Sleepeezee Cosmic 3000 Combination Mattress
- In-stock
- Finance available
- Free delivery
- Returns
- Feel: Medium Firm
- Brand: Sleepeezee
From £719.00
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BedBoy Score
A composite score drawn from aggregated customer sentiment across verified reviews, with construction-type benchmarks for categories where reviewer commentary is limited. See our scoring methodology.
across 1 measured categories
Per-category breakdown below. The composite is the unweighted mean of every scored category, rounded to one decimal place.
- Brand
- Sleepeezee
- Retailer
- Dreams
- Delivery time
- Good
- Customer sentiment
- Average
- Guarantee
- Excellent
About the Sleepeezee Cosmic 3000 Combination Mattress
Last checked
The Cosmic 3000 is all about balance. It combines graphite-infused memory foam, micro springs and pocket springs under a plush pillow top, with a Breeze 3D knit cover claimed to increase airflow by up to 40%. It is a medium-firm mattress, 4 out of 5, so the top is meant to ease pressure while the spring system keeps the body from dropping too far into the bed. That is comfort-led hybrid territory, not natural-fill pocket luxury. A 3000 combination spring claim is generous beside open-coil mattresses and basic foam builds, but if that count includes micro springs as well as full-height pockets, it should be read as a layered responsiveness spec rather than 3000 identical support pockets carrying the sleeper. The graphite foam is the more unusual choice for this tier, because memory foam usually stores warmth; here the graphite and breathable cover are there to offset that tendency, not to make it behave like a wool or cotton-filled mattress. Reinforced edges add a practical note, especially for anyone who sleeps close to the side or sits on the mattress while getting dressed.
Average-weight side and back sleepers get the clearest fit. The medium-firm feel should suit back sleepers particularly well, while side sleepers get some shoulder and hip cushioning from the pillow top without losing the steadier pushback of a sprung support core. Praise clusters around a consistent pattern: the mattress feels substantial, sleep quality improves, partner movement is muted well, and the comfort lands in that middle ground between soft and hard rather than at either extreme. The cooling claim also has some backing in use, with the breathable cover and graphite layer matching repeated comments about a fresher, less clammy night than expected from a memory-foam hybrid. Depth creates a small housekeeping snag. Fitted sheets may need extra depth, and the sharpest negative is compatibility rather than comfort: one poor experience centres on a Sleepmotion adjustable frame, where the sprung construction behaved as the wrong match despite compatibility being expected. A slimmer side sleeper with pronounced hips may still want a softer surface for deeper sinkage, but couples should benefit from the movement control and firmer perimeter. For average-weight side and back sleepers wanting a cool-feeling, movement-damping hybrid, this is the right call. For adjustable-base use or softer hip cushioning, look at dedicated adjustable-base mattresses or softer memory-foam hybrids instead.
Pros and Cons
Pros
- Owners consistently describe a balance between support and softness that relieves pressure points.
- Light sleepers report minimal disturbance from movement due to pocket springs.
- Recent reviews highlight the cooling effect from the breathable cover and graphite foam.
- Buyers find the mattress deep, requiring deep sheets but providing extensive comfort.
Cons
- Several owners indicated the mattress is not compatible with sleepmotion adjustable bases.
- A few users report the mattress is firmer than expected initially, impacting immediate comfort.
- Lightweight sleepers mentioned that the medium-firm feel may be too hard for their preference.
- Some buyers observed that the mattress's edges felt less supportive over time.
Price Tracker
Written by
Monika Sharma, Senior Editor
Last checked by Monika Sharma on . Scoring follows our scoring methodology.
Specifications
Manufacturer specifications without the jargon, easy to scan and compare.
100 Night Comfort Guarantee - gives you peace of mind when you buy
A 100 Night Comfort Guarantee allows for a trial period where the product can be tested in your own home environment to see if it meets personal comfort standards. If it doesn't meet your expectations, it can be returned for a refund or exchange, offering flexibility and assurance in purchasing decisions.
Medium to firm comfort - a supportive feel with a touch of softness
Offering balanced support, this specification indicates a mattress that can provide a blend of softness for comfort and firmness for proper spinal alignment. Ideal for those who need a mattress that can cater to both pressure relief and support preferences.
