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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

vs

Sony

PXW-Z300

Flagship 3-CMOS XDCAM with 1/2-inch Exmor R sensors, 17x f/1.9 zoom, AI subject AF, 4K60p, flexible LCD arm, and content authentication.

$8,298

Launch price

Released Oct 2025

PXW-Z300 is 10 months newer.

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Wins

5categories

Alpha 1 II

Sports & ActionVideo & Hybrid

Wins

4categories

PXW-Z300

Sports & ActionWildlife

9 categories tied

Which would you choose?

TL;DR — Key differences

Alpha 1 II wins 3 categories·PXW-Z300 wins 2 categories
  • AAlpha 1 II has higher Resolution (50.1 MP vs 8.3 MP)
  • BPXW-Z300 has higher Max video bit rate (600 Mbps vs 150 Mbps)
  • AAlpha 1 II has higher EVF refresh rate (240 Hz vs 120 Hz)
  • AAlpha 1 II has higher EVF resolution (9,437,184 vs 5,760,000)
  • BPXW-Z300 has higher ISO max (native) (51,200 vs 32,000)

Key specs at a glance

Alpha 1 IIPXW-Z300
Resolution50.1 MP8.3 MP
SensorFull FrameMFT
ISO max32,00051,200
Burst30 fps30 fps
4K120 fps120 fps
IBIS8.5-stop8-stop
Weight743 g580 g
Battery520 shots520 shots

Size and weight, to scale

Alpha 1 II front view

Alpha 1 II

136 × 97 × 83 mm

743 g (1.64 lb / 26.21 oz)

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

Credit card

85.6 × 54 mm

for scale

PXW-Z300

134 × 91 × 72 mm

580 g (1.28 lb / 20.46 oz)

Alpha 1 II is 2mm wider, 6mm taller, and 11mm thicker than PXW-Z300.

Alpha 1 II is 163 g heavier than PXW-Z300.

Depth (front-to-back): 83mm Alpha 1 II · 72mm PXW-Z300

Sensor size, to scale

Alpha 1 II

35.9 × 24 mm · Full Frame

862 mm² area

PXW-Z300

17.3 × 13 mm · Micro Four Thirds

225 mm² area

3.8× larger sensor area = shallower depth of field and better low-light performance.

Lens ecosystem

Native lens selection

Alpha 1 II

✓ more lenses

Sony E

350+

native lenses available

80 first-party270 third-party

PXW-Z300: mount data unavailable

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 caseAlpha 1 IIPXW-Z300
Portrait
8.5Excellent✓ wins
4.0Fair
Sports & Action
10.0Excellent
10.0Excellent
Video & Hybrid
9.5Excellent
9.5Excellent
Landscape
9.0Excellent✓ wins
3.5Limited
Travel
6.0Good
7.0Good✓ wins
Wildlife
9.5Excellent
10.0Excellent✓ wins
Vlogging
5.5Fair
7.0Good✓ wins

Why pick one over the other

Reasons to choose

Alpha 1 II

  • Dimensions (W×H×D mm)

    Adds 136.1, 96.9, 82.9

  • Resolution

    50.1 MP vs 8.3 MP — higher is better

  • Codecs

    Adds XAVC HS, XAVC S, XAVC S-I

  • Subject recognition

    Adds Insect, Car/Train, Airplane

  • Card types

    Adds CFexpress Type A

  • EVF refresh rate

    240 Hz vs 120 Hz — higher is better

  • EVF resolution

    9,437,184 vs 5,760,000 — higher is better

  • EVF magnification

    0.9 × vs 0.78 × — higher is better

Reasons to choose

PXW-Z300

  • Dimensions (W×H×D mm)

    Adds 134, 91, 72

  • Max video bit rate

    600 Mbps vs 150 Mbps — higher is better

  • Card types

    Adds CFexpress Type B

  • ISO max (native)

    51,200 vs 32,000 — higher is better

  • Codecs

    Adds ProRes

  • Subject recognition

    Adds Vehicle

  • Weight

    580 g vs 743 g — lower is better

  • Burst (mechanical)

    12 fps vs 10 fps — higher is better

Both cameras share

  • AA filterBoth support aa filter
  • ISO min (native)Both 100
  • AF points / zonesBoth 759
  • AF frame coverageBoth 94 %
  • Eye AFBoth support eye af
  • Animal / bird AFBoth support animal / bird af

Pros & cons at a glance

Editorially curated highlights and trade-offs.

