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Hull Gauge
Recomputed 5 Nov 2026, 03:30 UTC

Catana Bali 4.3vsNautitech 40 Open

Catana against Nautitech · used asking prices, listed in Europe and the US

At the same age, the Nautitech 40 Open asks 19% less than the Catana Bali 4.3; on the headline Gauge Values it asks 11% less, which compares the whole fleets rather than boats of the same age. We can't yet say which holds its value better: the Catana Bali 4.3 has no published depreciation curve.

same age · 7 shared build years · 13 and 16 boats in them · Indicative · in today’s prices · asking, not sold

02

Year by year

Each build year's Gauge Estimate, for the 7 years both have boats in. Pooled across those years (13 and 16 boats), the Nautitech 40 Open asks 19% less than the Catana Bali 4.3.

Catana Bali 4.3Year builtNautitech 40 Open
—
2021—
£366,000 (15)
£363,000 (8)
2020−9.1%
£330,000 (15)
£349,500 (11)
2019−14%
£301,000 (15)
£335,000 (13)
2018−11%
£298,000 (16)
£313,000 (12)
2017−6.5%
£292,500 (15)
£290,500 (10)
2016−19%
£235,000 (13)
£296,000 (8)
2015−27%
£217,000 (11)
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

£100k£360k£610k
Catana Bali 4.3
2017
newest build year whose Gauge Estimate is at or under £320,000 (£313,000, 12 comparable boats)
0
the one boat listed now asks more than £320,000
Nautitech 40 Open
2019
newest build year whose Gauge Estimate is at or under £320,000 (£301,000, 15 comparable boats)
3
of the 3 boats listed now ask £320,000 or less

At £320,000 your money buys 2 years newer in the Nautitech 40 Open: a 2019 against a 2017.

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.

Catana Bali 4.3MeasureNautitech 40 Open
withheld
Depreciation (not in total)
£19,450
£6,900
Berth
£5,750
£11,750
Maintenance
£10,450
£600
Lift-out and antifoul
£550
£3,350
Insurance
£3,000
£1,250
Fuel
£450
£23,850
Total a year, before depreciation
£20,200 (better)

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.

The Catana Bali 4.3 has no published depreciation curve, so its depreciation is withheld.

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

Catana Bali 4.3MeasureNautitech 40 Open
Sail catamaran
Type
Sail catamaran
—
Length overall
11.98 m
“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 Catana Bali 4.3 or the Nautitech 40 Open?

At the same age the Nautitech 40 Open is cheaper: the Nautitech 40 Open asks 19% less than the Catana Bali 4.3 across 7 shared build years. Their Gauge Values, the median asking prices of all the boats we observed whatever their age, are £336,000 and £298,000.

Which holds its value better?

We can't say yet. The Nautitech 40 Open loses about 6.5% of its asking price a year of age, but the Catana Bali 4.3 has no published depreciation curve: we fit one from at least 20 boats across six build years and publish it only when the fit holds. We have 13 Catana Bali 4.3 boats across 7 build years.

Which spends less time on the market?

Boats of the Catana Bali 4.3 had been listed a median of 986 days when we last saw them, against 186 days for the Nautitech 40 Open. That is time listed so far, not time to sell, which we don't measure yet. 38% of the Catana Bali 4.3 boats we saw 14 or more days apart cut their asking price, against 67% of the Nautitech 40 Open boats.

How do you compare them like for like?

We compare boats of the same build year. For each of the 7 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 13 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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