Beautyrest Harmony Lux Carbon Medium Pillow Top vs Sleep Number 360 c2 Smart Bed
Detailed side-by-side comparison — pricing, specs, performance ratings, and our pick.
Beautyrest
Harmony Lux Carbon Medium Pillow Top
$1,149
$1,399 MSRP
Queen
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Sleep Number
360 c2 Smart Bed
$909
$1,299 MSRP
Queen
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| Feature | Beautyrest Harmony Lux Carbon Medium Pillow Top | Sleep Number 360 c2 Smart Bed |
|---|---|---|
| Overview | ||
Type | Hybrid | Smart Bed |
Firmness 1 = softest, 10 = firmest | 5.5 / 10 | 5 / 10 |
Queen Price Current / sale price | $1,149 | $909 |
Trial Period Return window | 100 nights | 100 nights |
Warranty | 10 years | 15 years |
| Performance Ratings | ||
Cooling Hot sleepers | High | Low |
Motion Isolation Partners, light sleepers | Excellent | Fair |
Pressure Relief Hip/shoulder pain | Good | Fair |
Edge Support Sit/sleep near edge | Good | Fair |
Durability Long-term performance | Good | Good |
| Compatibility & Features | ||
Adjustable Base Head/foot elevation | ✓ Yes | ✗ No |
Split King Support Two Twin XL per couple | — | — |
Dual Comfort Zones Different firmness per side | — | ✓ Yes |
Smart Features App, sensors, auto-adjust | — | SleepIQ biometric tracking (heart rate, breathing, movement), adjustable firmness 0-100 scale per side, Responsive Air auto-adjustment, Sleep Number app (iOS/Android) |
Financing | Synchrony, Affirm | Affirm |
| 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 | ||
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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
Sleep Number 360 c2 Smart Bed
Strengths
- ✓Adjustable firmness 0-100 (per side)
- ✓SleepIQ sleep tracking included
- ✓Dual-zone customization for couples
- ✓15-year warranty
Considerations
- —No active cooling
- —Thinnest at 8-inch (limited comfort layers)
- —Requires ongoing app usage for full benefit
Who Should Buy Which?
Choose the Beautyrest Harmony Lux Carbon Medium Pillow Top if you…
- →Couples / light sleepers
- →Side sleepers / pressure relief
- →Sitting near the edge
- →Organic / non-toxic priority shoppers
Choose the Sleep Number 360 c2 Smart Bed if you…
- →Budget-conscious shoppers
- →Couples with different firmness preferences
Beautyrest Harmony Lux Carbon Medium Pillow Top
Sleep Number 360 c2 Smart Bed
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