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 7 II
First affordable IBIS full-frame mirrorless that changed the industry.
$1,999
Released Nov 2014
EOS R1 is 9.7 years newer.
Wins
EOS R1
Wins
Alpha 7 II
1 categories tied
Check current prices
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TL;DR — Key differences
- AEOS R1 has higher 4K max frame rate (120 fps vs 0 fps)
- AEOS R1 has higher AF points / zones (1053 vs 117)
- AEOS R1 has higher Burst (electronic) (40 fps vs 5 fps)
- AEOS R1 has higher EVF resolution (9,440,000 vs 2,359,296)
- AEOS R1 has higher ISO max (native) (102,400 vs 25,600)
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 7 II
127 × 96 × 60 mm
599 g (1.32 lb / 21.13 oz)
EOS R1 is 31mm wider, 54mm taller, and 28mm thicker than Alpha 7 II.
EOS R1 is 516 g heavier than Alpha 7 II.
Depth (front-to-back): 87mm EOS R1 · 60mm Alpha 7 II
Back view, to scale
Width × Height — same proportions as the front of the body.
EOS R1
158 × 150 mm
Alpha 7 II
127 × 96 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
EOS R1
158 × 87 mm
Alpha 7 II
127 × 60 mm
Sensor size, to scale
EOS R1
36 × 24 mm · Full Frame
864 mm² area
Alpha 7 II
35.8 × 23.9 mm · Full Frame
856 mm² area
Lens ecosystem
Native lens selection
EOS R1
Canon RF
105+
native lenses available
Alpha 7 II
✓ 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 -1 EV — lower is better
Subject recognition
Adds People, Dogs, Cats…
4K max frame rate
120 fps vs 0 fps — higher is better
Dimensions (W×H×D mm)
Adds 157.6, 149.5, 87.3
Card types
Adds CFexpress Type B, CFexpress Type B
AF points / zones
1053 vs 117 — higher is better
Burst (electronic)
40 fps vs 5 fps — higher is better
Codecs
Adds RAW, XF-HEVC S, XF-AVC S…
Reasons to choose
Alpha 7 II
Subject recognition
Adds Human
Dimensions (W×H×D mm)
Adds 126.9, 95.7, 59.7
Card types
Adds SD UHS-I
Codecs
Adds XAVC S, AVCHD, MP4
Weight
599 g vs 1115 g — lower is better
Resolution
24.3 MP vs 24.2 MP — higher is better
Both cameras share
- ✓AA filter — Both support aa filter
- ✓ISO min (native) — Both 100
- ✓Eye AF — Both support eye af
- ✓In-body stabilization — Both support in-body stabilization
- ✓Weather sealing — Both support weather sealing
- ✓Touchscreen — Both support touchscreen
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 7 II
Pros
- ✓Historic IBIS FF
- ✓Affordable used
- ✓Huge lens catalog
Cons
- –Very dated AF
- –No 4K
- –Superseded many times
Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for sports, EOS R1 or Alpha 7 II?
EOS R1 scores 8.5/10 versus 1.5/10 for Alpha 7 II — 40fps burst — pro-level action capture.
What's the resolution difference between the EOS R1 and Alpha 7 II?
EOS R1 is 24.2 MP and Alpha 7 II is 24.3 MP, so the Alpha 7 II captures more detail for cropping and large prints.
Do the EOS R1 and Alpha 7 II have in-body image stabilization?
EOS R1 has 8.5-stop in-body image stabilization, while alpha 7 II has 4.5-stop in-body image stabilization.
Which shoots faster bursts — the EOS R1 or the Alpha 7 II?
EOS R1 reaches 40 fps electronic. Alpha 7 II reaches 5 fps electronic.
What's the weight difference between the EOS R1 and Alpha 7 II?
EOS R1 weighs 1115 g and Alpha 7 II weighs 599 g, so the Alpha 7 II is 516 g lighter.
Do the EOS R1 and Alpha 7 II record 4K video?
EOS R1: 6K RAW (max), 4K up to 120p. Alpha 7 II: Full HD.
Are the EOS R1 and Alpha 7 II weather sealed?
EOS R1: Yes. Alpha 7 II: Yes.
How much does each cost?
EOS R1 launched at $6,299 and Alpha 7 II at $1,999. The Alpha 7 II is $4,300 less.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.
Product images courtesy of Canon and Sony press materials.