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
Canon
RF 85mm F1.4 L VCM
Canon RF Mount
Hybrid L-series 85mm with VCM autofocus, manual iris ring, and weather sealing.
$1,649
Launch priceReleased Feb 2025
RF 85mm F1.4 L VCM is 6.3 years newer.
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Wins
RF 24-105mm F4L IS USM
Wins
RF 85mm F1.4 L VCM
TL;DR — Key differences
- ARF 24-105mm F4L IS USM has higher OIS effectiveness (5 stops vs 0 stops)
- BRF 85mm F1.4 L VCM has lower Max aperture (Wide) (f/1.4 vs f/4)
- BRF 85mm F1.4 L VCM has lower Max aperture (Tele) (f/1.4 vs f/4)
- ARF 24-105mm F4L IS USM has higher Max magnification (0.24 × vs 0.12 ×)
- ARF 24-105mm F4L IS USM has lower Min focus distance (45 cm vs 75 cm)
Key specs at a glance
Size and weight, to scale
RF 24-105mm F4L IS USM
⌀84 × 107 mm
700 g (1.54 lb / 24.69 oz)
Credit card
85.6 × 54 mm
for scale
RF 85mm F1.4 L VCM
⌀77 × 99 mm
636 g (1.40 lb / 22.43 oz)
RF 24-105mm F4L IS USM is 8mm longer and 8mm wider than RF 85mm F1.4 L VCM.
RF 24-105mm F4L IS USM is 64 g heavier than RF 85mm F1.4 L VCM.
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
Why pick one over the other
Reasons to choose the RF 24-105mm F4L IS USM
- ✓
OIS effectiveness
5 stops vs 0 stops — higher is better
- ✓
Optical stabilization
Only RF 24-105mm F4L IS USM supports it
- ✓
Min focus distance
45 cm vs 75 cm — lower is better
- ✓
Max magnification
0.24 × vs 0.12 × — higher is better
Reasons to choose the RF 85mm F1.4 L VCM
- ✓
Max aperture (Wide)
f/1.4 vs f/4 — lower is better
- ✓
Max aperture (Tele)
f/1.4 vs f/4 — lower is better
- ✓
Custom function button
Only RF 85mm F1.4 L VCM supports it
- ✓
Weight
636 g vs 700 g — lower is better
- ✓
Diameter
76.5 mm vs 84 mm — lower is better
- ✓
Length
99.3 mm vs 107 mm — lower is better
Shared specifications
Internal focus
Both support internal focus
Weather sealing
Both support weather sealing
Control ring
Both support control ring
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
RF 85mm F1.4 L VCM
Pros
- ✓Bright f/1.4 aperture for low light and subject separation
- ✓Prime design typically delivers strong sharpness and lighter weight
- ✓Weather-sealed construction for outdoor shooting
Cons
- –Third-party or older alternatives may offer better value
Decided which one is right for you?
Compare live prices for the RF 24-105mm F4L IS USM and RF 85mm F1.4 L VCM at major authorized retailers.
Canon RF 24-105mm F4L IS USM
Canon RF 85mm F1.4 L VCM
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Full specifications
✓ = category winner
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed June 2026.