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Emma Original vs Nectar Memory Foam vs Simba Simbatex Essential

Easily compare the Simba Simbatex Essential vs Nectar Memory Foam vs Emma Original Mattresses side-by-side.

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🔥 Valentine's Sale up to 25% off​ . Valid until 02/03/2024
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End of Winter Sale ! 20% OFF selected mattresses + Free Delivery & Returns. Use code NECTAR. Offer ends February 29th.
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December Sale. 40% OFF selected Hybrid mattresses. Ends 18th December
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Essential Mattress Info

Emma (UK)Nectar (UK)Simba (UK)
Mattress Type
Memory foamMemory foamAll Foam

Trial & Warranty

Trial Period
Trial Period (nights)
Warranty Length (years)

Firmness Options

One Firmness Fits All?
Adjustable Firmness
Half-Half Firmness
Selectable Firmness
Flippable / Reversible Firmness
Firmness Info

Not too firm, not too soft… this medium firmness mattress is perfect for all sleeping positions. Rated a 5/10 on the firmness scale. If you prefer a firmer feel, see the Emma Premium.

The Nectar Memory Foam is a medium-firm mattress. A 6 to 6.5 on the firmness scale. Nectar's combination of layers and materials allows Nectar to both contour and support your body.

The Simbatex® Essential is a medium-firm mattress. The premium foam will gently mould and support your body, while keeping you cooler than regular memory foam mattresses.

Mattress Construction

Materials Overview

The Emma Original, designed by sleep experts, is UK's most awarded, best-selling mattress. The layers are:

  • UltraDry™ Original Cover
  • Point Elastic Airgocell® Memory Foam
  • Halo Memory Foam™
  • HRX Supreme™ Foam.

The Nectar Memory Foam offer sumptuous levels of comfort with superb spinal alignment. The layers are:

  • Quilted Cooling Cover
  • Dynamic Support layer
  • Pressure Relieving Memory Foam
  • 7 Zone Supportive Base
  • Positioning Base Material.

The Simbatex® Essential mattress by Simba is a budget-friendly option still featuring aspects of Simba's renowned tech, the mattress has three layers of engineered comfort:

  • Hypoallergenic knitted cover
  • Open cell graphite infused Simbatex foam
  • Zoned high density foam base.

Comfort Info

The breathable Airgocell® foam allows for optimal ventilation due to its open pores. In tandem with the cover, these layers ensures a completely pleasant sleeping climate - even on the hottest summer nights.

This memory foam mattress hugs your body yet keeps you cool for the best of both worlds.

Motion transfer is minimised so you won't notice your sleeping partner's movements.

Simbatex® foam has 30x more airflow than dense, standard memory foam. It is also infused with natural graphite, which has an excellent ability to draw away excess heat.

Support Info

By combining three layers of pressure relieving foam with different structures, an optimal pressure distribution is achieved. This creates ideal conditions for a restful sleep, because only then can your body regenerate overnight.

Ideal support for any position. Three layers of premium foam have been designed to deliver optimum levels of comfort, providing excellent body support and spinal alignment.

Using body profile data from ten million sleepers, Simba's sleep scientists have created a mattress designed and crafted for every sleeping style and body type.

Comfort Specs

Point Elastic Airgocell®
Is in open-pored foam that enhances airflow, evaporating moisture to enhance the life of the mattress, and keeps your body cool and dry.

Dynamic Support layer
This innovative breathable foam layer gives just the right amount of bounce and enhances airflow, regulating your body temperature, keeping you at a comfortable temperature all night long.

7 Zone Supportive Base
The innovative turret-like structure ensures optimum airflow.

Cooling, Supportive Simbatex® Foam
This open cell CertiPUR® foam keeps you cooler, with 30x more airflow than standard memory foam. This layer is infused with natural graphite, which has an excellent ability to draw away excess heat.

Support Specs

Halo Memory Foam™
This memory foam perfectly adapts to your body shape for targeted spinal alignment, ultimate pressure relief and body-hugging comfort.

HRX Supreme™ Foam
Emma HRX Supreme™ Foam enhances durability by holding firm and preventing sag. There are 5 adaptive cut-outs to distribute your body weight evenly and to reduce pressure on your body.

Pressure Relieving Memory Foam
Provides support and comfort where you need it most. This adaptive memory foam mattress is designed to relieve common pressure points beneath your shoulders, hips, and legs for better spinal alignment on any body type.

7 Zone Supportive Base
Custom designed grooves and slots in the upper face of this foam layer allow extra space for compression and create 7 specific support zones. The zones offer firmer support under your hips and softer support under your shoulders. This high-density foam maintains structure and shape for longer.

Positioning Base Material
Keeps your mattress in the correct place, so it doesn't move around on your bed frame.

Zoned, high density foam base
A notch-cut, high-density foam base provides zoned pressure relief to your body, with seven specific zones for the shoulders and hips and other potential problem areas.

Fabric Specs

UltraDry™ Original Cover
This top cover is temperature-regulating, breathable, moisture-wicking, removable, and washable. Made from 99% polyester and 1% elastane, this award-winning cover is both refreshing and practical.

The side cover is made of 100% polyester. The bottom cover is made of 87% polyester and 13% polypropylene.

The quilted cooling cover is designed to draw heat away from your body and circulate fresh air with every move you make.

A knitted, soft, breathable 500g cover that is hypoallergenic meaning it is suitable for allergy sufferers and free from harmful substances (it is also certified under the Oeko-tex 100 Standard). The cover is not removable or washable, however, using a mattress protector could help extend the life of your mattress.

Manufactured in
United KingdomUnited KingdomUnited Kingdom


Side Sleepers
Back Sleepers

Size & Weight

UK Single
UK Single Dimensions
190 x 90 x 25 cm190 x 90 x 25 cm190 x 90 x 19 cm
UK Single Weight (kg)
UK Double
UK Double Dimensions
190 x 135 x 25 cm190 x 135 x 25 cm190 x 135 x 19 cm
UK Double Weight (kg)
UK King
UK King Dimensions
200 x 150 x 25 cm200 x 150 x 25 cm200 x 150 x 19 cm
UK King Weight (kg)
UK Super King
UK Super King Dimensions
200 x 180 x 25 cm200 x 180 x 25 cm200 x 180 x 19 cm
UK Super King Weight (kg)


Delivery Cost
Delivery Info

Free delivery and easy returns within the UK. In the UK, Emma is delivered free of charge by DPD, UPS and Rhenus.

FFree delivery typically within 5 working days. Nectar have calculated the carbon footprint from the entire manufacturing process, found ways to reduce this, and then offset the rest. So your mattress arrives at your door completely carbon neutral. All cardboard packaging is sourced from sustainable forests. For a small fee, Nectar will even remove and recycle your old mattress.

Free, carbon neutral delivery typically within 3 business days to your chosen room or via zero contact; Simba also offer mattress removal in most parts of the UK.

Latest Promotions
🔥 Valentine's Sale up to 25% off​ . Valid until 02/03/2024
See offer
End of Winter Sale ! 20% OFF selected mattresses + Free Delivery & Returns. Use code NECTAR. Offer ends February 29th.
See offer
December Sale. 40% OFF selected Hybrid mattresses. Ends 18th December
See offer