Canon
RF 10-20mm F4 L IS USM
Canon RF Mount
RF 10-20mm F4 L IS USM — 10–20mm f/4 for Canon RF, a popular choice in the canon lineup.
$2,299
Launch priceReleased Oct 2023
Nikon
NIKKOR Z 24-70mm f/2.8 S
Nikon Z Mount
Nikon's flagship S-Line standard zoom offering incredible resolution and custom OLED info panel.
$2,299
Launch priceReleased Feb 2019
RF 10-20mm F4 L IS USM is 4.7 years newer.
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Wins
RF 10-20mm F4 L IS USM
Wins
NIKKOR Z 24-70mm f/2.8 S
Which would you choose?
TL;DR — Key differences
- ARF 10-20mm F4 L IS USM has higher OIS effectiveness (5.5 stops vs 0 stops)
- ARF 10-20mm F4 L IS USM has lower Min focus distance (24 cm vs 38 cm)
- BNIKKOR Z 24-70mm f/2.8 S has lower Max aperture (Wide) (f/2.8 vs f/4)
- BNIKKOR Z 24-70mm f/2.8 S has lower Max aperture (Tele) (f/2.8 vs f/4)
- ARF 10-20mm F4 L IS USM has lower Weight (620 g vs 805 g)
Key specs at a glance
Size and weight, to scale
📸 Snap this lens size diff to share
RF 10-20mm F4 L IS USM
⌀84 × 113 mm
620 g (1.37 lb / 21.87 oz)
Credit card
85.6 × 54 mm
for scale
NIKKOR Z 24-70mm f/2.8 S
⌀89 × 126 mm
805 g (1.77 lb / 28.40 oz)
RF 10-20mm F4 L IS USM is 13mm shorter and 5mm narrower than NIKKOR Z 24-70mm f/2.8 S.
RF 10-20mm F4 L IS USM is 185 g lighter than NIKKOR Z 24-70mm f/2.8 S.
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 10-20mm F4 L IS USM
- ✓
Special elements
Adds 2 UD, 1 Aspherical, 1 Super UD
- ✓
OIS effectiveness
5.5 stops vs 0 stops — higher is better
- ✓
Optical stabilization
Only RF 10-20mm F4 L IS USM supports it
- ✓
Min focus distance
24 cm vs 38 cm — lower is better
- ✓
Weight
620 g vs 805 g — lower is better
- ✓
Length
112.8 mm vs 126 mm — lower is better
- ✓
Diameter
83.6 mm vs 89 mm — lower is better
Reasons to choose the NIKKOR Z 24-70mm f/2.8 S
- ✓
Special elements
Adds 2 ED, 4 Aspherical
- ✓
Max aperture (Wide)
f/2.8 vs f/4 — lower is better
- ✓
Max aperture (Tele)
f/2.8 vs f/4 — lower is better
- ✓
Max magnification
0.22 × vs 0.17 × — higher is better
Shared specifications
Internal focus
Both support internal focus
Weather sealing
Both support weather sealing
Control ring
Both support control ring
Custom function button
Both support custom function button
Pros & cons at a glance
Editorially curated highlights and trade-offs.
RF 10-20mm F4 L IS USM
Pros
- ✓Versatile zoom range covers multiple focal lengths in one lens
- ✓Built-in optical image stabilization
- ✓Weather-sealed construction for outdoor shooting
Cons
- –Premium price point
- –Slower maximum aperture limits low-light performance
NIKKOR Z 24-70mm f/2.8 S
Pros
- ✓Stunning resolution and contrast across zoom range
- ✓OLED information panel displays focal length, focus, or aperture
- ✓Multi-focusing stepping motor system for silent, rapid AF
- ✓Almost zero focus breathing
Cons
- –No optical stabilization (relies on Nikon body IBIS)
- –No mechanical aperture ring (uses control ring instead)
Decided which one is right for you?
Compare live prices for the RF 10-20mm F4 L IS USM and NIKKOR Z 24-70mm f/2.8 S at major authorized retailers.
Canon RF 10-20mm F4 L IS USM
Nikon NIKKOR Z 24-70mm f/2.8 S
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Full specifications
✓ = category winner
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed June 2026.