Used (2022) BMW 420 M Sport 184 HP | Good price
4 Series i M Sport 2dr Step
- 2022
- 26,200 miles
- Trim level: M Sport
- 2.0L Petrol
- Coupe
- Automatic
- 184 HP (135 kW)
- CO2 emissions: 144 g CO2/km comb.
- 6.3 mpg
- Details
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Used BMW 420
Factors that affect the depreciation of a BMW 420:
- Mileage driven
- Maintenance
- Service history
Depreciation is an important part of calculating the total cost of owning a BMW 420. In addition to the monthly depreciation of £90, you should also factor in fuel costs, road tax, insurance and maintenance (including tyres and car washes) to get the full monthly cost.
Model year | Price range* | Avg. Price | Median Mileage | Depreciation | Cars for sale |
|---|---|---|---|---|---|
2026 BMW 420 | £25,678 - £54,615 | £44,250 | 2,000 miles | -£1,080 | 184 |
2025 BMW 420 | £34,000 - £52,298 | £40,569 | 5,300 miles | -£4,420 | 83 |
2024 BMW 420 | £29,398 - £41,234 | £35,467 | 16,600 miles | -£4,920 | 30 |
2023 BMW 420 | £25,977 - £35,550 | £30,071 | 27,200 miles | -£3,720 | 78 |
2022 BMW 420 | £22,359 - £31,173 | £26,435 | 34,100 miles | -£4,420 | 144 |
2021 BMW 420 | £14,495 - £30,000 | £23,584 | 43,000 miles | -£6,560 | 112 |
2020 BMW 420 | £10,680 - £24,505 | £16,920 | 51,300 miles | -£2,020 | 97 |
2019 BMW 420 | £11,720 - £19,616 | £15,748 | 60,100 miles | -£1,480 | 137 |
2018 BMW 420 | £10,663 - £18,024 | £14,483 | 64,000 miles | -£1,080 | 174 |
2017 BMW 420 | £7,965 - £15,513 | £12,216 | 79,700 miles | -£1,380 | 121 |
2016 BMW 420 | £7,155 - £14,790 | £10,813 | 88,400 miles | -£1,120 | 119 |
2015 BMW 420 | £6,300 - £13,993 | £9,814 | 94,900 miles | -£1,120 | 88 |
2014 BMW 420 | £5,961 - £12,671 | £8,827 | 98,800 miles | -£820 | 76 |
2013 BMW 420 | £6,645 - £10,195 | £8,195 | 94,000 miles | -£340 | 11 |
*The 'Price range' column shows the prices at the 5th and 95th percentiles of cars in the current market
The data is based on the cars currently listed on AutoUncle
Variant | Price range* | Avg. Price | Median Mileage | Depreciation | Cars for sale |
|---|---|---|---|---|---|
🏆 The most popular BMW 420 M Sport | £8,750 - £49,997 | £23,222 | 46,100 miles | -£1,680 | 1,329 |
BMW 420 Sport Line | £5,995 - £17,585 | £11,205 | 75,400 miles | -£1,500 | 63 |
BMW 420 Comfort Edition | £5,996 - £15,659 | £10,634 | 81,000 miles | -£1,260 | 13 |
📈 The best value BMW 420 Luxury Line | £6,283 - £12,500 | £9,263 | 86,800 miles | -£940 | 29 |
💰 The budget choice BMW 420 Performance | £5,645 - £12,888 | £8,897 | 98,000 miles | - | 14 |
*The 'Price range' column shows the prices at the 5th and 95th percentiles of cars in the current market
The data is based on the cars currently listed on AutoUncle
The Performance is the cheapest entry point with an average price of £8,897.
There are the most M Sport for sale right now (1329), which gives you the most options to choose from.
The Luxury Line has held its price stable with minimal loss in value over the past year (-£940).
Month | Average market price | Lowest market price | Highest market price | Calculation method |
|---|---|---|---|---|
| 2026 - January | £46,500 | £38,260 | £54,720 | Estimate |
| 2026 - February | £44,620↘ | £36,880 | £52,360 | Estimate |
| 2026 - March | £47,320↗ | £42,240 | £52,400 | Estimate |
| 2026 - April | £46,420↘ | £40,200 | £52,640 | Estimate |
| 2026 - May | £46,820↗ | £41,840 | £51,800 | Estimate |
| 2026 - June | £44,740↘ | £38,160 | £51,300 | Estimate |
| 2026 - July | £45,420↗ | £39,240 | £51,580 | Estimate |
| 2026 - September | £45,720↗ | - | - | Forecast |
| 2026 - October | £45,880↗ | - | - | Forecast |
| 2026 - November | £46,040↗ | - | - | Forecast |
| 2026 - December | £46,200↗ | - | - | Forecast |
| 2027 - January | £46,360↗ | - | - | Forecast |
All estimates and forecasts are based on actual market data
Average Monthly Depreciation
A summary of the past 12 and an estimation of the next 6 months.
Past 12 months
-£1,080
Next 6 months
£940
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The BMW 420 is celebrated for its outstanding driving comfort and highlights numerous design awards. AutoUncle offers an impressive selection of 1,491 cars in the UK collected from numerous dealership websites and online marketplaces.
Currently, the prices for a pre-owned BMW 420 start at £8,295 and go up to £43,450.
There are five main elements that affect what a pre-owned BMW 420 might cost: year of production, engine size and performance, fuel efficiency of the car, vehicle mileage as well as equipment level.
For instance, a car that is newer and has fewer miles on the clock will typically command a higher price. In the same vein, models at the higher end, replete with luxurious features or more robust engines, generally come with a more substantial price tag than, for example, an older model with more kilometres driven or with a lower equipment level.
When evaluating the costs of pre-owned BMW 420, it is important that you exclusively compare with the sale prices of cars with a similar engine and equipment. Otherwise, you may end up reaching a wrong conclusion on which car to purchase.
The predominant fuel variant for the BMW 420 is petrol.
BMW 420 fuel types:
In the process of choosing a fuel type, don’t overlook the importance of your driving habits. Do you only use your car to get to and from work? Is the distance less than roughly 35 miles each way?
For short journeys, electric cars, plug-in hybrids or petrol cars are obvious choices. For longer daily commutes, a modern electric car is often suitable - especially if you can charge at home or at work. Diesel cars may still be relevant in some cases with very long journeys and lack of charging options. Take into account that several countries restrict high-emission diesel engines from their city zones.
Coupe is a favourite among drivers of the BMW 420. The coupe as a body type prioritises style and sporty driving. Compared to a sedan or an SUV, the chassis tends to be tighter and stronger. This body type is mostly for people without children, who usually travel light. This style is often more expensive than equivalent sedan or hatchback sister models.
Despite being an extremely The BMW 420 has a number of competitors.
Top competitors to the BMW 420
With a current inventory of 949 available models on AutoUncle, the Audi TT stands out as the top alternative to the BMW 420. Average listing price for the Audi TT is £13,199.
The Mazda MX5 is another popular pick, with 556 cars currently for sale and an average price of £15,000. The Porsche Taycan is the third best alternative. There are currently 536 of this car for sale in the UK with an average sales price of £52,100.
If your choice is not strictly limited to the BMW 420 then, we can offer a selection of electric car alternatives in the car segment S-segment. Below are:
Still searching for the ideal electric vehicle? Examine our full lineup of electric cars here.