Compare / shorts
Live · checked today · 2 UK retailers tracked
Calvin Klein Genius Shorts vs Peak Performance M Flier Short Shorts
Quick verdict
Checked daily across 2 UK retailers
Price and availability verdict
Calvin Klein Genius Shorts is currently £34.99, while Peak Performance M Flier Short Shorts was last tracked at £55.29 on 19 August 2026. Against tracked history, Calvin Klein Genius Shorts is at its lowest tracked price and Peak Performance M Flier Short Shorts is at its lowest tracked price. Calvin Klein Genius Shorts is currently available from 2 UK retailers; Peak Performance M Flier Short Shorts is not currently stocked.
Deal intelligence
Should you buy now, or wait?
Both are at their lowest tracked prices today.
Calvin Klein · Genius Shorts
Not enough data yet
Today £34.99 · typical £34.99 · lowest £34.99
Peak Performance · M Flier Short Shorts
Not enough data yet
Today £55.29 · typical £55.29 · lowest £55.29
Head to head
Category leaders, from the data on this page
- Cheapest new Genius £34.99 vs £55.29
- Most retailers in stock Genius 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.
Calvin Klein · Genius Shorts
No change
since 5 April 2026
Lowest £34.99 on 5 April 2026
Peak Performance · M Flier Short Shorts
↓ £7.90
since 10 April 2026
Lowest £55.29 on 28 July 2026
Waiting for a better price?
Set a free alert and we’ll email you when either drops to your target.
Related shorts comparisons
More head-to-head price checks
Common questions about the Calvin Klein Genius Shorts vs Peak Performance M Flier Short Shorts
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.