Canon
EOS R100
Entry-level 24MP APS-C RF-mount camera with a small body, EVF, and simple stills-first feature set.
$479
Released May 2023
Nikon
Z9
Flagship stacked mirrorless with 45MP, 8K video, and no mechanical shutter.
$5,899
Released Oct 2021
EOS R100 is 1.6 years newer.
Wins
EOS R100
Wins
Z9
TL;DR — Key differences
- AEOS R100 has higher Burst (mechanical) (6.5 fps vs 0 fps)
- BZ9 has higher IBIS effectiveness (6 stops vs 0 stops)
- BZ9 has higher RAW buffer depth (1000 frames vs 6 frames)
- BZ9 has higher Burst (electronic) (120 fps vs 6.5 fps)
- AEOS R100 has higher AF points / zones (3975 vs 493)
Key specs at a glance
Size and weight, to scale
EOS R100
116 × 86 × 69 mm
356 g (0.78 lb / 12.56 oz)
Z9
149 × 150 × 91 mm
1340 g (2.95 lb / 47.27 oz)
EOS R100 is 33mm narrower, 64mm shorter, and 22mm thinner than Z9.
EOS R100 is 984 g lighter than Z9.
Depth (front-to-back): 69mm EOS R100 · 91mm Z9
Back view, to scale
Width × Height — same proportions as the front of the body.
EOS R100
116 × 86 mm
Z9
149 × 150 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
EOS R100
116 × 69 mm
Z9
149 × 91 mm
Sensor size, to scale
EOS R100
22.3 × 14.9 mm · APS-C
332 mm² area
Z9
35.9 × 23.9 mm · Full Frame
858 mm² area
2.6× larger sensor area = shallower depth of field and better low-light performance.
Lens ecosystem
Native lens selection
EOS R100
✓ more lensesCanon RF
105+
native lenses available
Z9
Nikon Z
90+
native lenses available
Counts include current first-party and major third-party native autofocus lenses.
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
EOS R100
Subject recognition
Adds Human
Burst (mechanical)
6.5 fps vs 0 fps — higher is better
Codecs
Adds H.264
Dimensions (W×H×D mm)
Adds 116.3, 85.5, 68.8
Card types
Adds SD UHS-I
AF points / zones
3975 vs 493 — higher is better
Weight
356 g vs 1340 g — lower is better
AA filter
Only EOS R100 supports it
Reasons to choose
Z9
AF low-light limit
-8.5 EV vs -4 EV — lower is better
Subject recognition
Adds People, Birds, Dogs…
Codecs
Adds N-RAW, ProRes RAW HQ, ProRes 422 HQ…
IBIS effectiveness
6 stops vs 0 stops — higher is better
Dimensions (W×H×D mm)
Adds 149, 149.5, 90.5
Card types
Adds CFexpress Type B / XQD, CFexpress Type B / XQD
RAW buffer depth
1000 frames vs 6 frames — higher is better
Burst (electronic)
120 fps vs 6.5 fps — higher is better
Both cameras share
- ✓Eye AF — Both support eye af
- ✓Wi-Fi — Both support wi-fi
- ✓Bluetooth — Both support bluetooth
Pros & cons at a glance
Editorially curated highlights and trade-offs.
EOS R100
Pros
- ✓Very low entry price for Canon RF
- ✓Compact and lightweight body
- ✓Built-in EVF
- ✓Good image quality for beginners
Cons
- –Fixed non-touch LCD
- –Older DIGIC 8 processor
- –4K video is cropped and limited
- –No in-body stabilization
Z9
Pros
- ✓45MP stacked
- ✓8K 60p internal
- ✓120fps stills
- ✓Pro build
Cons
- –Heavy body
- –Expensive
- –Large files
Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for landscape, EOS R100 or Z9?
Z9 scores 9.5/10 versus 1.5/10 for EOS R100 — 45.7MP — excellent for prints up to 24×36".
What's the resolution difference between the EOS R100 and Z9?
EOS R100 is 24.1 MP and Z9 is 45.7 MP, so the Z9 captures more detail for cropping and large prints.
Do the EOS R100 and Z9 have in-body image stabilization?
EOS R100 does not have IBIS, while z9 has 6-stop in-body image stabilization.
Which shoots faster bursts — the EOS R100 or the Z9?
EOS R100 reaches 6.5 fps electronic. Z9 reaches 120 fps electronic.
What's the weight difference between the EOS R100 and Z9?
EOS R100 weighs 356 g and Z9 weighs 1340 g, so the EOS R100 is 984 g lighter.
Do the EOS R100 and Z9 record 4K video?
EOS R100: 4K up to 24p. Z9: 8K UHD (max), 4K up to 120p.
Are the EOS R100 and Z9 weather sealed?
EOS R100: No. Z9: Yes.
Which has better battery life?
Rated battery life is 430 shots (CIPA) for the EOS R100 and 740 shots for the Z9, giving the Z9 the edge.
How much does each cost?
EOS R100 launched at $479 and Z9 at $5,899. The EOS R100 is $5,420 less.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.
Product images courtesy of Canon and Nikon press materials.