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
Launch priceReleased Jul 2024
Sigma
sd Quattro one
Latest Foveon APS-C body with 61MP-equivalent detail, unique color rendering, and weather sealing.
$2,499
Launch priceReleased Mar 2024
EOS R1 is 4 months newer.
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Wins
EOS R1
Wins
sd Quattro one
2 categories tied
Which would you choose?
TL;DR — Key differences
- AEOS R1 has higher AF points / zones (1053 vs 49)
- AEOS R1 has higher ISO max (native) (102,400 vs 25,600)
- AEOS R1 has higher EVF resolution (9,440,000 vs 2,360,000)
- AEOS R1 has higher Burst (electronic) (40 fps vs 15 fps)
- Bsd Quattro one has higher Resolution (61 MP vs 24.2 MP)
Key specs at a glance
Size and weight, to scale
📸 Snap this size diff to share
EOS R1
158 × 150 × 87 mm
920 g (2.03 lb / 32.45 oz)
Credit card
85.6 × 54 mm
for scale
sd Quattro one
114 × 70 × 60 mm
625 g (1.38 lb / 22.05 oz)
EOS R1 is 44mm wider, 80mm taller, and 27mm thicker than sd Quattro one.
EOS R1 is 295 g heavier than sd Quattro one.
Depth (front-to-back): 87mm EOS R1 · 60mm sd Quattro one
Back view, to scale
Width × Height — same proportions as the front of the body.
EOS R1
158 × 150 mm
Credit card
85.6 × 54 mm
sd Quattro one
114 × 70 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
EOS R1
158 × 87 mm
Credit card
85.6 × 54 mm
sd Quattro one
114 × 60 mm
Sensor size, to scale
EOS R1
36 × 24 mm · Full Frame
864 mm² area
sd Quattro one
23.5 × 15.7 mm · APS-C
369 mm² area
2.3× larger sensor area = shallower depth of field and better low-light performance.
Lens ecosystem
Native lens selection
EOS R1
✓ more lensesCanon RF
105+
native lenses available
sd Quattro one: 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
AF low-light limit
-7.5 EV vs -5 EV — lower is better
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 49 — higher is better
ISO max (native)
102,400 vs 25,600 — higher is better
EVF resolution
9,440,000 vs 2,360,000 — higher is better
Burst (electronic)
40 fps vs 15 fps — higher is better
Reasons to choose
sd Quattro one
Subject recognition
Adds Human, Animal, Bird…
Dimensions (W×H×D mm)
Adds 113.9, 69.9, 59.9
Card types
Adds SD UHS-II
Resolution
61 MP vs 24.2 MP — higher is better
Weight
625 g vs 920 g — lower is better
Both cameras share
- ✓ISO min (native) — Both 100
- ✓Eye AF — Both support eye af
- ✓Animal / bird AF — Both support animal / bird af
- ✓Pre-Capture / Pre-Release — Both support pre-capture / pre-release
- ✓In-body stabilization (IBIS) — Both support in-body stabilization (ibis)
- ✓Weather sealing — Both support weather sealing
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
sd Quattro one
Pros
- ✓Unique Foveon color science
- ✓61MP-equivalent detail
- ✓Weather sealed
- ✓Distinct stills look
Cons
- –Slow operation
- –Limited SA lens line
- –Poor high ISO
Decided which one is right for you?
Compare live prices for the EOS R1 and sd Quattro one at major authorized retailers.
Canon EOS R1
Sigma sd Quattro one
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Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for sports, EOS R1 or sd Quattro one?
EOS R1 scores 10.0/10 versus 6.5/10 for sd Quattro one — 40fps burst — pro-level action capture.
What's the resolution difference between the EOS R1 and sd Quattro one?
EOS R1 is 24.2 MP and sd Quattro one is 61 MP, so the sd Quattro one captures more detail for cropping and large prints.
Do the EOS R1 and sd Quattro one have in-body image stabilization?
EOS R1 has 8.5-stop in-body image stabilization, while sd Quattro one has 6-stop in-body image stabilization.
Which shoots faster bursts — the EOS R1 or the sd Quattro one?
EOS R1 reaches 40 fps electronic. sd Quattro one reaches 15 fps electronic.
What's the weight difference between the EOS R1 and sd Quattro one?
EOS R1 weighs 920 g and sd Quattro one weighs 625 g, so the sd Quattro one is 295 g lighter.
Do the EOS R1 and sd Quattro one record 4K video?
EOS R1: 6K RAW (max), 4K up to 120p. sd Quattro one: 4K up to 60p.
Are the EOS R1 and sd Quattro one weather sealed?
EOS R1: Yes. sd Quattro one: Yes.
Which has better battery life?
Rated battery life is 1,330 shots (CIPA) for the EOS R1 and 640 shots for the sd Quattro one, giving the EOS R1 the edge.
How much does each cost?
EOS R1 launched at $6,299 and sd Quattro one at $2,499. The sd Quattro one is $3,800 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way EOS R1 vs sd Quattro one vs X comparison.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed June 2026.
Product images courtesy of Canon and Sigma press materials.