Alpha 1 II

Pros

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

Cons

  • Very expensive
  • Complex menus
  • Large files

PXW-Z300

Pros

  • 3× 1/2-inch 4K Exmor R 3CMOS
  • 17x f/1.9 constant aperture zoom
  • AI subject recognition + auto framing
  • 4K60p XAVC Intra/Long + MPEG HD422
  • Electronic variable ND + 12G-SDI

Cons

  • Premium flagship pricing
  • 3CMOS not single large sensor
  • Heavy at 2.6 kg body-only
  • New platform learning curve

Decided which one is right for you?

Compare live prices for the Alpha 1 II and PXW-Z300 at major authorized retailers.

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Full specifications

= category winner

Alpha 1 II
PXW-Z300
Resolution
50.1 MP6× more
8.3 MP
Sensor type
Full Frame Stacked Exmor RS CMOS
Four Thirds Live MOS
Sensor size
35.9 × 24.0 mm
17.3 × 13.0 mm
AA filter
Yes
Yes
Alpha 1 II
PXW-Z300
Processor
BIONZ XR + AI processing unit
BIONZ XR + AI processing unit
Alpha 1 II
PXW-Z300
ISO min (native)
100
100
ISO max (native)
32,000
51,200+0.7 stops
ISO max (expanded)
102,400
102,400
Alpha 1 II
PXW-Z300
Shutter type
Mechanical + Electronic
Mechanical + Electronic
Max mechanical speed
1/8000 sec
1/8000 sec
Max electronic speed
1/32000 sec
1/32000 sec

Frequently asked

Quick answers generated from verified specs.

Which is better for landscape, Alpha 1 II or PXW-Z300?

Alpha 1 II scores 9.0/10 versus 3.5/10 for PXW-Z300 — 50.1MP — massive detail for large prints.

What's the resolution difference between the Alpha 1 II and PXW-Z300?

Alpha 1 II is 50.1 MP and PXW-Z300 is 8.3 MP, so the Alpha 1 II captures more detail for cropping and large prints.

Do the Alpha 1 II and PXW-Z300 have in-body image stabilization?

Alpha 1 II has 8.5-stop in-body image stabilization, while PXW-Z300 has 8-stop in-body image stabilization.

Which shoots faster bursts — the Alpha 1 II or the PXW-Z300?

Alpha 1 II reaches 30 fps electronic. PXW-Z300 reaches 30 fps electronic.

What's the weight difference between the Alpha 1 II and PXW-Z300?

Alpha 1 II weighs 743 g and PXW-Z300 weighs 580 g, so the PXW-Z300 is 163 g lighter.

Do the Alpha 1 II and PXW-Z300 record 4K video?

Alpha 1 II: 8K (max), 4K up to 120p. PXW-Z300: 8K / 6K (max), 4K up to 120p.

Are the Alpha 1 II and PXW-Z300 weather sealed?

Alpha 1 II: Yes. PXW-Z300: Yes.

Which has better battery life?

Rated battery life is 520 shots (CIPA) for the Alpha 1 II and 520 shots for the PXW-Z300, giving the PXW-Z300 the edge.

How much does each cost?

Alpha 1 II launched at $6,499 and PXW-Z300 at $8,298. The Alpha 1 II is $1,799 less.

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

Add any camera to get a three-way Alpha 1 II vs PXW-Z300 vs X comparison.

Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed June 2026.

Product images courtesy of Sony press materials.