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Live · checked today · 2 UK retailers tracked
Sun Mountain 3.5 LS Bag vs Sun Mountain E4.5 H2NO Bag
Quick verdict
Checked daily across 2 UK retailers
Price and availability verdict
Sun Mountain 3.5 LS Bag is currently £159.95, while Sun Mountain E4.5 H2NO Bag was last tracked at £319 on 5 August 2026. Against tracked history, Sun Mountain 3.5 LS Bag is 7% above its lowest tracked price and Sun Mountain E4.5 H2NO Bag is 10% above its lowest tracked price. Sun Mountain 3.5 LS Bag is currently available from 2 UK retailers; Sun Mountain E4.5 H2NO Bag is not currently stocked.
Deal intelligence
Should you buy now, or wait?
Neither is at its low today. The Sun Mountain 3.5 LS Bag is closest, within 7% of its lowest tracked price. The Sun Mountain E4.5 H2NO Bag has more room: its tracked low is £289.
Sun Mountain · 3.5 LS Bag
Not enough data yet
Today £159.95 · typical £159.95 · lowest £149.95
On sale 1 time in the last 4 months
Sun Mountain · E4.5 H2NO Bag
Not enough data yet
Today £319 · typical £319 · lowest £289
On sale 1 time in the last 3 months
Head to head
Category leaders, from the data on this page
- Cheapest new 3.5 LS Bag £159.95 vs £319
- Closest to its tracked low 3.5 LS Bag 7% above vs 10%
- Most retailers in stock 3.5 LS Bag 2 vs 0
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 · 3.5 LS Bag
↓ £59.05
since 14 March 2026
Lowest £149.95 on 28 June 2026
Sun Mountain · E4.5 H2NO Bag
↓ £10
since 9 April 2026
Lowest £289 on 25 April 2026
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Common questions about the Sun Mountain 3.5 LS Bag vs Sun Mountain E4.5 H2NO 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.