Compare / bags
Live · checked today · 3 UK retailers tracked
Sun Mountain Eclipse E3.5 H2NO Bag vs Sun Mountain Forerunner Stand Bag
Quick verdict
Checked daily across 3 UK retailers
Price and availability verdict
Sun Mountain Eclipse E3.5 H2NO Bag is currently £289, while Sun Mountain Forerunner Stand Bag is currently £189.95. Deal scores are Sun Mountain Eclipse E3.5 H2NO Bag 43/100; against tracked history, Sun Mountain Eclipse E3.5 H2NO Bag is 53% above its lowest tracked price and Sun Mountain Forerunner Stand Bag is 6% above its lowest tracked price. Sun Mountain Eclipse E3.5 H2NO Bag is currently available from 3 UK retailers, versus 1 for Sun Mountain Forerunner Stand Bag.
Deal intelligence
Should you buy now, or wait?
Neither is at its low today. The Sun Mountain Forerunner Stand Bag is closest, within 6% of its lowest tracked price. The Sun Mountain Eclipse E3.5 H2NO Bag has more room: its tracked low is £189.
Sun Mountain · Eclipse E3.5 H2NO Bag
Fair price today
Today £289 · typical £289 · lowest £189
On sale 2 times in the last 4 months
Sun Mountain · Forerunner Stand Bag
Not enough data yet
Today £189.95 · typical £189 · lowest £179
On sale 2 times in the last 4 months
Head to head
Category leaders, from the data on this page
- Cheapest new Forerunner Stand Bag £189.95 vs £289
- Closest to its tracked low Forerunner Stand Bag 6% above vs 53%
- Most retailers in stock Eclipse E3.5 H2NO Bag 3 vs 1
Where to buy
3 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.
Sun Mountain · Eclipse E3.5 H2NO Bag
↓ £10
since 27 March 2026
Lowest £189 on 12 April 2026
Sun Mountain · Forerunner Stand Bag
↓ £9.05
since 16 March 2026
Lowest £179 on 3 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 Sun Mountain Eclipse E3.5 H2NO Bag vs Sun Mountain Forerunner Stand 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.