Blackmagic
URSA Mini Pro 12K
12K Super 35 cinema camera with interchangeable PL mount and BRAW recording.
$9,995
Released Jul 2020
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
EOS R1 is 4 years newer.
Wins
URSA Mini Pro 12K
Wins
EOS R1
4 categories tied
TL;DR — Key differences
- BEOS R1 has lower AF low-light limit (-7.5 EV vs 0 EV)
- BEOS R1 has higher AF points / zones (1053 vs 0)
- BEOS R1 has higher AF frame coverage (100 % vs 0 %)
- AURSA Mini Pro 12K has higher Resolution (80 MP vs 24.2 MP)
- AURSA Mini Pro 12K has lower Weight (520 g vs 1115 g)
Key specs at a glance
Size and weight, to scale
URSA Mini Pro 12K
138 × 98 × 88 mm
520 g (1.15 lb / 18.34 oz)
EOS R1
158 × 150 × 87 mm
1115 g (2.46 lb / 39.33 oz)
URSA Mini Pro 12K is 20mm narrower and 52mm shorter than EOS R1 but it is also 1mm thicker.
URSA Mini Pro 12K is 595 g lighter than EOS R1.
Depth (front-to-back): 88mm URSA Mini Pro 12K · 87mm EOS R1
Back view, to scale
Width × Height — same proportions as the front of the body.
URSA Mini Pro 12K
138 × 98 mm
EOS R1
158 × 150 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
URSA Mini Pro 12K
138 × 88 mm
EOS R1
158 × 87 mm
Sensor size, to scale
URSA Mini Pro 12K
23.5 × 15.6 mm · APS-C
367 mm² area
EOS R1
36 × 24 mm · Full Frame
864 mm² area
2.4× larger sensor area = shallower depth of field and better low-light performance.
Lens ecosystem
Native lens selection
URSA Mini Pro 12K: mount data unavailable
EOS R1
✓ more lensesCanon RF
105+
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
URSA Mini Pro 12K
Subject recognition
Adds Human, Animal, Bird…
Dimensions (W×H×D mm)
Adds 138, 98, 88
Resolution
80 MP vs 24.2 MP — higher is better
Weight
520 g vs 1115 g — lower is better
Card types
Adds SD UHS-II
Codecs
Adds ProRes
Reasons to choose
EOS R1
AF low-light limit
-7.5 EV vs 0 EV — lower is better
AF points / zones
1053 vs 0 — higher is better
AF frame coverage
100 % vs 0 % — higher is better
Subject recognition
Adds People, Dogs, Cats…
Dimensions (W×H×D mm)
Adds 157.6, 149.5, 87.3
Codecs
Adds RAW, XF-HEVC S, XF-AVC S
AA filter
Only EOS R1 supports it
ISO max (native)
102,400 vs 51,200 — higher is better
Both cameras share
- ✓ISO min (native) — Both 100
- ✓Eye AF — Both support eye af
- ✓Animal / bird AF — Both support animal / bird af
- ✓Burst (mechanical) — Both 12 fps
- ✓Pre-Capture / Pre-Release — Both support pre-capture / pre-release
- ✓4K max frame rate — Both 120 fps
Pros & cons at a glance
Editorially curated highlights and trade-offs.
URSA Mini Pro 12K
Pros
- ✓12K BRAW
- ✓Pro cinema workflow
- ✓Interchangeable mount
Cons
- –Very expensive
- –Huge files
- –Not handheld friendly
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
Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for wildlife, URSA Mini Pro 12K or EOS R1?
URSA Mini Pro 12K scores 10.0/10 versus 6.5/10 for EOS R1 — 30fps burst captures fleeting moments.
What's the resolution difference between the URSA Mini Pro 12K and EOS R1?
URSA Mini Pro 12K is 80 MP and EOS R1 is 24.2 MP, so the URSA Mini Pro 12K captures more detail for cropping and large prints.
Do the URSA Mini Pro 12K and EOS R1 have in-body image stabilization?
URSA Mini Pro 12K has 8-stop in-body image stabilization, while eOS R1 has 8.5-stop in-body image stabilization.
Which shoots faster bursts — the URSA Mini Pro 12K or the EOS R1?
URSA Mini Pro 12K reaches 30 fps electronic. EOS R1 reaches 40 fps electronic.
What's the weight difference between the URSA Mini Pro 12K and EOS R1?
URSA Mini Pro 12K weighs 520 g and EOS R1 weighs 1115 g, so the URSA Mini Pro 12K is 595 g lighter.
Do the URSA Mini Pro 12K and EOS R1 record 4K video?
URSA Mini Pro 12K: 8K / 6K (max), 4K up to 120p. EOS R1: 6K RAW (max), 4K up to 120p.
Are the URSA Mini Pro 12K and EOS R1 weather sealed?
URSA Mini Pro 12K: Yes. EOS R1: Yes.
How much does each cost?
URSA Mini Pro 12K launched at $9,995 and EOS R1 at $6,299. The EOS R1 is $3,696 less.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.
Product images courtesy of Blackmagic and Canon press materials.