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Leica

Q2

47MP full-frame fixed-lens compact with Summilux 28mm f/1.7 and weather sealing.

$4,995

Launch price

Released Mar 2019

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 7 IV is 2.7 years newer.

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Wins

5categories

Q2

WildlifePortrait

Wins

6categories

Alpha 7 IV

PortraitWildlife

4 categories tied

Which would you choose?

TL;DR — Key differences

Q2 wins 2 categories·Alpha 7 IV wins 3 categories
  • BAlpha 7 IV has higher AF points / zones (759 vs 49)
  • 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)
  • AQ2 has higher Burst (electronic) (30 fps vs 10 fps)
  • AQ2 has higher IBIS effectiveness (8 stops vs 5.5 stops)

Key specs at a glance

Q2Alpha 7 IV
Resolution47.3 MP33 MP
SensorFull FrameFull Frame
ISO max51,20051,200
Burst30 fps10 fps
4K60 fps60 fps
IBIS8-stop5.5-stop
Weight718 g658 g
Battery520 shots580 shots

Size and weight, to scale

Q2

130 × 80 × 92 mm

718 g (1.58 lb / 25.33 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)

Q2 is 1mm narrower and 16mm shorter than Alpha 7 IV but it is also 12mm thicker.

Q2 is 60 g heavier than Alpha 7 IV.

Depth (front-to-back): 92mm Q2 · 80mm Alpha 7 IV

Back view, to scale

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

Q2

130 × 80 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.

Q2

130 × 92 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

Q2

36 × 24 mm · Full Frame

864 mm² area

Alpha 7 IV

35.9 × 23.9 mm · Full Frame

858 mm² area

Lens ecosystem

Native lens selection

Q2: mount data unavailable

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 caseQ2Alpha 7 IV
Portrait
8.5Excellent
9.0Excellent✓ wins
Sports & Action
8.0Excellent✓ wins
6.5Good
Video & Hybrid
6.0Good
7.5Good✓ wins
Landscape
8.5Excellent✓ wins
7.5Good
Travel
6.0Good
7.0Good✓ wins
Wildlife
10.0Excellent✓ wins
8.0Excellent
Vlogging
5.5Fair
8.0Excellent✓ wins

Why pick one over the other

Reasons to choose

Q2

  • Dimensions (W×H×D mm)

    Adds 130, 80, 92

  • Burst (electronic)

    30 fps vs 10 fps — higher is better

  • Pre-Capture / Pre-Release

    Only Q2 supports it

  • Card types

    Adds CFexpress Type B

  • IBIS effectiveness

    8 stops vs 5.5 stops — higher is better

  • Resolution

    47.3 MP vs 33 MP — higher is better

  • Subject recognition

    Adds Vehicle

  • Burst (mechanical)

    12 fps vs 10 fps — higher is better

Reasons to choose

Alpha 7 IV

  • AF low-light limit

    -4 EV vs -3 EV — lower is better

  • Dimensions (W×H×D mm)

    Adds 131.3, 96.4, 79.8

  • AF points / zones

    759 vs 49 — higher is better

  • RAW buffer depth

    828 frames vs 200 frames — higher is better

  • Max video bit rate

    600 Mbps vs 150 Mbps — higher is better

  • Codecs

    Adds XAVC HS, XAVC S, XAVC S-I

  • AA filter

    Only Alpha 7 IV supports it

  • Subject recognition

    Adds Insect, Car/Train, Airplane

Both cameras share

  • ISO min (native)Both 100
  • ISO max (native)Both 51,200
  • Eye AFBoth support eye af
  • Animal / bird AFBoth support animal / bird af
  • 4K max frame rateBoth 60 fps
  • In-body stabilization (IBIS)Both support in-body stabilization (ibis)

Pros & cons at a glance

Editorially curated highlights and trade-offs.

Q2

Pros

  • 47MP full-frame
  • Summilux 28mm f/1.7
  • Weather sealed
  • Iconic one-camera solution

Cons

  • Fixed 28mm lens
  • Expensive
  • Superseded by Q3

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 Q2 and Alpha 7 IV at major authorized retailers.

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Full specifications

= category winner

Q2
Alpha 7 IV
Resolution
47.3 MP+43%
33 MP
Sensor type
Full Frame CMOS
Full Frame Exmor R CMOS
Sensor size
36.0 × 24.0 mm
35.9 × 23.9 mm
AA filter
No
Yes
Q2
Alpha 7 IV
Processor
Maestro IV
BIONZ XR
Q2
Alpha 7 IV
ISO min (native)
100
100
ISO max (native)
51,200
51,200
ISO max (expanded)
102,400
204,800
Q2
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 vlogging, Q2 or Alpha 7 IV?

Alpha 7 IV scores 8.0/10 versus 5.5/10 for Q2 — Fully articulating screen — see yourself while filming.

What's the resolution difference between the Q2 and Alpha 7 IV?

Q2 is 47.3 MP and Alpha 7 IV is 33 MP, so the Q2 captures more detail for cropping and large prints.

Do the Q2 and Alpha 7 IV have in-body image stabilization?

Q2 has 8-stop in-body image stabilization, while Alpha 7 IV has 5.5-stop in-body image stabilization.

Which shoots faster bursts — the Q2 or the Alpha 7 IV?

Q2 reaches 30 fps electronic. Alpha 7 IV reaches 10 fps electronic.

What's the weight difference between the Q2 and Alpha 7 IV?

Q2 weighs 718 g and Alpha 7 IV weighs 658 g, so the Alpha 7 IV is 60 g lighter.

Do the Q2 and Alpha 7 IV record 4K video?

Q2: 4K up to 60p. Alpha 7 IV: 4K up to 60p.

Are the Q2 and Alpha 7 IV weather sealed?

Q2: Yes. Alpha 7 IV: Yes.

Which has better battery life?

Rated battery life is 520 shots (CIPA) for the Q2 and 580 shots for the Alpha 7 IV, giving the Alpha 7 IV the edge.

How much does each cost?

Q2 launched at $4,995 and Alpha 7 IV at $2,499. The Alpha 7 IV is $2,496 less.

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

Add any camera to get a three-way Q2 vs Alpha 7 IV vs X comparison.

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

Product images courtesy of Leica and Sony press materials.