OM System
OM-5 Mark II
Compact IP53 Micro Four Thirds body with 20MP Live MOS sensor, 7.5-stop Sync IS, 30fps burst, 4K video, and USB-C charging.
$1,199
Released Jun 2025
OM System
Tough TG-7
Rugged waterproof compact for adventure and macro.
$549
Released Sep 2023
OM-5 Mark II is 1.8 years newer.
Wins
OM-5 Mark II
Wins
Tough TG-7
4 categories tied
TL;DR — Key differences
- AOM-5 Mark II has higher ISO max (native) (102,400 vs 12,800)
- AOM-5 Mark II has higher AF points / zones (121 vs 25)
- AOM-5 Mark II has higher Resolution (20.4 MP vs 12 MP)
- BTough TG-7 has lower Weight (249 g vs 417 g)
- AOM-5 Mark II has higher Burst (electronic) (30 fps vs 20 fps)
Key specs at a glance
Size and weight, to scale
OM-5 Mark II
125 × 85 × 52 mm
417 g (0.92 lb / 14.71 oz)
Tough TG-7
114 × 66 × 33 mm
249 g (0.55 lb / 8.78 oz)
OM-5 Mark II is 11mm wider, 19mm taller, and 19mm thicker than Tough TG-7.
OM-5 Mark II is 168 g heavier than Tough TG-7.
Depth (front-to-back): 52mm OM-5 Mark II · 33mm Tough TG-7
Sensor size, to scale
OM-5 Mark II
17.4 × 13 mm · Compact / large-type
226 mm² area
Lens ecosystem
Native lens selection
OM-5 Mark 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-5 Mark II
Subject recognition
Adds People, Birds, Animals…
Dimensions (W×H×D mm)
Adds 125.3, 85.2, 52
ISO max (native)
102,400 vs 12,800 — higher is better
AF points / zones
121 vs 25 — higher is better
Eye AF
Only OM-5 Mark II supports it
Animal / bird AF
Only OM-5 Mark II supports it
In-body stabilization
Only OM-5 Mark II supports it
Card types
Adds SD UHS-II
Reasons to choose
Tough TG-7
Dimensions (W×H×D mm)
Adds 113.9, 65.8, 32.7
Weight
249 g vs 417 g — lower is better
Both cameras share
- ✓Pre-Capture / Pre-Release — Both support pre-capture / pre-release
- ✓4K max frame rate — Both 30 fps
- ✓Max video bit rate — Both 150 Mbps
- ✓Weather sealing — Both support weather sealing
- ✓Battery life (CIPA) — Both 640 shots
- ✓Card slots — Both 1
Pros & cons at a glance
Editorially curated highlights and trade-offs.
OM-5 Mark II
Pros
- ✓Compact weather-sealed body
- ✓7.5-stop Sync IS
- ✓30fps burst
- ✓4K vertical video
Cons
- –20MP non-stacked sensor
- –Single card slot
- –Smaller EVF than OM-1
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-5 Mark II or Tough TG-7?
OM-5 Mark II scores 6.5/10 versus 3.0/10 for Tough TG-7 — 417g — easy to handhold for selfie video.
What's the resolution difference between the OM-5 Mark II and Tough TG-7?
OM-5 Mark II is 20.4 MP and Tough TG-7 is 12 MP, so the OM-5 Mark II captures more detail for cropping and large prints.
Do the OM-5 Mark II and Tough TG-7 have in-body image stabilization?
OM-5 Mark II has 6.5-stop in-body image stabilization, while tough TG-7 does not have IBIS.
Which shoots faster bursts — the OM-5 Mark II or the Tough TG-7?
OM-5 Mark II reaches 30 fps electronic. Tough TG-7 reaches 20 fps electronic.
What's the weight difference between the OM-5 Mark II and Tough TG-7?
OM-5 Mark II weighs 417 g and Tough TG-7 weighs 249 g, so the Tough TG-7 is 168 g lighter.
Do the OM-5 Mark II and Tough TG-7 record 4K video?
OM-5 Mark II: 4K up to 30p. Tough TG-7: 4K up to 30p.
Are the OM-5 Mark II and Tough TG-7 weather sealed?
OM-5 Mark II: Yes. Tough TG-7: Yes.
Which has better battery life?
Rated battery life is 640 shots (CIPA) for the OM-5 Mark II and 640 shots for the Tough TG-7, giving the Tough TG-7 the edge.
How much does each cost?
OM-5 Mark II launched at $1,199 and Tough TG-7 at $549. The Tough TG-7 is $650 less.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.