- Hybrid
- 13.25 in thick
- Soft / Medium / Firm
Sleep Foundation: Best Mattress Overall Read review
That's an RV king, 4 in narrower than a regular king (76 × 80 in). A regular king won't fit, so get an RV king in exactly 72 × 80 in.
About the RV king size →Dealer report, 2026–2027. A reported size, not a guarantee: measure your platform first.
We may earn a commission when you buy through some of these links. It doesn't change which mattresses we list.
Sleep Foundation: Best Mattress Overall Read review
Mattress Clarity: Best RV Mattress for Heavy People Read review
Sleep Foundation: Best Mattress for Temperature Regulation Read review
Sleep Foundation: Best Mattress for Side Sleepers Read review

The Accolade bedroom. Measure the platform, not the old mattress, before you buy.

Entegra Coach's 2027 37M floorplan.
Check the year and length against your RV before you order.
| Year | Model | Length | Sleeps |
|---|---|---|---|
| 2021 | Accolade 37M | 39' 4" | – |
| 2022 | Accolade 37M | 39' 4" | – |
| 2023 | Accolade 37M | 39' 4" | – |
| 2024 | Accolade 37M | 39' 4" | – |
| 2025 | Accolade 37M | 39' 4" | – |
| 2026 | Accolade 37M | 39' 4" | – |
| 2027 | Accolade 37M | 39' 4" | – |
The main bed is 72 × 80 in (Dealer report, 2026–2027).