OMI Mattress Reviews

Choose Midori if firm, steady support matters more than cushioning. It kept the hips level better than the other all-latex models and made position changes effortless, so it is the strongest match for dedicated back and stomach sleepers. Side sleepers with sensitive shoulders should look elsewhere.

Cascade is the most versatile all-latex option. It preserves the quick response and stable support that define the lineup, but its surface has enough give for people who alternate between their back and side. It is the easiest recommendation when you want latex without Midori's uncompromising firmness.

Lago Nouveau is the comfort-first choice. Its pillow top gave the tested sample the gentlest initial feel and the best pressure relief at the shoulders and hips. The trade-off is a softer sitting edge and a much higher starting price.

Stella is the best fit for a shared bed. We tested the Medium version, which paired the lineup's responsive latex feel with stronger edges and better motion control from the pocketed-coil core. Choose it over the all-latex models if you use the full mattress surface or change positions often.

Each mattress went through the same bedroom testing routine, including full nights of sleep, edge sitting, reading upright, repeated position changes, and partner-movement checks. We paired those observations with consistent measurements for support, temperature control, pressure relief, motion isolation, response speed, and edge support. A 44-pound load helped us compare surface sink, a 150-pound simulated load showed center-to-edge compression, and a 15-pound ball drop recorded vibration. Surface temperature was checked before lying down and after 30 minutes. Marcus focused on heat and hip support, while Jenna and Ethan tracked partner disturbance and shared-bed stability.

Our Testing Experience

Midori felt unmistakably firm, landing at 8/10 on our firmness scale. A 44-pound load sank 1.1 inches, the least in the group, and the surface recovered 90% of its height in 0.8 seconds after the load was removed. Those numbers matched the sleeping experience: hips stayed level on the back and stomach, and rolling over required almost no effort. On the side, the same resistance concentrated pressure at the shoulder after longer stretches. The surface warmed 3.6°F after 30 minutes, while vibration from the ball drop lasted 1.4 seconds, so cooling was solid but partner motion remained noticeable.

• What we liked

  • Firm support kept the pelvis from dipping during back and stomach sleep.

  • The quick rebound made turning and getting out of bed easy.

  • Both sides maintained the same stable, even feel during the test period.

• Who it is best for

  • Back sleepers who want strong lumbar support without deep contouring.

  • Stomach sleepers who need the hips held close to the surface.

  • Latex shoppers who consider 8/10 genuinely comfortable rather than merely tolerable.

• Where it falls short

  • Side sleepers may feel pressure build at the shoulder and outer hip.

  • Its buoyant surface carries more partner movement than Stella.

  • There is almost no plush cushioning at first contact.

Pros & Cons

Details

• Starting price: $3,199

• Type: all-latex

• Brand-stated feel: firm

• Profile: about 7.0 inches

• Sizes: Twin through California King

• Comfort features: flippable; fully quilted cover

• Comfort guarantee: 90 days

• Warranty: 20 years

Review Score

Our Testing Experience

Cascade was the most balanced all-latex model, with a measured feel of 6.5/10. The 44-pound load produced 1.5 inches of sink, enough to ease pressure at the shoulder without letting the hips drift downward. After compression, the surface returned to 90% of its height in 1.0 second, which kept back-to-side transitions smooth. Its temperature rose 3.3°F after 30 minutes. Ball-drop vibration settled in 1.1 seconds—better than Midori, but still easy to feel when a partner changed positions quickly.

• What we liked

  • The medium-firm surface balanced contouring with steady alignment.

  • Fast rebound suited sleepers who changed positions throughout the night.

  • The flippable build stayed consistent without feeling as rigid as Midori.

• Who it is best for

  • Back-and-side combination sleepers who need both support and shoulder give.

  • Shoppers who prefer a medium-firm, on-top-of-the-bed latex feel.

  • People who want a two-sided mattress without choosing the firmest model.

• Where it falls short

  • Sharp partner movements still register on the other side.

  • The buoyant surface will feel busy to anyone who prefers slow foam.

  • Its edge is reliable, but Stella gives couples more usable width.

Pros & Cons

Details

• Starting price: $3,999

• Type: all-latex

• Brand-stated feel: medium-firm

• Profile: about 7.5 inches

• Sizes: Twin through California King

• Comfort features: sculpted comfort layer; flippable

• Comfort guarantee: 90 days

• Warranty: 20 years

Review Score

Our Testing Experience

Lago Nouveau had the softest first contact among the samples we tested, although OMI classifies the mattress as medium-firm. Its pillow top brought the measured feel to 5.5/10, and the 44-pound load sank 2.0 inches. That extra depth eased pressure at the shoulder and hip during side sleep while the denser latex below kept the waist supported. The surface needed 1.4 seconds to recover 90% of its height and warmed 4.2°F after 30 minutes. Under the 150-pound simulated load, edge compression reached 3.1 inches versus 2.2 inches at the center, which explains the less secure sitting edge.

