ThermoBalance LX Elite (Medium) vs Saatva Rx
These two are close substitutes on paper — the spec table below shows where they differ. Every number below comes from published teardowns and spec sheets (see our methodology); prices are queen-size, refreshed 2026-09-04.
ThermoBalance LX Elite (Medium) vs Saatva Rx: full spec table
| Spec | ThermoBalance LX Elite (Medium) | Saatva Rx |
|---|---|---|
| Type | Hybrid | Hybrid |
| Firmness | 6/10 | 6/10 |
| Height | 16" | 15.5" |
| Queen price | $3,199 | $3,124 |
| Price range (all sizes) | $2,332–$3,999 | $1,499–$3,124 |
| Foam densities (lb/ft³, top → bottom) | 1.5 / 3.5 / 2.1 / 5.3 / 1.5 / 1.5 | 1.5 / 1.9 / 1.9 / 1.5 / 1.5 / 1.5 |
| Coil gauge | 13.5 | 18 |
| Coil count (queen) | — | — |
| Cooling | 6/10 | 7/10 |
| Motion isolation | 6/10 | 6/10 |
| Edge support | 8/10 | 7/10 |
| Pressure relief | 8/10 | 7/10 |
| Support | 9/10 | 8/10 |
| Natural materials | 4/10 | 5/10 |
| Notable features | Flagship latex-hybrid cooling bed, Talalay latex + 3.5 PCF memory foam, 16" luxury-height build, 13.5-gauge pocketed coils | Designed for chronic back and joint pain, Patented spinal-zone support, Plush pressure-relief comfort layers, Reinforced edge support |
| Spec source | NapLab | NapLab |
Key differences
- The ThermoBalance LX Elite (Medium) runs thicker support coils (13.5-gauge vs 18-gauge — lower gauge means thicker, firmer wire).
Who the ThermoBalance LX Elite (Medium) is for
The ThermoBalance LX Elite (Medium) has a medium feel that works for many side and back sleepers, and for combination sleepers who switch positions.
- Excellent pressure relief at the shoulders and hips
- Strong, even support that keeps the spine aligned
- Sturdy edges that make the full surface usable
Who the Saatva Rx is for
The Saatva Rx has a medium feel that works for many side and back sleepers, and for combination sleepers who switch positions.
- Strong, even support that keeps the spine aligned
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Frequently asked questions
Which is firmer, the ThermoBalance LX Elite (Medium) or the Saatva Rx?
They rate the same: both are a 6/10 on the firmness scale, a medium feel that works for many side and back sleepers, and for combination sleepers who switch positions.
Which is cheaper, the ThermoBalance LX Elite (Medium) or the Saatva Rx?
The Saatva Rx is cheaper in a queen: $3,124 versus $3,199, as of 2026-09-04.
What is the main construction difference between the ThermoBalance LX Elite (Medium) and the Saatva Rx?
Both are hybrid builds; the biggest spec difference is the support core — the ThermoBalance LX Elite (Medium) uses thicker coils. Full specs are in the table above.
See how both stack up against every bed we track in the full comparison matrix, or dig into the complete specs for the ThermoBalance LX Elite (Medium) and the Saatva Rx.