Canon
EOS M6 Mark II
Fast APS-C EF-M body with 32.5MP and 14fps — popular on the used market.
$849
Launch priceReleased Aug 2019
Sony
Alpha 7 IV
33MP hybrid all-rounder with 10-bit 4K 60p and AI-powered subject tracking.
$2,499
Launch priceReleased Oct 2021
Alpha 7 IV is 2.2 years newer.
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Wins
EOS M6 Mark II
Wins
Alpha 7 IV
4 categories tied
Which would you choose?
TL;DR — Key differences
- BAlpha 7 IV has higher RAW buffer depth (828 frames vs 60 frames)
- BAlpha 7 IV has higher AF points / zones (759 vs 143)
- BAlpha 7 IV has higher Max video bit rate (600 Mbps vs 150 Mbps)
- AEOS M6 Mark II has higher Burst (electronic) (30 fps vs 10 fps)
- BAlpha 7 IV has higher ISO max (native) (51,200 vs 25,600)
Key specs at a glance
Size and weight, to scale
📸 Snap this size diff to shareEOS M6 Mark II
138 × 98 × 88 mm
408 g (0.90 lb / 14.39 oz)
Credit card
85.6 × 54 mm
for scale
Alpha 7 IV
131 × 96 × 80 mm
658 g (1.45 lb / 23.21 oz)
EOS M6 Mark II is 7mm wider, 2mm taller, and 8mm thicker than Alpha 7 IV.
EOS M6 Mark II is 250 g lighter than Alpha 7 IV.
Depth (front-to-back): 88mm EOS M6 Mark II · 80mm Alpha 7 IV
Back view, to scale
Width × Height — same proportions as the front of the body.
EOS M6 Mark II
138 × 98 mm
Credit card
85.6 × 54 mm
Alpha 7 IV
131 × 96 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
EOS M6 Mark II
138 × 88 mm
Credit card
85.6 × 54 mm
Alpha 7 IV
131 × 80 mm
Sensor size, to scale
EOS M6 Mark II
22.3 × 14.9 mm · APS-C
332 mm² area
Alpha 7 IV
35.9 × 23.9 mm · Full Frame
858 mm² area
2.6× larger sensor area = shallower depth of field and better low-light performance.
Lens ecosystem
Native lens selection
EOS M6 Mark II: mount data unavailable
Alpha 7 IV
✓ 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 M6 Mark II
AF low-light limit
-6.5 EV vs -4 EV — lower is better
Dimensions (W×H×D mm)
Adds 138, 98, 88
Burst (electronic)
30 fps vs 10 fps — higher is better
Pre-Capture / Pre-Release
Only EOS M6 Mark II supports it
Weight
408 g vs 658 g — lower is better
Burst (mechanical)
14 fps vs 10 fps — higher is better
Subject recognition
Adds Vehicle
Battery life (CIPA)
640 shots vs 580 shots — higher is better
Reasons to choose
Alpha 7 IV
Dimensions (W×H×D mm)
Adds 131.3, 96.4, 79.8
RAW buffer depth
828 frames vs 60 frames — higher is better
AF points / zones
759 vs 143 — higher is better
Codecs
Adds XAVC HS, XAVC S, XAVC S-I…
Max video bit rate
600 Mbps vs 150 Mbps — higher is better
ISO max (native)
51,200 vs 25,600 — higher is better
Animal / bird AF
Only Alpha 7 IV supports it
Subject recognition
Adds Insect, Car/Train, Airplane
Both cameras share
- ✓AA filter — Both support aa filter
- ✓ISO min (native) — Both 100
- ✓Eye AF — Both support eye af
- ✓In-body stabilization (IBIS) — Both support in-body stabilization (ibis)
- ✓Weather sealing — Both support weather sealing
- ✓Card slots — Both 2
Pros & cons at a glance
Editorially curated highlights and trade-offs.
EOS M6 Mark II
Pros
- ✓32.5MP APS-C
- ✓14fps
- ✓Compact
Cons
- –EF-M mount dead-end
- –No IBIS
- –No EVF built-in
Alpha 7 IV
Pros
- ✓33MP — more detail for cropping and print
- ✓10-bit 4K 60p (Super35 crop) / 4K 30p full-frame
- ✓Full-size HDMI port
- ✓759 phase-detect AF points
Cons
- –4K 60p requires Super35 crop
- –10fps burst lags behind R6 II at 40fps
- –Complex menu system
Decided which one is right for you?
Compare live prices for the EOS M6 Mark II and Alpha 7 IV at major authorized retailers.
Canon EOS M6 Mark II
Sony Alpha 7 IV
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Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for portraits, EOS M6 Mark II or Alpha 7 IV?
Alpha 7 IV scores 9.0/10 versus 5.5/10 for EOS M6 Mark II — 33MP — ample resolution for portraits.
What's the resolution difference between the EOS M6 Mark II and Alpha 7 IV?
EOS M6 Mark II is 32.5 MP and Alpha 7 IV is 33 MP, so the Alpha 7 IV captures more detail for cropping and large prints.
Do the EOS M6 Mark II and Alpha 7 IV have in-body image stabilization?
EOS M6 Mark II has 6-stop in-body image stabilization, while Alpha 7 IV has 5.5-stop in-body image stabilization.
Which shoots faster bursts — the EOS M6 Mark II or the Alpha 7 IV?
EOS M6 Mark II reaches 30 fps electronic. Alpha 7 IV reaches 10 fps electronic.
What's the weight difference between the EOS M6 Mark II and Alpha 7 IV?
EOS M6 Mark II weighs 408 g and Alpha 7 IV weighs 658 g, so the EOS M6 Mark II is 250 g lighter.
Do the EOS M6 Mark II and Alpha 7 IV record 4K video?
EOS M6 Mark II: 4K up to 30p. Alpha 7 IV: 4K up to 60p.
Are the EOS M6 Mark II and Alpha 7 IV weather sealed?
EOS M6 Mark II: Yes. Alpha 7 IV: Yes.
Which has better battery life?
Rated battery life is 640 shots (CIPA) for the EOS M6 Mark II and 580 shots for the Alpha 7 IV, giving the EOS M6 Mark II the edge.
How much does each cost?
EOS M6 Mark II launched at $849 and Alpha 7 IV at $2,499. The EOS M6 Mark II is $1,650 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way EOS M6 Mark II vs Alpha 7 IV vs X comparison.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed July 2026.
Product images courtesy of Canon and Sony press materials.