
- ✓
Max aperture (Wide)
f/2.8 vs f/4 — lower is better
- ✓
Max aperture (Tele)
f/2.8 vs f/4 — lower is better
- ✓
Min focus distance
40 cm vs 45 cm — lower is better
- ✓
Max magnification
0.3 × vs 0.24 × — higher is better
Shared specifications
Internal focus
Both support internal focus
Optical stabilization
Both support optical stabilization
Weather sealing
Both support weather sealing
Pros & cons at a glance
Editorially curated highlights and trade-offs.
RF 24-105mm F4L IS USM
Pros
- ✓Extremely versatile 24-105mm range for travel and events
- ✓5-stop optical image stabilization
- ✓Constant f/4 aperture throughout zoom
- ✓Nano USM delivers fast, quiet autofocus
Cons
- –f/4 maximum aperture limits low-light capability
- –Heavier than f/2.8 alternatives (700g)
- –Corner sharpness softens at 105mm wide open
FE 70-200mm F2.8 GM OSS II
Pros
- ✓Extremely lightweight for an f/2.8 telephoto zoom (only 1045g)
- ✓Virtually instantaneous and silent autofocus with 4 XD Linear motors
- ✓Stunning optical performance and contrast across entire range
- ✓Outstanding built-in Optical SteadyShot stabilization
- ✓Dedicated physical aperture ring with click and lock switches
Cons
- –Very high price tag
- –Lens hood is bulky and can block storage space easily
Decided which one is right for you?
Compare live prices for the RF 24-105mm F4L IS USM and FE 70-200mm F2.8 GM OSS II at major authorized retailers.
Canon RF 24-105mm F4L IS USM
Sony FE 70-200mm F2.8 GM OSS II
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Full specifications
✓ = category winner
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.