Canon
EOS R1
Flagship 24.2MP full-frame BSI stacked RF body with 40fps burst, Dual Pixel Intelligent AF, 6K RAW, and 9.44M-dot EVF.
$6,299
Released Jul 2024
OM System
OM-D E-M10 Mark IV
Entry MFT body with IBIS and approachable controls.
$699
Released Aug 2020
EOS R1 is 3.9 years newer.
Wins
EOS R1
Wins
OM-D E-M10 Mark IV
TL;DR — Key differences
- AEOS R1 has higher AF points / zones (1053 vs 121)
- AEOS R1 has higher ISO max (native) (102,400 vs 25,600)
- AEOS R1 has higher 4K max frame rate (120 fps vs 30 fps)
- AEOS R1 has higher EVF resolution (9,440,000 vs 2,360,000)
- BOM-D E-M10 Mark IV has lower Weight (383 g vs 1115 g)
Key specs at a glance
Size and weight, to scale
EOS R1
158 × 150 × 87 mm
1115 g (2.46 lb / 39.33 oz)
OM-D E-M10 Mark IV
122 × 85 × 49 mm
383 g (0.84 lb / 13.51 oz)
EOS R1 is 36mm wider, 65mm taller, and 38mm thicker than OM-D E-M10 Mark IV.
EOS R1 is 732 g heavier than OM-D E-M10 Mark IV.
Depth (front-to-back): 87mm EOS R1 · 49mm OM-D E-M10 Mark IV
Back view, to scale
Width × Height — same proportions as the front of the body.
EOS R1
158 × 150 mm
OM-D E-M10 Mark IV
122 × 85 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
EOS R1
158 × 87 mm
OM-D E-M10 Mark IV
122 × 49 mm
Sensor size, to scale
EOS R1
36 × 24 mm · Full Frame
864 mm² area
OM-D E-M10 Mark IV
17.4 × 13 mm · Compact / large-type
226 mm² area
3.8× larger sensor area = shallower depth of field and better low-light performance.
Lens ecosystem
Native lens selection
EOS R1
Canon RF
105+
native lenses available
OM-D E-M10 Mark IV
✓ more lensesMicro Four Thirds
130+
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 R1
Subject recognition
Adds People, Dogs, Cats…
Dimensions (W×H×D mm)
Adds 157.6, 149.5, 87.3
Card types
Adds CFexpress Type B, CFexpress Type B
AF points / zones
1053 vs 121 — higher is better
Codecs
Adds RAW, XF-HEVC S, XF-AVC S…
ISO max (native)
102,400 vs 25,600 — higher is better
4K max frame rate
120 fps vs 30 fps — higher is better
EVF resolution
9,440,000 vs 2,360,000 — higher is better
Reasons to choose
OM-D E-M10 Mark IV
Subject recognition
Adds Face, Eye
Dimensions (W×H×D mm)
Adds 121.7, 84.6, 49
Card types
Adds SD UHS-I
Weight
383 g vs 1115 g — lower is better
Codecs
Adds MOV
Both cameras share
- ✓Eye AF — Both support eye af
- ✓In-body stabilization — Both support in-body stabilization
- ✓Touchscreen — Both support touchscreen
- ✓Wi-Fi — Both support wi-fi
- ✓Bluetooth — Both support bluetooth
Pros & cons at a glance
Editorially curated highlights and trade-offs.
EOS R1
Pros
- ✓40fps electronic burst
- ✓24.2MP BSI stacked full-frame sensor
- ✓Dual Pixel Intelligent AF
- ✓6K RAW and 4K 120p video
- ✓Dual CFexpress Type B slots
Cons
- –24MP resolution
- –Very expensive
- –Large integrated-grip body
OM-D E-M10 Mark IV
Pros
- ✓IBIS at entry price
- ✓Compact
- ✓Easy to use
Cons
- –Older sensor
- –No weather sealing
- –MFT limits
Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for sports, EOS R1 or OM-D E-M10 Mark IV?
EOS R1 scores 8.5/10 versus 2.5/10 for OM-D E-M10 Mark IV — 40fps burst — pro-level action capture.
What's the resolution difference between the EOS R1 and OM-D E-M10 Mark IV?
EOS R1 is 24.2 MP and OM-D E-M10 Mark IV is 20.3 MP, so the EOS R1 captures more detail for cropping and large prints.
Do the EOS R1 and OM-D E-M10 Mark IV have in-body image stabilization?
EOS R1 has 8.5-stop in-body image stabilization, while oM-D E-M10 Mark IV has 4.5-stop in-body image stabilization.
Which shoots faster bursts — the EOS R1 or the OM-D E-M10 Mark IV?
EOS R1 reaches 40 fps electronic. OM-D E-M10 Mark IV reaches 15 fps electronic.
What's the weight difference between the EOS R1 and OM-D E-M10 Mark IV?
EOS R1 weighs 1115 g and OM-D E-M10 Mark IV weighs 383 g, so the OM-D E-M10 Mark IV is 732 g lighter.
Do the EOS R1 and OM-D E-M10 Mark IV record 4K video?
EOS R1: 6K RAW (max), 4K up to 120p. OM-D E-M10 Mark IV: 4K up to 30p.
Are the EOS R1 and OM-D E-M10 Mark IV weather sealed?
EOS R1: Yes. OM-D E-M10 Mark IV: No.
How much does each cost?
EOS R1 launched at $6,299 and OM-D E-M10 Mark IV at $699. The OM-D E-M10 Mark IV is $5,600 less.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.
Product images courtesy of Canon and OM System press materials.