Monk Cocoon vs Steam & Oak Halla 100 Cold Plunge Tub
Two cold plunge tubs side by side: Monk Cocoon at £1,995 and Steam & Oak Halla 100 Cold Plunge Tub at £2,650. Prices and specifications checked against each maker's page, last on .
Choose the Monk Cocoon if
- it costs £655 less (33% cheaper)
- it has app control
Choose the Steam & Oak Halla 100 Cold Plunge Tub if
Nothing in the published data puts it ahead.
| Monk Cocoon | Steam & Oak Halla 100 Cold Plunge Tub | |
|---|---|---|
| UK price | £1,995 | £2,650 |
| Type | Tub (add your own chiller) | Tub (add your own chiller) |
| Capacity | approx. 480 L (estimated) | 470 L |
| Includes chiller | No | No |
| Material | Rigid insulated shell (material not stated) | Thermowood cladding |
| Insulation | Not stated | Not stated |
| Dimensions | 1235 x 715 x 845 mm | 1150 x 1100 x 1210 (1310 with cover) mm |
| Weight (empty) | Not stated | Not stated |
| Voltage | Not stated | Not stated |
| Filtration | Ozone + 2-stage (with Monk chiller) | Not stated |
| Outdoor use | Yes | Yes |
| App control | Yes | No |
| Warranty | 2 years | 2 years |
| Tested by us | No | No |
| Where to buy | Check price at Monk | Check price at Steam & Oak |
Buying facts
| Monk Cocoon | Steam & Oak Halla 100 Cold Plunge Tub | |
|---|---|---|
| Price per litre of capacity | £4.16 | £5.64 |
| Ice to cool from 15C to 8C, per plunge | 47 kg | 46 kg |
| Brand rating on Trustpilot | 4.2 from 28 reviews | No profile found |
| Newest Trustpilot reviews we read | 2 of 15 at 1-2 stars | n/a |
| Where the seller is based | London | Not stated |
Trustpilot scores cover the whole brand and its service, not this model alone; we read the newest reviews on each profile at every data run. How we check the data.
Price history
| From | Monk Cocoon | Steam & Oak Halla 100 Cold Plunge Tub |
|---|---|---|
| £1,995 | £2,650 |
No tracked price has changed since 8 Sept 2026; last checked 5 Oct 2026.
What the numbers say
On price, the Monk Cocoon is £655 cheaper than the Steam & Oak Halla 100 Cold Plunge Tub (£1,995 against £2,650 in the UK at the time of writing).
Capacity: Monk Cocoon about 480 L (our estimate), Steam & Oak Halla 100 Cold Plunge Tub 470 L (advantage Monk Cocoon).
We have not tested either unit ourselves, so this comparison is built from the makers' specifications, UK pricing and owner feedback; each product page says the same.
Frequently asked questions
Is the Monk Cocoon or the Steam & Oak Halla 100 Cold Plunge Tub cheaper?
The Monk Cocoon is cheaper at £1,995, £655 less than the Steam & Oak Halla 100 Cold Plunge Tub at £2,650, on the UK prices we last checked.
Do the Monk Cocoon and the Steam & Oak Halla 100 Cold Plunge Tub come with a chiller?
No. Both are cooled with ice or a separate chiller. Our ice calculator and chiller sizing calculator show what each option needs.
Related comparisons
- Kove Oval Cedar Ice Bath vs Monk Cocoon
- Monk Cocoon vs The Keico Wellness Cold Plunge 2.0
- Monk Cocoon vs The Keico Cryo Cube Cold Plunge
- Kove Duo Oval Cedar Ice Bath vs Steam & Oak Halla 100 Cold Plunge Tub
- MyoMaster MyoBarrel vs Steam & Oak Halla 100 Cold Plunge Tub
- Steam & Oak Halla 100 Cold Plunge Tub vs The Keico Cryo Cube Cold Plunge
Read the full pages
- Monk Cocoon: price, specs and verdict
- Steam & Oak Halla 100 Cold Plunge Tub: price, specs and verdict
Some links on this page are affiliate links. If you buy through them we may earn a commission at no extra cost to you. Commission does not decide verdicts; see our affiliate disclosure.