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Panasonic

Lumix GX8

Weather-sealed rangefinder-style MFT body with 20MP sensor, tilting EVF, and 4K video.

$1,199

Released Jul 2015

vs

Panasonic

Lumix S5 II

Phase-detect L-mount hybrid with 6K open gate and strong video tools.

$1,999

Released Jan 2023

Lumix S5 II is 7.5 years newer.

Wins

1categories

Lumix GX8

VloggingTravel

Wins

16categories

Lumix S5 II

PortraitVideo & Hybrid

1 categories tied

TL;DR — Key differences

Lumix GX8 wins 0 categories·Lumix S5 II wins 5 categories
  • BLumix S5 II has higher AF points / zones (779 vs 49)
  • BLumix S5 II has higher RAW buffer depth (200 frames vs 30 frames)
  • BLumix S5 II has higher Burst (electronic) (30 fps vs 10 fps)
  • BLumix S5 II has lower ISO min (native) (100 vs 200)
  • BLumix S5 II has higher ISO max (native) (51,200 vs 25,600)

Key specs at a glance

Lumix GX8Lumix S5 II
Resolution20.3 MP24.2 MP
SensorMFTFull Frame
ISO max25,60051,200
Burst10 fps30 fps
4K30 fps60 fps
IBIS4-stop5-stop
Weight487 g740 g
Battery330 shots370 shots

Size and weight, to scale

Lumix GX8

133 × 78 × 63 mm

487 g (1.07 lb / 17.18 oz)

Lumix S5 II

134 × 102 × 90 mm

740 g (1.63 lb / 26.10 oz)

Lumix GX8 is 1mm narrower, 24mm shorter, and 27mm thinner than Lumix S5 II.

Lumix GX8 is 253 g lighter than Lumix S5 II.

Depth (front-to-back): 63mm Lumix GX8 · 90mm Lumix S5 II

Sensor size, to scale

Lumix GX8

17.3 × 13 mm · Micro Four Thirds

225 mm² area

Lumix S5 II

35.6 × 23.8 mm · Full Frame

847 mm² area

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

Lens ecosystem

Native lens selection

Lumix GX8

✓ more lenses

Micro Four Thirds

130+

native lenses available

60 first-party70 third-party

Lumix S5 II: 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 caseLumix GX8Lumix S5 II
Portrait
5.0Fair
8.5Excellent✓ wins
Sports & Action
3.5Limited
7.5Good✓ wins
Video & Hybrid
4.5Fair
8.5Excellent✓ wins
Landscape
2.5Limited
7.0Good✓ wins
Travel
7.0Good✓ wins
6.5Good
Wildlife
4.5Fair
6.5Good✓ wins
Vlogging
8.5Excellent✓ wins
8.0Excellent

Why pick one over the other

Reasons to choose

Lumix GX8

  • Dimensions (W×H×D mm)

    Adds 133.2, 77.9, 63.1

  • Card types

    Adds SD UHS-I

  • Weight

    487 g vs 740 g — lower is better

  • Codecs

    Adds AVCHD

Reasons to choose

Lumix S5 II

  • AF low-light limit

    -6 EV vs -4 EV — lower is better

  • Dimensions (W×H×D mm)

    Adds 134.3, 102.3, 90.1

  • Card types

    Adds SD UHS-II, SD UHS-II

  • AF points / zones

    779 vs 49 — higher is better

  • RAW buffer depth

    200 frames vs 30 frames — higher is better

  • Burst (electronic)

    30 fps vs 10 fps — higher is better

  • ISO min (native)

    100 vs 200 — lower is better

  • ISO max (native)

    51,200 vs 25,600 — higher is better

Both cameras share

  • AF frame coverageBoth 100 %
  • Eye AFBoth support eye af
  • Animal / bird AFBoth support animal / bird af
  • In-body stabilizationBoth support in-body stabilization
  • Weather sealingBoth support weather sealing
  • TouchscreenBoth support touchscreen

Pros & cons at a glance

Editorially curated highlights and trade-offs.

