Compare / bags
Sun Mountain C100 H2NO Bag vs Sun Mountain Eclipse E2.5 H2NO 4-WAY Bag
Both around £279 right now, checked daily across 3 UK retailers.
Sun Mountain
Sun Mountain C100 H2NO Bag
from £279
at Affordable Golf · 1 retailer
Lowest £140 · around its usual price
Sun Mountain
Sun Mountain Eclipse E2.5 H2NO 4-WAY Bag
from £279
at American Golf · 2 retailers
Lowest £179 · around its usual price
Discount vs RRP
Price vs usual
Where to buy
Sun Mountain C100 H2NO Bag
Where to buy
Sun Mountain Eclipse E2.5 H2NO 4-WAY Bag
The verdict
The two are line-ball on price at around £279. The Sun Mountain Eclipse E2.5 H2NO 4-WAY Bag is the more widely available, at 2 UK retailers versus 1.
Is now a good time to buy?
Sun Mountain C100 H2NO Bag
Around its usual price
Sun Mountain Eclipse E2.5 H2NO 4-WAY Bag
Around its usual price
Price history
How each has moved since we started trackingLowest tracked price per day, any condition. Caddence tracks both daily.
Sun Mountain C100 H2NO Bag
Seen 14 June 2026
Typical over 121 days
Most expensive seen
Tracked high − low
Sun Mountain Eclipse E2.5 H2NO 4-WAY Bag
Seen 31 May 2026
Typical over 122 days
Most expensive seen
Tracked high − low
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Common questions about the Sun Mountain C100 H2NO Bag vs Sun Mountain Eclipse E2.5 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.