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Live · checked today · 2 UK retailers tracked
Castore Flex Full ZIP vs Nike Victory Therma Flex
Quick verdict
Checked daily across 2 UK retailers
Price and availability verdict
Castore Flex Full ZIP was last tracked at £39.90 on 17 August 2026, while Nike Victory Therma Flex is currently £69.95. Against tracked history, Castore Flex Full ZIP is at its lowest tracked price and Nike Victory Therma Flex is at its lowest tracked price. Nike Victory Therma Flex is currently available from 2 UK retailers; Castore Flex Full ZIP is not currently stocked.
Deal intelligence
Should you buy now, or wait?
Both are at their lowest tracked prices today.
Castore · Flex Full ZIP
Not enough data yet
Today £39.90 · typical £59.95 · lowest £39.90
On sale 1 time in the last 3 months
Nike · Victory Therma Flex
Not enough data yet
Today £69.95 · typical £69.95 · lowest £69.95
Head to head
Category leaders, from the data on this page
- Cheapest new Flex Full ZIP £39.90 vs £69.95
- Most retailers in stock Victory Therma Flex 2 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 Full ZIP
↓ £20.05
since 5 April 2026
Lowest £39.90 on 10 July 2026
Nike · Victory Therma Flex
No change
since 5 April 2026
Lowest £69.95 on 5 April 2026
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Common questions about the Castore Flex Full ZIP vs Nike Victory Therma Flex
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.