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Mattresses under $100

All mattresses

29 mattresses under $100 from Novilla, Zinus, Ftopbtb and more. Most cost $40 to $95, and half cost less than $43.

Egohome

Twin, Memory Foam, Medium Firm, Under 8 in

+Twin size fits children's beds and small rooms
+CertiPUR-US certified foam
+Green tea memory foam built for cooling
−Thin 5-inch profile offers less cushioning than thicker mattresses
$87.99
as of 11/03/2026 22:47 PST - Details
Novilla

Twin, Memory Foam, Under 8 in

+CertiPUR-certified memory foam
+Ships boxed for easy home delivery
+Cooling design for warmer sleepers
−Thin at under 8 inches
−Thinner than typical memory foam mattresses
$89.28
as of 11/04/2026 00:28 PST - Details
Auruge

Full, Memory Foam, Under 8 in

+Full size fits many standard beds
+Cooling memory foam
+Medium firm support for pressure relief
−Under 8 inches thick, thinner than typical mattresses
$39.99
as of 11/04/2026 09:41 PST - Details
Mtsvmp

Twin, Hybrid, Medium Firm, 8 to 10 in

+CertiPUR-US certified foam for low chemical emissions
+Cooling feature for a cooler sleep surface
+Ships boxed for easy home delivery
−Thickness range is 8 to 10 inches, not a single exact height
$44.89
as of 11/04/2026 06:38 PST - Details
Bhxwry

Full, Memory Foam, Medium Firm, Under 8 in

+Full size fits standard full beds
+Green tea gel cooling design
+CertiPUR certified foam
−Only 4 inches thick, thinner than typical mattresses
$42.99
as of 11/03/2026 23:04 PST - Details
HomJoones

Twin, Firm, Under 8 in

+Twin size fits single beds and small rooms
+Waterproof cover helps protect against spills
+Cooling foam is listed for a cooler sleep surface
−Firm feel may not suit side sleepers who want cushioning
−Under 8 inches of thickness is thinner than most mattresses
$43.00
as of 11/03/2026 23:26 PST - Details
Bhxwry

Full, Hybrid, Medium Firm, 11 to 12 in

+Full size fits standard full beds
+Hybrid of gel memory foam and pocket coils
+CertiPUR certified foam
−At 11 to 12 inches thick, it is heavy to move alone
$97.09
as of 11/03/2026 23:04 PST - Details
Ezoaz

Queen, Hybrid, Medium Firm

+Queen size fits standard queen bed frames
+CertiPUR-US certified foam
+Cooling features listed for a cooler sleep
$12.99
as of 11/03/2026 22:54 PST - Details
Egohome

Twin, Memory Foam, Medium Firm, Under 8 in

+CertiPUR-US certified memory foam
+Cooling green tea gel for a cooler sleep surface
+Shipped boxed for easy home delivery
−Only 5 inches thick, thinner than typical mattresses
−Twin size fits one sleeper only
$92.51
as of 11/03/2026 22:48 PST - Details
Best Price Mattress

Twin, Memory Foam, Medium Firm, Under 8 in

+Cooling gel infused memory foam
+Medium-firm feel for a balanced support level
+Ships boxed for easier delivery to the home
−Thin 5-inch profile offers less cushioning
−Twin size only fits one sleeper
$93.99
as of 11/04/2026 12:42 PST - Details
Mlily

Twin, Memory Foam, Under 8 in

+Twin size fits small beds and kids' rooms
+Memory foam conforms to the body
+Cooling gel layer
−Only 6 inches thick
$95.99
as of 11/04/2026 00:15 PST - Details
Nxzmdemy

Twin, Memory Foam, Medium Firm, Under 8 in

+Cooling foam and breathable comfort layer
+Memory foam construction
+Medium firm feel for pressure relief
−Under 8 inches thick, thinner than typical mattresses
$39.89
as of 11/04/2026 10:36 PST - Details
Ftopbtb

Twin, Memory Foam, Medium Firm, Under 8 in

+Twin size fits standard twin bed frames
+CertiPUR-US certified foam
+Memory foam conforms to the body's shape
−Thin 6-inch profile offers less cushioning
$39.99
as of 11/03/2026 23:02 PST - Details
YskdhfczQ

Twin, Memory Foam, Medium Firm, Under 8 in

+CertiPUR-US certified foam
+Cooling gel memory foam layer
+Medium firm feel
−Thin profile offers less cushioning than thicker mattresses
$39.89
as of 11/04/2026 08:42 PST - Details
Ftopbtb

Twin, Memory Foam, Under 8 in

+Twin size fits single beds and small rooms
+Gel memory foam with a cooling design
+CertiPUR certified foam
−Thickness is under 8 inches, thinner than typical mattresses
$39.89
as of 11/03/2026 23:02 PST - Details
YskdhfczQ

