# Helix Sunset Elite vs SONU Sleep System Hybrid: Firmness, Price, and Construction Compared

Canonical: https://squishmat.com/compare/helix-sunset-elite-vs-sonu-sleep-system-hybrid · Data refreshed 2026-09-11 · Source: SquishMat

The Helix Sunset Elite is $100 cheaper in a queen; the table below shows what the price gap buys.

## Full spec table

| Spec | Helix Sunset Elite | SONU Sleep System Hybrid |
| --- | --- | --- |
| Type | Hybrid | Hybrid |
| Firmness | 4/10 | 4/10 |
| Height | 15.5" | 14" |
| Queen price | $2,999 | $3,099 |
| Price range (all sizes) | $2,999 | $1,399–$3,699 |
| Foam densities (lb/ft³, top → bottom) | 1.5 / 1.8 / 7.0 / 2.5 / 1.5 / 1.8 | 1.6 / 2.2 / 1.8 |
| Coil gauge | — | 14.5 |
| Coil count (queen) | — | — |
| Cooling | 6/10 | 6/10 |
| Motion isolation | 6/10 | 6/10 |
| Edge support | 7/10 | 7/10 |
| Pressure relief | 8/10 | 8/10 |
| Support | 8/10 | 8/10 |
| Natural materials | 4/10 | 3/10 |
| Notable features | 16" luxury ultra-plush hybrid, Memory foam with microcoils, Zoned lumbar support, Softest Elite tier feel | Patented comfort channel for side sleepers, Arms-in cutout sleeping surface, Tested 2.2 PCF comfort foam, 14.5-gauge coil support |
| Spec source | NapLab | NapLab |

## Key differences

- The Helix Sunset Elite is $100 cheaper in a queen ($2,999 vs $3,099 as of 2026-09-11) than the SONU Sleep System Hybrid.

## Who each mattress is for

**Helix Sunset Elite:** The Helix Sunset Elite has a soft feel best suited to lighter sleepers and side sleepers who need deep pressure relief. Strengths: Excellent pressure relief at the shoulders and hips; Strong, even support that keeps the spine aligned.

**SONU Sleep System Hybrid:** The SONU Sleep System Hybrid has a soft feel best suited to lighter sleepers and side sleepers who need deep pressure relief. Strengths: Excellent pressure relief at the shoulders and hips; Strong, even support that keeps the spine aligned.

## FAQ

### Which is firmer, the Helix Sunset Elite or the SONU Sleep System Hybrid?

They rate the same: both are a 4/10 on the firmness scale, a soft feel best suited to lighter sleepers and side sleepers who need deep pressure relief.

### Which is cheaper, the Helix Sunset Elite or the SONU Sleep System Hybrid?

The Helix Sunset Elite is cheaper in a queen: $2,999 versus $3,099, as of 2026-09-11.

### What is the main construction difference between the Helix Sunset Elite and the SONU Sleep System Hybrid?

Both are hybrid builds with similar published specs — the differences come down to feel and price rather than construction. The full layer-by-layer comparison is in the table above.

## More

- [Helix Sunset Elite — full specs](https://squishmat.com/mattresses/helix-sunset-elite)
- [SONU Sleep System Hybrid — full specs](https://squishmat.com/mattresses/sonu-sleep-system-hybrid)
- [Comparison matrix: every mattress we track](https://squishmat.com/compare)

Free to cite with attribution — link to the canonical page. Where a datapoint traces to a third-party teardown, please credit the original measurer too (sources are cited per bed on https://squishmat.com/mattress-database).