Cameraegg Compare logoCameraegg

Panasonic

Lumix FZ300

Weather-resistant bridge camera with constant f/2.8 25-600mm equivalent Leica zoom and 4K video.

$599

Launch price

Released Jul 2015

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 6.3 years newer.

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.

Wins

3categories

Lumix FZ300

Wins

14categories

Alpha 7 IV

PortraitWildlife

1 categories tied

Which would you choose?

TL;DR — Key differences

Lumix FZ300 wins 1 categories·Alpha 7 IV wins 4 categories
  • BAlpha 7 IV has higher IBIS effectiveness (5.5 stops vs 0 stops)
  • BAlpha 7 IV has higher RAW buffer depth (828 frames vs 20 frames)
  • BAlpha 7 IV has higher AF points / zones (759 vs 49)
  • BAlpha 7 IV has higher ISO max (native) (51,200 vs 6,400)
  • ALumix FZ300 has higher Burst (electronic) (60 fps vs 10 fps)

Key specs at a glance

Lumix FZ300Alpha 7 IV
Resolution12.1 MP33 MP
Sensor6.17 x 4.55 mmFull Frame
ISO max6,40051,200
Burst60 fps10 fps
4K30 fps60 fps
IBISNo5.5-stop
Weight691 g658 g
Battery380 shots580 shots

Size and weight, to scale

Lumix FZ300

132 × 92 × 117 mm

691 g (1.52 lb / 24.37 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)

Lumix FZ300 is 5mm shorter than Alpha 7 IV but it is also 37mm thicker.

Lumix FZ300 is 33 g heavier than Alpha 7 IV.

Depth (front-to-back): 117mm Lumix FZ300 · 80mm Alpha 7 IV

Back view, to scale

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

Lumix FZ300

132 × 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 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.

Lumix FZ300

132 × 117 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

Lumix FZ300

6.17 × 4.55 mm · Compact

28 mm² area

Alpha 7 IV

35.9 × 23.9 mm · Full Frame

858 mm² area

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

Lens ecosystem

Native lens selection

Lumix FZ300: 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 caseLumix FZ300Alpha 7 IV
Portrait
4.0Fair
9.0Excellent✓ wins
Sports & Action
5.5Fair
6.5Good✓ wins
Video & Hybrid
3.5Limited
7.5Good✓ wins
Landscape
1.5Limited
7.5Good✓ wins
Travel
4.5Fair
7.0Good✓ wins
Wildlife
5.5Fair
8.0Excellent✓ wins
Vlogging
5.0Fair
8.0Excellent✓ wins

Why pick one over the other

Reasons to choose

Lumix FZ300

  • Dimensions (W×H×D mm)

    Adds 131.6, 91.5, 117.1

  • Card types

    Adds SD UHS-I

  • Burst (electronic)

    60 fps vs 10 fps — higher is better

  • Codecs

    Adds MP4, AVCHD

  • Subject recognition

    Adds Face, Eye

  • Burst (mechanical)

    12 fps vs 10 fps — higher is better

  • AF frame coverage

    100 % vs 94 % — higher is better

Reasons to choose

Alpha 7 IV

  • AF low-light limit

    -4 EV vs -3 EV — lower is better

  • IBIS effectiveness

    5.5 stops vs 0 stops — higher is better

  • Dimensions (W×H×D mm)

    Adds 131.3, 96.4, 79.8

  • Card types

    Adds CFexpress Type A, SD UHS-II

  • RAW buffer depth

    828 frames vs 20 frames — higher is better

  • AF points / zones

    759 vs 49 — higher is better

  • ISO max (native)

    51,200 vs 6,400 — higher is better

  • Max video bit rate

    600 Mbps vs 100 Mbps — higher is better

Both cameras share

  • ISO min (native)Both 100
  • Eye AFBoth support eye af
  • Animal / bird AFBoth support animal / bird af
  • Weather sealingBoth support weather sealing
  • TouchscreenBoth support touchscreen
  • Wi-FiBoth support wi-fi

Pros & cons at a glance

Editorially curated highlights and trade-offs.

Lumix FZ300

Pros

  • Constant f/2.8 24x zoom
  • Weather resistant
  • 4K video
  • Great reach

Cons

  • Small 1/2.3-inch sensor
  • 12MP
  • Bridge-camera bulk

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 Lumix FZ300 and Alpha 7 IV 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 FZ300
Alpha 7 IV
Resolution
12.1 MP
33 MP2.7× more
Sensor type
1/2.3-inch High Sensitivity MOS
Full Frame Exmor R CMOS
Sensor size
6.17 x 4.55 mm
35.9 × 23.9 mm
AA filter
No
Yes
Lumix FZ300
Alpha 7 IV
Aperture
f/2.8 constant
Focal length (35mm equiv.)
25-600 mm
Lumix FZ300
Alpha 7 IV
Processor
Venus Engine
BIONZ XR
Lumix FZ300
Alpha 7 IV
ISO min (native)
100
100
ISO max (native)
6,400
51,200+3 stops
ISO max (expanded)
6,400
204,800
Lumix FZ300
Alpha 7 IV
Shutter type
Focal-plane mechanical + electronic shutter
Mechanical + Electronic
Max mechanical speed
1/4000 sec
1/8000 sec
Max electronic speed
1/16000 sec
1/8000 sec

Frequently asked

Quick answers generated from verified specs.

Which is better for landscape, Lumix FZ300 or Alpha 7 IV?

Alpha 7 IV scores 7.5/10 versus 1.5/10 for Lumix FZ300 — 33MP — ample resolution.

What's the resolution difference between the Lumix FZ300 and Alpha 7 IV?

Lumix FZ300 is 12.1 MP and Alpha 7 IV is 33 MP, so the Alpha 7 IV captures more detail for cropping and large prints.

Do the Lumix FZ300 and Alpha 7 IV have in-body image stabilization?

Lumix FZ300 does not have IBIS, while Alpha 7 IV has 5.5-stop in-body image stabilization.

Which shoots faster bursts — the Lumix FZ300 or the Alpha 7 IV?

Lumix FZ300 reaches 60 fps electronic. Alpha 7 IV reaches 10 fps electronic.

What's the weight difference between the Lumix FZ300 and Alpha 7 IV?

Lumix FZ300 weighs 691 g and Alpha 7 IV weighs 658 g, so the Alpha 7 IV is 33 g lighter.

Do the Lumix FZ300 and Alpha 7 IV record 4K video?

Lumix FZ300: 4K up to 30p. Alpha 7 IV: 4K up to 60p.

Are the Lumix FZ300 and Alpha 7 IV weather sealed?

Lumix FZ300: Yes. Alpha 7 IV: Yes.

Which has better battery life?

Rated battery life is 380 shots (CIPA) for the Lumix FZ300 and 580 shots for the Alpha 7 IV, giving the Alpha 7 IV the edge.

How much does each cost?

Lumix FZ300 launched at $599 and Alpha 7 IV at $2,499. The Lumix FZ300 is $1,900 less.

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

Add any camera to get a three-way Lumix FZ300 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 Panasonic and Sony press materials.