Compare / bags
Live · checked today · 5 UK retailers tracked
Ben Sayers Hydra PRO Bag vs MacGregor Principal 7 Bag
Quick verdict
Checked daily across 5 UK retailers
Best deal today: Ben Sayers Hydra PRO Bag 56 CaddenceScore
Ben Sayers Hydra PRO Bag is currently £119, while MacGregor Principal 7 Bag is currently £79.95. Deal scores are Ben Sayers Hydra PRO Bag 56/100 and MacGregor Principal 7 Bag 48/100; against tracked history, Ben Sayers Hydra PRO Bag is 19% above its lowest tracked price and MacGregor Principal 7 Bag is 7% above its lowest tracked price. Ben Sayers Hydra PRO Bag is currently available from 4 UK retailers, versus 3 for MacGregor Principal 7 Bag.
Deal intelligence
Should you buy now, or wait?
Neither is at its low today. The MacGregor Principal 7 Bag is closest, within 7% 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
MacGregor · Principal 7 Bag
Fair price today
Today £79.95 · typical £79.95 · lowest £74.99
On sale 1 time in the last 3 months
Head to head
Category leaders, from the data on this page
- Cheapest new Principal 7 Bag £79.95 vs £119
- Closest to its tracked low Principal 7 Bag 7% above vs 19%
- Most retailers in stock Hydra PRO Bag 4 vs 3
- Best deal today Hydra PRO Bag CaddenceScore 56 vs 48
Where to buy
5 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
MacGregor · Principal 7 Bag
↓ £5.04
since 14 March 2026
Lowest £74.99 on 4 April 2026
Waiting for a better price?
Set a free alert and we’ll email you when either drops to your target.
Related bags comparisons
More head-to-head price checks
Common questions about the Ben Sayers Hydra PRO Bag vs MacGregor Principal 7 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.