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Current catalog guide

Sleep Number Mattress Reviews 2026: ComfortMode vs ComfortNext vs Climate

Sleep Number replaced its familiar c, p, and i series with ComfortMode, ComfortNext, and Climate collections. This guide compares the seven models in the current official catalog and points to close alternatives when adjustable air, active cooling, or the total price changes the decision.

Current Sleep Number mattresses and Queen prices

ModelCollectionCurrent Queen priceBest starting point
ComfortModeComfortMode$1,439Lowest-priced current model; remote-controlled firmness
ComfortMode LuxComfortMode$1,889More cushioning and cooling material than ComfortMode
ComfortNextComfortNext$2,549App-connected features and five-zone support
ComfortNext LuxComfortNext$3,399Microcoil layer and a taller comfort profile
ComfortNext UltraComfortNext$3,824Thickest ComfortNext design and larger microcoil layer
ClimateCoolClimate$3,938Active cooling without Climate360 warming
Climate360Climate$7,687Cooling, warming, tracking, and included smart adjustable base

Prices use the latest catalog record available to SleepRanked. The reviewed direct-store trial is 100 nights; confirm current return-shipping terms before purchase.

ComfortMode vs ComfortNext

Choose ComfortMode when adjustable firmness matters more than app tracking. ComfortMode Lux adds more cushioning and cooling material while staying below the ComfortNext price range.

ComfortNext is the entry to the app-connected group and lists five-zone support. ComfortNext Lux adds a microcoil layer, while ComfortNext Ultra is the thickest version. Compare the feature increase against the jump in Queen price rather than assuming the highest tier will suit every sleeper.

ClimateCool vs Climate360

ClimateCool is the less expensive active-cooling choice. Climate360 adds warming and an included smart adjustable base. That makes Climate360 a sleep-system purchase rather than a direct mattress-only price comparison.

Cooling and warming features can change the bed surface, but comfort still varies with room temperature, bedding, body heat, and personal preference.

Close alternatives to Sleep Number

Saatva Solaire: closest adjustable-air alternative

The Saatva Solaire is the closest match when adjustable air support is the main requirement. Compare its available sizes, delivery terms, controls, and current retailer trial directly with the Sleep Number model you are considering.

TEMPUR-ProAdapt Medium Hybrid: premium pressure-relief alternative

The TEMPUR-ProAdapt Medium Hybrid trades adjustable air for a fixed foam-and-coil feel. It is a useful alternative for shoppers prioritizing motion isolation, pressure relief, and a familiar hybrid construction.

TEMPUR-LuxeBreeze: premium cooling alternative

Compare the TEMPUR-LuxeBreeze collection when cooling is the priority but adjustable firmness is optional. Its exact Soft, Firm, and Medium Hybrid variants are listed separately so the price and feel stay consistent.

Compare the full Sleep Number catalog

Visit the Sleep Number brand page for the current product cards, verified size pricing, and direct manufacturer shopping links.

Sleep Number mattress FAQ

What are the current Sleep Number mattress models?

The official catalog checked September 10, 2026 lists ComfortMode, ComfortMode Lux, ComfortNext, ComfortNext Lux, ComfortNext Ultra, ClimateCool, and Climate360. Older c2, c4, p5, p6, and i8 models are not listed in the current catalog.

What is the difference between ComfortMode and ComfortNext?

ComfortMode is the simpler remote-controlled collection. ComfortNext adds app-connected features and zoned support, with Lux and Ultra versions adding more cushioning and microcoil material.

What is the difference between ClimateCool and Climate360?

ClimateCool provides active cooling. Climate360 adds warming and includes a smart adjustable base. Climate360 therefore has a much higher system price.

How long is the Sleep Number trial?

The direct Sleep Number terms reviewed for the current lineup list a 100-night trial. Return shipping can be the customer's responsibility. Confirm the terms shown by Sleep Number before ordering.

What mattresses are alternatives to Sleep Number?

Saatva Solaire is the closest adjustable-air alternative. Tempur-Pedic ProAdapt is a close premium alternative for pressure relief and motion isolation, while TEMPUR-LuxeBreeze is a premium cooling alternative without adjustable air support.