Canon
EOS C400
RF-mount Super 35 cinema camera with 6K 60p, Cinema RAW Light, and built-in 9-stop ND.
$7,999
Launch priceReleased Sep 2024
Sony
Alpha 7 IV
33MP hybrid all-rounder with 10-bit 4K 60p and AI-powered subject tracking.
$2,499
Launch priceReleased Oct 2021
EOS C400 is 2.8 years newer.
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Wins
EOS C400
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 120 frames)
- BAlpha 7 IV has higher Resolution (33 MP vs 6.2 MP)
- BAlpha 7 IV has higher Max video bit rate (600 Mbps vs 200 Mbps)
- BAlpha 7 IV has lower Weight (658 g vs 1450 g)
- 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 C400
162 × 138 × 130 mm
1450 g (3.20 lb / 51.15 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 C400 is 31mm wider, 42mm taller, and 50mm thicker than Alpha 7 IV.
EOS C400 is 792 g heavier than Alpha 7 IV.
Depth (front-to-back): 130mm EOS C400 · 80mm Alpha 7 IV
Back view, to scale
Width × Height — same proportions as the front of the body.
EOS C400
162 × 138 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 C400
162 × 130 mm
Credit card
85.6 × 54 mm
Alpha 7 IV
131 × 80 mm
Sensor size, to scale
EOS C400
26.1 × 13.8 mm · APS-C
360 mm² area
Alpha 7 IV
35.9 × 23.9 mm · Full Frame
858 mm² area
2.4× larger sensor area = shallower depth of field and better low-light performance.
Lens ecosystem
Native lens selection
EOS C400
Canon RF
105+
native lenses available
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 C400
AF low-light limit
-6.5 EV vs -4 EV — lower is better
Codecs
Adds Cinema RAW Light, XF-AVC, Apple ProRes
Dimensions (W×H×D mm)
Adds 162, 138, 130
Burst (electronic)
20 fps vs 10 fps — higher is better
Pre-Capture / Pre-Release
Only EOS C400 supports it
4K max frame rate
120 fps vs 60 fps — higher is better
AF points / zones
1053 vs 759 — higher is better
Subject recognition
Adds Vehicle
Reasons to choose
Alpha 7 IV
Codecs
Adds XAVC HS, XAVC S, XAVC S-I…
Dimensions (W×H×D mm)
Adds 131.3, 96.4, 79.8
RAW buffer depth
828 frames vs 120 frames — higher is better
Resolution
33 MP vs 6.2 MP — higher is better
Max video bit rate
600 Mbps vs 200 Mbps — higher is better
Weight
658 g vs 1450 g — lower is better
AA filter
Only Alpha 7 IV supports it
ISO max (native)
51,200 vs 25,600 — higher is better
Both cameras share
- ✓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 (IBIS) — Both support in-body stabilization (ibis)
- ✓Weather sealing — Both support weather sealing
Pros & cons at a glance
Editorially curated highlights and trade-offs.
EOS C400
Pros
- ✓6K 60p internal
- ✓Built-in 9-stop ND
- ✓Dual gain sensor
- ✓RF mount
Cons
- –Super 35 only
- –Premium price
- –Large media needs
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 C400 and Alpha 7 IV at major authorized retailers.
Canon EOS C400
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 C400 or Alpha 7 IV?
Alpha 7 IV scores 9.0/10 versus 4.0/10 for EOS C400 — 33MP — ample resolution for portraits.
What's the resolution difference between the EOS C400 and Alpha 7 IV?
EOS C400 is 6.2 MP and Alpha 7 IV is 33 MP, so the Alpha 7 IV captures more detail for cropping and large prints.
Do the EOS C400 and Alpha 7 IV have in-body image stabilization?
EOS C400 has 7-stop in-body image stabilization, while Alpha 7 IV has 5.5-stop in-body image stabilization.
Which shoots faster bursts — the EOS C400 or the Alpha 7 IV?
EOS C400 reaches 20 fps electronic. Alpha 7 IV reaches 10 fps electronic.
What's the weight difference between the EOS C400 and Alpha 7 IV?
EOS C400 weighs 1450 g and Alpha 7 IV weighs 658 g, so the Alpha 7 IV is 792 g lighter.
Do the EOS C400 and Alpha 7 IV record 4K video?
EOS C400: 6K 60p (max), 4K up to 120p. Alpha 7 IV: 4K up to 60p.
Are the EOS C400 and Alpha 7 IV weather sealed?
EOS C400: Yes. Alpha 7 IV: Yes.
Which has better battery life?
Rated battery life is 640 shots (CIPA) for the EOS C400 and 580 shots for the Alpha 7 IV, giving the EOS C400 the edge.
How much does each cost?
EOS C400 launched at $7,999 and Alpha 7 IV at $2,499. The Alpha 7 IV is $5,500 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way EOS C400 vs Alpha 7 IV 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.