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
Ricoh
GR Digital IV
Cult compact GR Digital with 10MP CCD sensor, fast 28mm equivalent f/1.9 lens, and sensor-shift stabilization.
$599
Released Sep 2011
EOS R1 is 12.8 years newer.
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Wins
EOS R1
Wins
GR Digital IV
TL;DR — Key differences
- AEOS R1 has higher ISO max (native) (102,400 vs 3,200)
- AEOS R1 has higher Burst (electronic) (40 fps vs 1.54 fps)
- AEOS R1 has higher Burst (mechanical) (12 fps vs 1.54 fps)
- BGR Digital IV has lower Weight (219 g vs 1115 g)
- AEOS R1 has higher Resolution (24.2 MP vs 10 MP)
Key specs at a glance
Size and weight, to scale
EOS R1
158 × 150 × 87 mm
1115 g (2.46 lb / 39.33 oz)
GR Digital IV
109 × 60 × 33 mm
219 g (0.48 lb / 7.73 oz)
EOS R1 is 49mm wider, 90mm taller, and 55mm thicker than GR Digital IV.
EOS R1 is 896 g heavier than GR Digital IV.
Depth (front-to-back): 87mm EOS R1 · 33mm GR Digital IV
Back view, to scale
Width × Height — same proportions as the front of the body.
EOS R1
158 × 150 mm
GR Digital IV
109 × 60 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
EOS R1
158 × 87 mm
GR Digital IV
109 × 33 mm
Sensor size, to scale
EOS R1
36 × 24 mm · Full Frame
864 mm² area
Lens ecosystem
Native lens selection
EOS R1
✓ more lensesCanon RF
105+
native lenses available
GR Digital IV: mount data unavailable
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…
Codecs
Adds RAW, XF-HEVC S, XF-AVC S…
Dimensions (W×H×D mm)
Adds 157.6, 149.5, 87.3
Card types
Adds CFexpress Type B, CFexpress Type B
ISO max (native)
102,400 vs 3,200 — higher is better
Burst (electronic)
40 fps vs 1.54 fps — higher is better
Burst (mechanical)
12 fps vs 1.54 fps — higher is better
Resolution
24.2 MP vs 10 MP — higher is better
Reasons to choose
GR Digital IV
Codecs
Adds Motion JPEG AVI
Dimensions (W×H×D mm)
Adds 108.6, 59.8, 32.5
Card types
Adds SD, SDHC, Eye-Fi
Weight
219 g vs 1115 g — lower is better
ISO min (native)
80 vs 100 — lower is better
Both cameras share
- ✓In-body stabilization — Both support in-body stabilization
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
GR Digital IV
Pros
- ✓Fast f/1.9 GR lens
- ✓CCD rendering
- ✓Compact classic
- ✓Sensor-shift stabilization
Cons
- –Small sensor
- –VGA video only
- –Very old model
Decided which one is right for you?
Compare live prices for the EOS R1 and GR Digital IV at major authorized retailers.
Canon EOS R1
Ricoh GR Digital IV
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Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for sports, EOS R1 or GR Digital IV?
EOS R1 scores 8.5/10 versus 0.5/10 for GR Digital IV — 40fps burst — pro-level action capture.
What's the resolution difference between the EOS R1 and GR Digital IV?
EOS R1 is 24.2 MP and GR Digital IV is 10 MP, so the EOS R1 captures more detail for cropping and large prints.
Do the EOS R1 and GR Digital IV have in-body image stabilization?
EOS R1 has 8.5-stop in-body image stabilization, while gR Digital IV has in-body image stabilization.
Which shoots faster bursts — the EOS R1 or the GR Digital IV?
EOS R1 reaches 40 fps electronic. GR Digital IV reaches 1.54 fps electronic.
What's the weight difference between the EOS R1 and GR Digital IV?
EOS R1 weighs 1115 g and GR Digital IV weighs 219 g, so the GR Digital IV is 896 g lighter.
Do the EOS R1 and GR Digital IV record 4K video?
EOS R1: 6K RAW (max), 4K up to 120p. GR Digital IV: 4K up to 60p.
Are the EOS R1 and GR Digital IV weather sealed?
EOS R1: Yes. GR Digital IV: No.
How much does each cost?
EOS R1 launched at $6,299 and GR Digital IV at $599. The GR Digital IV is $5,700 less.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.
Product images courtesy of Canon and Ricoh press materials.