Sony
Alpha 7C II
Compact 33MP full-frame with AI AF, 4K 60p, and travel-friendly body.
$2,199
Launch priceReleased Oct 2023
Sony
Alpha 7S III
12MP low-light video specialist with 4K 120p, 16-bit RAW HDMI, and excellent autofocus.
$3,499
Launch priceReleased Sep 2020
Alpha 7C II is 3.1 years newer.
Affiliate disclosure: As an Amazon Associate, Cameraegg earns from qualifying purchases. Cameraegg may also earn commission from B&H links, at no extra cost to you.
Wins
Alpha 7C II
Wins
Alpha 7S III
5 categories tied
Which would you choose?
TL;DR — Key differences
- BAlpha 7S III has higher EVF resolution (9,437,184 vs 2,359,296)
- AAlpha 7C II has higher Resolution (33 MP vs 12.1 MP)
- BAlpha 7S III has higher RAW buffer depth (120 frames vs 44 frames)
- BAlpha 7S III has higher Max video bit rate (600 Mbps vs 240 Mbps)
- BAlpha 7S III has higher 4K max frame rate (120 fps vs 59.94 fps)
Key specs at a glance
Size and weight, to scale
📸 Snap this size diff to share
Alpha 7C II
124 × 71 × 63 mm
514 g (1.13 lb / 18.13 oz)
Credit card
85.6 × 54 mm
for scale
Alpha 7S III
129 × 97 × 81 mm
699 g (1.54 lb / 24.66 oz)
Alpha 7C II is 5mm narrower, 26mm shorter, and 17mm thinner than Alpha 7S III.
Alpha 7C II is 185 g lighter than Alpha 7S III.
Depth (front-to-back): 63mm Alpha 7C II · 81mm Alpha 7S III
Back view, to scale
Width × Height — same proportions as the front of the body.
Alpha 7C II
124 × 71 mm
Credit card
85.6 × 54 mm
Alpha 7S III
129 × 97 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
Alpha 7C II
124 × 63 mm
Credit card
85.6 × 54 mm
Alpha 7S III
129 × 81 mm
Sensor size, to scale
Alpha 7C II
35.9 × 23.9 mm · Full Frame
858 mm² area
Alpha 7S III
35.6 × 23.8 mm · Full Frame
847 mm² area
Lens ecosystem
Native lens selection
Alpha 7C II
✓ more lensesSony E
350+
native lenses available
Alpha 7S III
✓ 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
Alpha 7C II
Dimensions (W×H×D mm)
Adds 124, 71.1, 63.4
Card types
Adds SD, SDHC, SDXC
Subject recognition
Adds Bird, Insect, Car/Train…
Resolution
33 MP vs 12.1 MP — higher is better
Weight
514 g vs 699 g — lower is better
IBIS effectiveness
7 stops vs 5.5 stops — higher is better
Reasons to choose
Alpha 7S III
AF low-light limit
-6 EV vs -4 EV — lower is better
Dimensions (W×H×D mm)
Adds 128.9, 96.9, 80.8
Card types
Adds CFexpress Type A, SD UHS-II
EVF resolution
9,437,184 vs 2,359,296 — higher is better
RAW buffer depth
120 frames vs 44 frames — higher is better
Max video bit rate
600 Mbps vs 240 Mbps — higher is better
4K max frame rate
120 fps vs 59.94 fps — higher is better
ISO max (native)
102,400 vs 51,200 — higher is better
Both cameras share
- ✓AA filter — Both support aa filter
- ✓AF points / zones — Both 759
- ✓AF frame coverage — Both 94 %
- ✓Eye AF — Both support eye af
- ✓Animal / bird AF — Both support animal / bird af
- ✓Burst (mechanical) — Both 10 fps
Pros & cons at a glance
Editorially curated highlights and trade-offs.
Alpha 7C II
Pros
- ✓Compact full-frame
- ✓33MP sensor
- ✓AI subject recognition
- ✓4K 60p
Cons
- –Small grip
- –Single card slot
- –Micro HDMI
Alpha 7S III
Pros
- ✓Best-in-class low light
- ✓4K 120p
- ✓Full-size HDMI
- ✓Strong IBIS
Cons
- –12MP stills limit
- –Older generation now
- –No 8K
Decided which one is right for you?
Compare live prices for the Alpha 7C II and Alpha 7S III at major authorized retailers.
Sony Alpha 7C II
Sony Alpha 7S III
Affiliate disclosure: As an Amazon Associate, Cameraegg earns from qualifying purchases. Cameraegg may also earn commission from B&H links, at no extra cost to you.
Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for video, Alpha 7C II or Alpha 7S III?
Alpha 7S III scores 8.0/10 versus 5.0/10 for Alpha 7C II — 4K recording.
What's the resolution difference between the Alpha 7C II and Alpha 7S III?
Alpha 7C II is 33 MP and Alpha 7S III is 12.1 MP, so the Alpha 7C II captures more detail for cropping and large prints.
Do the Alpha 7C II and Alpha 7S III have in-body image stabilization?
Alpha 7C II has 7-stop in-body image stabilization, while Alpha 7S III has 5.5-stop in-body image stabilization.
Which shoots faster bursts — the Alpha 7C II or the Alpha 7S III?
Alpha 7C II reaches 10 fps electronic. Alpha 7S III reaches 10 fps electronic.
What's the weight difference between the Alpha 7C II and Alpha 7S III?
Alpha 7C II weighs 514 g and Alpha 7S III weighs 699 g, so the Alpha 7C II is 185 g lighter.
Do the Alpha 7C II and Alpha 7S III record 4K video?
Alpha 7C II: 4K up to 59.94p. Alpha 7S III: 4K up to 120p.
Are the Alpha 7C II and Alpha 7S III weather sealed?
Alpha 7C II: Yes. Alpha 7S III: Yes.
Which has better battery life?
Rated battery life is 530 shots (CIPA) for the Alpha 7C II and 600 shots for the Alpha 7S III, giving the Alpha 7S III the edge.
How much does each cost?
Alpha 7C II launched at $2,199 and Alpha 7S III at $3,499. The Alpha 7C II is $1,300 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way Alpha 7C II vs Alpha 7S III vs X comparison.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed July 2026.
Product images courtesy of Sony press materials.