2019 Mercedes SL400 • Compare 2 used cars with valuation

Market overview: April-2026 Price Analysis: A used Mercedes SL400 from 2019 currently costs between £29,995 and £41,549. On average, the mileage for this year stands at 32,500 miles. The depreciation and price trend over the last 12 months is £0.

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Carwow

2019

(2019) Mercedes C43 AMG Premium Plus 390 HP

£32,663

Fair price

Estimated price £31,291

WC1E 7DP Greater London, London

221 g CO2/km comb. - 390 HP (286 kW) - 9.7 Mpg

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2020

(2020) BMW M340 Performance 374 HP

£31,822

Good price

You save £2,278

YO304WR, North Yorkshire

185 g CO2/km comb. - 374 HP (275 kW) - 34.9 Mpg

Carwow

2021

(2021) BMW M340 M Sport 374 HP

£36,249

Fair price

Estimated price £35,923

WD19 4HY Hertfordshire, Hertfordshire

176 g CO2/km comb. - 374 HP (275 kW) - 7.7 Mpg

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2021

(2021) BMW M340 M Sport 374 HP

£29,900

Good price

You save £1,600

WD3 3RT Croxley Green, Hertfordshire

176 g CO2/km comb. - 374 HP (275 kW) - 7.7 Mpg

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Used (2019) Mercedes SL400 AMG line 367 HP | Good price

- AMG Line 2dr 9G-Tronic

2019
48,000 miles
Trim level: AMG line
3.0L Petrol
Cabriolet
Automatic
367 HP (269 kW)
CO2 emissions: 191 g CO2/km comb.
mpg: 9.1
Details

Good price

£29,995

MK17 0PP Little Horwood, Buckinghamshire

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Used (2019) Mercedes SL400 AMG line 367 HP | Fair price

SL 3.0 V6 AMG Line Convertible 2dr

2019
17,000 miles
Trim level: AMG line
3.0L Petrol
Cabriolet
Automatic
367 HP (269 kW)
Details

Fair price

£41,549

£41,995

Motors.co.uk

WA2 8JP Warrington, Cheshire

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Carwow

2019

(2019) Mercedes C43 AMG Premium 390 HP

£28,799

Fair price

Estimated price £28,570

IP25 6HW Watton, Norfolk

213 g CO2/km comb. - 390 HP (286 kW) - 9.6 Mpg

Carwow

2018

(2018) Mercedes C43 AMG Premium Plus 367 HP

£27,279

Fair price

Estimated price £27,216

HA4 0JA Greater London, London

183 g CO2/km comb. - 367 HP (269 kW) - 8.0 Mpg

Carwow

2019

(2019) Mercedes C43 AMG Premium 390 HP

£22,999

Fair price

You save £801

CM23 3LJ Hertfordshire, Hertfordshire

213 g CO2/km comb. - 390 HP (286 kW) - 9.6 Mpg

Carwow

2018

(2018) Mercedes C43 AMG Premium Plus 367 HP

£22,399

Good price

You save £1,401

CW73AL

183 g CO2/km comb. - 367 HP (269 kW) - 8.0 Mpg

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