Canon
EOS 77D
Mid-tier APS-C DSLR with top LCD, Dual Pixel AF, and the same 24MP sensor as the 80D.
$899
Launch priceReleased Feb 2017
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
EOS R1 is 7.4 years newer.
Affiliate disclosure: As an Amazon Associate, Cameraegg earns from qualifying purchases. Cameraegg may also earn commission from B&H links, at no extra cost to you.
Wins
EOS 77D
Wins
EOS R1
5 categories tied
Which would you choose?
TL;DR — Key differences
- BEOS R1 has higher ISO max (native) (102,400 vs 25,600)
- BEOS R1 has higher EVF resolution (9,440,000 vs 2,360,000)
- BEOS R1 has higher Burst (electronic) (40 fps vs 15 fps)
- BEOS R1 has higher Battery life (CIPA) (1330 shots vs 640 shots)
- BEOS R1 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 77D
131 × 100 × 76 mm
540 g (1.19 lb / 19.05 oz)
Credit card
85.6 × 54 mm
for scale
EOS R1
158 × 150 × 87 mm
920 g (2.03 lb / 32.45 oz)
EOS 77D is 27mm narrower, 50mm shorter, and 11mm thinner than EOS R1.
EOS 77D is 380 g lighter than EOS R1.
Depth (front-to-back): 76mm EOS 77D · 87mm EOS R1
Back view, to scale
Width × Height — same proportions as the front of the body.
EOS 77D
131 × 100 mm
Credit card
85.6 × 54 mm
EOS R1
158 × 150 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
EOS 77D
131 × 76 mm
Credit card
85.6 × 54 mm
EOS R1
158 × 87 mm
Sensor size, to scale
EOS 77D
22.3 × 14.9 mm · APS-C
332 mm² area
EOS R1
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 77D
✓ more lensesCanon EF
300+
native lenses available
EOS R1
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 77D
Subject recognition
Adds Human, Animal, Bird…
Dimensions (W×H×D mm)
Adds 131, 99.8, 76.2
Card types
Adds SD UHS-II
Weight
540 g vs 920 g — lower is better
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…
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
Burst (electronic)
40 fps vs 15 fps — higher is better
Codecs
Adds RAW, XF-HEVC S, XF-AVC S
Both cameras share
- ✓Resolution — Both 24.2 MP
- ✓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
Pros & cons at a glance
Editorially curated highlights and trade-offs.
EOS 77D
Pros
- ✓Top LCD
- ✓Dual Pixel AF
- ✓24MP APS-C
- ✓Lightweight DSLR
Cons
- –No weather sealing
- –No IBIS
- –DSLR declining
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
Decided which one is right for you?
Compare live prices for the EOS 77D and EOS R1 at major authorized retailers.
Canon EOS 77D
Canon EOS R1
Affiliate disclosure: As an Amazon Associate, Cameraegg earns from qualifying purchases. Cameraegg may also earn commission from B&H links, at no extra cost to you.
Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for landscape, EOS 77D or EOS R1?
EOS R1 scores 7.0/10 versus 3.5/10 for EOS 77D — Full-frame sensor — wider dynamic range.
What's the resolution difference between the EOS 77D and EOS R1?
Both cameras share the same 24.2 MP resolution.
Do the EOS 77D and EOS R1 have in-body image stabilization?
EOS 77D has 6-stop in-body image stabilization, while EOS R1 has 8.5-stop in-body image stabilization.
Which shoots faster bursts — the EOS 77D or the EOS R1?
EOS 77D reaches 15 fps electronic. EOS R1 reaches 40 fps electronic.
What's the weight difference between the EOS 77D and EOS R1?
EOS 77D weighs 540 g and EOS R1 weighs 920 g, so the EOS 77D is 380 g lighter.
Do the EOS 77D and EOS R1 record 4K video?
EOS 77D: 4K up to 60p. EOS R1: 6K RAW (max), 4K up to 120p.
Are the EOS 77D and EOS R1 weather sealed?
EOS 77D: No. EOS R1: Yes.
Which has better battery life?
Rated battery life is 640 shots (CIPA) for the EOS 77D and 1,330 shots for the EOS R1, giving the EOS R1 the edge.
How much does each cost?
EOS 77D launched at $899 and EOS R1 at $6,299. The EOS 77D is $5,400 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way EOS 77D vs EOS R1 vs X comparison.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed June 2026.
Product images courtesy of Canon press materials.