How much is a 2021 BMW 4 SeriesDiesel worth in Ireland?

The median asking price for a 2021 BMW 4 SeriesDiesel on the Irish used-car market is around €40,950, based on 16 live listings tracked by Carintel.ie.

How much does a 2021 BMW 4 Series depreciate per year?

A BMW 4 Series loses roughly 13.3% 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 4 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 4 SeriesDiesel?

This page estimates annual running costs for a 2021 BMW 4 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:Diesel · 19 Petrol · 10 Overview

Engine:All engines 2.0L · 16 3.0L · 3

Filter by trim, gearbox, source

Trim:M Sport · 5 M Sport Pro · 2 Unknown · 1

Gearbox:Manual · 4 Automatic · 3

Source:ROI All NI

Market Intelligence

BMW 4 Series2021

Diesel · 2.0L

€40,473ROI listing median

NI import est.€44,293

ROI cheaper by ~€3,820

25 days avg on market · Low data confidence · VRT based on A11 (121–125 g/km) (21%), Revenue uses OMSP

Normal DemandMedium Confidence

Listing price range

€40k – €45k

25th to 75th percentile

Listings

ROI active now

Updated 11h ago · ROI · Low confidence

Median listing price

€40,473

private sale ~€38,142 Pricing assumptionsAssumptions· Good condition, full service history· No outstanding finance or damage· Based on ads seen in the past 30 days

Est. trade-in

€27,965 – €33,958

15–30% below private sale

Avg mileage

85k km

typical 82k km

Days listed

25d

avg on market · demand 55/100

AI Market Summary

**Strong market demand and appreciation**: diesel 4 Series holding value well with 25% year-on-year gains; typical sell timeframe under 4 weeks suggests reliable buyer interest.
**City driving is this engine's weak spot**: DPF and AdBlue heater failures common on short urban journeys; expect limp mode, warning lights, and bills of €600–€2,000 if soot buildup occurs.
**Reliability concerns outweigh depreciation gains**: low 3/10 score reflects costly emissions-control issues; two recalls on record warrant checking service history for any outstanding work.
**Before purchase, obtain full service record**: confirm DPF cleaning intervals logged, AdBlue heater replaced under warranty if applicable, and latest software updates applied to reduce sensor faults.
**Mileage checks out**: median 82k km aligns with 5-year Irish usage; verify NCT status (due every 2 years from age 4) and motor tax band for diesel CO2 rating.

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

Analysis & Insights

Price Analysis Costs Import Recalls & Info

Total cost of ownership

2021 BMW 4 Series · Diesel · per year

Estimated annual cost

€8,474/yr

Per month

€706/mo

Depreciation

€5,446

64% of total

Fuel / electricity

€1,778

21% of total

Maintenance

€1,050

12% of total

Road tax

€200

2% of total

Assumptions: Depreciation based on €40,950 current market median at 13.3%/yr (regression from 16 listings across multiple years). Fuel cost assumes 16,000 km/yr (CSO Ireland average), Irish fuel prices. Road tax uses Irish CO2-based motor tax bands (WLTP regime). Maintenance is an AI estimate based on typical independent garage rates for this model.

Annual running cost

16,000 km/yr · Ireland rates

BMW 4 Series 2021, all powertrain variants

Market-level estimate

All available fuel types sorted cheapest to run · WLTP figures where available · current market highlighted

DieselDieselthis marketcheapest to run

−34%€1,978/yr

5.1 L/100 km, diesel

Fuel €1,778/yrRoad tax €200/yr

median €41,467

PetrolPetrol

€3,000/yr

7.5 L/100 km, petrol

Fuel €2,400/yrRoad tax €600/yr

median €39,950

Assumptions: 16,000 km/yr (CSO Ireland average). Fuel: petrol €2.00/L, diesel €2.20/L. EV: smart-night €0.17/kWh (80%), day €0.30/kWh (20%). PHEV split: 45% electric, 55% petrol. WLTP consumption figures used where available; real-world usage is typically 10-20% higher. Road tax uses Irish CO2-based motor tax bands (WLTP regime, 2021+ registrations).

Annual maintenance

AI estimate · Irish independent garage rates

Maintenance costs

€1,050

estimated per year

This diesel BMW demands diligent DPF maintenance via longer journeys; urban-only ownership increases risk of expensive regeneration or replacement (€1,500+). Timing chain is present but typically robust; however, AdBlue and emissions components are a significant cost-of-ownership factor for 2021 models.

Annual serviceOil and filter change (5–6L of premium diesel-spec oil), spark plug check, fluid level inspection; interval 15,000 km or 12 months

€350/yr

Tyres (amortised)Premium rubber recommended; approx €180–€250 per tyre, 3-year replacement cycle

€200/yr

Brakes (amortised)Front and rear pads/discs every 4–5 years; regenerative effect from torque vectoring reduces wear slightly

€180/yr

NCT (amortised)€55 biennial test cost divided over 2 years; diesel emissions compliance increasingly stringent

€28/yr

Consumables & AdBlueAdBlue top-ups (€1.50/L, ~15–20L annually), cabin air filter (€40), engine air filter (€60), transmission fluid inspection (€80–€100 every 2 years amortised)

€292/yr

AI-generated estimate · costs vary by usage and service history · not a financial forecast