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Head-to-head · Best Cooling Mattress Toppers

Saatva Graphite Memory Foam Topper vs ViscoSoft 4-Inch Pillow Top Memory Foam Topper

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

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The short answer

Saatva Graphite Memory Foam Topper comes out ahead by a clear margin (4.2 vs 3.7). The gap is mostly about Back sleepers who want graphite cooling plus lower-back support, and value a long, low-risk 180-night trial. — read the strengths below before deciding.

Saatva Graphite Memory Foam Topper
Higher ratedRanked #3 in Best Cooling Mattress Toppers
Saatva Graphite Memory Foam Topper
2 sources1 derived$305as of Sep 25

The Saatva Graphite Memory Foam Topper is the value-and-trust pick: graphite-infused foam that measurably offsets heat, an 8.6 out of 10 from Sleep Foundation, and an unrivaled 180-night trial. At a flat $295 it cools well, relieves pressure, and supports the lower back, even if it is not the single coolest topper on the market. That long risk-free trial makes it the easiest topper here to buy with confidence.

Strengths
  • — Graphite-infused memory foam offsets heat retention, earning an 8.6/10 from Sleep Foundation and a 4.5/5 temperature-regulation score from Tom's Guide
  • — Industry-leading 180-night sleep trial with free returns, per Tom's Guide, the longest on this list
  • — Medium feel delivers strong pressure relief and lower-back support for back sleepers
Watch-outs
  • — Cooling is good but not best-in-class; one rival reviewer called it strong, not the very best on the market
  • — High-density memory foam runs warmer than a phase-change or hybrid design under heavy sleepers
  • — Medium feel may be too firm for dedicated side sleepers wanting deep cushion
$305 · Check Price on AmazonFull review →
ViscoSoft 4-Inch Pillow Top Memory Foam Topper
Ranked #4 in Best Cooling Mattress Toppers
ViscoSoft 4-Inch Pillow Top Memory Foam Topper
2 sources1 derived$209.95as of Sep 25

The ViscoSoft 4-Inch Pillow Top is the plush value pick: three inches of gel-infused memory foam under 1.5 inches of fiberfill, wrapped in a cool-to-the-touch TENCEL cover. Sleep Foundation rated it 4.25 out of 5 and found it sleeps fairly cool for a memory foam topper, though it does not match the graphite, phase-change and copper designs above it. For plushness and pressure relief per dollar it is outstanding.

Strengths
  • — Holds a 4.4 average across more than 12,000 buyer reviews, the largest review base here
  • — Three inches of gel memory foam under 1.5 inches of fiberfill gives a genuine pillow-top feel
  • — Gel infusion plus a cool-to-the-touch TENCEL cover keep it cooler than plain memory foam
Watch-outs
  • — Cooling trails the dedicated graphite, phase-change and copper toppers above it
  • — Some buyers report the foam softening over time
  • — Four inches of loft is more sink than most back and stomach sleepers want
$209.95 · Check Price on AmazonFull review →

Derived means the reviewer published no score, so one was inferred from their written verdict. Everything else is a number the publisher printed. How we rank.

How they stack up

Saatva Graphite Memory Foam Topper

Firmer and more supportive than the plush, contouring Layla Copper Memory Foam Topper and ViscoSoft 4-Inch Pillow Top Topper.

ViscoSoft 4-Inch Pillow Top Memory Foam Topper

On temperature it sits in the lower half of this list, closer to the Layla Copper Memory Foam Topper than to the Bear Pro Topper.

Specs side-by-side

SpecSaatva Graphite Memory Foam TopperViscoSoft 4-Inch Pillow Top Memory Foam Topper
MaterialGraphite-infused memory foamGel-infused memory foam + fiberfill pillow top
Thickness3 in4 in (3 in foam + 1.5 in fiberfill)
Cooling TechGraphite infusionGel infusion + TENCEL moisture-wicking
FirmnessMediumPlush
SizesTwin through Cali KingTwin XL through King
Best SleepersBack—
Trial180-night sleep trial, free returns—
Cover—Cool-to-touch TENCEL, recycled-plastic fiberfill
Certification—CertiPUR-US
Guarantee—90-day
← See the full ranking of best cooling mattress toppers