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Deal.ai › Compare

Titan Plus Luxe Mattress vs Plank Firm Luxe

Buy the Plank Firm Luxe if you want the firmest feel available and a flippable mattress that lasts longer by wearing two sides. Buy the Titan Plus Luxe if you are a heavier sleeper who wants a medium-firm hybrid with a thicker coil unit and a higher weight rating. The Titan is the more forgiving, more cushioned bed and is built for larger bodies; the Plank is the harder, flatter bed with an ACA endorsement and a dual-firmness design. Owners of the Titan praise support and cooling but flag weak edge support and some shoulder pain; the Plank's ratings are high but far fewer people have reported on it.

  • Choose the Titan Plus Luxe if you are a heavier sleeper or couple who wants a medium-firm, cushioned hybrid rated to hold up to 1,000 lb.
  • Choose the Plank Firm Luxe if you want a genuinely extra-firm bed, or want to flip between firm and extra firm to extend its life.

Prices

  • Titan Plus Luxe Mattress: $932.00 at RV Mattress (last seen Nov 7)
  • Plank Firm Luxe: $792.40 at Amazon (checked today)
  • Difference: the Plank Firm Luxe is $139.60 cheaper than the Titan Plus Luxe Mattress at the latest prices (Nov 7 and Nov 9)
Titan
Titan Plus Luxe

Titan Plus Luxe Mattress

Titan Plus Luxe

4.5(18,794 ratings)
$932.00at RV MattressObserved Nov 7, 2026, 4:44 PM
See all prices and details
Visit RV Mattress
Pros
  • Thicker 8-inch coil core with up to 900 coils
  • Rated for up to 1,000 lb total weight
  • Medium-firm feel suits side and combination sleepers
  • Cooling gel and moisture-wicking top layers
  • Large base of owner ratings
Cons
  • Edge support weaker than advertised, per owners
  • Some side sleepers report shoulder pain
  • Single-sided, so it cannot be flipped
  • Some owners worry about foam and spring sag over time
Plank
Plank Firm Luxe

Plank Firm Luxe

4.6(3,361 ratings)
$792.40at AmazonObserved at 1:00 AM
See all prices and details
Visit Amazon

As an Amazon Associate, Deal.ai earns from qualifying purchases.

Pros
  • Firmest hybrid available, up to 10 out of 10
  • Flippable design gives two firmness levels and longer life
  • American Chiropractic Association approved
  • Encased coils isolate motion between partners
  • Optional GlacioTex cooling cover
Cons
  • Very firm feel is too hard for many side sleepers
  • Thinner 6-inch coil core
  • No stated weight capacity
  • Fewer owner ratings to judge long-term wear

What separates them

Titan Plus Luxe MattressPlank Firm Luxe
FirmnessMedium-firm, about 6.5–7 out of 10Firm to extra firm, up to 10 out of 10
Two-sided designSingle-sidedFlippable, firm on one side and extra firm on the other
Support core8-inch encased coil core, up to 900 coils6-inch pocketed coil core
Weight capacityRated up to 1,000 lb totalNot stated by the maker
Comfort layersGel foam, TitanFlex and Supreme Response foamHigh-density poly foam with a latex-alternative layer on the extra firm side
CoolingCooling gel plus optional GlacioTex coverBreathable open-cell foams plus optional GlacioTex cover
Third-party endorsementNoneAmerican Chiropractic Association approved
Owner feedback18,794 ratings at 4.5; praise for support and cooling, complaints about edge support and shoulder pain3,361 ratings at 4.6; too few owner reports to judge long-term durability

Price history

  • Titan Plus Luxe Mattress: lowest $1,249.00 on Oct 29.
  • Plank Firm Luxe: lowest $792.40 on Nov 9 at Plank Mattress.

