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Hull Gauge
Recomputed 5 Nov 2026, 03:30 UTC

Nautitech 46 FlyvsNautitech 46 Open

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

At the same age, the Nautitech 46 Open asks 1.9% more than the Nautitech 46 Fly; on the headline Gauge Values it asks 20% more, which compares the whole fleets rather than boats of the same age. Neither has a published depreciation curve yet, so we can't say which holds its value better.

same age · 6 shared build years · 10 and 12 boats in them · Indicative · in today’s prices · asking, not sold

02

Year by year

Each build year's Gauge Estimate, for the 6 years both have boats in. Pooled across those years (10 and 12 boats), the Nautitech 46 Open asks 1.9% more than the Nautitech 46 Fly.

Nautitech 46 FlyYear builtNautitech 46 Open
—
2022—
£504,000 (8)
—
2021—
£490,500 (11)
£474,000 (9)
2020−3.3%
£458,500 (15)
£430,500 (10)
2019+3.9%
£447,500 (15)
—
2017—
£412,500 (11)
—
2016—
£405,500 (10)
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

£200k£480k£760k
Nautitech 46 Fly
none
no build year’s Gauge Estimate is at or under £410,000
1
the one boat listed now asks £410,000 or less
Nautitech 46 Open
2016
newest build year whose Gauge Estimate is at or under £410,000 (£405,500, 10 comparable boats)
0
of the 2 boats listed now ask £410,000 or less

At £410,000, only the Nautitech 46 Open has a build year within reach.

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.

Nautitech 46 FlyMeasureNautitech 46 Open
£6,900
Berth
£6,900
£13,050
Maintenance
£15,650
£650
Lift-out and antifoul
£650
£3,750
Insurance
£4,500
£600
Fuel
£1,100
£24,950 (better)
Total a year, before depreciation
£28,800

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

Nautitech 46 FlyMeasureNautitech 46 Open
13.75 m
Length overall
13.81 mfrom listings
Sail catamaran
Type
Sail catamaran
“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 Nautitech 46 Fly or the Nautitech 46 Open?

At the same age the Nautitech 46 Fly is cheaper: the Nautitech 46 Open asks 1.9% more than the Nautitech 46 Fly across 6 shared build years. Their Gauge Values, the median asking prices of all the boats we observed whatever their age, are £372,500 and £447,500.

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 10 Nautitech 46 Fly boats across 6 build years. We have 16 Nautitech 46 Open boats across 8 build years.

Which spends less time on the market?

Boats of the Nautitech 46 Fly had been listed a median of 36 days when we last saw them, against 37 days for the Nautitech 46 Open. That is time listed so far, not time to sell, which we don't measure yet. 44% of the Nautitech 46 Fly boats we saw 14 or more days apart cut their asking price, against 42% of the Nautitech 46 Open boats.

How do you compare them like for like?

We compare boats of the same build year. For each of the 6 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 10 boats in those years. The Gauge Values compare the whole fleets instead, so they mix boats of different ages.

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