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
Released Jul 2024
Sony
Alpha 7CR
61MP compact full-frame for resolution in a small body.
$2,999
Released Oct 2023
EOS R1 is 9 months newer.
Wins
EOS R1
Wins
Alpha 7CR
1 categories tied
TL;DR — Key differences
- AEOS R1 has higher Burst (electronic) (40 fps vs 7 fps)
- AEOS R1 has higher EVF resolution (9,440,000 vs 2,359,296)
- AEOS R1 has higher ISO max (native) (102,400 vs 32,000)
- BAlpha 7CR has higher Resolution (61 MP vs 24.2 MP)
- BAlpha 7CR has lower Weight (515 g vs 1115 g)
Key specs at a glance
Size and weight, to scale
EOS R1
158 × 150 × 87 mm
1115 g (2.46 lb / 39.33 oz)
Alpha 7CR
124 × 71 × 63 mm
515 g (1.14 lb / 18.17 oz)
EOS R1 is 34mm wider, 78mm taller, and 24mm thicker than Alpha 7CR.
EOS R1 is 600 g heavier than Alpha 7CR.
Depth (front-to-back): 87mm EOS R1 · 63mm Alpha 7CR
Back view, to scale
Width × Height — same proportions as the front of the body.
EOS R1
158 × 150 mm
Alpha 7CR
124 × 71 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
EOS R1
158 × 87 mm
Alpha 7CR
124 × 63 mm
Sensor size, to scale
EOS R1
36 × 24 mm · Full Frame
864 mm² area
Alpha 7CR
35.7 × 23.8 mm · Full Frame
850 mm² area
Lens ecosystem
Native lens selection
EOS R1
Canon RF
105+
native lenses available
Alpha 7CR
✓ more lensesSony E
350+
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 R1
AF low-light limit
-7.5 EV vs -4 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
Burst (electronic)
40 fps vs 7 fps — higher is better
EVF resolution
9,440,000 vs 2,359,296 — higher is better
ISO max (native)
102,400 vs 32,000 — higher is better
Codecs
Adds RAW, XF-HEVC S, XF-AVC S
Reasons to choose
Alpha 7CR
Subject recognition
Adds Human, Animal, Bird…
Dimensions (W×H×D mm)
Adds 124, 71.1, 63.4
Card types
Adds SD UHS-II
Resolution
61 MP vs 24.2 MP — higher is better
Codecs
Adds XAVC HS, XAVC S, XAVC S-I
Weight
515 g vs 1115 g — lower is better
Both cameras share
- ✓AA filter — Both support aa filter
- ✓ISO min (native) — Both 100
- ✓Eye AF — Both support eye af
- ✓Animal / bird AF — Both support animal / bird af
- ✓Internal RAW video — Both support internal raw video
- ✓In-body stabilization — Both support in-body stabilization
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
Alpha 7CR
Pros
- ✓61MP in compact form
- ✓AI AF
- ✓High detail for landscapes
Cons
- –Smaller body ergonomics
- –Slower burst than A7R V
- –Price premium for size
Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for sports, EOS R1 or Alpha 7CR?
EOS R1 scores 8.5/10 versus 4.0/10 for Alpha 7CR — 40fps burst — pro-level action capture.
What's the resolution difference between the EOS R1 and Alpha 7CR?
EOS R1 is 24.2 MP and Alpha 7CR is 61 MP, so the Alpha 7CR captures more detail for cropping and large prints.
Do the EOS R1 and Alpha 7CR have in-body image stabilization?
EOS R1 has 8.5-stop in-body image stabilization, while alpha 7CR has 7-stop in-body image stabilization.
Which shoots faster bursts — the EOS R1 or the Alpha 7CR?
EOS R1 reaches 40 fps electronic. Alpha 7CR reaches 8 fps mechanical.
What's the weight difference between the EOS R1 and Alpha 7CR?
EOS R1 weighs 1115 g and Alpha 7CR weighs 515 g, so the Alpha 7CR is 600 g lighter.
Do the EOS R1 and Alpha 7CR record 4K video?
EOS R1: 6K RAW (max), 4K up to 120p. Alpha 7CR: 4K up to 60p.
Are the EOS R1 and Alpha 7CR weather sealed?
EOS R1: Yes. Alpha 7CR: Yes.
How much does each cost?
EOS R1 launched at $6,299 and Alpha 7CR at $2,999. The Alpha 7CR is $3,300 less.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.
Product images courtesy of Canon and Sony press materials.