• What we liked

  • The pillow top reduced pressure without turning the bed into a deep sink.

  • Side sleepers received the best shoulder and hip cushioning in the group.

  • The core kept the midsection supported beneath the gentler surface.

• Who it is best for

  • Side sleepers who find thinner latex beds too firm at first contact.

  • Shoppers who prioritize pressure relief but still want quick latex response.

  • People willing to pay more for an integrated pillow-top construction.

• Where it falls short

  • The edge compresses more during sitting and outer-third sleep.

  • Response is slower than on Midori and Cascade.

  • It has the highest starting price of the four models.

Pros & Cons

Details

• Starting price: $5,995

• Type: all-latex

• Brand-stated feel: medium-firm

• Profile: about 10.5 inches

• Sizes: Twin through California King

• Comfort features: integrated pillow top; Nouveau cushion quilting

• Comfort guarantee: 90 days

• Warranty: 20 years

Review Score

Our Testing Experience

We tested Stella in Medium, which registered 6/10 and felt more practical for two people than the all-latex models. With a 150-pound simulated load, the center compressed 1.7 inches and the edge 2.1 inches—the smallest center-to-edge difference in the group. Ball-drop vibration settled in 0.8 seconds, and the surface recovered 90% of its height in 1.0 second after compression. It also posted the smallest 30-minute temperature increase at 3.0°F. The coils added a lighter, springier character than dense all-latex, but they also made the full width easier to use.

• What we liked

  • The reinforced perimeter stayed stable for sitting and outer-edge sleep.

  • Partner movement settled faster than on the three all-latex samples.

  • The Medium build balanced pressure relief with quick repositioning.

• Who it is best for

  • Couples who need more usable space across the mattress.

  • Restless sleepers who turn often and dislike a slow surface.

  • Shoppers who want organic latex with the familiar lift of pocketed coils.

• Where it falls short

  • It does not deliver the dense, uniform feel of an all-latex core.

  • The coil response remains perceptible even with good motion control.

  • OMI's Plush option may be too soft for sleepers who need firm hip support.

Pros & Cons

Details

• Starting price: $3,499

• Type: hybrid with latex over pocketed coils

• Brand-stated feel options: plush, medium, firm

• Profile: about 12.0 inches

• Sizes: Twin through California King

• Comfort features: sculpted latex comfort layer

• Comfort guarantee: 90 days

• Warranty: 20 years

Review Score

Cascade and Stella delivered the most even performance. Cascade is the better choice for an all-latex construction, while Stella earns its advantage through edge stability and motion control. Lago Nouveau leads on pressure relief but gives up perimeter strength. Midori posts the highest support and durability scores, yet its lower pressure-relief result makes it a poor match for most side sleepers.

Begin with your dominant sleep position and the firmness you enjoy night after night. Midori is the clear match for back or stomach sleepers who want a flat, firm surface. Cascade gives back-and-side combination sleepers more shoulder room without losing support. Lago Nouveau makes the most sense for side sleepers who need extra give at the shoulders and hips. Stella suits couples, frequent turners, and sleepers who rely on edge stability.

Quick matches

• Hot sleepers: Stella or Cascade

• Couples who wake easily: Stella

• Firm-mattress fans: Midori

• Side sleepers who need cushion: Lago Nouveau

Avocado Green is the value-oriented alternative. It combines organic latex with zoned pocketed coils and comes in several comfort levels, so it offers more choice at a substantially lower entry price than the four OMI models. Choose Avocado if you want an organic hybrid and a longer at-home trial; choose OMI when you prefer a focused premium lineup, especially an all-latex build.

Saatva Zenhaven is the closest direct rival to Midori and Cascade. Its 10-inch all-latex construction is flippable, with a softer side and a firmer side, and the purchase includes a much longer trial plus in-room setup. Zenhaven is the more flexible single-bed solution, while Cascade offers a lower-profile medium-firm feel and Midori delivers firmer, more uniform support.

Birch Natural costs considerably less and uses a medium-firm latex-over-coils design. It feels closer in structure to Stella than to the three all-latex OMI models, though Stella offers three firmness choices and stronger performance at the edge in our testing. Birch is the practical pick for budget-conscious hybrid shoppers; OMI makes more sense if material configuration and a specific feel take priority over price.

• Choose for the position you hold most of the night, not the one you use occasionally.

• If you sit or sleep near the edge, Stella is the safest choice in this group.

• Side sleepers should prioritize shoulder relief over a firmer specification.

• Allow roughly two weeks for your body to adjust before judging alignment.

• Use a supportive foundation and breathable bedding.

• Rotate the mattress on schedule, and match pillow loft to mattress firmness.