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
JVC
GY-HM250
Compact 4K streaming camcorder with 1/2.3-inch sensor, 12x zoom, built-in lower-thirds graphics, 3G-SDI, and RTMP/Zixi streaming.
$2,195
Launch priceReleased Apr 2018
EOS R1 is 6.3 years newer.
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Wins
EOS R1
Wins
GY-HM250
2 categories tied
Which would you choose?
TL;DR — Key differences
- AEOS R1 has higher AF points / zones (1053 vs 0)
- AEOS R1 has higher AF frame coverage (100 % vs 0 %)
- 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)
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
GY-HM250
134 × 91 × 72 mm
580 g (1.28 lb / 20.46 oz)
EOS R1 is 24mm wider, 59mm taller, and 15mm thicker than GY-HM250.
EOS R1 is 340 g heavier than GY-HM250.
Depth (front-to-back): 87mm EOS R1 · 72mm GY-HM250
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
GY-HM250
134 × 91 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
GY-HM250
134 × 72 mm
Sensor size, to scale
EOS R1
36 × 24 mm · Full Frame
864 mm² area
GY-HM250
17.3 × 13 mm · Micro Four Thirds
225 mm² area
3.8× 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
GY-HM250: 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 -3 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
Card types
Adds CFexpress Type B, CFexpress Type B
ISO max (native)
102,400 vs 25,600 — higher is better
EVF resolution
9,440,000 vs 2,360,000 — higher is better
Reasons to choose
GY-HM250
Subject recognition
Adds Human, Animal, Bird…
Dimensions (W×H×D mm)
Adds 134, 91, 72
Card types
Adds SD UHS-II
Weight
580 g vs 920 g — lower is better
Codecs
Adds ProRes
Both cameras share
- ✓AA filter — Both support aa filter
- ✓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
- ✓Internal RAW video — Both support internal raw video
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
GY-HM250
Pros
- ✓Built-in broadcast overlay engine
- ✓4K30 + 4:2:2 HD 50Mbps
- ✓3G-SDI + HDMI outputs
- ✓Dual XLR + dual SD slots
- ✓RTMP / Zixi / Wowza streaming
Cons
- –1/2.3-inch sensor
- –4K limited to 30p
- –12x zoom only
- –Older Connected Cam platform
Decided which one is right for you?
Compare live prices for the EOS R1 and GY-HM250 at major authorized retailers.
Canon EOS R1
JVC GY-HM250
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Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for portraits, EOS R1 or GY-HM250?
EOS R1 scores 7.5/10 versus 4.0/10 for GY-HM250 — 24.2MP — solid resolution.
What's the resolution difference between the EOS R1 and GY-HM250?
EOS R1 is 24.2 MP and GY-HM250 is 12.4 MP, so the EOS R1 captures more detail for cropping and large prints.
Do the EOS R1 and GY-HM250 have in-body image stabilization?
EOS R1 has 8.5-stop in-body image stabilization, while GY-HM250 has 6-stop in-body image stabilization.
Which shoots faster bursts — the EOS R1 or the GY-HM250?
EOS R1 reaches 40 fps electronic. GY-HM250 reaches 15 fps electronic.
What's the weight difference between the EOS R1 and GY-HM250?
EOS R1 weighs 920 g and GY-HM250 weighs 580 g, so the GY-HM250 is 340 g lighter.
Do the EOS R1 and GY-HM250 record 4K video?
EOS R1: 6K RAW (max), 4K up to 120p. GY-HM250: 4K up to 60p.
Are the EOS R1 and GY-HM250 weather sealed?
EOS R1: Yes. GY-HM250: Yes.
Which has better battery life?
Rated battery life is 1,330 shots (CIPA) for the EOS R1 and 640 shots for the GY-HM250, giving the EOS R1 the edge.
How much does each cost?
EOS R1 launched at $6,299 and GY-HM250 at $2,195. The GY-HM250 is $4,104 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way EOS R1 vs GY-HM250 vs X comparison.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed June 2026.
Product images courtesy of Canon and JVC press materials.