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Live · checked today · 3 UK retailers tracked
Sun Mountain C100 H2NO Bag vs Sun Mountain Eclipse E3.5 H2NO 4-WAY Bag
Quick verdict
Checked daily across 3 UK retailers
Price and availability verdict
Sun Mountain C100 H2NO Bag is currently £279, while Sun Mountain Eclipse E3.5 H2NO 4-WAY Bag is currently £310. Against tracked history, Sun Mountain C100 H2NO Bag is 22% above its lowest tracked price and Sun Mountain Eclipse E3.5 H2NO 4-WAY Bag is 64% above its lowest tracked price. Sun Mountain C100 H2NO Bag is currently available from 1 UK retailer, versus 2 for Sun Mountain Eclipse E3.5 H2NO 4-WAY Bag.
Deal intelligence
Should you buy now, or wait?
Neither is at its low today. The Sun Mountain C100 H2NO Bag is closest, within 22% of its lowest tracked price. The Sun Mountain Eclipse E3.5 H2NO 4-WAY Bag has more room: its tracked low is £189.
Sun Mountain · C100 H2NO Bag
Not enough data yet
Today £279 · typical £279 · lowest £229
On sale 2 times in the last 4 months
Sun Mountain · Eclipse E3.5 H2NO 4-WAY Bag
Not enough data yet
Today £310 · typical £310 · lowest £189
On sale 2 times in the last 4 months
Head to head
Category leaders, from the data on this page
- Cheapest new C100 H2NO Bag £279 vs £310
- Closest to its tracked low C100 H2NO Bag 22% above vs 64%
- Most retailers in stock Eclipse E3.5 H2NO 4-WAY Bag 2 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 · C100 H2NO Bag
↓ £10
since 16 March 2026
Lowest £229 on 12 April 2026
Sun Mountain · Eclipse E3.5 H2NO 4-WAY Bag
↓ £9
since 14 March 2026
Lowest £189 on 4 July 2026
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Common questions about the Sun Mountain C100 H2NO Bag vs Sun Mountain Eclipse E3.5 H2NO 4-WAY 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.