Guest Beds & Sofa Bed Mattresses: Comfort in Small Spaces

In this guide from The Sleep Shop, we keep it simple and practical so you can shop with confidence.
In this guide:
- Measure folded and unfolded
- Materials that work
- Quick comfort upgrades
Measure folded and unfolded
Confirm maximum mattress depth and hinge clearance so the sofa bed closes properly.
Materials that work
High‑resilience foam or slim pocket springs balance comfort with foldability. Avoid very tall profiles.
Quick comfort upgrades
Keep a breathable topper and fresh protector ready for guests.
FAQs
Can I use any mattress on a sofa bed?
No—depth and flexibility matter. Use models designed for occasional folding.
What’s the best depth for trundles?
Often 16–20cm but always check the specific frame guidance.

