Triumph DOLOMITE

1,073 on UK roads in 2025-18 vs 2024

On the road

1,073

1,073 licensed

Change vs 2024

-1.6%

-18 cars

New in 2025

first-time registrations

Electrified

hybrid, plug-in & battery

The Triumph DOLOMITE is an uncommon sight on UK roads, with 1,073 licensed in 2025 - down 1.6% on 2024. 3 were registered new in 2025. The fleet is overwhelmingly petrol (100%), with most in the 2.0-3.0L class. Most date from the Before 2000 era.

How many are left?

Licensed Triumph DOLOMITE cars on the road over time

New registrations

First-time registrations per year

What the typical Triumph DOLOMITE looks like

Fuel, engine size and age across every Triumph DOLOMITE on the road today.

Engine size

Cars on the road by engine capacity

Under 1.0L2
1.0-1.6L305
1.6-2.0L263
2.0-3.0L500
Over 3.0L3

How old are they?

Share of cars by the year they were first registered

Before 2000100%

MOT & reliability

2025 MOT data

How a Triumph Dolomite holds up at its MOT and how it's driven - from 227 tests, tracked across 2022-2025.

First-time pass rate

Average for its class

80.5%

227 MOT tests in 2025 · 195 first-time

Pass rate over time

2022

85.1%

2023

84.3%

2024

85.7%

2025

80.5%

▼ 4.6 pts since 2022

Pass rate by age

First-time pass rate by the car's age (tested in 2025)

Too new for an age breakdown - most haven't reached MOT age (3 years) yet, so there isn't enough history to chart.

How a Triumph Dolomite is driven

tracked across 2022-25

How much it's driven

miles a year, from 206 cars tracked across years

1,285miles a year · low use

97.6%

low · <5k

avg · 5-15k

1.5%

high · 15k+

Most cover 191-869 miles a year (median 458).

Miles driven by age

Yearly mileage as the car ages

Driven most when newer, easing as it gets older.

Mileage & condition

Typical mileage at test

Odometer when tested (2025)

54,208

12,842middle 50%: 33,480-74,79986,976

Typical odometer rising: 54,430 → 50,369 → 52,819 → 54,208

Holds up by mileage

Pass rate as the odometer climbs

Under 40k

88.1%

40-80k

77.8%

80-120k

74.3%

Petrol vs diesel

First-time pass rate by fuel

Not enough data.

A 2025 Triumph Dolomite passes first time 80.5% of the time - above the 77.6% UK average, and easing slightly year on year. The typical one is driven about 1,285 miles a year, and reliability is mostly about miles: 88.1% of low-mileage cars pass versus 74.3% past 120k.

Why a DOLOMITE fails its MOT

2025 MOT data

Of 38 first-time fails, here's what gets flagged most. Most cars fail on more than one item, so shares add up past 100%.

Where a DOLOMITE fails

Share of failed tests, by area

Exhaust & emissions39.5%

Lamps & electrical36.8%

Brakes28.9%

Visibility23.7%

Steering23.7%

Suspension21.1%

Body & structure13.2%

Seat belts2.6%

Top specific defects

Exact items most often recorded as the reason a car failed

Emissions levels exceed default limits15

Windscreen washers not working or not providing sufficient fluid to clear the windscreen9

Steering rack gaiter or ball joint dust cover missing or no longer prevents the ingress of dirt etc6

A headlamp or light source missing, inoperative or more than ½ not functioning in the case of LED6

A lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning6

The aim of a headlamp is not within limits laid down in the requirements4

Significant brake effort recorded with no brake applied indicating a binding brake4

The strength or continuity of the load bearing structure within 30cm of any sub-frame, spring or suspension component mounting (a 'prescribed area') is significantly reduced or inadequately repaired4

Brakes imbalance across an axle such that the braking effort from any wheel is less than 70% of the maximum effort recorded from the other wheel on the same axle.3

A direction indicator lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning3

10.5% flagged dangerous·2.8 defects per fail·38 fails analysed

Triumph DOLOMITE - frequently asked

How many Triumph DOLOMITE are left in the UK?

There are 1,073 Triumph DOLOMITE cars still licensed on UK roads in 2025, down 1.6% on 2024.

How many new Triumph DOLOMITE were registered in 2025?

3 brand-new Triumph DOLOMITE cars were first registered in 2025.

What fuel does the typical Triumph DOLOMITE use?

Most are petrol - about 100% of all Triumph DOLOMITE on the road, with the majority in the 2.0-3.0L engine class. In total, 0% are electrified (hybrid, plug-in or battery).

How old is the typical Triumph DOLOMITE?

Most Triumph DOLOMITE cars on the road today date from the Before 2000 era.

How reliable is the Triumph DOLOMITE?

80.5% of Triumph DOLOMITE cars pass their MOT first time, compared with a UK average of 77.6% across all cars. The typical tested Triumph DOLOMITE has around 60,130 miles on the clock.

Buying a Triumph DOLOMITE?

Before you buy a specific Triumph DOLOMITE, run its registration through AnalyzeMyCar for MOT history, mileage checks, service history and valuation.

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