Insta360
X6
Flagship 8K 360 camera with dual Sony 1/1.1-inch square sensors, native 8K50 and in-camera Dolby Vision, 120MP stills, 2.32-inch OLED, 140-minute 8K30 runtime, and 20m waterproofing.
$700
Launch priceReleased Aug 2026
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
X6 is 5.9 years newer.
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Wins
X6
Wins
Alpha 7S III
1 categories tied
Which would you choose?
TL;DR — Key differences
- BAlpha 7S III has higher AF points / zones (759 vs 0)
- BAlpha 7S III has higher ISO max (native) (102,400 vs 6,400)
- AX6 has higher Resolution (120 MP vs 12.1 MP)
- AX6 has lower Weight (196 g vs 699 g)
- AX6 has higher Burst (electronic) (30 fps vs 10 fps)
Key specs at a glance
Size and weight, to scale
📸 Snap this size diff to share
X6
50 × 100 × 40 mm
196 g (0.43 lb / 6.91 oz)
Credit card
85.6 × 54 mm
for scale
Alpha 7S III
129 × 97 × 81 mm
699 g (1.54 lb / 24.66 oz)
X6 is 79mm narrower and 41mm thinner than Alpha 7S III but it is also 3mm taller.
X6 is 503 g lighter than Alpha 7S III.
Depth (front-to-back): 40mm X6 · 81mm Alpha 7S III
Back view, to scale
Width × Height — same proportions as the front of the body.
X6
50 × 100 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.
X6
50 × 40 mm
Credit card
85.6 × 54 mm
Alpha 7S III
129 × 81 mm
Sensor size, to scale
Alpha 7S III
35.6 × 23.8 mm · Full Frame
847 mm² area
Lens ecosystem
Native lens selection
X6: mount data unavailable
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
X6
Stabilization modes
Adds FlowState, 360° Horizon Lock, InstaFrame 2.0…
Dimensions (W×H×D mm)
Adds 50, 100, 40
Card types
Adds microSD
Resolution
120 MP vs 12.1 MP — higher is better
Weight
196 g vs 699 g — lower is better
Subject recognition
Adds Pet, Object
Burst (electronic)
30 fps vs 10 fps — higher is better
Pre-Capture / Pre-Release
Only X6 supports it
Reasons to choose
Alpha 7S III
AF points / zones
759 vs 0 — 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 6,400 — higher is better
Codecs
Adds XAVC HS, XAVC S, XAVC S-I…
Max video bit rate
600 Mbps vs 240 Mbps — higher is better
AA filter
Only Alpha 7S III supports it
Eye AF
Only Alpha 7S III supports it
Both cameras share
- ✓4K max frame rate — Both 120 fps
- ✓Weather sealing — Both support weather sealing
- ✓Touchscreen — Both support touchscreen
- ✓Wi-Fi — Both support wi-fi
- ✓Bluetooth — Both support bluetooth
Pros & cons at a glance
Editorially curated highlights and trade-offs.
X6
Pros
- ✓Dual Sony 1/1.1-inch sensors (1-inch equivalent 360)
- ✓Native 8K50 + in-camera Dolby Vision / 10-bit I-Log
- ✓120MP 360 photos; 5K60 / 4K120 single-lens
- ✓2600mAh Xtreme Battery: 140 min 8K30
- ✓20m waterproof + replaceable Lens 2.0
Cons
- –$700 Standard Bundle vs cheaper 360 rivals
- –8K50, not 8K60 vs Osmo 360 II
- –47GB usable built-in storage vs DJI 105GB
- –360 footage still needs reframing
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 X6 and Alpha 7S III at major authorized retailers.
Insta360 X6
Sony Alpha 7S III
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Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for sports, X6 or Alpha 7S III?
X6 scores 10.0/10 versus 5.5/10 for Alpha 7S III — 30fps burst — pro-level action capture.
What's the resolution difference between the X6 and Alpha 7S III?
X6 is 120 MP and Alpha 7S III is 12.1 MP, so the X6 captures more detail for cropping and large prints.
Do the X6 and Alpha 7S III have in-body image stabilization?
X6 uses FlowState 6-axis + 360° Horizon Lock (electronic), while Alpha 7S III has 5.5-stop in-body image stabilization.
Which shoots faster bursts — the X6 or the Alpha 7S III?
X6 reaches 30 fps electronic. Alpha 7S III reaches 10 fps electronic.
What's the weight difference between the X6 and Alpha 7S III?
X6 weighs 196 g and Alpha 7S III weighs 699 g, so the X6 is 503 g lighter.
Do the X6 and Alpha 7S III record 4K video?
X6: 8K 360 (max), 4K up to 120p. Alpha 7S III: 4K up to 120p.
Are the X6 and Alpha 7S III weather sealed?
X6: Yes. Alpha 7S III: Yes.
Which has better battery life?
Rated battery life is 520 shots (CIPA) for the X6 and 600 shots for the Alpha 7S III, giving the Alpha 7S III the edge.
How much does each cost?
X6 launched at $700 and Alpha 7S III at $3,499. The X6 is $2,799 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way X6 vs Alpha 7S III vs X comparison.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed September 2026.
Product images courtesy of Insta360 and Sony press materials.