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Mercedes SL320 (convertible) • 33 cars with Valuation

Average sales data

Avg. price

£7,722

Cars found

Depreciation

Avg. sale time

84 days

Price checked by AutoUncle

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Carwow

Cabriolet

(2013) BMW 118 Cabriolet Sport Line 143 HP

£5,995

Fair price

Estimated price £5,586

W2 2UH Greater London, London

127 g CO2/km comb. - 143 HP (105 kW) - 4.8 Mpg

Carwow

Cabriolet

(2019) Fiat 500C Lounge 86 HP

£5,795

Fair price

You save £505

SK177LF

125 g CO2/km comb. - 86 HP (63 kW) - 5.5 Mpg

Carwow

Cabriolet

(2019) Fiat 500C S 86 HP

£5,499

Good price

You save £1,101

SA18QB Skewen, West Glamorgan

111 g CO2/km comb. - 86 HP (63 kW) - 5.5 Mpg

Carwow

Cabriolet

(2013) Mercedes SLK250 AMG 204 HP

£6,785

Fair price

You save £115

PE285SB

132 g CO2/km comb. - 204 HP (150 kW) - 5.0 Mpg

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

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1 / 4

Used (2000) Mercedes SL320 Edition 221 HP | Rare vehicle

SL 3.2 2d 221 BHP-Fantastic low

2000
45,000 miles
Trim level: Edition
3.2L Petrol
Cabriolet
Automatic
221 HP (162 kW)
Details