Twin, Memory Foam, Medium Firm, Under 8 in

+CertiPUR-US certified foam
+Cooling gel memory foam layer
+Medium firm feel
−Thin profile offers less cushioning than thicker mattresses
$39.89
as of 11/04/2026 08:42 PST - Details
YskdhfczQ

Twin, Memory Foam, Under 8 in

+CertiPUR certified foam for lower chemical emissions
+Cooling feature listed for a cooler sleep surface
+Breathable design listed for airflow
−Under 8 inch thickness is thinner than typical twin mattresses
$39.89
as of 11/04/2026 00:44 PST - Details
YskdhfczQ

Twin, Memory Foam, Medium Firm, Under 8 in

+CertiPUR-US certified memory foam
+Cooling green tea gel layer
+Medium firm feel for pressure relief
−Under 8 inches thick, thinner than typical mattresses
$39.89
as of 11/04/2026 10:36 PST - Details
Zfhcbj

Twin, Memory Foam, Medium Firm, Under 8 in

+CertiPUR-US certified foam for low chemical emissions
+Cooling gel memory foam for a cooler sleep surface
+Ships boxed for easy home delivery
−Under 8 inch profile offers less cushioning than thicker mattresses
−All-foam build lacks innerspring support
$79.99
as of 11/04/2026 06:38 PST - Details
Mtsvmp

Twin, Memory Foam, Medium Firm, Under 8 in

+Twin size fits single beds and small rooms
+CertiPUR-US certified memory foam
+Cooling gel memory foam for a cool sleep surface
−Thin at under 8 inches
−Thin profile offers less cushioning than thicker mattresses
$39.99
as of 11/04/2026 00:19 PST - Details
Mtsvmp

Twin, Memory Foam, Medium Firm, Under 8 in

+Twin size fits single beds and small rooms
+CertiPUR-US certified memory foam
+Cooling gel memory foam construction
−Thin at under 8 inches
−Thin profile offers less cushioning than thicker mattresses
$39.89
as of 11/04/2026 00:19 PST - Details
Nxzmdemy

Twin, Memory Foam, Medium Firm, Under 8 in

+Cooling feature listed for a warmer sleep
+Memory foam conforms to the body for pressure relief
+Ships boxed for easy home delivery
−Under 8 inch thickness is thinner than typical twin mattresses
$39.89
as of 11/04/2026 00:29 PST - Details
YskdhfczQ

Twin, Memory Foam, Under 8 in

+CertiPUR-US certified foam
+Cooling gel memory foam layer
+Ships boxed for easy home delivery
−Thin profile offers less cushioning than thicker mattresses
$39.89
as of 11/04/2026 08:42 PST - Details
Dannasi

Full, Hybrid, Medium Firm, 11 to 12 in

+CertiPUR-US certified foam
+Gel memory foam for a cooler sleep surface
+Full size fits a single sleeper or small room
$99.99
as of 11/03/2026 22:33 PST - Details
Ftopbtb

Twin, Hybrid, Medium Firm, 8 to 10 in

+Twin size fits standard twin bed frames
+CertiPUR-US certified foam
+Cooling features listed for a cooler sleep
$44.89
as of 11/03/2026 23:02 PST - Details

Compare specs

mattressSizeTypeFirmnessThicknessSpec scorePrice
TwinMemory FoamMedium FirmUnder 8 inn/a$87.99
as of 11/03/2026 22:47 PST - Details
TwinMemory FoamUnder 8 inn/a$89.28
as of 11/04/2026 00:28 PST - Details
FullMemory FoamUnder 8 inn/a$39.99
as of 11/04/2026 09:41 PST - Details
TwinHybridMedium Firm8 to 10 inn/a$44.89
as of 11/04/2026 06:38 PST - Details
FullMemory FoamMedium FirmUnder 8 inn/a$42.99
as of 11/03/2026 23:04 PST - Details
TwinFirmUnder 8 inn/a$43.00
as of 11/03/2026 23:26 PST - Details
FullHybridMedium Firm11 to 12 inn/a$97.09
as of 11/03/2026 23:04 PST - Details
QueenHybridMedium Firmn/a$12.99
as of 11/03/2026 22:54 PST - Details
TwinMemory FoamMedium FirmUnder 8 inn/a$92.51
as of 11/03/2026 22:48 PST - Details
TwinMemory FoamMedium FirmUnder 8 inn/a$93.99
as of 11/04/2026 12:42 PST - Details

Before you buy

Spec scores, pros and cons, and prices are explained in the How it works section of the About page.