Head-to-head · Best Pillows for Side Sleepers

Purelux Simply Cool Memory Foam Pillow vs Tempur-Cloud ProHi Pillow

Which is the better buy? Side-by-side on rating, price, strengths, and watch-outs — with the published ratings we averaged to get there.

The short answer

Purelux Simply Cool Memory Foam Pillow and Tempur-Cloud ProHi Pillow score essentially the same (4.4 vs 4.4). Pick the one whose trade-offs match your priorities — the strengths and watch-outs below are where they actually differ.

Ranked #5 in Best Pillows for Side Sleepers

Purelux Simply Cool Memory Foam Pillow

4.4

$50

The Purelux Simply Cool is the budget cooling pick, around $50 yet genuinely focused on temperature. Its PureGel memory foam pulls heat away and the ActiveChill cover stays cool wash after wash, while tailored raised sides give the lift side sleepers need for neck support. It is solid molded foam, so it is not adjustable and is less plush than premium rivals, but for an affordable, cool, supportive side-sleeper pillow it punches well above its price.

Strengths

— Genuinely cooling: PureGel memory foam transfers heat away while the ActiveChill cover stays cool and never washes out
— Tailored, raised sides give extra lift to cradle the head and neck for side-sleeper spinal support
— Lab-reviewed by Consumer Reports and recommended as a strong cooling option for side sleepers

Watch-outs

— Solid one-piece foam is not adjustable, so loft and firmness are fixed
— Lower-profile and less plush than the high-loft Saatva Cloud or firm Tempur ProHi
— Lacks the premium materials and brand backing of the pricier picks

$50 · Check Price on Amazon Full review →

Ranked #4 in Best Pillows for Side Sleepers

Tempur-Cloud ProHi Pillow

4.4

$169

The Tempur-Cloud ProHi Pillow is the support specialist, a tall, firm solid-TEMPUR pillow built for broad-shouldered side sleepers and larger frames. At 6.6 inches with signature TEMPUR micro-cushions, it delivers the maximum head-and-neck support on this list and holds its shape for years. The trade-off is feel: it is firm and does not decompress much, so it suits sleepers who need that support and find softer pillows inadequate, rather than those who want a plush, adjustable cradle.

Strengths

— High 6.6-inch profile and firm solid-TEMPUR construction give broad-shouldered side sleepers maximum support
— Signature TEMPUR material with micro-cushions conforms to the head and neck and returns to shape every night
— Specifically designed for side sleepers and larger frames, per Tempur-Pedic

Watch-outs

— Firm, solid-foam feel doesn't decompress much; some side sleepers find it too hard
— At 6.6 inches it can be too tall unless your neck-to-shoulder distance is large
— Pricey, and the base ProHi is less actively cooling than gel-pad TEMPUR models

$169 · Check Price on Amazon Full review →

How they stack up

Purelux Simply Cool Memory Foam Pillow

The most affordable and most cooling-focused pillow here. It is less plush than the Saatva Cloud Memory Foam Pillow and Layla Kapok Pillow and not adjustable like the Layla Kapok Pillow or Eli & Elm Side Sleeper Pillow, but it delivers active cooling the neutral Saatva Cloud Memory Foam Pillow does not.

Tempur-Cloud ProHi Pillow

The firmest and most supportive pillow here, taller and harder than the plush Saatva Cloud Memory Foam Pillow and Layla Kapok Pillow. Unlike the adjustable Layla Kapok Pillow and Eli & Elm Side Sleeper Pillow, its loft and firmness are fixed, so it must match your frame.

Specs side-by-side

Spec	Purelux Simply Cool Memory Foam Pillow	Tempur-Cloud ProHi Pillow
Fill	Molded PureGel cooling memory foam	Solid TEMPUR material with micro-cushions
Cover	ActiveChill cooling fabric, washable	Removable, machine-washable knit
Cooling	Gel foam + woven cooling fibers	—
Shape	Tailored raised sides for lift	Traditional
Firmness	Medium, fixed	Medium-firm (firm solid feel)
Size	Queen 30 x 18 x 5 in	—
Certification	CertiPUR-US	—
Best Sleepers	Side, back, stomach	Side sleepers, larger frames
Loft	—	High (approx. 6.6 in)
Sizes	—	Queen, King
Durability	—	Returns to shape after each use

← See the full ranking of best pillows for side sleepers