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Live · checked today · 1 UK retailer tracked
Castore Flex vs Peter Millar Excursionist Flex Sweater
Quick verdict
Checked daily across 1 UK retailer
Price and availability verdict
Castore Flex is currently £39.90, while Peter Millar Excursionist Flex Sweater was last tracked at £99.99 on 10 July 2026. Against tracked history, Castore Flex is at its lowest tracked price and Peter Millar Excursionist Flex Sweater is at its lowest tracked price. Castore Flex is currently available from 1 UK retailer; Peter Millar Excursionist Flex Sweater is not currently stocked.
Deal intelligence
Should you buy now, or wait?
Both are at their lowest tracked prices today.
Castore · Flex
Not enough data yet
Today £39.90 · typical £59 · lowest £39.90
On sale 2 times in the last 3 months
Peter Millar · Excursionist Flex Sweater
Not enough data yet
Today £99.99 · typical £99.99 · lowest £99.99
Head to head
Category leaders, from the data on this page
- Cheapest new Flex £39.90 vs £99.99
- Most retailers in stock Flex 1 vs 0
Price trajectory
How each has moved since we started tracking
Lowest tracked price per day, any condition. Caddence tracks both daily. Shaded spans are days we couldn’t collect prices — the lines break rather than guessing.
Castore · Flex
↓ £20.05
since 5 April 2026
Lowest £39.90 on 10 July 2026
Peter Millar · Excursionist Flex Sweater
↓ £22.51
since 5 April 2026
Lowest £99.99 on 30 May 2026
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Common questions about the Castore Flex vs Peter Millar Excursionist Flex Sweater
Prices shown are the cheapest in-stock price per retailer tracked by Caddence, updated daily. Always confirm the final price on the retailer's site.