Which Used Cars Lost the Most Trade Value in June? A Guide for UK Dealers
by Andrew Marsh on Jul 10, 2026 12:11:38 PM
Trade prices across the UK used car market held relatively steady through June, yet specific models experienced double-digit percentage drops. Stocking the wrong units directly threatens forecourt margins. Dealerships require precise valuation data to protect profit margins and maintain healthy stock turn.
Auto Trader market data for June shows that electric saloons and older diesel crossovers saw the steepest annual price reductions.
"Forecourt margins contract rapidly when high-value electric vehicles drop by fifteen percent in a single year," notes Chris Kelly, Head of Dealer Partnerships at Marsh Finance. "Dealers need flexible stocking finance and clear retail pricing data to clear ageing units before trade values drop further."
For more details on managing forecourt cash flow, read the Marsh Finance inventory funding guide.
Used Car Depreciation Trends in June
The overall retail market showed modest growth in June, but individual model performance split sharply. Premium electric cars and discontinued family crossovers took the largest financial hits.
High original listing prices combined with rapid battery technology iterations accelerated value drops on premium electric models. At the same time, buyer preference shifted toward smaller petrol hatchbacks and compact hybrid SUVs.
The 10 Highest Depreciating Used Cars in June
Auto Trader retail price index data highlights the ten models with the largest year-on-year average price drops in June:
BMW i5
Average asking price: £44,277
Annual price drop: -16.1%
Monthly price movement: 0.0%
Ford Edge
Average asking price: £12,464
Annual price drop: -15.4%
Monthly price movement: -2.6%
Peugeot E-3008
Average asking price: £24,446
Annual price drop: -13.9%
Monthly price movement: +1.3%
Peugeot 408
Average asking price: £18,522
Annual price drop: -13.5%
Monthly price movement: -1.4%
Nissan Ariya
Average asking price: £23,798
Annual price drop: -13.2%
Monthly price movement: -0.3%
Vauxhall Grandland
Average asking price: £17,658
Annual price drop: -13.1%
Monthly price movement: -0.5%
Citroën Grand C4 SpaceTourer
Average asking price: £11,423
Annual price drop: -12.4%
Monthly price movement: -1.4%
Vauxhall Mokka X
Average asking price: £7,694
Annual price drop: -11.8%
Monthly price movement: -2.0%
Mercedes-Benz EQE
Average asking price: £43,381
Annual price drop: -11.5%
Monthly price movement: -0.4%
Vauxhall Grandland X
Average asking price: £9,286
Annual price drop: -10.9%
Monthly price movement: -1.8%
Stocking Strategy for Independent Dealerships
Rapid depreciation requires direct action from dealership buyers. Buying stock based on historic sales performance without checking current Cap HPI or Auto Trader trade data leads to overvalued forecourt inventory.
Dealerships protect profit margins by following key stocking principles:
- Price vehicles to current retail benchmarks immediately upon forecourt arrival.
- Cap standing days for high-depreciation models at 45 days.
- Offer competitive HP and PCP finance packages to lower monthly buyer payments.
To learn more about structuring attractive customer finance, read the Marsh Finance guide to PCP versus HP for dealerships.
Partnering with Marsh Finance for Forecourt Growth
Holding stock during valuation shifts ties up valuable working capital. Marsh Finance provides tailored motor finance solutions that help UK used car dealers move inventory quickly and secure higher approval rates.
Partner with Marsh Finance to access fast underwriting, flexible customer finance products, and dedicated account support. Visit the Marsh Finance dealer page to become an approved partner today.
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