How much does a used Mercedes SLK250 cost? Prices, ratings and depreciation by model year
Model year	Price range*	Avg. Price	Median Mileage	Depreciation (12 mth.)	Cars for sale
2016 Mercedes SLK250	£8,571 - £13,932	£10,735	71,900 miles	-	< 10
2015 Mercedes SLK250	£7,270 - £13,790	£9,909	69,700 miles	-£240	23
2014 Mercedes SLK250	£6,800 - £13,966	£9,465	70,900 miles	-£600	28
2013 Mercedes SLK250	£6,297 - £9,975	£7,869	80,900 miles	-£360	30
2012 Mercedes SLK250	£5,366 - £10,891	£7,743	66,600 miles	-£220	25
2011 Mercedes SLK250	£6,796 - £7,895	£7,337	76,000 miles	-	< 10

*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

Last updated: 13 July 2026

Comparison of Mercedes SLK250 variants and prices
Variant	Price range*	Avg. Price	Median Mileage	Depreciation (12 mth.)	Cars for sale
Mercedes SLK250 Sport Edition	£7,690 - £10,406	£9,171	59,600 miles	-	< 10
💰 The budget choice Mercedes SLK250 AMG	£6,190 - £12,696	£8,847	74,900 miles	-£340	94

*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

Last updated: 13 July 2026

The AMG is the cheapest entry point with an average price of £8,847.

There are the most AMG for sale right now (94), which gives you the most options to choose from.

The AMG has held its price stable with minimal loss in value over the past year (-£340).

Price checked by AutoUncle

Super price

Good price

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See Mercedes SLK250

Mercedes SLK250 in Suffolk • 1 cars with AutoUncle Valuation