Panasonic
Lumix G9
Original G9 stills flagship with 20MP MFT sensor, 60fps electronic burst, and excellent IBIS.
$1,699
Released Nov 2017
Panasonic
Lumix S1 II
24MP partially stacked full-frame hybrid with high frame rate video, fast burst shooting, and 15-stop V-Log.
$3,199
Released May 2025
Lumix S1 II is 7.5 years newer.
Wins
Lumix G9
Wins
Lumix S1 II
3 categories tied
TL;DR — Key differences
- BLumix S1 II has higher Max video bit rate (1900 Mbps vs 150 Mbps)
- BLumix S1 II has higher AF points / zones (779 vs 225)
- BLumix S1 II has higher RAW buffer depth (200 frames vs 60 frames)
- BLumix S1 II has lower ISO min (native) (100 vs 200)
- BLumix S1 II has higher ISO max (native) (51,200 vs 25,600)
Key specs at a glance
Size and weight, to scale
Lumix G9
137 × 97 × 92 mm
658 g (1.45 lb / 23.21 oz)
Lumix S1 II
134 × 102 × 92 mm
800 g (1.76 lb / 28.22 oz)
Lumix G9 is 5mm shorter than Lumix S1 II but it is also 3mm wider.
Lumix G9 is 142 g lighter than Lumix S1 II.
Depth (front-to-back): 92mm Lumix G9 · 92mm Lumix S1 II
Sensor size, to scale
Lumix G9
17.3 × 13 mm · Micro Four Thirds
225 mm² area
Lumix S1 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 G9
✓ more lensesMicro Four Thirds
130+
native lenses available
Lumix S1 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
Why pick one over the other
Reasons to choose
Lumix G9
Dimensions (W×H×D mm)
Adds 136.9, 97.3, 91.6
Codecs
Adds AVCHD
Weight
658 g vs 800 g — lower is better
Burst (mechanical)
12 fps vs 10 fps — higher is better
Battery life (CIPA)
400 shots vs 350 shots — higher is better
EVF magnification
0.83 × vs 0.78 × — higher is better
Reasons to choose
Lumix S1 II
AF low-light limit
-6 EV vs -4 EV — lower is better
Dimensions (W×H×D mm)
Adds 134.3, 102.3, 91.8
Max video bit rate
1900 Mbps vs 150 Mbps — higher is better
AF points / zones
779 vs 225 — higher is better
RAW buffer depth
200 frames vs 60 frames — higher is better
Codecs
Adds Apple ProRes RAW, Apple ProRes 422 HQ, H.265…
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 coverage — Both 100 %
- ✓Eye AF — Both support eye af
- ✓Animal / bird AF — Both support animal / bird af
- ✓Pre-Capture / Pre-Release — Both support pre-capture / pre-release
- ✓In-body stabilization — Both support in-body stabilization
- ✓Weather sealing — Both support weather sealing
Pros & cons at a glance
Editorially curated highlights and trade-offs.
Lumix G9
Pros
- ✓60fps electronic burst
- ✓Strong IBIS
- ✓Weather sealed
- ✓Large EVF
Cons
- –Older contrast AF
- –MFT sensor
- –Superseded by G9 II
Lumix S1 II
Pros
- ✓Partially stacked full-frame sensor
- ✓6K open-gate video
- ✓4K 120p
- ✓Fast Phase Hybrid AF
Cons
- –Premium hybrid body
- –24MP stills resolution
- –Large L-mount lenses
Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for landscape, Lumix G9 or Lumix S1 II?
Lumix S1 II scores 7.0/10 versus 3.5/10 for Lumix G9 — Full-frame sensor — wider dynamic range.
What's the resolution difference between the Lumix G9 and Lumix S1 II?
Lumix G9 is 20.3 MP and Lumix S1 II is 24.1 MP, so the Lumix S1 II captures more detail for cropping and large prints.
Do the Lumix G9 and Lumix S1 II have in-body image stabilization?
Lumix G9 has 6.5-stop in-body image stabilization, while lumix S1 II has 8-stop in-body image stabilization.
Which shoots faster bursts — the Lumix G9 or the Lumix S1 II?
Lumix G9 reaches 60 fps electronic. Lumix S1 II reaches 70 fps electronic.
What's the weight difference between the Lumix G9 and Lumix S1 II?
Lumix G9 weighs 658 g and Lumix S1 II weighs 800 g, so the Lumix G9 is 142 g lighter.
Do the Lumix G9 and Lumix S1 II record 4K video?
Lumix G9: 4K up to 60p. Lumix S1 II: 6K Open Gate (max), 4K up to 120p.
Are the Lumix G9 and Lumix S1 II weather sealed?
Lumix G9: Yes. Lumix S1 II: Yes.
Which has better battery life?
Rated battery life is 400 shots (CIPA) for the Lumix G9 and 350 shots for the Lumix S1 II, giving the Lumix G9 the edge.
How much does each cost?
Lumix G9 launched at $1,699 and Lumix S1 II at $3,199. The Lumix G9 is $1,500 less.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.