9.4/10

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Our Summary

The Plank Firm Luxe by Brooklyn Bedding is our top choice for the Best Firm Mattress, designed for sleepers who need extra-firm support without sacrificing comfort. This hybrid mattress offers two firmness options—Firm and Ultra Firm—on a flippable design, allowing sleepers to choose their ideal level of firmness.

Crafted in the USA, the Plank Firm Luxe combines dense foam layers with a supportive coil system, providing a flat, no-sink surface that’s ideal for back and stomach sleepers seeking exceptional support and alignment.

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Sizes & Pricing

The Plank Firm Luxe is available in six standard sizes: Twin, Twin XL, Full, Queen, King, and California King. The Queen size typically retails for $1,682, though promotions often bring the price down to approximately $1,200. Financing options are also available, making this premium firm mattress accessible.

Mattress Type & Makeup

This 13.25-inch hybrid mattress features durable materials that deliver a uniquely firm sleep experience:

  • Quilted Top Layer: A dense, flat layer on each side of the mattress offers either Firm or Ultra Firm support.
  • TitanFlex™ Foam: Provides a touch of responsiveness while maintaining a sturdy, supportive feel.
  • High-Density Foam Layer: Reinforces the firmness level, ensuring no-sink support across the mattress.
  • Individually Encased Coils: Delivers targeted support, reduces motion transfer, and enhances edge stability, especially important for firmer surfaces.
  • High-Density Foam Base: Adds foundational support, extending durability and stability for long-term use.

Comfort & Support

The Plank Firm Luxe’s Firm and Ultra Firm options offer unparalleled support that helps maintain spinal alignment, particularly beneficial for back and stomach sleepers. The minimal comfort layers prevent sinkage, while the coil system promotes even weight distribution and edge support. This mattress is ideal for sleepers who prefer a firmer, flatter surface.

Purchase & Delivery

Brooklyn Bedding offers a 120-night sleep trial and a 10-year warranty on the Plank Firm Luxe. Shipping is free within the contiguous United States, and the mattress arrives compressed in a box for straightforward setup. White-glove delivery and old mattress removal are available for an additional fee.

Customer Support

Brooklyn Bedding provides responsive customer support via phone, email, and live chat. Their knowledgeable team is available to help with questions about orders, product details, and policies. The website also includes a detailed FAQ section for added convenience.

Bottom Line Summary

The Plank Firm Luxe stands out as the Best Firm Mattress, delivering dual-firmness options and robust support for those who need a truly firm surface. Ideal for back and stomach sleepers, this mattress maintains spinal alignment with no-sink support while offering a choice of firmness levels. The durable, flippable design makes the Plank Firm Luxe a smart investment for anyone who prefers a no-nonsense, extra-firm sleep surface.