Superior Cashmere vs Millbrook Serenity Luxury 6500: which is better?
Quick answer
The Millbrook Serenity Luxury 6500 scores higher overall (8.7 vs 8.5). The Superior Cashmere is £1,252 cheaper.
Both tested and scored by Alexander Bowman. Scores use the same criteria for every mattress.
Side by side
| Feature | Superior Cashmere | Millbrook Serenity Luxury 6500 |
|---|---|---|
| Overall score | 8.5/10 | 8.7/10 |
| Support | 8.5 | 9.2 |
| Comfort | 8.8 | 9.2 |
| Value | 8.2 | 7.6 |
| Price | £198 | £1,450 |
| Type | Memory foam | Pocket spring |
| Firmness | Medium | Medium |
| Depth | 23 cm | 34 cm |
| Home trial | - | - |
| Warranty | 5 years | 5 years |
Prices change often; confirm on the retailer's site. We may earn a commission if you buy through our links. It never affects our scores.
Choose the Superior Cashmere if…
- You want to spend less: it's £1,252 cheaper at £198.
- You prefer close-contouring pressure relief and very little motion transfer for couples.
What we like
- Genuine cashmere-blend cover at a £198 price point
- Plush, expensive hand-feel that belies the price
- 23cm build with a true medium core, deeper than most budget foam
What could be better
- No home trial, unlike Emma and Luxe
- 5-year warranty is half what premium brands offer
Choose the Millbrook Serenity Luxury 6500 if…
- Support matters most: it scores 9.2 vs 8.5.
- Comfort matters most: it scores 9.2 vs 8.8.
- You prefer a traditional bouncy feel with good airflow.
What we like
- 6,500 springs give the finest-grained support in the range
- Deepest Millbrook at 34cm, with the richest natural fill
- Outstanding pressure relief without losing alignment
What could be better
- £1,450 for a medium-tension double is a serious outlay
- Only a 5-year guarantee at this price
Superior Cashmere vs Millbrook Serenity Luxury 6500: FAQs
Which is better, the Superior Cashmere or the Millbrook Serenity Luxury 6500?
The Millbrook Serenity Luxury 6500 scores higher overall (8.7 vs 8.5). The Superior Cashmere is £1,252 cheaper.
Which is firmer, the Superior Cashmere or the Millbrook Serenity Luxury 6500?
Both are rated medium, so they feel similarly firm; the difference is in the construction (memory foam vs pocket spring).
Which is better value?
The Superior Cashmere scores higher for value (8.2/10), at £198.


