If you thought you had to spend upwards of $1,500 to get a great queen mattress in today's Labor Day sales, think again. Good sleep is getting cheaper, with some budget mattress brands earning top scores from our experienced testers for their comfort and support. Two of the best cheap mattresses that stand out from the pack are the SweetNight CoolNest and Siena Signature, both of which out-perform some luxury mattresses in certain areas. Instead of spending a fortune, you can buy both beds in today's Labor Day mattress sales for under $500 for a queen.Admittedly, the top tier of the best mattresses we've tested do tend to come at a higher price tag. However, budget beds are putting up a fight. Cheap mattresses are getting comfier, delivering more support and even lasting longer.The sub-$500 lab tested top performers

Siena Signature

Type: All-foam Firmness: Firm (8/10)Current price (queen): $349 at Siena Stand out feature: Motion isolation Best suited to: Stomach and back sleepersHeight: 10" Sizes: 7 (twin to split king)

SweetNight CoolNest

Type: All-foam Firmness: Medium-firm (6.5/10)Current price (queen): $399 at SweetNight Stand out feature: Pressure relief Best suited to: Side sleepers Height: 12" Sizes: 5 (twin to Cal king)