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Pillow Cube Side Cube vs Eight Sleep Pod 4 vs Purple Pillow

Side by side from 161 real reviews. Every count is the same as on each product’s page.

Reviews

76 signal

20 reviews

88 signal

115 reviews

82 signal

26 reviews

In short

Keeps neck pain away for side sleepers and holds its shape; a couple say it is poor on the back.

Cooling and comfort that last for years; some report leaks, early failures and app scheduling woes.

Owners are split.

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Specs

Type
Memory foam
Firmness
Not listed
Height
5 in
Notable features
Cube-shaped Aero foam core for side sleepers
Type
Mattress cover
Firmness
Not listed
Height
Not listed
Notable features
Cover + Hub, dual-zone water heating/cooling
Type
Cooling grid
Firmness
Firm
Height
3–4.5 in
Notable features
3 in GelFlex Grid with 1 in and 0.5 in foam boosters

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