Canon
EOS R5 Mark II
45MP stacked-sensor powerhouse with 8K 60p RAW internal and 30fps burst.
$4,299
Launch priceReleased Jul 2024
Sony
Alpha 6700
26MP APS-C flagship with AI subject tracking, 4K 120p, and 5-stop IBIS.
$1,399
Launch priceReleased Jul 2023
EOS R5 Mark II is 1 year newer.
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Wins
EOS R5 Mark II
Wins
Alpha 6700
2 categories tied
TL;DR — Key differences
- AEOS R5 Mark II has higher RAW buffer depth (600 frames vs 44 frames)
- AEOS R5 Mark II has higher Max video bit rate (2600 Mbps vs 600 Mbps)
- AEOS R5 Mark II has higher Burst (electronic) (30 fps vs 11 fps)
- AEOS R5 Mark II has higher EVF resolution (5,760,000 vs 2,359,296)
- AEOS R5 Mark II has higher Card slots (2 vs 1)
Key specs at a glance
Size and weight, to scale
EOS R5 Mark II
139 × 101 × 94 mm
746 g (1.64 lb / 26.31 oz)
Alpha 6700
122 × 69 × 75 mm
493 g (1.09 lb / 17.39 oz)
EOS R5 Mark II is 17mm wider, 32mm taller, and 18mm thicker than Alpha 6700.
EOS R5 Mark II is 253 g heavier than Alpha 6700.
Depth (front-to-back): 94mm EOS R5 Mark II · 75mm Alpha 6700
Back view, to scale
Width × Height — same proportions as the front of the body.
EOS R5 Mark II
139 × 101 mm
Alpha 6700
122 × 69 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
EOS R5 Mark II
139 × 94 mm
Alpha 6700
122 × 75 mm
Sensor size, to scale
EOS R5 Mark II
36 × 24 mm · Full Frame
864 mm² area
Alpha 6700
23.3 × 15.5 mm · APS-C
361 mm² area
2.4× larger sensor area = shallower depth of field and better low-light performance.
Lens ecosystem
Native lens selection
EOS R5 Mark II
Canon RF
105+
native lenses available
Alpha 6700
✓ 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
The verdict
The $2,900 price gap separates an 8K 45MP full-frame powerhouse from a 4K 26MP APS-C hybrid.
Choose the Canon EOS R5 Mark II if you require elite performance for professional action, as it delivers 30fps electronic burst shooting. Its 8-stop in-body image stabilization and 45MP stacked sensor provide the resolution and stability needed for high-stakes assignments.
Choose the Sony Alpha 6700 if you prioritize portability for travel or everyday content creation. At 493g, it is significantly lighter than the Canon and offers a superior 560-shot CIPA battery rating for extended shooting days.
Why pick one over the other
Reasons to choose
EOS R5 Mark II
AF low-light limit
-6.5 EV vs -3 EV — lower is better
Subject recognition
Adds People, Dogs, Cats…
Dimensions (W×H×D mm)
Adds 138.5, 101.2, 93.5
RAW buffer depth
600 frames vs 44 frames — higher is better
Max video bit rate
2600 Mbps vs 600 Mbps — higher is better
Burst (electronic)
30 fps vs 11 fps — higher is better
Codecs
Adds RAW, XF-HEVC S, XF-AVC S
EVF resolution
5,760,000 vs 2,359,296 — higher is better
Reasons to choose
Alpha 6700
Subject recognition
Adds Human, Animal, Bird…
Dimensions (W×H×D mm)
Adds 122, 69, 75.1
Codecs
Adds XAVC HS, XAVC S, XAVC S-I
Battery life (CIPA)
570 shots vs 320 shots — higher is better
Weight
493 g vs 746 g — lower is better
Both cameras share
- ✓ISO min (native) — Both 100
- ✓Eye AF — Both support eye af
- ✓Animal / bird AF — Both support animal / bird af
- ✓4K max frame rate — Both 120 fps
- ✓In-body stabilization — Both support in-body stabilization
- ✓Weather sealing — Both support weather sealing
Pros & cons at a glance
Editorially curated highlights and trade-offs.
EOS R5 Mark II
Pros
- ✓45MP stacked CMOS — speed and resolution
- ✓8K 60p RAW internal recording
- ✓30fps electronic burst at full 45MP
- ✓5.76M dot EVF
Cons
- –Premium $4,299 price
- –Short battery life (320 CIPA shots)
- –Body heat in extended 8K sessions
Alpha 6700
Pros
- ✓AI-based subject recognition from A7R V
- ✓4K 120p Super35 — outstanding slow-motion
- ✓5-stop IBIS in a compact APS-C body
- ✓10-bit 4:2:2 internal recording
Cons
- –Single card slot
- –APS-C sensor — narrower DR vs. full-frame
- –LCD resolution 1.03M dots — below competitors
- –No headphone jack
Decided which one is right for you?
Compare live prices for the EOS R5 Mark II and Alpha 6700 at major authorized retailers.
Canon EOS R5 Mark II
Sony Alpha 6700
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Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for sports, EOS R5 Mark II or Alpha 6700?
EOS R5 Mark II scores 9.5/10 versus 5.0/10 for Alpha 6700 — 30fps burst — pro-level action capture.
What's the resolution difference between the EOS R5 Mark II and Alpha 6700?
EOS R5 Mark II is 45 MP and Alpha 6700 is 26 MP, so the EOS R5 Mark II captures more detail for cropping and large prints.
Do the EOS R5 Mark II and Alpha 6700 have in-body image stabilization?
EOS R5 Mark II has 8.5-stop in-body image stabilization, while alpha 6700 has 5-stop in-body image stabilization.
Which shoots faster bursts — the EOS R5 Mark II or the Alpha 6700?
EOS R5 Mark II reaches 30 fps electronic. Alpha 6700 reaches 11 fps electronic.
What's the weight difference between the EOS R5 Mark II and Alpha 6700?
EOS R5 Mark II weighs 746 g and Alpha 6700 weighs 493 g, so the Alpha 6700 is 253 g lighter.
Do the EOS R5 Mark II and Alpha 6700 record 4K video?
EOS R5 Mark II: 8K RAW (max), 4K up to 120p. Alpha 6700: 4K up to 120p.
Are the EOS R5 Mark II and Alpha 6700 weather sealed?
EOS R5 Mark II: Yes. Alpha 6700: Yes.
Which has better battery life?
Rated battery life is 320 shots (CIPA) for the EOS R5 Mark II and 570 shots for the Alpha 6700, giving the Alpha 6700 the edge.
How much does each cost?
EOS R5 Mark II launched at $4,299 and Alpha 6700 at $1,399. The Alpha 6700 is $2,900 less.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.
Product images courtesy of Canon and Sony press materials.