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Panasonic

Lumix S5 IIX

Video-first full-frame body with internal ProRes and phase-detect AF.

$2,199

Launch price

Released May 2023

vs
Alpha 7 V

Sony

Alpha 7 V

33MP partially stacked Exmor RS hybrid with BIONZ XR2 AI, 30fps blackout-free burst, 7.5-stop IBIS, and 4K 60p oversampled from 7K.

$2,899

Launch price

Released Dec 2025

Alpha 7 V is 2.6 years newer.

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Wins

5categories

Lumix S5 IIX

Sports & ActionPortrait

Wins

7categories

Alpha 7 V

WildlifeSports & Action

6 categories tied

Which would you choose?

TL;DR — Key differences

Lumix S5 IIX wins 1 categories·Alpha 7 V wins 4 categories
  • ALumix S5 IIX has higher RAW buffer depth (200 frames vs 95 frames)
  • BAlpha 7 V has higher 4K max frame rate (120 fps vs 60 fps)
  • BAlpha 7 V has higher Battery life (CIPA) (630 shots vs 370 shots)
  • BAlpha 7 V has higher IBIS effectiveness (7.5 stops vs 5 stops)
  • BAlpha 7 V has higher Resolution (33 MP vs 24.2 MP)

Key specs at a glance

Lumix S5 IIXAlpha 7 V
Resolution24.2 MP33 MP
SensorFull FrameFull Frame
ISO max51,20051,200
Burst30 fps30 fps
4K60 fps120 fps
IBIS5-stop7.5-stop
Weight740 g695 g
Battery370 shots630 shots

Size and weight, to scale

Lumix S5 IIX

134 × 102 × 90 mm

740 g (1.63 lb / 26.10 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 V front view

Alpha 7 V

130 × 96 × 82 mm

695 g (1.53 lb / 24.52 oz)

Lumix S5 IIX is 4mm wider, 6mm taller, and 8mm thicker than Alpha 7 V.

Lumix S5 IIX is 45 g heavier than Alpha 7 V.

Depth (front-to-back): 90mm Lumix S5 IIX · 82mm Alpha 7 V

Back view, to scale

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

Lumix S5 IIX

134 × 102 mm

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

Credit card

85.6 × 54 mm

Alpha 7 V back view

Alpha 7 V

130 × 96 mm

Top view, to scale

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

Lumix S5 IIX

134 × 90 mm

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

Credit card

85.6 × 54 mm

Alpha 7 V top view

Alpha 7 V

130 × 82 mm

Sensor size, to scale

Lumix S5 IIX

35.6 × 23.8 mm · Full Frame

847 mm² area

Alpha 7 V

35.9 × 23.9 mm · Full Frame

858 mm² area

Lens ecosystem

Native lens selection

Lumix S5 IIX: mount data unavailable

Alpha 7 V

✓ 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 caseLumix S5 IIXAlpha 7 V
Portrait
8.5Excellent✓ wins
8.0Excellent
Sports & Action
9.5Excellent
9.5Excellent
Video & Hybrid
8.5Excellent✓ wins
8.0Excellent
Landscape
7.0Good
7.5Good✓ wins
Travel
6.5Good
7.5Good✓ wins
Wildlife
6.5Good
10.0Excellent✓ wins
Vlogging
8.0Excellent✓ wins
5.5Fair

Why pick one over the other

Reasons to choose

Lumix S5 IIX

  • AF low-light limit

    -6 EV vs -4 EV — lower is better

  • Dimensions (W×H×D mm)

    Adds 134.3, 102.3, 90.1

  • Codecs

    Adds Apple ProRes 422 HQ, Apple ProRes 422, MOV…

  • RAW buffer depth

    200 frames vs 95 frames — higher is better

  • Subject recognition

    Adds Face, Eye, Motorcycle

  • Card types

    Adds USB-SSD

  • Max video bit rate

    800 Mbps vs 600 Mbps — higher is better

  • AF frame coverage

    100 % vs 94 % — higher is better

Reasons to choose

Alpha 7 V

  • Dimensions (W×H×D mm)

    Adds 130.3, 96.4, 82.4

  • Codecs

    Adds XAVC HS, XAVC S, XAVC S-I

  • Subject recognition

    Adds Bird, Insect, Train…

  • AA filter

    Only Alpha 7 V supports it

  • Pre-Capture / Pre-Release

    Only Alpha 7 V supports it

  • 4K max frame rate

    120 fps vs 60 fps — higher is better

  • Card types

    Adds CFexpress Type A / SD UHS-II

  • Battery life (CIPA)

    630 shots vs 370 shots — higher is better

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
  • Burst (electronic)Both 30 fps
  • Internal RAW videoBoth support internal raw video

Pros & cons at a glance

Editorially curated highlights and trade-offs.

