Tub4Two vs Shak: Walk-In Tub Comparison
The Ella Tub4Two and the Ella Shak side by side, using the actual dimensions from the spec sheets and technical drawings rather than nominal sizes. The profiles cover therapy packages, videos and installation notes for each tub.
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| Door style | U-shape outward-swing door | U-shape outward-swing door |
| Door swing | Outward | Outward |
| Seats | Two bathers | One bather |
| Actual size (W x L x H) | 32" x 60" x 40" | 36" x 72" x 39" |
| Seat | 20" and 22" | 28" x 26 3/4 in. |
| Interior length | 56 3/4 in. | 66 1/4 in. |
| Seat to overflow (soaking depth) | 15 3/4 in. | 16 1/2 in. |
| Seat to footwell | 17 in. | 17 in. |
| Footwell | not listed | 22 1/2 W by 14 1/2 L |
| Net weight | 230 lb | 286 lb |
| Shipping weight | 325 lb | 429 lb |
| Crate size (W x L x H) | 34" x 62" x 50" | 39" x 74" x 49" |
| Water to overflow, unoccupied | 100 gal | 145 gal |
| Water with a bather (typical) | 65-85 gal | 80-120 gal |
What is different
- The Shak is 4 in. wider than the Tub4Two (36 in. vs 32 in.).
- The Shak is 12 in. longer than the Tub4Two (72 in. vs 60 in.).
- The Tub4Two is 1 in. taller than the Shak (40 in. vs 39 in.).
- They share the same door design: u-shape outward-swing door.
- The Tub4Two seats two bathers; the Shak is a single-seat tub.
- To the overflow, the Tub4Two holds about 100 gallons and the Shak about 145, which matters for water heater sizing.
- Net weights are 230 lb (Tub4Two) and 286 lb (Shak).
Common questions
Which is bigger, the Tub4Two or the Shak?
The Shak has the larger footprint at 36" x 72" x 39", against 32" x 60" x 40" for the Tub4Two.
Do the Tub4Two and the Shak have the same door?
Yes. Both use the u-shape outward-swing door, so the same operation, seal and latch guides apply to either tub.
How much water do the Tub4Two and the Shak hold?
To the overflow when empty, the Tub4Two holds about 100 gallons and the Shak about 145 gallons; with a bather the typical ranges are 65-85 and 80-120 gallons. Size your water heater to the larger figure.
Can two people bathe in the Tub4Two?
Yes. The Tub4Two is a two-seat tub; the Shak seats one bather.
Read the full profiles
Add a third model to this comparison → · Dimensions by model · Which door does my tub have?
Want help choosing?
Your Ella dealer or the team at (800) 480-6850 can walk you through both tubs for your space and needs.
Videos