Yes, a new campervan mattress can be a very good investment, but it depends on several factors:
Why is it worth it?
Comfort and sleep – most factory campervan mattresses are thin, firm, or quickly lose shape. A quality mattress ensures good sleep and reduces back pain.
Temperature regulation – special mattresses (e.g., latex, HR foam) breathe better and do not trap moisture, which is especially important in a small space.
Durability – if you travel frequently with your campervan, a new mattress will last for many years without deforming.
Quality feel – sleep on the road becomes closer to home comfort, directly affecting travel enjoyment.
When it may not be necessary:
If your current mattress is not yet worn out (not sagging, not absorbing moisture, no odors).
If you plan to sell the campervan soon – the buyer may still want to choose a new mattress according to their preference.
Conclusion:
If you travel by campervan at least a few times per season and sleep is important to you, a new mattress almost always pays off. It is one of the few investments that directly improves the quality of your trip.