Lumix GX8

Pros

  • 20MP MFT sensor
  • Weather sealed
  • Tilting EVF
  • 4K video

Cons

  • Large for GX line
  • Older stabilization
  • Superseded

Lumix S5 II

Pros

  • Phase-detect AF finally
  • 6K open gate
  • IBIS
  • Great value

Cons

  • 24MP resolution
  • L-mount size
  • AF still behind Canon/Sony

Full specifications

= category winner

Lumix GX8
Lumix S5 II
Resolution
20.3 MP
24.2 MP+19%
Sensor type
Four Thirds Live MOS
35mm Full-Frame CMOS
Sensor size
17.3 x 13.0 mm
35.6 x 23.8 mm
AA filter
No
No
Lumix GX8
Lumix S5 II
AF system
Contrast AF with DFD technology
Phase Hybrid AF with DFD technology
AF points / zones
49
77915.9× more
AF frame coverage
100 %
100 %
AF low-light limit
-4 EV
-6 EV
Eye AF
Yes
Yes
Animal / bird AF
Yes
Yes
Subject recognition
Human, Face, Eye, Animal
Human, Face, Eye, Animal, Car, Motorcycle
Lumix GX8
Lumix S5 II
Burst (mechanical)
8 fps
9 fps+13%
Burst (electronic)
10 fps
30 fps3× more
Pre-Capture / Pre-Release
No
No
RAW buffer depth
30 frames
200 frames6.7× more
Lumix GX8
Lumix S5 II
Max resolution
4K
6K Open Gate
4K max frame rate
30 fps
60 fps2× more
Max video bit rate
100 Mbps
200 Mbps2× more
Internal RAW video
No
Yes
Log profile
None
V-Log / HLG
Codecs
H.264, MP4, AVCHD
H.265, H.264, MOV, MP4
Lumix GX8
Lumix S5 II
Weight
487 g−253 g less
740 g
Dimensions (W×H×D mm)
133.2 × 77.9 × 63.1 mm
134.3 × 102.3 × 90.1 mm
Weather sealing
Yes
Yes

Frequently asked

Quick answers generated from verified specs.

Which is better for landscape, Lumix GX8 or Lumix S5 II?

Lumix S5 II scores 7.0/10 versus 2.5/10 for Lumix GX8 — Full-frame sensor — wider dynamic range.

What's the resolution difference between the Lumix GX8 and Lumix S5 II?

Lumix GX8 is 20.3 MP and Lumix S5 II is 24.2 MP, so the Lumix S5 II captures more detail for cropping and large prints.

Do the Lumix GX8 and Lumix S5 II have in-body image stabilization?

Lumix GX8 has 4-stop in-body image stabilization, while lumix S5 II has 5-stop in-body image stabilization.

Which shoots faster bursts — the Lumix GX8 or the Lumix S5 II?

Lumix GX8 reaches 10 fps electronic. Lumix S5 II reaches 30 fps electronic.

What's the weight difference between the Lumix GX8 and Lumix S5 II?

Lumix GX8 weighs 487 g and Lumix S5 II weighs 740 g, so the Lumix GX8 is 253 g lighter.

Do the Lumix GX8 and Lumix S5 II record 4K video?

Lumix GX8: 4K up to 30p. Lumix S5 II: 6K Open Gate (max), 4K up to 60p.

Are the Lumix GX8 and Lumix S5 II weather sealed?

Lumix GX8: Yes. Lumix S5 II: Yes.

Which has better battery life?

Rated battery life is 330 shots (CIPA) for the Lumix GX8 and 370 shots for the Lumix S5 II, giving the Lumix S5 II the edge.

How much does each cost?

Lumix GX8 launched at $1,199 and Lumix S5 II at $1,999. The Lumix GX8 is $800 less.

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