Canon
EOS R5
45MP full-frame hybrid with 8K RAW, 4K 120p, strong AF, and 8-stop in-body stabilization.
$3,899
Launch priceReleased Jul 2020
Canon
EOS Ra
Astrophotography full-frame RF body with Ha-filter enhancement for nebula and deep-sky imaging.
$2,499
Launch priceReleased Nov 2019
EOS R5 is 8 months newer.
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Wins
EOS R5
Wins
EOS Ra
5 categories tied
Which would you choose?
TL;DR — Key differences
- AEOS R5 has higher Max video bit rate (2600 Mbps vs 150 Mbps)
- AEOS R5 has higher RAW buffer depth (180 frames vs 60 frames)
- AEOS R5 has higher EVF resolution (5,760,000 vs 2,360,000)
- AEOS R5 has higher ISO max (native) (51,200 vs 25,600)
- AEOS R5 has higher Burst (mechanical) (12 fps vs 6 fps)
Key specs at a glance
Size and weight, to scale
📸 Snap this size diff to share
EOS R5
139 × 98 × 88 mm
738 g (1.63 lb / 26.03 oz)
Credit card
85.6 × 54 mm
for scale
EOS Ra
136 × 98 × 84 mm
660 g (1.46 lb / 23.28 oz)
EOS R5 is 1mm shorter than EOS Ra but it is also 3mm wider and 4mm thicker.
EOS R5 is 78 g heavier than EOS Ra.
Depth (front-to-back): 88mm EOS R5 · 84mm EOS Ra
Back view, to scale
Width × Height — same proportions as the front of the body.
EOS R5
139 × 98 mm
Credit card
85.6 × 54 mm
EOS Ra
136 × 98 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
EOS R5
139 × 88 mm
Credit card
85.6 × 54 mm
EOS Ra
136 × 84 mm
Sensor size, to scale
EOS R5
36 × 24 mm · Full Frame
864 mm² area
EOS Ra
36 × 24 mm · Full Frame
864 mm² area
Lens ecosystem
Native lens selection
EOS R5
✓ more lensesCanon RF
105+
native lenses available
EOS Ra
✓ 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
EOS R5
Subject recognition
Adds People, Dogs, Cats…
Dimensions (W×H×D mm)
Adds 138.5, 97.5, 88
Max video bit rate
2600 Mbps vs 150 Mbps — higher is better
RAW buffer depth
180 frames vs 60 frames — higher is better
EVF resolution
5,760,000 vs 2,360,000 — higher is better
ISO max (native)
51,200 vs 25,600 — higher is better
Burst (mechanical)
12 fps vs 6 fps — higher is better
4K max frame rate
120 fps vs 60 fps — higher is better
Reasons to choose
EOS Ra
Subject recognition
Adds Human, Animal, Bird…
Dimensions (W×H×D mm)
Adds 135.8, 98.3, 84.4
AF low-light limit
-6.5 EV vs -6 EV — lower is better
Pre-Capture / Pre-Release
Only EOS Ra supports it
Battery life (CIPA)
640 shots vs 490 shots — higher is better
Weight
660 g vs 738 g — lower is better
EVF magnification
0.78 × vs 0.76 × — higher is better
Both cameras share
- ✓AA filter — Both support aa filter
- ✓ISO min (native) — Both 100
- ✓AF points / zones — Both 1053
- ✓AF frame coverage — Both 100 %
- ✓Eye AF — Both support eye af
- ✓Animal / bird AF — Both support animal / bird af
Pros & cons at a glance
Editorially curated highlights and trade-offs.
EOS R5
Pros
- ✓45MP sensor balances resolution and speed
- ✓8K RAW and 4K 120p internal video
- ✓Dual Pixel CMOS AF II with advanced subject tracking
- ✓8-stop IBIS
- ✓CFexpress Type B plus SD UHS-II storage
Cons
- –Heat limits can matter for extended high-end video
- –Battery life is modest
- –Still expensive versus newer enthusiast bodies
EOS Ra
Pros
- ✓Ha-filter enhanced
- ✓30MP full-frame
- ✓RF mount
- ✓Built for astro
Cons
- –Niche use case
- –Not ideal for general photography
- –Discontinued
Decided which one is right for you?
Compare live prices for the EOS R5 and EOS Ra at major authorized retailers.
Canon EOS R5
Canon EOS Ra
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Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for video, EOS R5 or EOS Ra?
EOS R5 scores 9.5/10 versus 6.0/10 for EOS Ra — 8K recording for future-proof footage.
What's the resolution difference between the EOS R5 and EOS Ra?
EOS R5 is 45 MP and EOS Ra is 30.3 MP, so the EOS R5 captures more detail for cropping and large prints.
Do the EOS R5 and EOS Ra have in-body image stabilization?
EOS R5 has 8-stop in-body image stabilization, while EOS Ra has 6-stop in-body image stabilization.
Which shoots faster bursts — the EOS R5 or the EOS Ra?
EOS R5 reaches 20 fps electronic. EOS Ra reaches 15 fps electronic.
What's the weight difference between the EOS R5 and EOS Ra?
EOS R5 weighs 738 g and EOS Ra weighs 660 g, so the EOS Ra is 78 g lighter.
Do the EOS R5 and EOS Ra record 4K video?
EOS R5: 8K RAW (max), 4K up to 120p. EOS Ra: 4K up to 60p.
Are the EOS R5 and EOS Ra weather sealed?
EOS R5: Yes. EOS Ra: Yes.
Which has better battery life?
Rated battery life is 490 shots (CIPA) for the EOS R5 and 640 shots for the EOS Ra, giving the EOS Ra the edge.
How much does each cost?
EOS R5 launched at $3,899 and EOS Ra at $2,499. The EOS Ra is $1,400 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way EOS R5 vs EOS Ra vs X comparison.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed June 2026.
Product images courtesy of Canon press materials.