£24,995

£22,950

Rare vehicle

Motors.co.uk

WA2 8JP Warrington, Cheshire

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-12%

1 / 4

Used (1999) Mercedes SL320 | Rare vehicle

S Class V6 2dr Auto

1999
80,550 miles
3.2L Petrol
Cabriolet
Automatic
24 mpg
Details

£13,950

£15,950

Rare vehicle

Parkers.co.uk

RM15 4YD Purfleet-On-Thames, Essex

View the car

-5%

1 / 4

Used (2001) Mercedes SL320 224 HP | Rare vehicle

SL 3.2 Convertible 2dr Petrol

2001
49,000 miles
3.2L Petrol
Cabriolet
Automatic
224 HP (164 kW)
Details

£17,995

£18,995

Rare vehicle

Motors.co.uk

WA2 8JP Warrington, Cheshire

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1 / 4

Used (1998) Mercedes SL320 Edition | Rare vehicle

S Class Limited Edition 2dr

1998
61,000 miles
Trim level: Edition
3.2L Petrol
Cabriolet
Automatic
Details

£12,750

Rare vehicle

Parkers.co.uk

SO41 8LH Pennington, Hampshire

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Cabriolet

(2015) VW Golf Cabriolet SE 140 HP

£6,995

Fair price

You save £505

PO2 9JY North End, Hampshire

134 g CO2/km comb. - 140 HP (102 kW) - 5.1 Mpg

Carwow

Cabriolet

(2013) Mercedes E220 AMG 170 HP

£7,000

Fair price

Estimated price £6,535

CM94LL

134 g CO2/km comb. - 170 HP (125 kW) - 5.2 Mpg

Carwow

Cabriolet

(2015) VW Golf Cabriolet SE 122 HP

£6,249

Fair price

You save £751

SA18QB Skewen, West Glamorgan

149 g CO2/km comb. - 122 HP (89 kW) - 6.4 Mpg

Carwow

Cabriolet

(2015) BMW Z4 M Sport 245 HP

£8,295

Good price

You save £1,205

DE737HL

159 g CO2/km comb. - 245 HP (180 kW) - 6.8 Mpg

1 / 4

Used (2000) Mercedes SL320 | Rare vehicle

S Class V6 2dr Auto

2000
110,000 miles
3.2L Petrol
Cabriolet
Automatic
24 mpg
Details

£9,995

Rare vehicle

Parkers.co.uk

EN8 7ET Hertfordshire, Hertfordshire

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1 / 4

Used (1998) Mercedes SL320 | Rare vehicle

S ClassV6 2dr Auto

1998
88,000 miles
3.2L Petrol
Cabriolet
Automatic
24 mpg
Details

£8,995

£7,995

Rare vehicle

Parkers.co.uk

BR1 4JU Greater London, London

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-8%

1 / 1

Used (1996) Mercedes SL320 | Old Timer

S Class 2dr Auto [5] Stunning

1996
100,000 miles
3.2L Petrol
Cabriolet
Automatic
25 mpg
Details

£5,495

£5,995

Old Timer

Parkers.co.uk

CH6 5FZ Flintshire, Cheshire

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-3%

1 / 4

Used (1996) Mercedes SL320 Edition | Old Timer

S-Class2dr Auto [5]

1996
88,494 miles
Trim level: Edition
3.2L Petrol
Cabriolet
Automatic
25 mpg
Details

£12,500

£12,950

Old Timer

Parkers.co.uk

WS14 9QX Staffordshire, Staffordshire

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1 / 4

Used (1999) Mercedes SL320 221 HP | Rare vehicle

S-ClassV6 2dr Auto

1999
115,513 miles
3.2L Petrol
Cabriolet
Automatic
221 HP (162 kW)
24 mpg
Details

