OM System
OM-1 II
Flagship MFT with stacked sensor, 120fps, and pro wildlife features.
$2,399
Released Feb 2024
Panasonic
Lumix FZ300
Weather-resistant bridge camera with constant f/2.8 25-600mm equivalent Leica zoom and 4K video.
$599
Released Jul 2015
OM-1 II is 8.6 years newer.
Wins
OM-1 II
Wins
Lumix FZ300
2 categories tied
TL;DR — Key differences
- AOM-1 II has higher IBIS effectiveness (8.5 stops vs 0 stops)
- AOM-1 II has higher AF points / zones (1053 vs 49)
- AOM-1 II has higher ISO max (native) (102,400 vs 6,400)
- AOM-1 II has higher EVF resolution (5,760,000 vs 1,440,000)
- AOM-1 II has higher Burst (electronic) (120 fps vs 60 fps)
Key specs at a glance
Size and weight, to scale
OM-1 II
135 × 92 × 73 mm
599 g (1.32 lb / 21.13 oz)
Lumix FZ300
132 × 92 × 117 mm
691 g (1.52 lb / 24.37 oz)
OM-1 II is 44mm thinner than Lumix FZ300 but it is also 3mm wider.
OM-1 II is 92 g lighter than Lumix FZ300.
Depth (front-to-back): 73mm OM-1 II · 117mm Lumix FZ300
Sensor size, to scale
OM-1 II
17.4 × 13 mm · Compact / large-type
226 mm² area
Lumix FZ300
6.17 × 4.55 mm · Compact
28 mm² area
8.1× larger sensor area = shallower depth of field and better low-light performance.
Lens ecosystem
Native lens selection
OM-1 II
✓ more lensesMicro Four Thirds
130+
native lenses available
Lumix FZ300: 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
OM-1 II
AF low-light limit
-8 EV vs -3 EV — lower is better
Subject recognition
Adds People, Birds, Animals…
IBIS effectiveness
8.5 stops vs 0 stops — higher is better
Dimensions (W×H×D mm)
Adds 134.8, 91.6, 72.7
AF points / zones
1053 vs 49 — higher is better
ISO max (native)
102,400 vs 6,400 — higher is better
EVF resolution
5,760,000 vs 1,440,000 — higher is better
Codecs
Adds H.265, MOV
Reasons to choose
Lumix FZ300
Subject recognition
Adds Human, Face, Eye…
Dimensions (W×H×D mm)
Adds 131.6, 91.5, 117.1
Codecs
Adds MP4, AVCHD
Burst (mechanical)
12 fps vs 10 fps — 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
- ✓Weather sealing — Both support weather sealing
- ✓Card slots — Both 1
- ✓Touchscreen — Both support touchscreen
Pros & cons at a glance
Editorially curated highlights and trade-offs.
OM-1 II
Pros
- ✓120fps stills
- ✓Stacked MFT
- ✓IP53 weather sealing
- ✓Computational features
Cons
- –MFT sensor size
- –Smaller ecosystem
- –Menu complexity
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
Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for sports, OM-1 II or Lumix FZ300?
OM-1 II scores 8.5/10 versus 5.0/10 for Lumix FZ300 — 120fps burst — pro-level action capture.
What's the resolution difference between the OM-1 II and Lumix FZ300?
OM-1 II is 20.4 MP and Lumix FZ300 is 12.1 MP, so the OM-1 II captures more detail for cropping and large prints.
Do the OM-1 II and Lumix FZ300 have in-body image stabilization?
OM-1 II has 8.5-stop in-body image stabilization, while lumix FZ300 does not have IBIS.
Which shoots faster bursts — the OM-1 II or the Lumix FZ300?
OM-1 II reaches 120 fps electronic. Lumix FZ300 reaches 60 fps electronic.
What's the weight difference between the OM-1 II and Lumix FZ300?
OM-1 II weighs 599 g and Lumix FZ300 weighs 691 g, so the OM-1 II is 92 g lighter.
Do the OM-1 II and Lumix FZ300 record 4K video?
OM-1 II: 4K up to 60p. Lumix FZ300: 4K up to 30p.
Are the OM-1 II and Lumix FZ300 weather sealed?
OM-1 II: Yes. Lumix FZ300: Yes.
Which has better battery life?
Rated battery life is 520 shots (CIPA) for the OM-1 II and 380 shots for the Lumix FZ300, giving the OM-1 II the edge.
How much does each cost?
OM-1 II launched at $2,399 and Lumix FZ300 at $599. The Lumix FZ300 is $1,800 less.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.