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Scan for outdated or missing drivers - takes under a minuteDriver Scan →Repair Windows errors before they cause bigger problemsFix Now →Fix the driver behind crashes, sound loss and screen glitchesFind Drivers →The Sealy Posturepedic Acclaim Alpine has a clear trade-off: CHOICE reports support figures of 66% when new and 89% after eight years, but gives it a zero stability score and says it can take a long time to settle after movement. That makes motion transfer the main concern for couples and light sleepers. The public results do not establish that the mattress is a poor choice for everyone, but they are a reason to test it carefully and check the seller’s written terms before buying.
What CHOICE’s results say about the Acclaim Alpine
CHOICE’s public summary reports a 66% Expert Rating, 66% support when new, and 89% support after eight years. It also reports a stability score of zero, with its editorial summary saying, “For the second time ever, we have a mattress with a stability score of zero.” CHOICE says the mattress takes a long time to settle when a sleeper or partner moves.
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These figures are not a full test report: CHOICE marks detailed scores and test results as member-only, and the reviewed public pages do not state the year of the results. The available information is enough to flag a practical movement concern, but not to reconstruct the hidden test breakdown or draw medical conclusions.
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CHOICE’s zero stability score and description of slow settling make movement disturbance the clearest reported weakness. If a partner’s turning or getting in and out of bed tends to wake you, give this issue more weight than the choice of comfort label. The public summary does not provide a detailed motion-transfer measurement, so it cannot tell you exactly how much movement you will feel.
#1 Best Overall
- 2.5” SEALYCOMFORT GEL MEMORY FOAM: This cushioning gel memory foam layer conforms to the shape of your body, providing tailored pressure relief and support where you need it most
- 2.5” SEALYSUPPORT TRANSITION FOAM: This additional layer of high-density foam enhances the overall comfort of the queen size mattress by offering extra support and durability
- CERTIPUR-US CERTIFIED: The Sealy Dreamlife mattress foam meets the strict standards set by CertiPUR-US, ensuring it is made without certain harmful chemicals including formaldehyde, ozone depleters, phthalates regulated by the U.S. Consumer Product Safety Commission, or mercury, lead or other heavy metals.
- SURFACE-GUARD TECHNOLOGY: Built-in antimicrobial protection with Surface-Guard Technology helps prevent the growth of bacteria and the buildup of allergens on the mattress surface
- 10-YEAR LIMITED WARRANTY: Rest assured with reliable comfort, this queen memory foam mattress is backed by Sealy’s rigorous product testing for exceptional quality and long-lasting durability
Try the mattress with your usual sleep partner if possible. Lie still while the other person changes position, and compare the sensation with other mattresses you are considering. A shop-floor tryout cannot reproduce a full night’s sleep, but it can help you judge whether the feel is immediately distracting.
What is inside the tested double?
CHOICE identifies its tested double as a traditional spring mattress with a Bonnell spring core. Its published specifications apply to that tested double, not automatically to other sizes or comfort variants.
Rank #2
- 1” SEALYCOMFORT GEL MEMORY FOAM: This cushioning gel memory foam layer conforms to the shape of your body, providing tailored pressure relief and support where you need it most
- BREATHABLE COMFORT: Advanced foam technology promotes airflow, offering an ideal balance of comfort and support while maintaining a cool, breathable sleep environment
- CERTIPUR-US CERTIFIED: The Sealy Dreamlife mattress foam meets the strict standards set by CertiPUR-US, ensuring it is made without certain harmful chemicals including formaldehyde, ozone depleters, phthalates regulated by the U.S. Consumer Product Safety Commission, or mercury, lead or other heavy metals.
- SURFACE-GUARD TECHNOLOGY: Built-in antimicrobial protection with Surface-Guard Technology helps prevent the growth of bacteria and the buildup of allergens on the mattress surface
- 10-YEAR LIMITED WARRANTY: Rest assured with reliable comfort, this queen memory foam mattress is backed by Sealy’s rigorous product testing for exceptional quality and long-lasting durability
| Specification | CHOICE-tested double |
|---|---|
| Spring construction | Bonnell spring core |
| Spring count | 226 springs per square metre |
| Layers | 12 |
| Weight | 30 kg |
| Thickness | 28.5 cm |
| Dimensions | 190 × 140 × 28.5 cm |
| Cover composition | Not stated in CHOICE’s listing |
For a separate size reference, Forty Winks lists its single Medium variant at 915 × 1900 × 300 mm and 24 kg. That is a retailer-listed single, not the CHOICE-tested double, so the two sets of dimensions and weights should not be mixed.
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Comfort options and the claims behind them
Forty Winks lists Plush, Medium, Firm, and Ultra Firm choices, along with multiple sizes and adjustable-base compatibility. Its listing describes Medium as an option for people who want some conformance but find Plush too soft. That is the retailer’s guidance, not an independently established comfort recommendation; comfort depends on the individual, so try the available feel before choosing when you can.