£9,999

Rare vehicle

Motors.co.uk

CT14 7JH Walmer, Kent

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1 / 4

Used (1996) Mercedes SL320 | Old Timer

SL Class3.2

1996
61,500 miles
3.2L Petrol
Cabriolet
Automatic
Details

£6,795

Old Timer

Dealer

CF11 Pontcanna, South Glamorgan

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Cabriolet

(2013) Mercedes E350 AMG 252 HP

£7,845

Fair price

Estimated price £7,379

S81 7AE Nottinghamshire, Nottinghamshire

154 g CO2/km comb. - 252 HP (185 kW) - 48.0 Mpg

Carwow

Cabriolet

(2013) Mazda MX5 126 HP

£9,250

Fair price

Estimated price £9,159

CM9 8EL Tolleshunt D'Arcy, Essex

167 g CO2/km comb. - 126 HP (92 kW) - 7.1 Mpg

Carwow

Cabriolet

(2013) BMW 320 Cabriolet M Sport 170 HP

£8,495

Fair price

Estimated price £7,767

EH14 2SN Edinburgh, Edinburgh

169 g CO2/km comb. - 170 HP (125 kW) - 7.3 Mpg

Carwow

Cabriolet

(2020) Smart ForTwo Electric Drive Prime Exclusive 82 HP

£8,490

Fair price

You save £810

RG75JF, Berkshire

0 g CO2/km comb. - 60 kW (82 HP) - 16.5 Kwh/100 km

1 / 4

Used (1998) Mercedes SL320 | Rare vehicle

SL Class3.2

1998
176,000 miles
3.2L Petrol
Cabriolet
Automatic
Details

£4,995

Rare vehicle

Dealer

CF11 Pontcanna, South Glamorgan

View the car

1 / 4

Used (2001) Mercedes SL320 | Rare vehicle

SL Class3.2

2001
122,000 miles
3.2L Petrol
Cabriolet
Automatic
Details

£5,950

Rare vehicle

Dealer

CF11 Pontcanna, South Glamorgan

View the car

1 / 4

Used (1998) Mercedes SL320 | Rare vehicle

SL Class3.2

1998
91,000 miles
3.2L Petrol
Cabriolet
Automatic
Details

£5,495

Rare vehicle

Dealer

CF11 Pontcanna, South Glamorgan

View the car

1 / 4

Used (1993) Mercedes SL320 | Old Timer

SL Class3.2

1993
139,182 miles
3.2L Petrol
Cabriolet
Automatic
Details

£4,290

Old Timer

Dealer

CF11 Pontcanna, South Glamorgan

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1 / 4

Used (1994) Mercedes SL320 | Old Timer

SL Class3.2

1994
103,466 miles
3.2L Petrol
Cabriolet
Automatic
Details

£3,695

Old Timer

Dealer

CF11 Pontcanna, South Glamorgan

View the car

1 / 4

Used (1998) Mercedes SL320 | Rare vehicle

SL Class3.2

1998
80,501 miles
3.2L Petrol
Cabriolet
Automatic
Details

£5,995

Rare vehicle

Dealer

CF11 Pontcanna, South Glamorgan

View the car

1 / 4

Used (1994) Mercedes SL320 | Old Timer

SL Class3.2

1994
106,668 miles
3.2L Petrol
Cabriolet
Automatic
Details

£4,999

Old Timer

Dealer

CF11 Pontcanna, South Glamorgan

View the car

1 / 4

Used (2000) Mercedes SL320 | Rare vehicle

SL Class3.2

2000
140,000 miles
3.2L Petrol
Cabriolet
Automatic
Details

£4,995

Rare vehicle

Dealer

CF11 Pontcanna, South Glamorgan

View the car

1 / 4

Used (1999) Mercedes SL320 | Rare vehicle

SL Class3.2

1999
124,000 miles
3.2L Petrol
Cabriolet
Automatic
Details

£4,000

Rare vehicle

Dealer

CF11 Pontcanna, South Glamorgan

View the car

1 / 4

Used (1998) Mercedes SL320 | Rare vehicle

SL Class3.2

1998
91,000 miles
3.2L Petrol
Cabriolet
Automatic
Details

£6,995

Rare vehicle

Dealer

CF11 Pontcanna, South Glamorgan

View the car

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Cabriolet

(2015) Fiat 500C Lounge 69 HP

£4,490

Fair price

You save £510

WF28DH

111 g CO2/km comb. - 69 HP (50 kW) - 4.7 Mpg

Carwow

Cabriolet

(2019) Smart ForTwo Cabrio Prime 71 HP

£7,978

Fair price

You save £22

TN389QQ

139 g CO2/km comb. - 71 HP (52 kW) - 6.0 Mpg

Carwow

Cabriolet

(2017) VW Beetle Cabriolet Design 110 HP

£9,850

Fair price

You save £250

Leicester, Leicestershire

116 g CO2/km comb. - 110 HP (80 kW) - 4.4 Mpg

Carwow

Cabriolet

(2018) Fiat 500C Pop Star 69 HP

£7,795

Fair price

You save £505

NG31 7UH Lincolnshire, Lincolnshire

125 g CO2/km comb. - 69 HP (50 kW) - 5.4 Mpg

1 / 4

Used (1989) Mercedes SL320 | Old Timer

SL Class3.2

1989
129,358 miles
3.2L Petrol
Cabriolet
Automatic
Details

£5,000

Old Timer

Dealer

CF11 Pontcanna, South Glamorgan

View the car

1 / 4

Used (1994) Mercedes SL320 | Old Timer

SL Class3.2

1994
52,563 miles
