Simba Hybrid Pro Mattress Review

The Hybrid Pro is a strong choice if you want even support without the rigid feel of a firm innerspring or the slow sink of dense foam. Its upper springs give the surface enough flex to cushion the shoulders and hips, while the deeper support system prevents the midsection from sagging. The result is especially comfortable for back sleepers and people who switch between their back and side.

It also makes sense for hot sleepers and couples who value easy movement. The wool, breathable springs, and Simbatex foam handled heat well, and the quick response made changing positions simple. Motion isolation is good rather than exceptional: smaller movements fade quickly, but a partner’s larger turn can still be felt.

• Best for

  • Combination sleepers who move between back and side sleeping

  • Hot sleepers who dislike the dense feel of all-foam beds

  • Couples who want a stable surface that is easy to move across

• Consider another mattress if

  • You are a lightweight side sleeper who needs deep shoulder cushioning

  • You prefer the slow, close contour of memory foam

  • You want an ultra-soft mattress

We used the mattress for 21 nights and rotated through back, side, and short periods of stomach sleeping. Our mattress testing process covers support, cooling, pressure relief, motion isolation, responsiveness, and edge support, all scored on a five-point scale.

I tracked lower-back and shoulder comfort, while Marcus focused on heat retention and edge stability. Jenna and Ethan repeated turn, entry, and exit checks to gauge partner disturbance. We reran the firmness, edge, and response measurements after break-in before assigning the final scores.

The 28 cm sample felt medium-firm from the first night and settled at 6.5/10 after break-in. Lying on my back, I could feel the top layers give under the hips, but the pelvis never dropped enough to pull at the lower back. Side sleeping produced a shallower cradle than memory foam; it was comfortable for average-weight testers, while our lightest tester noticed more pressure at the shoulder after a full night.

The mattress recovered to 90% of its original height 0.8 seconds after a compression weight was removed, which matched the quick, spring-assisted feel when turning over. Edge compression under the same 200-pound load measured 2.1 inches, compared with 1.6 inches at the center. That difference was noticeable while sitting, but not enough to create a sliding sensation or make the outer sleeping area feel unreliable.

Cooling was another clear strength. After 30 minutes of contact, the surface temperature had risen 4.1°F (2.3°C); five minutes after we got up, it was back within 1.0°F (0.6°C) of the starting temperature. In the motion test, a 6-pound ball dropped from 8 inches away from a sensor 18 inches across the bed produced an average vibration lasting 0.46 seconds. Smaller movements disappeared quickly, though Ethan’s larger turns still reached Jenna as a brief movement rather than a full-bed shake.

• What we liked

  • Balanced medium-firm support that kept the hips level during back sleeping

  • A breathable surface that cooled down quickly after use

  • Fast response that made turning easier than on slow-moving foam

• Who it is best for

  • Back sleepers and back-to-side combination sleepers

  • Hot sleepers who still want some contouring

  • Couples who value easy movement and usable edge space

• Where it falls short

  • Not enough shoulder cushioning for some lightweight side sleepers

  • Larger partner movements remain noticeable

  • No slow, deep memory-foam sink

• Type: Hybrid mattress

• Feel: Medium-firm, about 6.5/10 in our assessment

• Height: 28 cm (about 11 inches)

• Construction: Eight layers with up to 4,800 total springs

• Comfort system: British wool, graphite-infused Simbatex foam, and two Aerocoil microspring layers with up to 3,800 springs

• Support core: CertiPUR foam, a SupportCore base with up to 1,000 pocketed steel springs, and a high-density foam base

• Cover: Stratos zip-off washable sleep surface

• Handles: Four

• Available sizes: U.K. Single, Small Double, Double, King, Super King, EU Single, EU Double, and EU Queen

• Trial: 200 nights, with free collection and returns in most of the U.K.

• Guarantee: 10 years

Choose the Hybrid Pro if you want a medium-firm mattress that supports the midsection without making position changes difficult. It is best suited to back sleepers, combination sleepers, hot sleepers, and couples who use the full width of the bed.

Your body weight and usual sleeping position matter. Lightweight side sleepers may not press far enough into the top layers to relieve the shoulder fully. Strict stomach sleepers with more body weight may also need a firmer surface to keep the pelvis level. For most back and combination sleepers, however, the Hybrid Pro offers a well-balanced feel.

The Hybrid Pro favors support and quick response over deep cushioning. If firm mattresses usually create pressure at your shoulders or hips, this one may still feel too restrained. Couples who wake easily when a partner turns should also note that the springs soften movement rather than eliminate it. Finally, the mattress is heavy; the four handles help with rotation, but moving it between rooms is a two-person job.

Simba Hybrid Mattress

The Simba Hybrid Mattress is the sensible lower-cost alternative. Its 25 cm, five-layer build uses up to 1,900 springs and keeps the same medium-firm, responsive character. Choose it if you want Simba’s basic hybrid feel without paying for the Pro’s wool layer, second microspring layer, or deeper construction.

Nectar Premier Hybrid

The Nectar Premier Hybrid is a 28 cm U.K. option for shoppers who want more emphasis on foam cushioning and a longer home trial. It will appeal more to side sleepers who prioritize contouring, while the Hybrid Pro remains the better fit for quick movement, stronger surface lift, and a wool comfort layer.

Simba Hybrid Luxe

The Simba Hybrid Luxe is the step-up choice if the Pro sounds slightly too firm. It adds a third microspring layer, a bamboo-and-wool comfort layer, and a 31 cm profile with up to 5,700 springs. The Luxe costs more and is heavier, but its plusher surface offers more immediate cushioning without abandoning Simba’s responsive feel.

• Use the full break-in period before deciding whether the firmness suits you.

• Place it on a supportive foundation or slatted frame with narrow gaps.

• Rotate it from head to foot regularly so the comfort layers wear evenly.

• Use deep-pocket sheets that fit a 28 cm mattress without pulling at the corners.

• If side sleeping creates shoulder pressure, check your pillow height before changing mattresses.

• Avoid sitting in the same edge position for long periods every day.