Insta360
X4
8K 360 action camera with dual 1/2-inch sensors, 72MP photos, 4K60 single-lens mode, FlowState stabilization, and 10m waterproofing.
$499
Launch priceReleased Apr 2024
OM System
OM-1 II
Flagship MFT with stacked sensor, 120fps, and pro wildlife features.
$2,399
Launch priceReleased Feb 2024
X4 is 2 months newer.
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Wins
X4
Wins
OM-1 II
2 categories tied
Which would you choose?
TL;DR — Key differences
- BOM-1 II has higher AF points / zones (1053 vs 0)
- BOM-1 II has higher ISO max (native) (102,400 vs 6,400)
- BOM-1 II has higher Burst (electronic) (120 fps vs 20 fps)
- AX4 has higher Resolution (72 MP vs 20.4 MP)
- AX4 has lower Weight (203 g vs 599 g)
Key specs at a glance
Size and weight, to scale
📸 Snap this size diff to share
X4
46 × 124 × 38 mm
203 g (0.45 lb / 7.16 oz)
Credit card
85.6 × 54 mm
for scale
OM-1 II
135 × 92 × 73 mm
599 g (1.32 lb / 21.13 oz)
X4 is 89mm narrower and 35mm thinner than OM-1 II but it is also 32mm taller.
X4 is 396 g lighter than OM-1 II.
Depth (front-to-back): 38mm X4 · 73mm OM-1 II
Back view, to scale
Width × Height — same proportions as the front of the body.
X4
46 × 124 mm
Credit card
85.6 × 54 mm
OM-1 II
135 × 92 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
X4
46 × 38 mm
Credit card
85.6 × 54 mm
OM-1 II
135 × 73 mm
Sensor size, to scale
OM-1 II
17.4 × 13 mm · Compact / large-type
226 mm² area
Lens ecosystem
Native lens selection
X4: mount data unavailable
OM-1 II
✓ more lensesMicro Four Thirds
130+
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
Stabilization modes
Adds FlowState, 360° Horizon Lock, Active HDR
Dimensions (W×H×D mm)
Adds 46, 123.6, 37.6
Card types
Adds microSD
Resolution
72 MP vs 20.4 MP — higher is better
Weight
203 g vs 599 g — lower is better
Headphone jack (3.5mm)
Only X4 supports it
Max video bit rate
200 Mbps vs 150 Mbps — higher is better
Battery life (CIPA)
640 shots vs 520 shots — higher is better
Reasons to choose
OM-1 II
AF points / zones
1053 vs 0 — higher is better
Subject recognition
Adds People, Birds, Animals…
Dimensions (W×H×D mm)
Adds 134.8, 91.6, 72.7
Card types
Adds SD UHS-II, SD UHS-I
ISO max (native)
102,400 vs 6,400 — higher is better
Burst (electronic)
120 fps vs 20 fps — higher is better
Eye AF
Only OM-1 II supports it
Animal / bird AF
Only OM-1 II supports it
Both cameras share
- ✓Pre-Capture / Pre-Release — Both support pre-capture / pre-release
- ✓4K max frame rate — Both 60 fps
- ✓Weather sealing — Both support weather sealing
- ✓Card slots — Both 1
- ✓Touchscreen — Both support touchscreen
- ✓Wi-Fi — Both support wi-fi
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
OM-1 II
Pros
- ✓120fps stills
- ✓Stacked MFT
- ✓IP53 weather sealing
- ✓Computational features
Cons
- –MFT sensor size
- –Smaller ecosystem
- –Menu complexity
Decided which one is right for you?
Compare live prices for the X4 and OM-1 II at major authorized retailers.
Insta360 X4
OM System OM-1 II
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Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for sports, X4 or OM-1 II?
OM-1 II scores 10.0/10 versus 7.0/10 for X4 — 120fps burst — pro-level action capture.
What's the resolution difference between the X4 and OM-1 II?
X4 is 72 MP and OM-1 II is 20.4 MP, so the X4 captures more detail for cropping and large prints.
Do the X4 and OM-1 II have in-body image stabilization?
X4 uses FlowState + 360° Horizon Lock (electronic), while OM-1 II has 8.5-stop in-body image stabilization.
Which shoots faster bursts — the X4 or the OM-1 II?
X4 reaches 20 fps electronic. OM-1 II reaches 120 fps electronic.
What's the weight difference between the X4 and OM-1 II?
X4 weighs 203 g and OM-1 II weighs 599 g, so the X4 is 396 g lighter.
Do the X4 and OM-1 II record 4K video?
X4: 8K (max), 4K up to 60p. OM-1 II: 4K up to 60p.
Are the X4 and OM-1 II weather sealed?
X4: Yes. OM-1 II: Yes.
Which has better battery life?
Rated battery life is 640 shots (CIPA) for the X4 and 520 shots for the OM-1 II, giving the X4 the edge.
How much does each cost?
X4 launched at $499 and OM-1 II at $2,399. The X4 is $1,900 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way X4 vs OM-1 II vs X comparison.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed July 2026.
Product images courtesy of Insta360 and OM System press materials.