Lumix S5 IIX

Pros

  • Internal Apple ProRes 422 HQ recording
  • First Lumix with phase-detect AF
  • 6K open gate video (3:2 full-sensor)
  • 4K 120p slow-motion

Cons

  • 24.2MP limits still resolution vs. A7 IV
  • AF still trails Canon/Sony in tracking speed
  • Large body for 24MP

Alpha 7 V

Pros

  • 33MP partially stacked sensor — ~4.5× faster readout than α7 IV
  • Blackout-free 30 fps with full AF/AE (electronic shutter)
  • 7.5-stop central / 6.5-stop peripheral IBIS (CIPA 2024)
  • 759-point phase-detect AF down to EV -4 with AI subject recognition
  • 7K oversampled 4K 60p (full-frame, no pixel binning) + 4K 120p
  • Pre-Capture and dual USB-C (10 Gbps + USB 2.0)
  • Up to 16 stops dynamic range

Cons

  • Premium price vs α7 IV
  • 4K 120p typically requires APS-C / Super 35 crop
  • Heavier than α7 IV (695 g vs 659 g with battery)
  • Complex menu and feature set

Decided which one is right for you?

Compare live prices for the Lumix S5 IIX and Alpha 7 V at major authorized retailers.

Affiliate disclosure: As an Amazon Associate, Cameraegg earns from qualifying purchases. Cameraegg may also earn commission from B&H links, at no extra cost to you.

Full specifications

= category winner

Lumix S5 IIX
Alpha 7 V
Resolution
24.2 MP
33 MP+36%
Sensor type
35mm Full-Frame CMOS
Full Frame Exmor RS CMOS (partially stacked)
Sensor size
35.6 x 23.8 mm
35.9 × 23.9 mm
AA filter
No
Yes
Lumix S5 IIX
Alpha 7 V
Processor
Venus Engine
BIONZ XR2 + AI processing unit
Lumix S5 IIX
Alpha 7 V
ISO min (native)
100
100
ISO max (native)
51,200
51,200
ISO max (expanded)
204,800
204,800
Lumix S5 IIX
Alpha 7 V
Shutter type
Focal-plane mechanical + electronic shutter
Mechanical + Electronic
Max mechanical speed
1/8000 sec
1/8000 sec
Max electronic speed
1/8000 sec
1/16000 sec

Frequently asked

Quick answers generated from verified specs.

Which is better for wildlife, Lumix S5 IIX or Alpha 7 V?

Alpha 7 V scores 10.0/10 versus 6.5/10 for Lumix S5 IIX — 30fps burst captures fleeting moments.

What's the resolution difference between the Lumix S5 IIX and Alpha 7 V?

Lumix S5 IIX is 24.2 MP and Alpha 7 V is 33 MP, so the Alpha 7 V captures more detail for cropping and large prints.

Do the Lumix S5 IIX and Alpha 7 V have in-body image stabilization?

Lumix S5 IIX has 5-stop in-body image stabilization, while Alpha 7 V has 7.5-stop in-body image stabilization.

Which shoots faster bursts — the Lumix S5 IIX or the Alpha 7 V?

Lumix S5 IIX reaches 30 fps electronic. Alpha 7 V reaches 30 fps electronic.

What's the weight difference between the Lumix S5 IIX and Alpha 7 V?

Lumix S5 IIX weighs 740 g and Alpha 7 V weighs 695 g, so the Alpha 7 V is 45 g lighter.

Do the Lumix S5 IIX and Alpha 7 V record 4K video?

Lumix S5 IIX: 6K Open Gate (max), 4K up to 60p. Alpha 7 V: 4K up to 120p.

Are the Lumix S5 IIX and Alpha 7 V weather sealed?

Lumix S5 IIX: Yes. Alpha 7 V: Yes.

Which has better battery life?

Rated battery life is 370 shots (CIPA) for the Lumix S5 IIX and 630 shots for the Alpha 7 V, giving the Alpha 7 V the edge.

How much does each cost?

Lumix S5 IIX launched at $2,199 and Alpha 7 V at $2,899. The Lumix S5 IIX is $700 less.

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

Add any camera to get a three-way Lumix S5 IIX vs Alpha 7 V vs X comparison.

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

Product images courtesy of Panasonic and Sony press materials.