How much is a 2021 BMW 3 SeriesDiesel worth in Ireland?

The median asking price for a 2021 BMW 3 SeriesDiesel on the Irish used-car market is around €45,450, based on 4 live listings tracked by Carintel.ie.

How much does a 2021 BMW 3 Series depreciate per year?

A BMW 3 Series loses roughly 13.1% of its value per year on the Irish used-car market based on Carintel.ie's regression across active listings.

Is it cheaper to import a 2021 BMW 3 Series from Northern Ireland?

It depends on spec, mileage and CO2. Carintel.ie compares ROI median prices against Northern Ireland listings' landed cost, including VRT, NOx levy and registration fees, so you can see the saving at a glance on this page.

What are the running costs of a 2021 BMW 3 SeriesDiesel?

This page estimates annual running costs for a 2021 BMW 3 SeriesDiesel using WLTP consumption data, current Irish fuel and electricity prices, and Irish motor tax bands.

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Data and calculations are in active development and changing regularly. Please do not make buying decisions based solely on this site, always verify with other sources.

Analysing market data

Fetching listings · computing fair value · building charts

Switch powertrain:Plugin_hybrid · 141 Diesel · 63 Petrol · 10 Overview

Engine:All engines 2.0L · 42 3.0L · 4

Filter by trim, gearbox

Trim:M Sport Pro · 1 Unknown · 1

Gearbox:Manual · 1 Automatic · 1

Market Intelligence

BMW 3 Series2021

Diesel · 3.0L

€45,450ROI listing median

27 days avg on market · Low data confidence

High DemandLimited Data

Listing price range

€42k – €49k

25th to 75th percentile

Listings

ROI active now

Updated 8h ago · ROI · Low confidence

Median listing price

€45,450

private sale ~€42,832 Pricing assumptionsAssumptions· Good condition, full service history· No outstanding finance or damage· Based on ads seen in the past 30 days

Est. trade-in

€29,190 – €35,445

15–30% below private sale

Avg mileage

126k km

typical 122k km

Days listed

27d

avg on market · demand 92/100

AI Market Summary

Diesel 3 Series offers strong fuel economy and lower tax than petrol, but median mileage (129k km) is notably high for age — check service history rigorously before committing.
Market has surged 16.7% year-on-year; pricing is firm. NI imports save €6,294 before VRT applies on top — calculate full landed cost before comparing ROI dealers.
B47 diesel engine prone to injector carbon build-up and DPF blockages (especially urban-driven cars); rough running or limp-mode are red flags. Verify recent DPF regeneration cycles in service records.
Have an independent diagnostic scan run on the electronic parking brake module before purchase — corrosion failures are costly and common on this generation.
Request full stamped service history and confirm last DPF cleaning or replacement; a car with frequent short trips will have elevated blockage risk regardless of mileage.

AI-generated analysis · Carintel.ie · verify independently before purchasing

Analysis & Insights

Price Analysis Costs Import Recalls & Info

Vehicle specification

Manufacturer WLTP data

Power

188 bhp

Torque

400 Nm

295 lb·ft

0–62 mph

6.949999999999999s

149 mph top

Engine

3.0L

3000 cc

Boot space

480L

1510L folded

Seats

5 doors

Fuel economy & emissions

Combined

57.1 mpg

4.95 L/100km

Urban

52.3 mpg

Extra urban

70.6 mpg

CO₂

116 g/km

EURO 6

Fuel tank

59L

Dimensions

Length

4.71m

4709 mm

Width

1.83m

Height

1.44m

Wheelbase

2.85m

Kerb weight

1,540 kg

2,140 kg gross

Safety & ownership

Euro NCAP

★★★★★

Adult 97% · Child 87%

Insurance

Group 29E

Warranty

3 years

Reliability & Safety Recalls

BMW 3 Series 2021

Reliability

3/5

The 2021 BMW 3 Series diesel offers good performance and efficiency but is prone to costly electrical gremlins and diesel-specific issues common to modern BMWs. Ownership can be expensive once out of warranty due to complex electronics and specialist servicing. Strong depreciation and high repair costs mean it represents moderate value for money on the used market.

Known issues

DPF (diesel particulate filter) blockages and regeneration cycles causing limp-mode, especially on low-mileage urban driving
Injector carbon build-up and occasional fuel injector failures on the B47 diesel engine, resulting in rough running and increased emissions
Electronic parking brake (EPB) malfunction and corrosion-related failures, requiring expensive module replacement
Transmission shudder and hesitation on 8-speed automatic (ZF8HP), particularly in low-speed manoeuvres and during shifts
EGR valve and cooler issues leading to loss of power and limp-mode activation
Electrical faults in the iDrive system, including touchscreen freezing, software crashes, and CAN bus communication errors

Good for

Diesel fuel efficiency and low CO2 emissions (around 110-120 g/km WLTP, real-world mid-120s)
Smooth, quiet motorway cruising with good refinement and responsive steering
Premium interior quality, comfort, and infotainment technology (iDrive 7)
Strong resale value retention in the first 2–3 years despite high ownership costs

AI-generated summary · verify with DVSA & owner forums