Prices at every store

Titan Plus Luxe Mattress

  • RV MattressNew

    In stockReturn policy

    $932.00Observed Nov 7, 2026, 4:44 PM
    Visit RV Mattress
  • Titan MattressNew

    In stockReturn policy

    $1,665.33Observed Nov 8, 2026, 5:23 PM
    Visit Titan Mattress
All 2 stores and price history →

Plank Firm Luxe

  • WayfairNew

    In stock

    $978.60Free shippingObserved at 1:00 AM
    Visit Wayfair
  • Brooklyn BeddingNew

    In stock

    $978.60Free shippingObserved at 1:00 AM
    Visit Brooklyn Bedding
  • Plank MattressNew

    Availability unknown

    $792.40Observed at 1:00 AM
    Visit Plank Mattress
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $792.40Free shippingObserved at 1:00 AM
    Visit Amazon

Also available at

  • Aras Mattress And Furniture(Las Vegas, NV)Check price at Aras Mattress And Furniture(Las Vegas, NV)
  • Good Mattress PlanoCheck price at Good Mattress Plano
  • Mattress on DemandCheck price at Mattress on Demand
All 13 stores and price history →

Specs compared

SpecTitan Plus Luxe MattressPlank Firm Luxe
WarrantyLifetime, limitedLimited lifetime
TypeHybrid (foam + coils)—
Firmness7–8/10 (medium-firm)—
Thickness13″ tall—
Coil Core8″ TitanCore encased coils—
Comfort LayersGel foam, TitanFlex, Supreme Response & optiona…—
Cooling FeaturesCooling gel, optional GlacioTex™ cover—
Weight CapacityUp to 1,000 lb total—
Firmness Rating6.5 out of 10—
Mattress type—Hybrid
Height—13"
Firmness options—Firm, Extra Firm (double-sided)
Show all 19 specsShow fewer specs
SpecTitan Plus Luxe MattressPlank Firm Luxe
Sizes—12
Sleep trial—120 nights
Foam type—Poly foam, support foam
Support core—6-inch pocketed coil support core
Extra firm side top—0.75-inch quilted cotton-microfiber top
Extra firm side foam—2-inch layer of TitanFlex latex-alternative pol…
Firm side top—1.5-inch quilted layer

What reviewers say

Titan Plus Luxe Mattress

  • 4.5 / 518,794 ratings

Rated 4.5 out of 5 from 18,794 ratings, the Titan Plus Luxe draws praise for support and firmness from heavier sleepers. Complaints center on edge support, shoulder pain for some side sleepers, and worries about long-term sagging.

What people mention
  • SupportPraisedHeavier sleepers say the reinforced build feels comfortable and supportive.
  • FirmnessPraisedMany buyers call the medium-firm feel perfect for them.
  • CoolingPraisedThe cooling top layer is reported to work well for hot sleepers.
  • Edge supportCriticisedOwners say the edges give less support than the marketing claims.

Plank Firm Luxe

  • 4.6 / 53,361 ratings

Owners rate it highly, and the recurring theme is that it delivers the firm support softer mattresses failed to give. Back pain complaints often ease, and the flippable design is liked. The main complaints are that it is too hard for side sleeping and that the top has little give.

What people mention
  • FirmnessPraisedOwners say it is truly firm and holds the spine flat, which is why many bought it.
  • Back supportPraisedBack pain sufferers report less morning stiffness and better lumbar support.
  • Side sleepingCriticisedSide sleepers say it presses on shoulders and hips and feels too hard.
  • Flippable designPraised
Reviews
  • Best Hybrid Mattress of 2026: These Beds Surpassed Our Sleep Team’s Rigorous Tests - CNET
  • Best King Mattresses of 2026, Tested by CNET's Sleep Experts

Questions and answers

Which is better for a heavy sleeper?
The Titan Plus Luxe. It is rated for up to 1,000 lb total and uses a thicker 8-inch coil core. The Plank does not publish a weight rating.
Which is firmer?
The Plank Firm Luxe. Its extra firm side is rated a 10 out of 10. The Titan Plus Luxe is medium-firm, around 6.5 to 7.
Which lasts longer?
The Plank has an edge because it flips, so you can rotate wear across two surfaces. The Titan's thicker coil unit is a durability plus, but owners have raised sag concerns.
Is the Plank too firm for side sleepers?
Usually yes. Side sleepers generally need cushioning at the shoulder and hip, which the Titan provides and the Plank does not. Back and stomach sleepers do better on the Plank.
Do both have a cooling cover option?
Yes. Both offer an optional GlacioTex cooling cover, and both use breathable foams and an open coil core for airflow.
Is the Plank worth stepping up to over the Titan?
Only if you want maximum firmness or a flippable bed. If you want cushioning, a higher weight rating or a proven record with thousands of owners, the Titan is the safer pick.

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Buyers like choosing between firm and extra firm and flipping to even out wear.