Insta360
GO Ultra
Tiny wearable action camera with magnetic mounting, 4K video, and FlowState stabilization.
$299
Launch priceReleased Aug 2024
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
GO Ultra is 4 months newer.
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Wins
GO Ultra
Wins
X4
6 categories tied
Which would you choose?
TL;DR — Key differences
- AGO Ultra has lower Weight (39 g vs 203 g)
- AGO Ultra has higher ISO max (native) (25,600 vs 6,400)
- BX4 has higher RAW buffer depth (120 frames vs 60 frames)
- AGO Ultra has higher Card slots (2 vs 1)
- BX4 has higher Resolution (72 MP vs 48 MP)
Key specs at a glance
Size and weight, to scale
📸 Snap this size diff to shareGO Ultra
53 × 23 × 23 mm
39 g (0.09 lb / 1.38 oz)
Credit card
85.6 × 54 mm
for scale
X4
46 × 124 × 38 mm
203 g (0.45 lb / 7.16 oz)
GO Ultra is 101mm shorter and 15mm thinner than X4 but it is also 7mm wider.
GO Ultra is 164 g lighter than X4.
Depth (front-to-back): 23mm GO Ultra · 38mm X4
Back view, to scale
Width × Height — same proportions as the front of the body.
GO Ultra
53 × 23 mm
Credit card
85.6 × 54 mm
X4
46 × 124 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
GO Ultra
53 × 23 mm
Credit card
85.6 × 54 mm
X4
46 × 38 mm
Sensor size, to scale
GO Ultra
10.5 × 7.9 mm · Compact
83 mm² area
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
GO Ultra
Subject recognition
Adds Human, Animal, Bird…
Dimensions (W×H×D mm)
Adds 53, 23, 23
Card types
Adds SD UHS-II
Weight
39 g vs 203 g — lower is better
ISO max (native)
25,600 vs 6,400 — higher is better
AA filter
Only GO Ultra supports it
Eye AF
Only GO Ultra supports it
Animal / bird AF
Only GO Ultra supports it
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
RAW buffer depth
120 frames vs 60 frames — higher is better
Resolution
72 MP vs 48 MP — 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
- ✓ISO min (native) — Both 100
- ✓Pre-Capture / Pre-Release — Both support pre-capture / pre-release
- ✓4K max frame rate — Both 60 fps
- ✓Max video bit rate — Both 200 Mbps
- ✓Weather sealing — Both support weather sealing
- ✓Waterproof depth — Both 10 m
Pros & cons at a glance
Editorially curated highlights and trade-offs.
GO Ultra
Pros
- ✓Ultra tiny 39g body
- ✓Magnetic mount system
- ✓4K video
- ✓Wearable POV
Cons
- –Small sensor
- –Short battery life
- –Limited manual control
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
Decided which one is right for you?
Compare live prices for the GO Ultra and X4 at major authorized retailers.
Insta360 GO Ultra
Insta360 X4
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Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for portraits, GO Ultra or X4?
GO Ultra scores 6.0/10 versus 3.0/10 for X4 — 48MP — excellent for large prints and crops.
What's the resolution difference between the GO Ultra and X4?
GO Ultra is 48 MP and X4 is 72 MP, so the X4 captures more detail for cropping and large prints.
Do the GO Ultra and X4 have in-body image stabilization?
GO Ultra has 6-stop in-body image stabilization, while X4 uses FlowState + 360° Horizon Lock (electronic).
Which shoots faster bursts — the GO Ultra or the X4?
GO Ultra reaches 15 fps electronic. X4 reaches 20 fps electronic.
What's the weight difference between the GO Ultra and X4?
GO Ultra weighs 39 g and X4 weighs 203 g, so the GO Ultra is 164 g lighter.
Do the GO Ultra and X4 record 4K video?
GO Ultra: 4K up to 60p. X4: 8K (max), 4K up to 60p.
Are the GO Ultra and X4 weather sealed?
GO Ultra: Yes. X4: Yes.
Which has better battery life?
Rated battery life is 640 shots (CIPA) for the GO Ultra and 640 shots for the X4, giving the X4 the edge.
How much does each cost?
GO Ultra launched at $299 and X4 at $499. The GO Ultra is $200 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way GO Ultra vs X4 vs X comparison.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed June 2026.
Product images courtesy of Insta360 press materials.