3.2L Petrol
Cabriolet
Automatic
Details

£6,000

Old Timer

Dealer

CF11 Pontcanna, South Glamorgan

View the car

1 / 3

Used (1995) Mercedes SL320 | Old Timer

SL Class3.2

1995
66,000 miles
3.2L Petrol
Cabriolet
Automatic
Details

£6,999

Old Timer

Dealer

CF11 Pontcanna, South Glamorgan

View the car

1 / 3

Used (1995) Mercedes SL320 | Old Timer

SL Class3.2

1995
76,000 miles
3.2L Petrol
Cabriolet
Automatic
Details

£5,995

Old Timer

Dealer

CF11 Pontcanna, South Glamorgan

View the car

1 / 4

Used (1997) Mercedes SL320 | Rare vehicle

SL Class 3.22dr

1997
91,000 miles
3.2L Petrol
Cabriolet
Automatic
Details

£4,500

Rare vehicle

Dealer

CF11 Pontcanna, South Glamorgan

View the car

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Cabriolet

(2017) Mini Cooper Cabriolet 136 HP

£8,995

Fair price

You save £705

DH3 3HE County Durham, Durham

114 g CO2/km comb. - 136 HP (100 kW) - 5.0 Mpg

Carwow

Cabriolet

(2015) Mercedes E220 AMG line 177 HP

£9,490

Fair price

You save £310

UB96LX

131 g CO2/km comb. - 177 HP (130 kW) - 5.0 Mpg

Carwow

Cabriolet

(2013) Mercedes E220 AMG 170 HP

£8,999

Fair price

Estimated price £8,208

LU7 9LS Hockliffe, Bedfordshire

128 g CO2/km comb. - 170 HP (125 kW) - 4.9 Mpg

Carwow

Cabriolet

(2014) Audi A3 Cabriolet S-Line 150 HP

£7,450

Fair price

Estimated price £7,000

MK40 4LN Bedford, Bedfordshire

115 g CO2/km comb. - 150 HP (110 kW) - 4.2 Mpg

Showing 1 - 25 of 31 results

Comparison of Mercedes SL320 variants and prices

Below you can compare prices and depreciation for the 1 most popular Mercedes SL320 variants. The table is updated daily with data from the market in United Kingdom.

Comparison of Mercedes SL320 variants and prices
Variant	Price range*	Avg. Price	Median Mileage	Depreciation (12 mth.)	Cars for sale
💰 The budget choice Mercedes SL320 Edition	£12,550 - £22,786	£17,437	61,000 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: 20 July 2026

Which variant should you choose?

💰 The budget choice

The Edition is the cheapest entry point with an average price of £17,437.

Accuracy will improve as more cars from this variant become available

🏆 The most popular

There are the most Edition for sale right now (5), which gives you the most options to choose from.

Accuracy will improve as more cars from this variant become available

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

See Mercedes SL320

Mercedes SL320 (32)

Mercedes SL320 (convertible) • 33 cars with Valuation

Used (2000) Mercedes SL320 Edition 221 HP | Rare vehicle

Used (1999) Mercedes SL320 | Rare vehicle

Used (2001) Mercedes SL320 224 HP | Rare vehicle

Used (1998) Mercedes SL320 Edition | Rare vehicle

Used (2000) Mercedes SL320 | Rare vehicle

Used (1998) Mercedes SL320 | Rare vehicle

Used (1996) Mercedes SL320 | Old Timer

Used (1996) Mercedes SL320 Edition | Old Timer

Used (1999) Mercedes SL320 221 HP | Rare vehicle

Used (1996) Mercedes SL320 | Old Timer

Used (1998) Mercedes SL320 | Rare vehicle

Used (2001) Mercedes SL320 | Rare vehicle

Used (1998) Mercedes SL320 | Rare vehicle

Used (1993) Mercedes SL320 | Old Timer

Used (1994) Mercedes SL320 | Old Timer

Used (1998) Mercedes SL320 | Rare vehicle

Used (1994) Mercedes SL320 | Old Timer

Used (2000) Mercedes SL320 | Rare vehicle

Used (1999) Mercedes SL320 | Rare vehicle

Used (1998) Mercedes SL320 | Rare vehicle

Used (1989) Mercedes SL320 | Old Timer

Used (1994) Mercedes SL320 | Old Timer

Used (1995) Mercedes SL320 | Old Timer

Used (1995) Mercedes SL320 | Old Timer

Used (1997) Mercedes SL320 | Rare vehicle

Comparison of Mercedes SL320 variants and prices

Below you can compare prices and depreciation for the 1 most popular Mercedes SL320 variants. The table is updated daily with data from the market in United Kingdom.

Variant

Price range*

Avg. Price

Median Mileage

Depreciation(12 mth.)

Cars for sale

Which variant should you choose?

💰 The budget choice

🏆 The most popular

See Mercedes SL320

Depreciation
(12 mth.)