Insta360
X3
5.7K 360 camera with dual 1/2-inch 48MP sensors, 72MP photos, 4K single-lens mode, and IPX8 10m waterproofing.
$449
Released Sep 2022
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
X4 is 1.6 years newer.
Wins
X3
Wins
X4
7 categories tied
TL;DR — Key differences
- BX4 has higher RAW buffer depth (120 frames vs 60 frames)
- BX4 has higher 4K max frame rate (60 fps vs 30 fps)
- BX4 has higher Burst (mechanical) (8 fps vs 6 fps)
- BX4 has higher Burst (electronic) (20 fps vs 15 fps)
- BX4 has higher IBIS effectiveness (7 stops vs 6 stops)
Key specs at a glance
Size and weight, to scale
X3
46 × 114 × 33 mm
180 g (0.40 lb / 6.35 oz)
X4
46 × 124 × 38 mm
203 g (0.45 lb / 7.16 oz)
X3 is 10mm shorter and 5mm thinner than X4.
X3 is 23 g lighter than X4.
Depth (front-to-back): 33mm X3 · 38mm X4
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
X3
Dimensions (W×H×D mm)
Adds 114, 33.1
Internal RAW video
Only X3 supports it
Weight
180 g vs 203 g — lower is better
Reasons to choose
X4
Dimensions (W×H×D mm)
Adds 123.6, 37.6
RAW buffer depth
120 frames vs 60 frames — higher is better
4K max frame rate
60 fps vs 30 fps — higher is better
Burst (mechanical)
8 fps vs 6 fps — higher is better
Burst (electronic)
20 fps vs 15 fps — higher is better
IBIS effectiveness
7 stops vs 6 stops — higher is better
Both cameras share
- ✓Resolution — Both 72 MP
- ✓ISO min (native) — Both 100
- ✓ISO max (native) — Both 6,400
- ✓Pre-Capture / Pre-Release — Both support pre-capture / pre-release
- ✓Max video bit rate — Both 200 Mbps
- ✓Weather sealing — Both support weather sealing
Pros & cons at a glance
Editorially curated highlights and trade-offs.
X3
Pros
- ✓72MP 360 photos
- ✓5.7K60 360 video
- ✓Great value used
- ✓10m waterproof
Cons
- –No 8K vs X4
- –Single-lens capped at 4K30
- –Older AI editing
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
Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for video, X3 or X4?
X4 scores 6.5/10 versus 4.0/10 for X3 — 8K recording for future-proof footage.
What's the resolution difference between the X3 and X4?
Both cameras share the same 72 MP resolution.
Do the X3 and X4 have in-body image stabilization?
X3 does not have IBIS, while x4 does not have IBIS.
Which shoots faster bursts — the X3 or the X4?
X3 reaches 15 fps electronic. X4 reaches 20 fps electronic.
What's the weight difference between the X3 and X4?
X3 weighs 180 g and X4 weighs 203 g, so the X3 is 23 g lighter.
Do the X3 and X4 record 4K video?
X3: 4K up to 30p. X4: 8K (max), 4K up to 60p.
Are the X3 and X4 weather sealed?
X3: Yes. X4: Yes.
Which has better battery life?
Rated battery life is 640 shots (CIPA) for the X3 and 640 shots for the X4, giving the X4 the edge.
How much does each cost?
X3 launched at $449 and X4 at $499. The X3 is $50 less.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.