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Live · checked today · 10 UK retailers tracked
Ben Sayers Hydra PRO Bag vs Mizuno BR-D4 Bag
Quick verdict
Checked daily across 10 UK retailers
Best deal today: Ben Sayers Hydra PRO Bag 55 CaddenceScore
Ben Sayers Hydra PRO Bag is currently £119, while Mizuno BR-D4 Bag is currently £162.95. Deal scores are Ben Sayers Hydra PRO Bag 55/100 and Mizuno BR-D4 Bag 40/100; against tracked history, Ben Sayers Hydra PRO Bag is 19% above its lowest tracked price and Mizuno BR-D4 Bag is 17% above its lowest tracked price. Ben Sayers Hydra PRO Bag is currently available from 4 UK retailers, versus 8 for Mizuno BR-D4 Bag.
Deal intelligence
Should you buy now, or wait?
Neither is at its low today. The Mizuno BR-D4 Bag is closest, within 17% of its lowest tracked price. The Ben Sayers Hydra PRO Bag has more room: its tracked low is £99.95.
Ben Sayers · Hydra PRO Bag
Fair price today
Today £119 · typical £119 · lowest £99.95
On sale 2 times in the last 4 months
Mizuno · BR-D4 Bag
Fair price today
Today £162.95 · typical £154 · lowest £139
On sale 4 times in the last 4 months
Head to head
Category leaders, from the data on this page
- Cheapest new Hydra PRO Bag £119 vs £162.95
- Closest to its tracked low BR-D4 Bag 17% above vs 19%
- Most retailers in stock BR-D4 Bag 8 vs 4
- Best deal today Hydra PRO Bag CaddenceScore 55 vs 40
Where to buy
10 UK retailers, checked daily
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.
Ben Sayers · Hydra PRO Bag
↓ £10.95
since 14 March 2026
Lowest £99.95 on 3 April 2026
Mizuno · BR-D4 Bag
↓ £16.05
since 14 March 2026
Lowest £139 on 30 May 2026
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Common questions about the Ben Sayers Hydra PRO Bag vs Mizuno BR-D4 Bag
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.