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X3

Insta360

X3

5.7K 360 camera with dual 1/2-inch 48MP sensors, 72MP photos, 4K single-lens mode, and IPX8 10m waterproofing.

$449

Launch price

Released Sep 2022

vs
Alpha 1 II

Sony

Alpha 1 II

50MP stacked flagship with 30fps RAW, 8K video, and Sony's fastest hybrid performance.

$6,499

Launch price

Released Nov 2024

Alpha 1 II is 2.2 years newer.

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Wins

4categories

X3

Travel

Wins

8categories

Alpha 1 II

Sports & ActionVideo & Hybrid

1 categories tied

Which would you choose?

TL;DR — Key differences

X3 wins 1 categories·Alpha 1 II wins 4 categories
  • BAlpha 1 II has higher AF points / zones (759 vs 0)
  • BAlpha 1 II has higher ISO max (native) (32,000 vs 6,400)
  • AX3 has lower Weight (180 g vs 743 g)
  • BAlpha 1 II has higher 4K max frame rate (120 fps vs 30 fps)
  • BAlpha 1 II has higher RAW buffer depth (200 frames vs 60 frames)

Key specs at a glance

X3Alpha 1 II
Resolution72 MP50.1 MP
Sensor1/2"Full Frame
ISO max6,40032,000
Burst15 fps30 fps
4K30 fps120 fps
IBISNo8.5-stop
Weight180 g743 g
Battery640 shots520 shots

Size and weight, to scale

X3 front view

X3

46 × 114 × 33 mm

180 g (0.40 lb / 6.35 oz)

Credit card shown to scale as a size reference (ISO 7810, 85.6 × 54 mm)

Credit card

85.6 × 54 mm

for scale

Alpha 1 II front view

Alpha 1 II

136 × 97 × 83 mm

743 g (1.64 lb / 26.21 oz)

X3 is 90mm narrower and 50mm thinner than Alpha 1 II but it is also 17mm taller.

X3 is 563 g lighter than Alpha 1 II.

Depth (front-to-back): 33mm X3 · 83mm Alpha 1 II

Back view, to scale

Width × Height — same proportions as the front of the body.

X3 back view

X3

46 × 114 mm

Credit card shown to scale as a size reference (ISO 7810, 85.6 × 54 mm)

Credit card

85.6 × 54 mm

Alpha 1 II

136 × 97 mm

Top view, to scale

Width × Depth (front-to-back) — see which body is chunkier on the table.

X3 top view

X3

46 × 33 mm

Credit card shown to scale as a size reference (ISO 7810, 85.6 × 54 mm)

Credit card

85.6 × 54 mm

Alpha 1 II

136 × 83 mm

Sensor size, to scale

Alpha 1 II

35.9 × 24 mm · Full Frame

862 mm² area

Lens ecosystem

Native lens selection

X3: mount data unavailable

Alpha 1 II

✓ more lenses

Sony E

350+

native lenses available

80 first-party270 third-party

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

Use caseX3Alpha 1 II
Portrait
3.0Limited
8.5Excellent✓ wins
Sports & Action
5.0Fair
10.0Excellent✓ wins
Video & Hybrid
4.0Fair
9.5Excellent✓ wins
Landscape
5.0Fair
9.0Excellent✓ wins
Travel
7.0Good✓ wins
6.0Good
Wildlife
4.5Fair
9.5Excellent✓ wins
Vlogging
4.0Fair
5.5Fair✓ wins

Why pick one over the other

Reasons to choose

X3

  • Stabilization modes

    Adds FlowState, 360° Horizon Lock, Active HDR

  • Dimensions (W×H×D mm)

    Adds 46, 114, 33.1

  • Card types

    Adds microSD

  • Weight

    180 g vs 743 g — lower is better

  • Resolution

    72 MP vs 50.1 MP — higher is better

  • 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

Alpha 1 II

  • AF points / zones

    759 vs 0 — higher is better

  • Subject recognition

    Adds Human, Animal, Bird…

  • Dimensions (W×H×D mm)

    Adds 136.1, 96.9, 82.9

  • Card types

    Adds CFexpress Type A, SD UHS-II

  • ISO max (native)

    32,000 vs 6,400 — higher is better

  • 4K max frame rate

    120 fps vs 30 fps — higher is better

  • RAW buffer depth

    200 frames vs 60 frames — higher is better

  • Codecs

    Adds XAVC HS, XAVC S, XAVC S-I

Both cameras share

  • ISO min (native)Both 100
  • Pre-Capture / Pre-ReleaseBoth support pre-capture / pre-release
  • Internal RAW videoBoth support internal raw video
  • Weather sealingBoth support weather sealing
  • TouchscreenBoth support touchscreen
  • Wi-FiBoth support wi-fi

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

Alpha 1 II

Pros

  • 50MP stacked sensor
  • 30fps blackout-free burst
  • 8K 30p video
  • Best Sony AF

Cons

  • Very expensive
  • Complex menus
  • Large files

Decided which one is right for you?

Compare live prices for the X3 and Alpha 1 II at major authorized retailers.

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Full specifications

= category winner

X3
Alpha 1 II
Resolution
72 MP+44%
50.1 MP
Sensor type
Dual 1/2" CMOS (360°)
Full Frame Stacked Exmor RS CMOS
Sensor size
1/2"
35.9 × 24.0 mm
AA filter
Yes
X3
Alpha 1 II
Aperture
f/1.9
Focal length (35mm equiv.)
6.7 mm
X3
Alpha 1 II
Processor
Image processor
BIONZ XR + AI processing unit
X3
Alpha 1 II
ISO min (native)
100
100
ISO max (native)
6,400
32,000+2.3 stops
ISO max (expanded)
6,400
102,400
X3
Alpha 1 II
Shutter type
Electronic shutter
Mechanical + Electronic
Max mechanical speed
1/8000 sec
1/8000 sec
Max electronic speed
1/8000 sec
1/32000 sec

Frequently asked

Quick answers generated from verified specs.

Which is better for portraits, X3 or Alpha 1 II?

Alpha 1 II scores 8.5/10 versus 3.0/10 for X3 — 50.1MP — excellent for large prints and crops.

What's the resolution difference between the X3 and Alpha 1 II?

X3 is 72 MP and Alpha 1 II is 50.1 MP, so the X3 captures more detail for cropping and large prints.

Do the X3 and Alpha 1 II have in-body image stabilization?

X3 uses FlowState + 360° Horizon Lock (electronic), while Alpha 1 II has 8.5-stop in-body image stabilization.

Which shoots faster bursts — the X3 or the Alpha 1 II?

X3 reaches 15 fps electronic. Alpha 1 II reaches 30 fps electronic.

What's the weight difference between the X3 and Alpha 1 II?

X3 weighs 180 g and Alpha 1 II weighs 743 g, so the X3 is 563 g lighter.

Do the X3 and Alpha 1 II record 4K video?

X3: 4K up to 30p. Alpha 1 II: 8K (max), 4K up to 120p.

Are the X3 and Alpha 1 II weather sealed?

X3: Yes. Alpha 1 II: Yes.

Which has better battery life?

Rated battery life is 640 shots (CIPA) for the X3 and 520 shots for the Alpha 1 II, giving the X3 the edge.

How much does each cost?

X3 launched at $449 and Alpha 1 II at $6,499. The X3 is $6,050 less.

Can't decide between two? Compare a third camera.

Add any camera to get a three-way X3 vs Alpha 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 Sony press materials.