Chamber Comparison
Henshaw 1662vsSummit to Sea Shallow Dive
Henshaw
1662
1.4
ATA
£5,500 - £7,500 (~$7,000 - $9,500)
Starting
3yr
Warranty
Summit to Sea
Shallow Dive
1.3
ATA
$5,000 - $8,000
Starting
2yr
Warranty
The Bottom Line
The Henshaw 1662 wins on max pressure, price, and warranty, while the Summit to Sea Shallow Dive takes the edge in fda clearance. If max pressure is your priority, the Henshaw 1662 is the stronger pick.
Key Differences
Henshaw
1.4 ATA
Summit to Sea
1.3 ATA
Higher pressure enables more clinical protocols. The Henshaw 1662 reaches 1.4 ATA, which covers most wellness applications.
Henshaw
£5,500 - £7,500 (~$7,000 - $9,500)
Summit to Sea
$5,000 - $8,000
A ~12% price difference. At this range, the decision likely comes down to features and certifications rather than cost alone.
Henshaw
FDA no
Summit to Sea
FDA cleared: yes
The listing's fda_cleared field. This page does not add a purchase rule.
Henshaw
3 years
Summit to Sea
2 years
A longer warranty reduces long-term ownership risk, especially important for chambers in the $10K+ range.
Who Should Buy Which?
Best for
Henshaw 1662
Users seeking higher pressure in soft-shell format, wellness enthusiasts
View full details →Best for
Summit to Sea Shallow Dive
Budget buyers, first-time users, compact spaces
View full details →Full Specification Comparison
| Specification | | |
|---|---|---|
| Chamber Type | Soft-Shell | Soft-Shell |
| Performance Tier | Entry Wellness | Entry Wellness |
| Max Pressure | 1.4 ATA★ | 1.3 ATA |
| Oxygen Delivery | ambient-air | ambient-air |
| O₂ Concentration | 21% (ambient); optional O2 concentrator available | 21% (ambient); optional concentrator |
| Capacity | 1-person | 1-person |
| Weight | 30.9 lbs | — |
| Interior Dimensions | Large single-person design | 26in diameter |
| Portability | semi-portable | portable |
| FDA Cleared | No | Yes (#K072757)★ |
| CE Marked | Yes★ | No |
| Made In | United Kingdom | United States |
| Price | £5,500 - £7,500 (~$7,000 - $9,500) | $5,000 - $8,000★ |
| Warranty | 3 years★ | 2 years |
| Brand Established | 2008 | 2007 |
| Climate Control | No | No |
| Communication System | No | No |
| Emergency Features | Safety release valves, dual zipper, interior pressure controls | Dual zipper safety system |
Henshaw 1662 — Standout Features
Summit to Sea Shallow Dive — Standout Features
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