Sony
Alpha 7S III
12MP low-light video specialist with 4K 120p, 16-bit RAW HDMI, and excellent autofocus.
$3,499
Released Sep 2020
Sony
ZV-1 II
Creator compact with 18–50mm zoom, Product Showcase, and vlog-first controls.
$899
Released May 2023
ZV-1 II is 2.8 years newer.
Wins
Alpha 7S III
Wins
ZV-1 II
1 categories tied
TL;DR — Key differences
- AAlpha 7S III has higher IBIS effectiveness (5.5 stops vs 0 stops)
- AAlpha 7S III has higher ISO max (native) (102,400 vs 12,800)
- AAlpha 7S III has higher 4K max frame rate (120 fps vs 30 fps)
- AAlpha 7S III has higher Max video bit rate (600 Mbps vs 150 Mbps)
- AAlpha 7S III has higher AF points / zones (759 vs 315)
Key specs at a glance
Size and weight, to scale
Alpha 7S III
129 × 97 × 81 mm
699 g (1.54 lb / 24.66 oz)
ZV-1 II
106 × 60 × 47 mm
292 g (0.64 lb / 10.30 oz)
Alpha 7S III is 23mm wider, 37mm taller, and 34mm thicker than ZV-1 II.
Alpha 7S III is 407 g heavier than ZV-1 II.
Depth (front-to-back): 81mm Alpha 7S III · 47mm ZV-1 II
Sensor size, to scale
Alpha 7S III
35.6 × 23.8 mm · Full Frame
847 mm² area
ZV-1 II
13.2 × 8.8 mm · 1″
116 mm² area
7.3× larger sensor area = shallower depth of field and better low-light performance.
Lens ecosystem
Native lens selection
Alpha 7S III
✓ more lensesSony E
350+
native lenses available
ZV-1 II: mount data unavailable
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 7S III
AF low-light limit
-6 EV vs -4 EV — lower is better
IBIS effectiveness
5.5 stops vs 0 stops — higher is better
Dimensions (W×H×D mm)
Adds 128.9, 96.9, 80.8
Card types
Adds CFexpress Type A, SD UHS-II
ISO max (native)
102,400 vs 12,800 — higher is better
4K max frame rate
120 fps vs 30 fps — higher is better
Max video bit rate
600 Mbps vs 150 Mbps — higher is better
Codecs
Adds XAVC HS, XAVC S-I, H.265
Reasons to choose
ZV-1 II
Dimensions (W×H×D mm)
Adds 105.5, 60, 46.7
Card types
Adds SD UHS-I, Memory Stick Duo
Burst (mechanical)
24 fps vs 10 fps — higher is better
Burst (electronic)
24 fps vs 10 fps — higher is better
Weight
292 g vs 699 g — lower is better
Resolution
20.1 MP vs 12.1 MP — higher is better
Both cameras share
- ✓AA filter — Both support aa filter
- ✓AF frame coverage — Both 94 %
- ✓Eye AF — Both support eye af
- ✓Animal / bird AF — Both support animal / bird af
- ✓Touchscreen — Both support touchscreen
- ✓Wi-Fi — Both support wi-fi
Pros & cons at a glance
Editorially curated highlights and trade-offs.
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
ZV-1 II
Pros
- ✓Built for vlogging
- ✓18–50mm versatile zoom
- ✓Bokeh Switch
Cons
- –1-inch sensor
- –Fixed lens
- –No EVF
Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for landscape, Alpha 7S III or ZV-1 II?
Alpha 7S III scores 5.5/10 versus 0.0/10 for ZV-1 II — Full-frame sensor — wider dynamic range.
What's the resolution difference between the Alpha 7S III and ZV-1 II?
Alpha 7S III is 12.1 MP and ZV-1 II is 20.1 MP, so the ZV-1 II captures more detail for cropping and large prints.
Do the Alpha 7S III and ZV-1 II have in-body image stabilization?
Alpha 7S III has 5.5-stop in-body image stabilization, while zV-1 II does not have IBIS.
Which shoots faster bursts — the Alpha 7S III or the ZV-1 II?
Alpha 7S III reaches 10 fps electronic. ZV-1 II reaches 24 fps electronic.
What's the weight difference between the Alpha 7S III and ZV-1 II?
Alpha 7S III weighs 699 g and ZV-1 II weighs 292 g, so the ZV-1 II is 407 g lighter.
Do the Alpha 7S III and ZV-1 II record 4K video?
Alpha 7S III: 4K up to 120p. ZV-1 II: 4K up to 30p.
Are the Alpha 7S III and ZV-1 II weather sealed?
Alpha 7S III: Yes. ZV-1 II: No.
Which has better battery life?
Rated battery life is 600 shots (CIPA) for the Alpha 7S III and 290 shots for the ZV-1 II, giving the Alpha 7S III the edge.
How much does each cost?
Alpha 7S III launched at $3,499 and ZV-1 II at $899. The ZV-1 II is $2,600 less.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.