🇬🇧 United Kingdom · Reflex Foam vs Hybrid (foam & springs)
Flex 1000vsSimba Hybrid
Which one is best for you? Flex 1000 vs Simba Hybrid - 2026 comparison by Vs Mattress
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Pricing by size
Flex 1000
Simba Hybrid
Essential information
| Flex 1000 | Simba Hybrid | |
|---|---|---|
| Type | Reflex Foam | Hybrid (foam & springs) |
| Launched | – | 2015 |
| Brand | – | Simba |
| Made in | United Kingdom | United Kingdom |
| Unique points | The Flex 1000 mattress by Happybeds is a single layer mattress:
| The Simba Hybrid mattress is the most popular mattress in the Simba line, the five luxurious layers help you get the quality of sleep you've been dreaming of:
|
| Video | – | The Simba Hybrid® Mattress - The Average Person Spends 26 Years and 3 Months In Bed |
Certifications & trial
| Flex 1000 | Simba Hybrid | |
|---|---|---|
| OEKO-TEX® | No | Yes |
| CertiPUR-US® | No | Yes |
| Certifications | – | CertiPur-US®, B Corp™ , OEKO-TEX® |
| Other certification info | – | Pro-Planet, Carbon Neutral Delivery |
| Sleep trial | – | 365 nights |
| Warranty | 5 | 10 |
| Free shipping | FREE | FREE |
| Free returns | – | YES |
| Pay later | No | Yes |
| Delivery info | Standard FREE. If you have chosen a delivery date at checkout, the order will be delivered on this date. | Simba offers FREE carbon neutral standard delivery with a two-person delivery crew. Simba can also take away your old mattress for recycling once you have your new one. Delivery usually be within 3 business days if you order before 2pm, and within 4 business days after 2pm. |
Firmness & feel
| Flex 1000 | Simba Hybrid | |
|---|---|---|
| One firmness fits all | No | Yes |
| Select your firmness | No | No |
| Adjustable firmness | No | No |
| Half and half firmness | No | No |
| Flippable / reversible | No | No |
| Firmness info | – | The Simba Hybrid is a medium-firm mattress. 95% of Simba sleepers love their mattress. If it doesn't work for you, Simba mattresses that are returned are either refurbished or recycled; they never go near a landfill site. |
Construction & materials
| Flex 1000 | Simba Hybrid | |
|---|---|---|
| Layers | High density Reflex Foam | Simbatex® foam, Conical Pocket Springs, High definition foam with edge support, Zoned support base |
| Cover | The Flex 1000 is crafted with sanitised materials which make it hypoallergenic and Anti-Dust Mite. This mattress is perfect for those who have allergies and asthma. | A 500gsm hypoallergenic sleep surface that provides freshness and temperature control. |
| Machine-washable cover | No | Yes |
| Ergonomic handles | No | Yes |
| Comfort | The reflex foam provides extra support. It is sanitised and guarantees complete hygiene. It stores less body heat than the memory foam. | We've created a mattress engineered for optimal sleep. Our engineered support base, along with our unique combination of conical pocket springs and memory foam, allows two people with different sleeping patterns and body types to enjoy the perfect night's sleep - without being interrupted by each other. We've developed a super comfort layer of what we like to call 'Simbatex' to give cool, gentle support. |
| Support | This type of mattress is ideal for those having back and joint problems. It is known to relieve pressure on joints and the spine with all-around support. | The Visco memory foam moulds expertly to your body shape. It's like a mattress tailor made for you. Our perfectly engineered support base has different zones to ensure a perfect night's sleep for all. Our mattress features up to 2,500 unique conical pocket springs. They individually adjust as you sleep, so you wake up with a spring in your step for the whole day. |
| Posts | – | Nightlife Blog Psychologist and resident sleep expert at SIMBA, Hope Bastine, explains what she is doing to recalibrate her routines… |
Size & weight
| Flex 1000 | Simba Hybrid | |
|---|---|---|
| Available sizes | Single, Small Double, Double, King, Super King | Single, Double, King, Super King |
| Dimensions | Single depth: N/A | Single depth: 25 cm |
| Single weight (kg) | 15 | 24 |
| Double weight (kg) | 20 | 34 |
| King weight (kg) | 23 | 38 |
| Super King weight (kg) | 26 | 45 |
FAQs
Flex 1000
No FAQs yet.
Simba Hybrid
What firmness is Simba hybrid?
The Simba Hybrid mattress is described as medium-firm by the company, but it may feel slightly softer to some users. This sensation of sinking into the mattress is mainly due to the memory foam layer, which contours to your body. Despite this, the design ensures you won't feel "trapped" in the top layers. On the firmness scale, this mattress has been rated as 6 out of 10, which means it's on the slightly firmer side of medium, yet still offers a certain level of softness for comfort.
Is Simba good for side sleepers?
Yes, the Simba mattress can be a good choice for side sleepers. The cushioning effect of the memory foam upper layer provides excellent support for pressure points, which is particularly beneficial for side sleepers who need more support in areas like the shoulders and hips. In addition, the hybrid design includes 2500 springs, contributing to a good level of bounce, further enhancing comfort and support.
Do Simba mattresses last?
Yes, Simba mattresses are typically designed to last. Like most hybrid mattresses, Simba mattresses should have a lifespan of around 7 to 10 years (if not longer), depending on the level of care and usage. Given this, it may be worthwhile to consider investing a bit more in a high-quality mattress like Simba for long-term comfort and durability.
Thank you for checking out this Flex 1000 vs Simba Hybrid mattress comparison. We have tried to compare all the necessary information to help you choose which mattress is the most suitable for you.
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