OM System
Tough TG-7
Rugged waterproof compact for adventure and macro.
$549
Released Sep 2023
Sony
Alpha 7R VI
66.8MP fully-stacked full-frame high-resolution body with 30fps bursts, 8K 30p, 4K 120p, and Sony's new BIONZ XR2 engine.
$4,499
Released Jun 2026
Alpha 7R VI is 2.7 years newer.
Wins
Tough TG-7
Wins
Alpha 7R VI
1 categories tied
TL;DR — Key differences
- BAlpha 7R VI has higher AF points / zones (759 vs 25)
- BAlpha 7R VI has higher Resolution (66.8 MP vs 12 MP)
- BAlpha 7R VI has higher 4K max frame rate (120 fps vs 30 fps)
- BAlpha 7R VI has higher Max video bit rate (600 Mbps vs 150 Mbps)
- BAlpha 7R VI has higher RAW buffer depth (150 frames vs 46 frames)
Key specs at a glance
Size and weight, to scale
Tough TG-7
114 × 66 × 33 mm
249 g (0.55 lb / 8.78 oz)
Alpha 7R VI
133 × 97 × 83 mm
713 g (1.57 lb / 25.15 oz)
Tough TG-7 is 19mm narrower, 31mm shorter, and 50mm thinner than Alpha 7R VI.
Tough TG-7 is 464 g lighter than Alpha 7R VI.
Depth (front-to-back): 33mm Tough TG-7 · 83mm Alpha 7R VI
Back view, to scale
Width × Height — same proportions as the front of the body.
Tough TG-7
114 × 66 mm
Alpha 7R VI
133 × 97 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
Tough TG-7
114 × 33 mm
Alpha 7R VI
133 × 83 mm
Sensor size, to scale
Alpha 7R VI
35.9 × 24 mm · Full Frame
862 mm² area
Lens ecosystem
Native lens selection
Tough TG-7: mount data unavailable
Alpha 7R VI
✓ more lensesSony E
350+
native lenses available
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
Tough TG-7
Dimensions (W×H×D mm)
Adds 113.9, 65.8, 32.7
Card types
Adds SD UHS-I
Weight
249 g vs 713 g — lower is better
Pre-Capture / Pre-Release
Only Tough TG-7 supports it
Codecs
Adds MOV
Weather sealing
Only Tough TG-7 supports it
Battery life (CIPA)
640 shots vs 600 shots — higher is better
Reasons to choose
Alpha 7R VI
Subject recognition
Adds Human, Animal, Bird…
Dimensions (W×H×D mm)
Adds 132.7, 96.9, 82.9
Card types
Adds CFexpress Type A, SDXC UHS-II
AF points / zones
759 vs 25 — higher is better
Resolution
66.8 MP vs 12 MP — higher is better
Codecs
Adds XAVC HS, XAVC S, XAVC S-I…
4K max frame rate
120 fps vs 30 fps — higher is better
Max video bit rate
600 Mbps vs 150 Mbps — higher is better
Both cameras share
- ✓ISO min (native) — Both 100
- ✓Wi-Fi — Both support wi-fi
- ✓Bluetooth — Both support bluetooth
Pros & cons at a glance
Editorially curated highlights and trade-offs.
Tough TG-7
Pros
- ✓Waterproof
- ✓Shockproof
- ✓Macro modes
Cons
- –Small sensor
- –Fixed lens
- –Limited low light
Alpha 7R VI
Pros
- ✓66.8MP fully-stacked Exmor RS sensor
- ✓30fps blackout-free electronic burst
- ✓8K 30p and 4K 120p video
- ✓8.5-stop in-body stabilization
- ✓9.44M-dot HDR OLED EVF
Cons
- –Very expensive
- –Large files demand fast cards and storage
- –8K workflow can be heavy
Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for portraits, Tough TG-7 or Alpha 7R VI?
Alpha 7R VI scores 8.5/10 versus 1.0/10 for Tough TG-7 — 66.8MP — excellent for large prints and crops.
What's the resolution difference between the Tough TG-7 and Alpha 7R VI?
Tough TG-7 is 12 MP and Alpha 7R VI is 66.8 MP, so the Alpha 7R VI captures more detail for cropping and large prints.
Do the Tough TG-7 and Alpha 7R VI have in-body image stabilization?
Tough TG-7 does not have IBIS, while alpha 7R VI has in-body image stabilization.
Which shoots faster bursts — the Tough TG-7 or the Alpha 7R VI?
Tough TG-7 reaches 20 fps electronic. Alpha 7R VI reaches 30 fps electronic.
What's the weight difference between the Tough TG-7 and Alpha 7R VI?
Tough TG-7 weighs 249 g and Alpha 7R VI weighs 713 g, so the Tough TG-7 is 464 g lighter.
Do the Tough TG-7 and Alpha 7R VI record 4K video?
Tough TG-7: 4K up to 30p. Alpha 7R VI: 8K (max), 4K up to 120p.
Are the Tough TG-7 and Alpha 7R VI weather sealed?
Tough TG-7: Yes. Alpha 7R VI: No.
Which has better battery life?
Rated battery life is 640 shots (CIPA) for the Tough TG-7 and 600 shots for the Alpha 7R VI, giving the Tough TG-7 the edge.
How much does each cost?
Tough TG-7 launched at $549 and Alpha 7R VI at $4,499. The Tough TG-7 is $3,950 less.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.
Product images courtesy of OM System and Sony press materials.