Canon
EOS R6 Mark II
Versatile 24.2MP full-frame hybrid with class-leading AF and 4K 60p video.
$2,499
Launch priceReleased Nov 2022
Sony
Alpha 6300
Weather-sealed APS-C workhorse that proved Sony could dominate enthusiast mirrorless.
$999
Launch priceReleased Feb 2016
EOS R6 Mark II is 6.8 years newer.
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Wins
EOS R6 Mark II
Wins
Alpha 6300
5 categories tied
Which would you choose?
TL;DR — Key differences
- AEOS R6 Mark II has higher ISO max (native) (102,400 vs 25,600)
- AEOS R6 Mark II has higher RAW buffer depth (180 frames vs 60 frames)
- AEOS R6 Mark II has higher Burst (electronic) (40 fps vs 15 fps)
- AEOS R6 Mark II has higher Max video bit rate (340 Mbps vs 150 Mbps)
- AEOS R6 Mark II has higher Burst (mechanical) (12 fps vs 6 fps)
Key specs at a glance
Size and weight, to scale
📸 Snap this size diff to share
EOS R6 Mark II
138 × 98 × 88 mm
670 g (1.48 lb / 23.63 oz)
Credit card
85.6 × 54 mm
for scale
Alpha 6300
120 × 67 × 49 mm
404 g (0.89 lb / 14.25 oz)
EOS R6 Mark II is 18mm wider, 32mm taller, and 40mm thicker than Alpha 6300.
EOS R6 Mark II is 266 g heavier than Alpha 6300.
Depth (front-to-back): 88mm EOS R6 Mark II · 49mm Alpha 6300
Back view, to scale
Width × Height — same proportions as the front of the body.
EOS R6 Mark II
138 × 98 mm
Credit card
85.6 × 54 mm
Alpha 6300
120 × 67 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
EOS R6 Mark II
138 × 88 mm
Credit card
85.6 × 54 mm
Alpha 6300
120 × 49 mm
Sensor size, to scale
EOS R6 Mark II
35.9 × 23.9 mm · Full Frame
858 mm² area
Alpha 6300
23.5 × 15.6 mm · APS-C
367 mm² area
2.3× larger sensor area = shallower depth of field and better low-light performance.
Lens ecosystem
Native lens selection
EOS R6 Mark II
Canon RF
105+
native lenses available
Alpha 6300
✓ 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 R6 Mark II
AF low-light limit
-6.5 EV vs -4 EV — lower is better
Subject recognition
Adds People, Dogs, Cats…
Dimensions (W×H×D mm)
Adds 138.4, 98.4, 88.4
ISO max (native)
102,400 vs 25,600 — higher is better
RAW buffer depth
180 frames vs 60 frames — higher is better
Burst (electronic)
40 fps vs 15 fps — higher is better
Max video bit rate
340 Mbps vs 150 Mbps — higher is better
Burst (mechanical)
12 fps vs 6 fps — higher is better
Reasons to choose
Alpha 6300
Subject recognition
Adds Human, Animal, Bird…
Dimensions (W×H×D mm)
Adds 120, 66.9, 48.8
Weight
404 g vs 670 g — lower is better
EVF magnification
0.78 × vs 0.76 × — higher is better
Both cameras share
- ✓Resolution — Both 24.2 MP
- ✓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
- ✓Pre-Capture / Pre-Release — Both support pre-capture / pre-release
Pros & cons at a glance
Editorially curated highlights and trade-offs.
EOS R6 Mark II
Pros
- ✓Up to 40fps electronic burst
- ✓4K 60p oversampled from 6K
- ✓Dual Pixel CMOS AF II — superb subject tracking
- ✓8-stop IBIS
- ✓Fully articulating touchscreen
Cons
- –24.2MP may feel limiting for large prints
- –No CFexpress on base body
- –Short battery life vs. A7 IV
Alpha 6300
Pros
- ✓Weather sealed
- ✓425-point AF
- ✓4K video
- ✓Great used value
Cons
- –No IBIS
- –Older menu system
- –Superseded
Decided which one is right for you?
Compare live prices for the EOS R6 Mark II and Alpha 6300 at major authorized retailers.
Canon EOS R6 Mark II
Sony Alpha 6300
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Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for wildlife, EOS R6 Mark II or Alpha 6300?
Alpha 6300 scores 9.0/10 versus 6.5/10 for EOS R6 Mark II — Bird AF subject recognition.
What's the resolution difference between the EOS R6 Mark II and Alpha 6300?
Both cameras share the same 24.2 MP resolution.
Do the EOS R6 Mark II and Alpha 6300 have in-body image stabilization?
EOS R6 Mark II has 8-stop in-body image stabilization, while Alpha 6300 has 6-stop in-body image stabilization.
Which shoots faster bursts — the EOS R6 Mark II or the Alpha 6300?
EOS R6 Mark II reaches 40 fps electronic. Alpha 6300 reaches 15 fps electronic.
What's the weight difference between the EOS R6 Mark II and Alpha 6300?
EOS R6 Mark II weighs 670 g and Alpha 6300 weighs 404 g, so the Alpha 6300 is 266 g lighter.
Do the EOS R6 Mark II and Alpha 6300 record 4K video?
EOS R6 Mark II: 4K up to 60p. Alpha 6300: 4K up to 60p.
Are the EOS R6 Mark II and Alpha 6300 weather sealed?
EOS R6 Mark II: Yes. Alpha 6300: Yes.
Which has better battery life?
Rated battery life is 760 shots (CIPA) for the EOS R6 Mark II and 640 shots for the Alpha 6300, giving the EOS R6 Mark II the edge.
How much does each cost?
EOS R6 Mark II launched at $2,499 and Alpha 6300 at $999. The Alpha 6300 is $1,500 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way EOS R6 Mark II vs Alpha 6300 vs X comparison.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed June 2026.
Product images courtesy of Canon and Sony press materials.