Canon
EOS R3
Pro 24MP full-frame stacked-sensor body built for sports, news, wildlife, and high-speed hybrid capture.
$5,999
Released Sep 2021
Canon
EOS R5 C
Cinema-focused 45MP full-frame hybrid with active cooling, 8K RAW 60p, and Canon Cinema EOS video tools.
$4,499
Released Jan 2022
EOS R5 C is 4 months newer.
Wins
EOS R3
Wins
EOS R5 C
9 categories tied
TL;DR — Key differences
- AEOS R3 has higher IBIS effectiveness (8 stops vs 0 stops)
- AEOS R3 has higher ISO max (native) (102,400 vs 51,200)
- AEOS R3 has higher Battery life (CIPA) (620 shots vs 320 shots)
- BEOS R5 C has higher Resolution (45 MP vs 24.1 MP)
- AEOS R3 has higher Burst (electronic) (30 fps vs 20 fps)
Key specs at a glance
Size and weight, to scale
EOS R3
150 × 143 × 87 mm
1015 g (2.24 lb / 35.80 oz)
EOS R5 C
142 × 101 × 111 mm
770 g (1.70 lb / 27.16 oz)
EOS R3 is 24mm thinner than EOS R5 C but it is also 8mm wider and 42mm taller.
EOS R3 is 245 g heavier than EOS R5 C.
Depth (front-to-back): 87mm EOS R3 · 111mm EOS R5 C
Sensor size, to scale
EOS R3
36 × 24 mm · Full Frame
864 mm² area
EOS R5 C
36 × 24 mm · Full Frame
864 mm² area
Lens ecosystem
Native lens selection
EOS R3
✓ more lensesCanon RF
105+
native lenses available
EOS R5 C
✓ 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 R3
AF low-light limit
-7.5 EV vs -6 EV — lower is better
Subject recognition
Adds People, Dogs, Cats…
IBIS effectiveness
8 stops vs 0 stops — higher is better
Dimensions (W×H×D mm)
Adds 150, 142.6, 87.2
AA filter
Only EOS R3 supports it
ISO max (native)
102,400 vs 51,200 — higher is better
In-body stabilization
Only EOS R3 supports it
Battery life (CIPA)
620 shots vs 320 shots — higher is better
Reasons to choose
EOS R5 C
Subject recognition
Adds Human, Animal, Bird
Dimensions (W×H×D mm)
Adds 142, 101, 111
Codecs
Adds Cinema RAW Light, XF-AVC
Resolution
45 MP vs 24.1 MP — higher is better
Weight
770 g vs 1015 g — lower is better
RAW buffer depth
180 frames vs 150 frames — higher is better
Both cameras share
- ✓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
- ✓Burst (mechanical) — Both 12 fps
Pros & cons at a glance
Editorially curated highlights and trade-offs.
EOS R3
Pros
- ✓30fps electronic burst from a stacked full-frame sensor
- ✓Exceptional low-light AF down to -7.5 EV
- ✓Integrated pro body with large LP-E19 battery
- ✓6K RAW video and 4K 120p
- ✓Rugged weather-sealed construction
Cons
- –24MP resolution trails higher-detail rivals
- –Large integrated-grip body
- –Expensive compared with enthusiast full-frame bodies
EOS R5 C
Pros
- ✓8K RAW 60p internal recording with active cooling
- ✓Cinema EOS interface and professional video tools
- ✓45MP full-frame stills capability
- ✓4K 120p slow motion
- ✓CFexpress Type B plus SD UHS-II storage
Cons
- –No in-body stabilization
- –Battery life is limited for high-end video
- –Larger body than the EOS R5
Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for wildlife, EOS R3 or EOS R5 C?
EOS R5 C scores 8.5/10 versus 5.0/10 for EOS R3 — 20fps burst captures fleeting moments.
What's the resolution difference between the EOS R3 and EOS R5 C?
EOS R3 is 24.1 MP and EOS R5 C is 45 MP, so the EOS R5 C captures more detail for cropping and large prints.
Do the EOS R3 and EOS R5 C have in-body image stabilization?
EOS R3 has 8-stop in-body image stabilization, while eOS R5 C does not have IBIS.
Which shoots faster bursts — the EOS R3 or the EOS R5 C?
EOS R3 reaches 30 fps electronic. EOS R5 C reaches 20 fps electronic.
What's the weight difference between the EOS R3 and EOS R5 C?
EOS R3 weighs 1015 g and EOS R5 C weighs 770 g, so the EOS R5 C is 245 g lighter.
Do the EOS R3 and EOS R5 C record 4K video?
EOS R3: 6K RAW (max), 4K up to 120p. EOS R5 C: 8K RAW (max), 4K up to 120p.
Are the EOS R3 and EOS R5 C weather sealed?
EOS R3: Yes. EOS R5 C: Yes.
Which has better battery life?
Rated battery life is 620 shots (CIPA) for the EOS R3 and 320 shots for the EOS R5 C, giving the EOS R3 the edge.
How much does each cost?
EOS R3 launched at $5,999 and EOS R5 C at $4,499. The EOS R5 C is $1,500 less.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.