Insta360
X4
8K 360 action camera with dual 1/2-inch sensors, 72MP photos, 4K60 single-lens mode, FlowState stabilization, and 10m waterproofing.
$499
Released Apr 2024
Sony
Alpha 7R VI
66.8MP fully-stacked full-frame high-resolution body with 30fps bursts, 8K 30p, 4K 120p, and Sony's new BIONZ XR2 engine.
$4,499
Released Jun 2026
Alpha 7R VI is 2.2 years newer.
Wins
X4
Wins
Alpha 7R VI
1 categories tied
TL;DR — Key differences
- BAlpha 7R VI has higher AF points / zones (759 vs 0)
- BAlpha 7R VI has higher ISO max (native) (32,000 vs 6,400)
- AX4 has lower Weight (203 g vs 713 g)
- BAlpha 7R VI has higher Max video bit rate (600 Mbps vs 200 Mbps)
- BAlpha 7R VI has higher 4K max frame rate (120 fps vs 60 fps)
Key specs at a glance
Size and weight, to scale
X4
46 × 124 × 38 mm
203 g (0.45 lb / 7.16 oz)
Alpha 7R VI
133 × 97 × 83 mm
713 g (1.57 lb / 25.15 oz)
X4 is 87mm narrower and 45mm thinner than Alpha 7R VI but it is also 27mm taller.
X4 is 510 g lighter than Alpha 7R VI.
Depth (front-to-back): 38mm X4 · 83mm Alpha 7R VI
Back view, to scale
Width × Height — same proportions as the front of the body.
X4
46 × 124 mm
Alpha 7R VI
133 × 97 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
X4
46 × 38 mm
Alpha 7R VI
133 × 83 mm
Sensor size, to scale
Alpha 7R VI
35.9 × 24 mm · Full Frame
862 mm² area
Lens ecosystem
Native lens selection
X4: mount data unavailable
Alpha 7R VI
✓ 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
X4
Dimensions (W×H×D mm)
Adds 46, 123.6, 37.6
Card types
Adds microSD
Weight
203 g vs 713 g — lower is better
Pre-Capture / Pre-Release
Only X4 supports it
Weather sealing
Only X4 supports it
Resolution
72 MP vs 66.8 MP — higher is better
Battery life (CIPA)
640 shots vs 600 shots — higher is better
Reasons to choose
Alpha 7R VI
AF points / zones
759 vs 0 — higher is better
Subject recognition
Adds Human, Animal, Bird…
Dimensions (W×H×D mm)
Adds 132.7, 96.9, 82.9
Card types
Adds CFexpress Type A, SDXC UHS-II
ISO max (native)
32,000 vs 6,400 — higher is better
Max video bit rate
600 Mbps vs 200 Mbps — higher is better
Codecs
Adds XAVC HS, XAVC S, XAVC S-I
Eye AF
Only Alpha 7R VI supports it
Both cameras share
- ✓ISO min (native) — Both 100
- ✓Touchscreen — Both support touchscreen
- ✓Wi-Fi — Both support wi-fi
- ✓Bluetooth — Both support bluetooth
- ✓Microphone jack (3.5mm) — Both support microphone jack (3.5mm)
- ✓Headphone jack (3.5mm) — Both support headphone jack (3.5mm)
Pros & cons at a glance
Editorially curated highlights and trade-offs.
X4
Pros
- ✓8K 360 video
- ✓72MP 360 photos
- ✓4K60 single-lens mode
- ✓10m waterproof
Cons
- –360 workflow needs reframing
- –8K runtime ~75 min
- –Larger than Ace Pro
Alpha 7R VI
Pros
- ✓66.8MP fully-stacked Exmor RS sensor
- ✓30fps blackout-free electronic burst
- ✓8K 30p and 4K 120p video
- ✓8.5-stop in-body stabilization
- ✓9.44M-dot HDR OLED EVF
Cons
- –Very expensive
- –Large files demand fast cards and storage
- –8K workflow can be heavy
Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for portraits, X4 or Alpha 7R VI?
Alpha 7R VI scores 8.5/10 versus 3.0/10 for X4 — 66.8MP — excellent for large prints and crops.
What's the resolution difference between the X4 and Alpha 7R VI?
X4 is 72 MP and Alpha 7R VI is 66.8 MP, so the X4 captures more detail for cropping and large prints.
Do the X4 and Alpha 7R VI have in-body image stabilization?
X4 does not have IBIS, while alpha 7R VI has in-body image stabilization.
Which shoots faster bursts — the X4 or the Alpha 7R VI?
X4 reaches 20 fps electronic. Alpha 7R VI reaches 30 fps electronic.
What's the weight difference between the X4 and Alpha 7R VI?
X4 weighs 203 g and Alpha 7R VI weighs 713 g, so the X4 is 510 g lighter.
Do the X4 and Alpha 7R VI record 4K video?
X4: 8K (max), 4K up to 60p. Alpha 7R VI: 8K (max), 4K up to 120p.
Are the X4 and Alpha 7R VI weather sealed?
X4: Yes. Alpha 7R VI: No.
Which has better battery life?
Rated battery life is 640 shots (CIPA) for the X4 and 600 shots for the Alpha 7R VI, giving the X4 the edge.
How much does each cost?
X4 launched at $499 and Alpha 7R VI at $4,499. The X4 is $4,000 less.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.
Product images courtesy of Insta360 and Sony press materials.