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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
Alpha 7 IV

Sony

Alpha 7 IV

33MP hybrid all-rounder with 10-bit 4K 60p and AI-powered subject tracking.

$2,499

Launch price

Released Oct 2021

Alpha 1 II is 3.1 years newer.

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Wins

7categories

Alpha 1 II

Sports & ActionVideo & Hybrid

Wins

5categories

Alpha 7 IV

PortraitWildlife

6 categories tied

Which would you choose?

TL;DR — Key differences

Alpha 1 II wins 3 categories·Alpha 7 IV wins 2 categories
  • BAlpha 7 IV has higher RAW buffer depth (828 frames vs 200 frames)
  • BAlpha 7 IV has higher Max video bit rate (600 Mbps vs 150 Mbps)
  • AAlpha 1 II has higher Burst (electronic) (30 fps vs 10 fps)
  • AAlpha 1 II has higher EVF resolution (9,437,184 vs 3,686,400)
  • AAlpha 1 II has higher 4K max frame rate (120 fps vs 60 fps)

Key specs at a glance

Alpha 1 IIAlpha 7 IV
Resolution50.1 MP33 MP
SensorFull FrameFull Frame
ISO max32,00051,200
Burst30 fps10 fps
4K120 fps60 fps
IBIS8.5-stop5.5-stop
Weight743 g658 g
Battery520 shots580 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

Alpha 7 IV front view

Alpha 7 IV

131 × 96 × 80 mm

658 g (1.45 lb / 23.21 oz)

Alpha 1 II is 5mm wider, 1mm taller, and 3mm thicker than Alpha 7 IV.

Alpha 1 II is 85 g heavier than Alpha 7 IV.

Depth (front-to-back): 83mm Alpha 1 II · 80mm Alpha 7 IV

Back view, to scale

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

Alpha 1 II

136 × 97 mm

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

Credit card

85.6 × 54 mm

Alpha 7 IV back view

Alpha 7 IV

131 × 96 mm

Top view, to scale

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

Alpha 1 II

136 × 83 mm

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

Credit card

85.6 × 54 mm

Alpha 7 IV top view

Alpha 7 IV

131 × 80 mm

Sensor size, to scale

Alpha 1 II

35.9 × 24 mm · Full Frame

862 mm² area

Alpha 7 IV

35.9 × 23.9 mm · Full Frame

858 mm² area

Lens ecosystem

Native lens selection

Alpha 1 II

✓ more lenses

Sony E

350+

native lenses available

80 first-party270 third-party

Alpha 7 IV

✓ 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 caseAlpha 1 IIAlpha 7 IV
Portrait
8.5Excellent
9.0Excellent✓ wins
Sports & Action
10.0Excellent✓ wins
6.5Good
Video & Hybrid
9.5Excellent✓ wins
7.5Good
Landscape
9.0Excellent✓ wins
7.5Good
Travel
6.0Good
7.0Good✓ wins
Wildlife
9.5Excellent✓ wins
8.0Excellent
Vlogging
5.5Fair
8.0Excellent✓ 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

  • Burst (electronic)

    30 fps vs 10 fps — higher is better

  • EVF resolution

    9,437,184 vs 3,686,400 — higher is better

  • Pre-Capture / Pre-Release

    Only Alpha 1 II supports it

  • 4K max frame rate

    120 fps vs 60 fps — higher is better

  • EVF refresh rate

    240 Hz vs 120 Hz — higher is better

  • IBIS effectiveness

    8.5 stops vs 5.5 stops — higher is better

  • Resolution

    50.1 MP vs 33 MP — higher is better

Reasons to choose

Alpha 7 IV

  • Dimensions (W×H×D mm)

    Adds 131.3, 96.4, 79.8

  • RAW buffer depth

    828 frames vs 200 frames — higher is better

  • Max video bit rate

    600 Mbps vs 150 Mbps — higher is better

  • ISO max (native)

    51,200 vs 32,000 — higher is better

  • Weight

    658 g vs 743 g — lower is better

  • Battery life (CIPA)

    580 shots vs 520 shots — 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

Alpha 7 IV

Pros

  • 33MP — more detail for cropping and print
  • 10-bit 4K 60p (Super35 crop) / 4K 30p full-frame
  • Full-size HDMI port
  • 759 phase-detect AF points

Cons

  • 4K 60p requires Super35 crop
  • 10fps burst lags behind R6 II at 40fps
  • Complex menu system

Decided which one is right for you?

Compare live prices for the Alpha 1 II and Alpha 7 IV at major authorized retailers.

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Full specifications

= category winner

Alpha 1 II
Alpha 7 IV
Resolution
50.1 MP+52%
33 MP
Sensor type
Full Frame Stacked Exmor RS CMOS
Full Frame Exmor R CMOS
Sensor size
35.9 × 24.0 mm
35.9 × 23.9 mm
AA filter
Yes
Yes
Alpha 1 II
Alpha 7 IV
Processor
BIONZ XR + AI processing unit
BIONZ XR
Alpha 1 II
Alpha 7 IV
ISO min (native)
100
100
ISO max (native)
32,000
51,200+0.7 stops
ISO max (expanded)
102,400
204,800
Alpha 1 II
Alpha 7 IV
Shutter type
Mechanical + Electronic
Mechanical + Electronic
Max mechanical speed
1/8000 sec
1/8000 sec
Max electronic speed
1/32000 sec
1/8000 sec

Frequently asked

Quick answers generated from verified specs.

Which is better for sports, Alpha 1 II or Alpha 7 IV?

Alpha 1 II scores 10.0/10 versus 6.5/10 for Alpha 7 IV — 30fps burst — pro-level action capture.

What's the resolution difference between the Alpha 1 II and Alpha 7 IV?

Alpha 1 II is 50.1 MP and Alpha 7 IV is 33 MP, so the Alpha 1 II captures more detail for cropping and large prints.

Do the Alpha 1 II and Alpha 7 IV have in-body image stabilization?

Alpha 1 II has 8.5-stop in-body image stabilization, while Alpha 7 IV has 5.5-stop in-body image stabilization.

Which shoots faster bursts — the Alpha 1 II or the Alpha 7 IV?

Alpha 1 II reaches 30 fps electronic. Alpha 7 IV reaches 10 fps electronic.

What's the weight difference between the Alpha 1 II and Alpha 7 IV?

Alpha 1 II weighs 743 g and Alpha 7 IV weighs 658 g, so the Alpha 7 IV is 85 g lighter.

Do the Alpha 1 II and Alpha 7 IV record 4K video?

Alpha 1 II: 8K (max), 4K up to 120p. Alpha 7 IV: 4K up to 60p.

Are the Alpha 1 II and Alpha 7 IV weather sealed?

Alpha 1 II: Yes. Alpha 7 IV: Yes.

Which has better battery life?

Rated battery life is 520 shots (CIPA) for the Alpha 1 II and 580 shots for the Alpha 7 IV, giving the Alpha 7 IV the edge.

How much does each cost?

Alpha 1 II launched at $6,499 and Alpha 7 IV at $2,499. The Alpha 7 IV is $4,000 less.

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

Add any camera to get a three-way Alpha 1 II vs Alpha 7 IV vs X comparison.

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

Product images courtesy of Sony press materials.