Skip to content
Independent·Affiliate-disclosed·Spec-verified·Updated August 2, 2026
Home / Compare
Head-to-head buyer guide

Edge Theory Labs The Edge Tub vs Renu Therapy Cold Stoic 2.0

Specs, prices, editor verdict, and who should buy which - compared side-by-side.

By Ryan · Founder
Updated May 3, 2026
Quick verdict

Edge Theory Labs The Edge Tub (premium, $6,995–$7,995) vs Renu Therapy Cold Stoic 2.0 (ultra premium, $9,499–$10,019) - Editor pick: Renu Therapy Cold Stoic 2.0 (Edge Theory Labs is $2,264 cheaper).

Compared on 10 shared specs · editor scores 8.2 vs 9.1 · same category (cold plunge).

Edge Theory Labs The Edge Tub inflatable cold plunge (discontinued)
Edge Theory Labs

The Edge Tub

Discontinued. Edge Theory Labs ceased operations around November 2024; The Edge Tub is no longer available for purchase and is kept here for reference.

PRICE
$6,995–$7,995
SCORE
8.2 / 10
EDITOR'S PICK
Renu Therapy Cold Stoic 2.0 cedar-wrapped cold plunge
Renu Therapy

Cold Stoic 2.0

A cedar-wrapped horizontal plunge with an acrylic tank that chills to a manufacturer-stated 39°F and holds it forever - the closest production unit to a custom onsen.

PRICE
$9,499–$10,019
SCORE
9.1 / 10
View at Renu Therapy
The verdict

Renu Therapy Cold Stoic 2.0 wins on editor score (9.1 vs 8.2). See the per-buyer recommendations below - winners on score don't always win on fit.

Side-by-side specs

SpecEdge Theory Labs The Edge TubRenu Therapy Cold Stoic 2.0
price$6,995–$7,995$9,499–$10,019
coolingchillerchiller
min temp f3739
capacity1-person1-person
dimensions70″ × 32″ × 26″78″ × 36″ × 30″
water gallons100110
weight lb175320
power110V / 15A110V / 15A
constructioninflatable drop-stitch (PVC)acrylic tank (optional cedar deck/lid trim)
tub warranty months2460
chiller warranty months2436

Edge Theory Labs The Edge Tub also publishes: status

Who should buy which

Pick the Edge Theory Labs The Edge Tub if

Reference only. There is no current buyer for this product - the brand is defunct and the tub is no longer sold.

Skip if

You want a tub you can actually buy and get serviced - this brand ceased operations around November 2024; see Plunge or Renu Therapy.

Pick the Renu Therapy Cold Stoic 2.0 if

Premium-aesthetics buyers who want the longest warranty in the category and a tub that reads as architecture.

Skip if

You're budget-constrained, want apartment-friendly install, or don't care about premium materials.

Go deeper

FULL REVIEW
Read the Edge Theory Labs The Edge Tub review →
FULL REVIEW
Read the Renu Therapy Cold Stoic 2.0 review →

Frequently asked

Which is better, the Edge Theory Labs The Edge Tub or the Renu Therapy Cold Stoic 2.0?

On our editor scoring the Renu Therapy Cold Stoic 2.0 edges it at 9.1/10. Both are strong; the right pick depends on your use case, which the verdict and spec table above break down.

How much do they cost?

Edge Theory Labs The Edge Tub: $6,995 to $7,995. Renu Therapy Cold Stoic 2.0: $9,499 to $10,019. Prices are verified against the manufacturer; check the live links for current pricing.

Who should buy which one?

Edge Theory Labs The Edge Tub: Reference only. There is no current buyer for this product - the brand is defunct and the tub is no longer sold. Renu Therapy Cold Stoic 2.0: Premium-aesthetics buyers who want the longest warranty in the category and a tub that reads as architecture.

Continue researching
Buyer guide
Best Cold Plunges
Chillers and tubs compared: Plunge vs Renu vs Inergize.