Canon
EOS 80D
Enthusiast APS-C DSLR with 24MP, Dual Pixel AF, and strong video features for its era.
$1,199
Launch priceReleased Feb 2016
Canon
EOS R3
Pro 24MP full-frame stacked-sensor body built for sports, news, wildlife, and high-speed hybrid capture.
$5,999
Launch priceReleased Sep 2021
EOS R3 is 5.6 years newer.
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Wins
EOS 80D
Wins
EOS R3
5 categories tied
Which would you choose?
TL;DR — Key differences
- BEOS R3 has higher Max video bit rate (2600 Mbps vs 150 Mbps)
- BEOS R3 has higher ISO max (native) (102,400 vs 25,600)
- BEOS R3 has higher RAW buffer depth (150 frames vs 60 frames)
- BEOS R3 has higher EVF resolution (5,760,000 vs 2,360,000)
- BEOS R3 has higher Burst (mechanical) (12 fps vs 6 fps)
Key specs at a glance
Size and weight, to scale
📸 Snap this size diff to shareEOS 80D
139 × 105 × 79 mm
730 g (1.61 lb / 25.75 oz)
Credit card
85.6 × 54 mm
for scale
EOS R3
150 × 143 × 87 mm
1015 g (2.24 lb / 35.80 oz)
EOS 80D is 11mm narrower, 37mm shorter, and 9mm thinner than EOS R3.
EOS 80D is 285 g lighter than EOS R3.
Depth (front-to-back): 79mm EOS 80D · 87mm EOS R3
Sensor size, to scale
EOS 80D
22.5 × 15 mm · APS-C
338 mm² area
EOS R3
36 × 24 mm · Full Frame
864 mm² area
2.6× larger sensor area = shallower depth of field and better low-light performance.
Lens ecosystem
Native lens selection
EOS 80D
✓ more lensesCanon EF
300+
native lenses available
EOS R3
Canon 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 80D
Subject recognition
Adds Human, Animal, Bird…
Dimensions (W×H×D mm)
Adds 139, 105.2, 78.5
Pre-Capture / Pre-Release
Only EOS 80D supports it
Weight
730 g vs 1015 g — lower is better
Battery life (CIPA)
640 shots vs 620 shots — higher is better
EVF magnification
0.78 × vs 0.76 × — higher is better
Resolution
24.2 MP vs 24.1 MP — higher is better
Reasons to choose
EOS R3
AF low-light limit
-7.5 EV vs -6.5 EV — lower is better
Subject recognition
Adds People, Dogs, Cats…
Dimensions (W×H×D mm)
Adds 150, 142.6, 87.2
Max video bit rate
2600 Mbps vs 150 Mbps — higher is better
ISO max (native)
102,400 vs 25,600 — higher is better
RAW buffer depth
150 frames vs 60 frames — higher is better
EVF resolution
5,760,000 vs 2,360,000 — higher is better
Burst (mechanical)
12 fps vs 6 fps — 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 80D
Pros
- ✓Dual Pixel AF
- ✓24MP APS-C
- ✓Articulating screen
- ✓Good used value
Cons
- –Superseded by 90D
- –No IBIS
- –DSLR platform
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
Decided which one is right for you?
Compare live prices for the EOS 80D and EOS R3 at major authorized retailers.
Canon EOS 80D
Canon EOS R3
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Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for video, EOS 80D or EOS R3?
EOS R3 scores 9.0/10 versus 6.0/10 for EOS 80D — 6K video for oversampled 4K.
What's the resolution difference between the EOS 80D and EOS R3?
EOS 80D is 24.2 MP and EOS R3 is 24.1 MP, so the EOS 80D captures more detail for cropping and large prints.
Do the EOS 80D and EOS R3 have in-body image stabilization?
EOS 80D has 6-stop in-body image stabilization, while EOS R3 has 8-stop in-body image stabilization.
Which shoots faster bursts — the EOS 80D or the EOS R3?
EOS 80D reaches 15 fps electronic. EOS R3 reaches 30 fps electronic.
What's the weight difference between the EOS 80D and EOS R3?
EOS 80D weighs 730 g and EOS R3 weighs 1015 g, so the EOS 80D is 285 g lighter.
Do the EOS 80D and EOS R3 record 4K video?
EOS 80D: 4K up to 60p. EOS R3: 6K RAW (max), 4K up to 120p.
Are the EOS 80D and EOS R3 weather sealed?
EOS 80D: Yes. EOS R3: Yes.
Which has better battery life?
Rated battery life is 640 shots (CIPA) for the EOS 80D and 620 shots for the EOS R3, giving the EOS 80D the edge.
How much does each cost?
EOS 80D launched at $1,199 and EOS R3 at $5,999. The EOS 80D is $4,800 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way EOS 80D vs EOS R3 vs X comparison.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed June 2026.