Rank #3
- 2” SEALYCOMFORT GEL MEMORY FOAM: This cushioning gel memory foam layer conforms to the shape of your body, providing tailored pressure relief and support where you need it most
- CERTIPUR-US CERTIFIED: The Sealy Dreamlife mattress foam meets the strict standards set by CertiPUR-US, ensuring it is made without certain harmful chemicals including formaldehyde, ozone depleters, phthalates regulated by the U.S. Consumer Product Safety Commission, or mercury, lead or other heavy metals.
- SURFACE-GUARD TECHNOLOGY: Built-in antimicrobial protection with Surface-Guard Technology helps prevent the growth of bacteria and the buildup of allergens on the mattress surface
- 10-YEAR LIMITED WARRANTY: Rest assured with reliable comfort, this queen memory foam mattress is backed by Sealy’s rigorous product testing for exceptional quality and long-lasting durability
- DESIGNED AND BUILT IN THE USA: Sealy products have been expertly designed, manufactured, and tested in the USA since 1881, delivering quality you can trust
The retailer’s Alpine page describes AlignSupport, FlexiCased edge support, Sense Material ComfortCore, SmarTex, Healthshield, New-Life fabric, and Sealy comfort layers. These are seller or manufacturer descriptions, not independent performance findings. Sealy Australia’s broader Acclaim page discusses range technologies, including AlignSupport, a centre-third ComfortCore layer with SenseMaterial, moisture-management SmarTex fabric, and FlexiCased edge support. Range-level descriptions do not by themselves confirm the exact Alpine construction.
Sealy’s March 2025 brochure discusses ReactSupport and SenseGel in Acclaim Ultra models. Those Ultra-specific features should not be assumed to be part of the Alpine.
Rank #4
- Superior targeted support: PrecisionFit Coils flex to your body’s individual needs, helping maintain natural alignment and reduce nagging Bed Aches
- Motion cancellation for sounder sleep: Encased coils offer robust support by reducing motion transfer, helping you feel less movement from your partner.
- Innovative cooling comfort: The MoistureProtect Cover wicks moisture away from your body to help keep you cool and comfortable all night long
- Durability you can count on: The DuraFlex Coil Edge surrounds the mattress for a solid seating surface that’s more durable and flexible when paired with an adjustable base
- Designed for all sleep positions
Is the Acclaim Alpine a good choice for couples?
It is a less obvious choice for couples who are sensitive to movement because CHOICE’s stability result is a notable warning. The public evidence does not establish that every sleeper will notice the same effect, nor does it provide a detailed measurement of motion transfer. If both partners sleep through movement, the concern may matter less; if one wakes easily, prioritize a side-by-side comparison with mattresses that settle more quickly in your own test.
Price, warranty, and terms to check
CHOICE’s review page displayed an RRP of A$2,899 for a double and a price paid of A$1,304 after sale or bargaining. These are page figures, not a current quote. Retailer promotions and stock can change, so confirm the current price for the exact size and comfort option directly with the seller.
Best Value
- Superior targeted support: PrecisionFit Coils flex to your body to maintain natural alignment, while MaxSupport Technology provides ultimate all-night targeted support right where you need it. Designed for all sleep positions
- Motion cancellation for sounder sleep: Encased coils offer robust support by reducing motion transfer, helping you feel less movement from your partner.
- Cooling comfort the moment you lie down: The Cool-to-the-Touch Cover with MoistureProtect helps keep you cool and comfortable while you sleep
- Durability you can count on: The DuraFlex Coil Edge surrounds the mattress for a solid seating surface that’s more durable and flexible when paired with an adjustable base
- The best of both: Hybrid technology combines encased coils with Sealy memory foam to deliver the perfect combination of pressure-relieving comfort and support
Forty Winks states a 10-year warranty and advises rotating the mattress rather than flipping it. Its care guidance says to rotate it 180 degrees every two weeks for the first three months, then every three months. Confirm the warranty document and care instructions supplied with the specific model you purchase. The reviewed pages do not establish a universal trial, exchange, or return entitlement for this mattress, so ask the seller for its current terms in writing, including delivery and any fees or conditions.
Quick Recap
How to decide whether to buy it
- Put motion first if you share a bed: test for disturbance while a partner changes position, and compare alternatives before committing.
- Choose comfort by trying it: treat Plush, Medium, Firm, and Ultra Firm as retailer options, not objective rankings.
- Compare like for like: check construction, height, and dimensions for the same mattress size rather than comparing the tested double with a different variant.
- Get purchase conditions in writing: verify the current price, delivery, return or exchange rules, warranty coverage, and foundation compatibility for your order.
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.




