Beautyrest Harmony Lux Carbon Medium Pillow Top vs Big Fig Mattress
Detailed side-by-side comparison — pricing, specs, performance ratings, and our pick.
Pricing unavailable — visit Beautyrest for current rates
Check current price at Beautyrest →Pricing unavailable — visit Big Fig for current rates
Check current price at Big Fig →| Feature | Beautyrest Harmony Lux Carbon Medium Pillow Top | Big Fig Mattress |
|---|---|---|
| Overview | ||
Type | Hybrid | Hybrid |
Firmness 1 = softest, 10 = firmest | 5.5 / 10 | 7 / 10 |
Queen Price Current / sale price | Check retailer | Check retailer |
Trial Period Return window | 100 nights | 120 nights |
Warranty | 10 years | 20 years |
| Performance Ratings | ||
Cooling Hot sleepers | High | Excellent |
Motion Isolation Partners, light sleepers | Excellent | Good |
Pressure Relief Hip/shoulder pain | Good | Good |
Edge Support Sit/sleep near edge | Good | Excellent |
Durability Long-term performance | Good | Excellent |
| Compatibility & Features | ||
Adjustable Base Head/foot elevation | ✓ Yes | ✓ Yes |
Split King Support Two Twin XL per couple | — | — |
Dual Comfort Zones Different firmness per side | — | — |
Smart Features App, sensors, auto-adjust | — | — |
Financing | Synchrony, Affirm | Available |
| Materials & Safety | ||
Certifications Organic / non-toxic | CertiPUR-US, SEAQUAL | None listed |
Off-Gassing New-foam smell concern | CertiPUR-US certified foam | — |
| Best For | ||
Ideal sleeper profiles |
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| Actions | ||
Need Help Deciding?
For most sleepers, we recommend the Big Fig Mattress over the Beautyrest Harmony Lux Carbon Medium Pillow Top. It scores higher in cooling, edge support, durability and delivers stronger overall value. The Beautyrest Harmony Lux Carbon Medium Pillow Top is the better choice only if you have a strong preference for that brand's specific feel or design.
Beautyrest Harmony Lux Carbon Medium Pillow Top vs Big Fig Mattress: What Actually Differs
Both the Beautyrest Harmony Lux Carbon Medium Pillow Top and Big Fig Mattress are hybrid mattresses, so the real differences come down to firmness tuning, performance ratings, and price rather than construction type. The Beautyrest Harmony Lux Carbon Medium Pillow Top stands 15.75" tall versus 13" for the Big Fig Mattress — a 2.8" gap that matters if you need deep-pocket sheets or are pairing with an adjustable base. The Big Fig Mattress is the firmer of the two at 7/10 (medium-firm), and the Beautyrest Harmony Lux Carbon Medium Pillow Top sits at 5.5/10 (medium) — a meaningful enough gap that sleeper position and weight should drive the choice. The single largest performance gap is in motion isolation: the Beautyrest Harmony Lux Carbon Medium Pillow Top rates noticeably higher than the Big Fig Mattress, which is the deciding factor if that dimension is high on your list. On a Queen, the Beautyrest Harmony Lux Carbon Medium Pillow Top runs $1,149 versus $1,399 for the Big Fig Mattress — roughly $250 (18%) less, which is enough to factor into the decision unless the pricier model wins clearly on the specs you care about.
Which Is Better For Your Sleep Style?
Both rate the same for pressure relief — choose on firmness instead (side sleepers usually prefer the softer of the two: Beautyrest Harmony Lux Carbon Medium Pillow Top at 5.5/10).
Firmness of 5.5/10 is closer to the medium-firm sweet spot back sleepers need for lumbar support (vs 7/10).
Firmer at 7/10 vs 5.5/10 — stomach sleepers need the extra support to keep the pelvis from sinking and arching the lower back.
Cooling rating not available for one or both mattresses — spec not available.
better long-term durability and stronger perimeter / edge support — the two specs heavier sleepers should weight most.
Softer at 5.5/10 vs 7/10 — lighter sleepers compress less, so they typically need the softer of two options to get proper contouring.
Higher motion-isolation rating, which means less disturbance when a partner moves or gets out of bed.
Price Comparison (Queen)
| Mattress | MSRP | Current | Sale? |
|---|---|---|---|
| Beautyrest Harmony Lux Carbon Medium Pillow Top | $1,399 | $1,149 | Save $250 |
| Big Fig Mattress | $1,399 | $1,399 | At MSRP |
The Beautyrest Harmony Lux Carbon Medium Pillow Top is the budget choice at $1,149 — $250 less than the Big Fig Mattress ($1,399). That's a 18% gap, which is worth weighing against the spec differences before deciding which delivers better value for your situation. Only the Beautyrest Harmony Lux Carbon Medium Pillow Top is on sale right now.
Beautyrest Harmony Lux Carbon Medium Pillow Top
Strengths
- ✓InfiniCool Lux cooling technology
- ✓T2 pocketed coils for airflow
- ✓SEAQUAL ocean-plastic fabric cover
- ✓100-night trial
Considerations
- —DISCONTINUED Aug 19, 2025 — clearance only
- —Replaced by Beautyrest Black/Pressure Smart lines
- —Limited inventory — verify availability before publishing links
Big Fig Mattress
Strengths
- ✓Purpose-built for heavy sleepers — 1,400+ individually wrapped coils rated for 500+ lbs
- ✓Reinforced edge support — full sleeping surface usable, no sagging at perimeter
- ✓ThermalPhase+ cover actively pulls heat away — excellent for larger body mass
- ✓20-year warranty — exceptional for heavy-use category
Considerations
- —Firm feel — may not suit lighter sleepers who prefer plush
- —Only one firmness option available
- —Priced above standard hybrid — reflects the additional materials and specifications in this model
Who Should Buy Which?
Choose the Beautyrest Harmony Lux Carbon Medium Pillow Top if you…
- →Couples / light sleepers
- →Budget-conscious shoppers
- →Organic / non-toxic priority shoppers
- →Softer feel seekers
Choose the Big Fig Mattress if you…
- →Hot sleepers
- →Sitting near the edge
- →Trial-period sensitive buyers
- →Firmer support seekers