Sleepeezee ActivFlex Response 2600 Mattress Reviews (2026)

In our testing, the ActivFlex Response 2600 felt like a well-balanced medium mattress. The pillow-top softens the surface first, then the pocket-spring core keeps the bed from feeling loose or overly plush. It took the edge off pressure without the stuck-in-place feel of dense foam, and the perimeter felt more dependable than many softer hybrids. The trade-off is that the top can feel a little too forgiving for strict stomach sleepers, and the spring build has more bounce than an all-foam bed.

• Who It’s For

  • Back/side combo sleepers who want one bed that handles position changes well

  • Couples who want a steadier edge and lower partner disturbance

  • Warm sleepers who want more airflow than dense foam usually gives

• Who It’s Not For

  • Strict stomach sleepers who need a firmer, flatter surface

  • People who want a deep, slow memory-foam hug

  • Very lightweight sleepers who want a plusher top

We slept on the mattress through normal nightly use and then ran repeatable checks for support, cooling, pressure relief, motion isolation, responsiveness, edge support, and durability. Our testing included reading in bed, switching from side to back, sitting and lying near the perimeter, partner-movement checks, and regular head-to-toe rotation to see how the surface settled over time.

Our testing showed the pillow-top felt cushioned at first contact without turning mushy. On my back, my hips stayed level, and I didn’t get the lower-back compression that shows up for me on softer hybrids. Side sleeping felt smoother after the first couple of nights: the top had enough give to ease shoulder pressure, but the mattress pushed back before I sank too far. Marcus focused on heat buildup and found it noticeably less muggy than foam-heavier beds. Jenna and Ethan checked motion by swapping positions and getting in and out of bed; movement was present, but it stayed short and localized instead of traveling across the whole surface. Edge sitting also felt secure, and sleeping close to the side never felt unstable.

• What we liked

  • Supportive medium balance without a stuck-in-place feel

  • Strong edge stability for sitting and full-surface use

  • Cooler top feel than many foam-dominant builds

• Who it is best for

  • Back/side combination sleepers who rotate positions

  • Couples who want a stable perimeter and controlled motion

  • People who like a cushioned top without deep sink

• Where it falls short

  • Strict stomach sleepers who need firmer midsection support

  • Shoppers who want very plush, slow-moving memory foam

  • Anyone who wants the quietest, lowest-bounce surface

• Mattress: Sleepeezee ActivFlex Response 2600 Mattress

• Mattress type: pocket-sprung hybrid with a pillow-top comfort build

• Firmness/feel: medium tension

• Springs: 2,600 total, combining traditional pocket springs and mini comfort springs

• Comfort layers: ActivFlex Spring Foam and Staycool Gel

• Edge support: foam-encapsulated perimeter for steadier edge support

• Cover: soft-knit cover; listed material 100% polyester

• Profile: 27 cm (about 10.6")

• Sizes: Single, Small Double, Double, King, Super King, and Super King Zip & Link

• Max user weight: 114 kg (about 251 lb) per sleeping side

• Care: non-turn; rotate head to toe regularly

• Warranty: 10-year guarantee

This mattress makes the most sense if you want one bed that can handle mixed positions without feeling flat or stiff. Its medium support will suit many average-weight sleepers, couples, and people who want more airflow than dense foam usually gives. If you sleep mostly on your stomach, or you carry more weight and prefer a firmer, flatter surface, a firmer coil build is likely the safer pick. If you need more side-sleeper pressure relief, Helix Midnight is the softer comparison to look at. If you want a more traditional, buoyant innerspring feel, Saatva Classic is the closer match.

The pillow-top makes the surface inviting, but that same cushioning reduces the straight-line support strict stomach sleepers often want. Motion is well controlled for a spring hybrid, yet it is not as quiet as thick all-foam builds. And if your priority is a deep, slow memory-foam cradle, this mattress leans more responsive than sink-in.

• Why choose this model

  • Medium tension handles back/side switching without feeling stiff

  • Reinforced edge feels more stable for couples and edge sitting

  • Cooling-focused build avoids the heavy heat trap of dense foam

• Alternatives to consider

  • Saatva Classic: more traditional spring buoyancy and multiple firmness options

  • Helix Midnight: stronger side-sleeper pressure relief

  • DreamCloud Premier Hybrid: more plush cushioning on top

• Give it about two weeks of normal sleep before judging the final feel.

• Rotate it head to toe monthly at first, then quarterly, to help the surface wear evenly.

• Use a breathable mattress protector if you sleep warm.

• If you use a slatted base, keep gaps no wider than 7.5 cm.

• Pair it with a medium-loft pillow if you switch between back and side.

• If you sleep on your stomach, a thinner pillow and a centered position help keep your lower back from arching.

• Use a supportive foundation so the medium feel stays consistent.

• If it feels a touch too plush at first, a taut fitted sheet can slightly firm up the surface feel.

More like springs. The pillow-top adds cushioning, but the support underneath stays spring-forward rather than slow and melting.

Yes, reasonably so for a pocket-sprung hybrid. In our motion checks, movement stayed short and localized, though not completely silent.

It sleeps cooler than foam-dominant beds thanks to the gel layer and airflow through the springs, but it does not feel chilled. Very hot sleepers will still want breathable bedding.

No. It is a non-turn mattress, so regular head-to-toe rotation is the better move.

Edge support is one of its better traits. In our tests, sitting to get dressed and lying near the side both felt stable.