OM System
OM-1 II
Flagship MFT with stacked sensor, 120fps, and pro wildlife features.
$2,399
Released Feb 2024
OM System
Tough TG-7
Rugged waterproof compact for adventure and macro.
$549
Released Sep 2023
OM-1 II is 4 months newer.
Wins
OM-1 II
Wins
Tough TG-7
2 categories tied
TL;DR — Key differences
- AOM-1 II has higher AF points / zones (1053 vs 25)
- AOM-1 II has higher ISO max (native) (102,400 vs 12,800)
- AOM-1 II has higher Burst (electronic) (120 fps vs 20 fps)
- BTough TG-7 has lower Weight (249 g vs 599 g)
- AOM-1 II has higher 4K max frame rate (60 fps vs 30 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)
Tough TG-7
114 × 66 × 33 mm
249 g (0.55 lb / 8.78 oz)
OM-1 II is 21mm wider, 26mm taller, and 40mm thicker than Tough TG-7.
OM-1 II is 350 g heavier than Tough TG-7.
Depth (front-to-back): 73mm OM-1 II · 33mm Tough TG-7
Sensor size, to scale
OM-1 II
17.4 × 13 mm · Compact / large-type
226 mm² area
Lens ecosystem
Native lens selection
OM-1 II
✓ more lensesMicro Four Thirds
130+
native lenses available
Tough TG-7: 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
Subject recognition
Adds People, Birds, Animals…
Dimensions (W×H×D mm)
Adds 134.8, 91.6, 72.7
AF points / zones
1053 vs 25 — higher is better
ISO max (native)
102,400 vs 12,800 — higher is better
Burst (electronic)
120 fps vs 20 fps — higher is better
Eye AF
Only OM-1 II supports it
Animal / bird AF
Only OM-1 II supports it
4K max frame rate
60 fps vs 30 fps — higher is better
Reasons to choose
Tough TG-7
Dimensions (W×H×D mm)
Adds 113.9, 65.8, 32.7
Weight
249 g vs 599 g — lower is better
Battery life (CIPA)
640 shots vs 520 shots — higher is better
Both cameras share
- ✓Pre-Capture / Pre-Release — Both support pre-capture / pre-release
- ✓Max video bit rate — Both 150 Mbps
- ✓Weather sealing — Both support weather sealing
- ✓Card slots — Both 1
- ✓Wi-Fi — Both support wi-fi
- ✓Bluetooth — Both support bluetooth
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
Tough TG-7
Pros
- ✓Waterproof
- ✓Shockproof
- ✓Macro modes
Cons
- –Small sensor
- –Fixed lens
- –Limited low light
Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for vlogging, OM-1 II or Tough TG-7?
OM-1 II scores 7.0/10 versus 3.0/10 for Tough TG-7 — 4K 60p for smooth handheld vlogs.
What's the resolution difference between the OM-1 II and Tough TG-7?
OM-1 II is 20.4 MP and Tough TG-7 is 12 MP, so the OM-1 II captures more detail for cropping and large prints.
Do the OM-1 II and Tough TG-7 have in-body image stabilization?
OM-1 II has 8.5-stop in-body image stabilization, while tough TG-7 does not have IBIS.
Which shoots faster bursts — the OM-1 II or the Tough TG-7?
OM-1 II reaches 120 fps electronic. Tough TG-7 reaches 20 fps electronic.
What's the weight difference between the OM-1 II and Tough TG-7?
OM-1 II weighs 599 g and Tough TG-7 weighs 249 g, so the Tough TG-7 is 350 g lighter.
Do the OM-1 II and Tough TG-7 record 4K video?
OM-1 II: 4K up to 60p. Tough TG-7: 4K up to 30p.
Are the OM-1 II and Tough TG-7 weather sealed?
OM-1 II: Yes. Tough TG-7: Yes.
Which has better battery life?
Rated battery life is 520 shots (CIPA) for the OM-1 II and 640 shots for the Tough TG-7, giving the Tough TG-7 the edge.
How much does each cost?
OM-1 II launched at $2,399 and Tough TG-7 at $549. The Tough TG-7 is $1,850 less.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.