Reduces partner motion - limits movement disturbances
With its capacity to limit movement disturbances, this feature helps maintain an undisturbed sleep environment, even when sharing a bed. It enhances sleep quality by minimising interruptions caused by a partner's movements throughout the night.
Expertly made just for you - by a team of expert bedmakers
Crafted by skilled artisans, this item ensures exceptional quality and attention to detail. It promises durability and a personalised touch, elevating the sleeping experience to a premium level.
Pressure relieving features - reduces pressure points for better sleep
Enhanced comfort results from its ability to alleviate pressure on various body parts. Improved sleep quality is achieved through reduced disturbances caused by pressure-induced discomfort.
Reader reviews of the Sleepeezee Cosmic 3000 Combination Mattress
BedBoy publishes reader-submitted reviews to broaden the sentiment sample. Reviewer purchase status is not independently verified at submission. For verified-purchase ratings, see the Trustpilot block below. Submit a review, quoting 131-01149 in the subject line.
Been sleeping on this for a few weeks and it feels nicely supportive without being hard work to lie on. Its got a cushioned top that still lets me turn over without feeling stuck, and Im not waking up quite so creaky. It does feel a bit cooler than my old one, which Im grateful for at my age. Only thing is its quite a tall mattress, so my fitted sheets needed a bit of a rethink.
Absolutely love my new mattress. I prefer a firm mattress and this fits the bill perfectly. The layer of memory foam gives me just the right amount of contoured support with the firmer pocket springs beneath. Im sleeping like a log!
The mattress is lovely and comfortable, the best nights sleep I have had in a while. You can tell from the depth of the mattress that its packed with fillings making it very good value for money. Would definitely recommend!
This mattress has completely transformed my sleep. The quality is outstanding – every detail feels premium. Comfort-wise, its exceptional; supportive yet soft enough to feel luxurious. Honestly, its given me the best nights sleep Ive had in years. Highly recommended for anyone looking for superior quality and unbeatable comfort.
After years of mattresses that just weren't quite right, we've found this one manages to meet the needs of two very different sleepers. Its the perfect 'Goldilocks' combination of not too soft and not too firm. It also manages to minimise the movements of a restless partner or those late to bed or early to rise, so even light sleepers are not disturbed. Its worth noting the mattress is quite deep, so plan accordingly with deep sheets, etc. Overall, we are delighted with this mattress and would recommend it to anybody looking for a medium-firm mattress and a great nights sleep.
This mattress is amazing, so comfortable and really good quality.
Love this mattress! I prefer a medium feel and my partner prefers a firmer feel and this mattress suits us both. Its so deep and comfortable, were both having a great nights sleep every night. It feels really luxurious, the perfect choice!
I love this mattress. When I slept on it the first time it felt like such a huge upgrade from my last one. The mattress feels solid, but the memory foam moulds to your body shape to feel both luxurious and deeply comfortable. Id also have a new pillow, and the combination provides much better support for my whole body – I really notice the benefit when I get out of bed in the morning. Ive had the mattress for a month now and I can honestly say the quality of my sleep has improved quite substantially.
If you're looking for a luxurious and supportive mattress, this one is a great choice. Handcrafted in Kent for Dreams, it features 3000 pocket springs that adjust to your body, providing personalised support and reducing movement. The medium-firm feel offers a good balance of comfort and support, suitable for many sleepers. The Breeze cover keeps you cool with its breathable design, and the graphite memory foam prevents overheating. The plush pillow top adds extra softness, making your bed feel luxurious. Edge-to-edge support ensures you won't feel like you're rolling off the bed. This mattress combines modern technology with traditional craftsmanship for a restful and luxurious sleep
Buy 1 simple as that .. cant fault it all all . Best sleep ever. Top quality.
My partner and I truly love this mattress. It strikes a perfect balance between comfort and support and has made a noticeable difference to hip pain, with far less stiffness on waking. It feels lovely and cool, absorbs movement beautifully and allows for an undisturbed nights rest. The overall feel is luxurious and exceptionally well made. Our sleep quality has improved significantly and we would highly recommend it.
Verified retailer reviews
Independent Trustpilot reviews of Dreams.
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