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Hull Gauge
Recomputed 5 Nov 2026, 03:30 UTC

Lagoon 400vsLagoon 400 S2

Two Lagoon models · used asking prices, listed in Europe and the US

At the same age, the Lagoon 400 S2 asks 2.0% more than the Lagoon 400; on the headline Gauge Values it asks 6.9% more, which mixes ages: its boats are younger (median build year 2015 against 2013). Neither has a published depreciation curve yet, so we can't say which holds its value better.

same age · 8 shared build years · 15 and 18 boats in them · Indicative · in today’s prices · asking, not sold

02

Year by year

Each build year's Gauge Estimate, for the 8 years both have boats in. Pooled across those years (15 and 18 boats), the Lagoon 400 S2 asks 2.0% more than the Lagoon 400.

Lagoon 400Year builtLagoon 400 S2
—
2018—
£282,000 (10)
—
2017—
£276,000 (13)
£226,000 (10)
2016+17%
£265,000 (15)
£246,500 (12)
2015+5.5%
£260,000 (17)
£255,000 (12)
2014−1.6%
£251,000 (14)
£249,500 (14)
2013−4.6%
£238,000 (13)
£268,000 (14)
2012−13%
£234,000 (10)
£266,500 (12)
2010—
—
Gauge Estimate by year built · comparable boats in brackets, built within three years either side · — below eight comparable boats; a year where neither has eight is left out · the gap is the right-hand model against the left
03

What your budget buys

£110k£270k£430k
Lagoon 400
2016
newest build year whose Gauge Estimate is at or under £250,000 (£226,000, 10 comparable boats)
3
of the 4 boats listed now ask £250,000 or less
Lagoon 400 S2
2013
newest build year whose Gauge Estimate is at or under £250,000 (£238,000, 13 comparable boats)
0
of the 2 boats listed now ask £250,000 or less

At £250,000 your money buys 3 years newer in the Lagoon 400: a 2016 against a 2013.

04

A year of ownership

Each at its Gauge Value, on a South Coast marina berth, 44 engine hours a year (the median of 103 UK-listed sailing boats that report hours). An estimate in pounds from published rates, not a quote.

Lagoon 400MeasureLagoon 400 S2
£5,750
Berth
£5,750
£17,800
Maintenance
£19,050
£550
Lift-out and antifoul
£550
£2,400
Insurance
£2,550
£900
Fuel
£750
£27,400 (better)
Total a year, before depreciation
£28,650

Each line is the middle of the cited range, to the nearest fifty pounds. Depreciation is a year of age on each model's published curve, at its Gauge Value, and stays out of the totals.

Neither model has a published depreciation curve, so depreciation is withheld on both sides.

Sources: Lake Yard price list 2026 · BerthFinder · Boatsetter · Velos Insurance; Admiral Yacht Insurance · Boating Magazine, "Calculating Boat Fuel Consumption" · Littlehampton Marina fuel prices

05

Specification

Lagoon 400MeasureLagoon 400 S2
11.97 mfrom listings
Length overall
11.97 mfrom listings
Sail catamaran
Type
Sail catamaran
—
Years built
2013–2018from listings
“from listings” marks figures read from the listings themselves; unmarked figures are from our model register and not yet checked against a builder’s published source.
06

Questions

Which is cheaper, the Lagoon 400 or the Lagoon 400 S2?

At the same age the Lagoon 400 is cheaper: the Lagoon 400 S2 asks 2.0% more than the Lagoon 400 across 8 shared build years. Their Gauge Values, the median asking prices of all the boats we observed whatever their age, are £237,500 and £254,000.

Which holds its value better?

We can't say yet: neither has a published depreciation curve, and we fit one from at least 20 boats across six build years and publish it only when the fit holds. We have 19 Lagoon 400 boats across 11 build years. We have 18 Lagoon 400 S2 boats across 8 build years.

Which spends less time on the market?

Boats of the Lagoon 400 had been listed a median of 984 days when we last saw them, against 1,095 days for the Lagoon 400 S2. That is time listed so far, not time to sell, which we don't measure yet. 25% of the Lagoon 400 boats we saw 14 or more days apart cut their asking price, against 21% of the Lagoon 400 S2 boats.

How do you compare them like for like?

We compare boats of the same build year. For each of the 8 years both models have boats in, we take the ratio of their median asking prices in today's prices, then pool the years, giving more weight to years with more boats on both sides. The figure is Indicative because the thinner side has 15 boats in those years. The Gauge Values compare the whole fleets instead, so they mix boats of different ages.

Other comparisons

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