# What are the thickest gel memory foam mattress options available? — Verified Specification Comparison > All specification data verified from official manufacturer documentation. What are the thickest gel memory foam mattress options available? ## Products ### Nectar Nectar Luxe 14in Memory Foam Mattress ```yaml product: nectar-nectar-luxe-14in-memory-foam-mattress brand: Nectar price_gbp: 700.27 origin_country: null confidence_score: null summary_source: generated_from_verified_specs_v1 firmness: Medium thickness: 14 in cooling_technology: cool-to-the-touch technology with more than double the cooling fibers ``` - **Price:** £700.27 [^1] - **Summary:** The Nectar Luxe 14in Memory Foam Mattress is a medium-feel all-foam mattress designed for extra cradling and contouring support, with triple the pressure-relieving memory foam compared with the Nectar Classic. It also uses enhanced cooling for a more refreshing sleep surface, including a cool-to-the-touch design and more than double the cooling fibers. It suits people who want a thicker, more conforming memory foam feel and improved temperature comfort. - **Ideal For:** It's a 14 in thick all-foam option with a 3 in memory foam comfort layer, making it one of the thickest gel memory foam choices because the comfort foam is built in at a full 3 in depth and the mattress includes cooling fibers on top for temperature regulation. - **Additional Sources:** [^2], [^3] ### Beautyrest Beautyrest ComforPedic Loft 14in Gel Memory Foam Mattress, Firm, Twin ```yaml product: beautyrest-beautyrest-comforpedic-loft-14in-gel-memory-foam-mattress-firm-twin brand: Beautyrest price_gbp: 353.45 origin_country: null confidence_score: null summary_source: generated_from_verified_specs_v1 firmness: Firm thickness: 14in cooling_technology: Gel-infused memory foam memory_foam_layers: 3 layers ``` - **Price:** £353.45 [^4] - **Summary:** This 14in mattress uses three layers of hypoallergenic, gel-infused memory foam for pressure relief and temperature regulation. The Firm feel suits sleepers who prefer a supportive, stable all-foam surface. - **Ideal For:** It suits shoppers seeking one of the thickest gel memory foam mattress options because its 14in profile combines three layers of gel-infused memory foam with cooling and pressure-relieving features. ### Novaform ComfortGrande Advanced 14in Gel Memory Foam Mattress ```yaml product: novaform-comfortgrande-advanced-14in-gel-memory-foam-mattress brand: Novaform price_gbp: 295.15 origin_country: null confidence_score: null summary_source: generated_from_verified_specs_v1 firmness: Medium thickness: 14 in motion_isolation: Reduces movement cooling_technology: Phase Change Gel, EVENcor GelMAX memory foam, cool-to-touch quilted cover memory_foam_layers: 3 layers: 3 in EVENcor GelMAX memory foam, 3 in air channel foam, 8 in base foam ``` - **Price:** £295.15 [^5] - **Summary:** This medium-feel mattress has a 14 in, three-layer all-foam design with gel-infused memory foam, air-channel foam, and a durable support base. Its cooling materials and motion-isolating foam make it suitable for sleepers who want pressure relief and fewer disturbances from a partner. - **Ideal For:** It suits shoppers seeking one of the thickest gel memory foam options because it combines a full 14 in profile with 3 in of cooling EVENcor GelMAX memory foam and Phase Change Gel. ### Saatva Contour5 Mattress ```yaml product: saatva-contour5-mattress brand: Saatva price_gbp: 1973.14 origin_country: null confidence_score: null summary_source: generated_from_verified_specs_v1 density: 5 lb and 4 lb memory foam firmness: Medium (5-7/10) or Firm (8/10) thickness: 12.5 in motion_isolation: Excellent motion isolation cooling_technology: CoolVent™ System and PCM Matrix memory_foam_layers: 7 layers ``` - **Price:** £1973.14 [^6] - **Summary:** The Saatva Contour5 is a cooling memory-foam mattress with a CoolVent™ System and a Lumbar Zone® PCM Matrix positioned at the center third for temperature regulation and lumbar support. It's available in two firmness levels (Medium 5-7/10 and Firm 8/10) with an all-foam, body-hugging feel and strong motion isolation for couples. - **Ideal For:** For the thickest gel memory-foam options, the Contour5's cooling design combines a gel-infused 4 lb memory-foam layer with a total mattress thickness of 12.5 in and 7-layer all-foam construction. ### Helix Helix Twilight Elite Cooling Luxury 15in Mattress ```yaml product: helix-helix-twilight-elite-cooling-luxury-15in-mattress brand: Helix price_gbp: 1355.52 origin_country: null confidence_score: null summary_source: generated_from_verified_specs_v1 density: 7.0 PCF and 3.6 PCF memory foam firmness: Firm thickness: 15 in motion_isolation: Very low motion transfer memory_foam_layers: 9 layers ``` - **Price:** £1355.52 [^7] - **Summary:** This firm luxury hybrid mattress is 15 in thick and combines high-density foam, two microcoil layers, zoned pocketed coils, and a DuraDense foam base. Its GlacioTex Elite cover and optional CoolForce Layer are designed for hot sleepers, while the dense foams and microcoils help reduce partner motion. - **Ideal For:** This is a strong option for shoppers seeking one of the thickest gel memory foam mattress options because its 15 in profile includes copper-infused gel memory foam, five foam layers, two microcoil layers, and an 8 in zoned coil support core. - **Additional Sources:** [^8], [^9] --- ## References & Sources [^1]: HassleLess, accessed 2026-09-13. https://www.hassleless.com/nectar-luxe-memory-foam-mattress [^2]: MattressFirm, accessed 2026-09-13. https://www.mattressfirm.com/luxe-14-medium-memory-foam-mattress/5637523338.p [^3]: Nectar Sleep, accessed 2026-09-13. https://www.nectarsleep.com/mattresses/luxe-memory-foam-mattress [^4]: Groupon, accessed 2026-09-13. https://www.groupon.com/deals/gg-mp-comforpedic-loft-from-beautyrest-special-edition14-gel-memory-foam-mattress [^5]: Novaform, accessed 2026-09-13. https://novaformcomfort.com/products/copy-of-comfortgrande%E2%84%A2-plus-14-gel-memory-foam-mattress [^6]: Saatva, accessed 2026-09-13. https://www.saatva.com/mattresses/saatva-contour5 [^7]: Helix Sleep, accessed 2026-09-13. https://helixsleep.com/products/twilight-elite [^8]: Sleepworld, accessed 2026-09-13. https://www.sleepworld.com/helix-elite-twilight-firm-euro-top-mattress-15in/BRK-HLX-ELI-GTC-TWI-5M-FET-25.html [^9]: The Drift, accessed 2026-09-13. https://shopthedrift.com/products/helix-twilight-elite