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
Canon
EOS Rebel SL3
World's lightest DSLR with 24MP APS-C, Dual Pixel AF in live view, and vari-angle touchscreen.
$549
Launch priceReleased Apr 2019
EOS R1 is 5.3 years newer.
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Wins
EOS R1
Wins
EOS Rebel SL3
3 categories tied
Which would you choose?
TL;DR — Key differences
- AEOS R1 has higher IBIS effectiveness (8.5 stops vs 0 stops)
- AEOS R1 has higher Burst (electronic) (40 fps vs 5 fps)
- 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 (mechanical) (12 fps vs 5 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
EOS Rebel SL3
122 × 93 × 70 mm
449 g (0.99 lb / 15.84 oz)
EOS R1 is 35mm wider, 57mm taller, and 18mm thicker than EOS Rebel SL3.
EOS R1 is 471 g heavier than EOS Rebel SL3.
Depth (front-to-back): 87mm EOS R1 · 70mm EOS Rebel SL3
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
EOS Rebel SL3
122 × 93 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
EOS Rebel SL3
122 × 70 mm
Sensor size, to scale
EOS R1
36 × 24 mm · Full Frame
864 mm² area
EOS Rebel SL3
22.3 × 14.9 mm · APS-C
332 mm² area
2.6× 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
EOS Rebel SL3: 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 -6.5 EV — lower is better
Subject recognition
Adds People, Dogs, Cats…
IBIS effectiveness
8.5 stops vs 0 stops — higher is better
Dimensions (W×H×D mm)
Adds 157.6, 149.5, 87.3
Card types
Adds CFexpress Type B, CFexpress Type B
Burst (electronic)
40 fps vs 5 fps — higher is better
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
EOS Rebel SL3
Subject recognition
Adds Human, Animal, Bird…
Dimensions (W×H×D mm)
Adds 122.4, 92.6, 69.8
Card types
Adds SD UHS-II
Weight
449 g vs 920 g — lower 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
- ✓Wi-Fi — Both support wi-fi
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
EOS Rebel SL3
Pros
- ✓Lightest DSLR
- ✓Dual Pixel live view AF
- ✓Vari-angle screen
- ✓Affordable
Cons
- –DSLR declining
- –No 4K 60p
- –Single card slot
Decided which one is right for you?
Compare live prices for the EOS R1 and EOS Rebel SL3 at major authorized retailers.
Canon EOS R1
Canon EOS Rebel SL3
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Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for sports, EOS R1 or EOS Rebel SL3?
EOS R1 scores 10.0/10 versus 4.0/10 for EOS Rebel SL3 — 40fps burst — pro-level action capture.
What's the resolution difference between the EOS R1 and EOS Rebel SL3?
EOS R1 is 24.2 MP and EOS Rebel SL3 is 24.1 MP, so the EOS R1 captures more detail for cropping and large prints.
Do the EOS R1 and EOS Rebel SL3 have in-body image stabilization?
EOS R1 has 8.5-stop in-body image stabilization, while EOS Rebel SL3 does not have IBIS.
Which shoots faster bursts — the EOS R1 or the EOS Rebel SL3?
EOS R1 reaches 40 fps electronic. EOS Rebel SL3 reaches 5 fps electronic.
What's the weight difference between the EOS R1 and EOS Rebel SL3?
EOS R1 weighs 920 g and EOS Rebel SL3 weighs 449 g, so the EOS Rebel SL3 is 471 g lighter.
Do the EOS R1 and EOS Rebel SL3 record 4K video?
EOS R1: 6K RAW (max), 4K up to 120p. EOS Rebel SL3: 4K up to 60p.
Are the EOS R1 and EOS Rebel SL3 weather sealed?
EOS R1: Yes. EOS Rebel SL3: No.
Which has better battery life?
Rated battery life is 1,330 shots (CIPA) for the EOS R1 and 640 shots for the EOS Rebel SL3, giving the EOS R1 the edge.
How much does each cost?
EOS R1 launched at $6,299 and EOS Rebel SL3 at $549. The EOS Rebel SL3 is $5,750 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way EOS R1 vs EOS Rebel SL3 vs X comparison.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed June 2026.
Product images courtesy of Canon press materials.