Kia Optima (diesel) • 91 cars with Valuation

Market overview: Diesel Kia Optima (June-2026): There are currently 91 used diesel Kia Optima cars for sale. Prices range from £3,695 to £15,799, with a median price of £7,500. AutoUncle has identified 10 cars as being offered below market price. The typical selling time for a diesel Kia Optima is approximately 18 days, and 24.2% of the listings have recently been reduced in price (Source: AutoUncle market data, June-2026).

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Carwow

Used Kia Optima 141 HP (103 kW) 2017 Black Estate

(2017) Kia Optima 141 HP

Fair price

B33 0LD West Midlands, West Midlands

113 g CO2/km comb. - 141 HP (103 kW) - 4.4 Mpg

Carwow

Used Kia Optima 141 HP (103 kW) 2017 Blue Estate

(2017) Kia Optima 141 HP

Fair price

Estimated price £7,154

DE73 7HL Barrow Upon Trent, Derbyshire

120 g CO2/km comb. - 141 HP (103 kW) - 4.6 Mpg

Carwow

Used Kia Optima 136 HP (100 kW) 2019 White Estate

(2019) Kia Optima 136 HP

Fair price

PE1 5XL Peterborough, Cambridgeshire

142 g CO2/km comb. - 136 HP (100 kW) - 5.4 Mpg

Carwow

Used Kia Optima GT-Line S 136 HP (100 kW) 2019 White Estate

(2019) Kia Optima GT-Line S 136 HP

Fair price

NR3 2AW Norfolk, Norfolk

142 g CO2/km comb. - 136 HP (100 kW) - 5.4 Mpg

Price checked by AutoUncle

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Good price

Fair price

A bit pricey

Expensive

1 / 4

Used (2018) Kia Optima GT-Line S 134 HP | Good price

1.6 CRDi ISG GT-Line S 5dr DCT

2018
94,521 miles
Trim level: GT-Line S
1.6L Diesel
Estate
Automatic
134 HP (98 kW)
52.3 mpg
Details

Good price

£8,695

Parkers.co.uk

CB9 7UU Suffolk, Suffolk

-28%

1 / 4

Used (2018) Kia Optima 139 HP | Good price

1.7 CRDi ISG 3 4dr DCT

2018
131,000 miles
1.7L Diesel
Sedan
Automatic
139 HP (102 kW)
64 mpg
Details

Good price

£3,750

£5,250

Motors.co.uk

HP5 1AZ Buckinghamshire, Buckinghamshire

1 / 3

Used (2019) Kia Optima 134 HP | Good price

1.6 CRDi 2 Sportswagon 5dr Diesel

2019
70,828 miles
1.6L Diesel
Estate
Manual
134 HP (98 kW)
Details

Good price

£8,418

£8,499

Exchange and Mart

Fife, Fife

1 / 4

Used (2019) Kia Optima GT-Line S | Good price

1.6 CRDi ISG GT-Line S 5dr DCT

2019
153,000 miles
Trim level: GT-Line S
1.6L Diesel
Estate
Automatic
Details

Good price

£5,795

Motors.co.uk

HP13 7TQ Buckinghamshire, Buckinghamshire

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Carwow

Used Kia Optima 141 HP (103 kW) 2017 Estate

(2017) Kia Optima 141 HP

Fair price

Estimated price £5,446

Romford, London

113 g CO2/km comb. - 141 HP (103 kW) - 4.4 Mpg

Carwow

Used Seat Arona SE Technology 116 HP (85 kW) 2019 Silver SUV

(2019) Seat Arona SE Technology 116 HP

Fair price

CB22 6SE Foxton, Cambridgeshire

114 g CO2/km comb. - 116 HP (85 kW) - 50.4 Mpg

Carwow

Used Hyundai i40 SE 141 HP (103 kW) 2017 Silver Estate

(2017) Hyundai i40 SE 141 HP

Fair price

ME15 6HD Kent, Kent

114 g CO2/km comb. - 141 HP (103 kW) - 4.3 Mpg

Carwow

Used Mazda 6 Inclusive 150 HP (110 kW) 2018 Estate

(2018) Mazda 6 Inclusive 150 HP

Super price

You save £3,505

116 g CO2/km comb. - 150 HP (110 kW) - 4.4 Mpg

1 / 4

Used (2017) Kia Optima 141 HP | Super price

1.7 CRDi ISG 3 5dr

2017
87,500 miles
1.7L Diesel
Estate
Manual
141 HP (103 kW)
CO2 emissions: 113 g CO2/km comb.
4.4 mpg
Details

Super price

£5,750

Parkers.co.uk

LS22 4EJ North Deighton, North Yorkshire

1 / 4

Used (2019) Kia Optima 134 HP | Good price

1.6 CRDi 2 Sportswagon 5dr Diesel

2019
31,316 miles
1.6L Diesel
Estate
Manual
134 HP (98 kW)
Details

Good price

£11,010

£11,100

Exchange and Mart

Cambridgeshire, Cambridgeshire

-7%

1 / 4

Used (2017) Kia Optima 141 HP | Good price

1.7 CRDi ISG 3 5dr

2017
90,000 miles
1.7L Diesel
Estate
Manual
141 HP (103 kW)
CO2 emissions: 113 g CO2/km comb.
4.4 mpg
Details

Good price

£6,495

£6,995

Parkers.co.uk

BH22 8UB West Parley, Dorset

1 / 3

Used (2019) Kia Optima 136 HP | Good price

1.6 CRDi 2 Sportswagon Euro 6

2019
93,800 miles
1.6L Diesel
Estate
Manual
136 HP (100 kW)
52.3 mpg
Details

Good price

£6,995

Parkers.co.uk

TS17 7AQ Thornaby, North Yorkshire

-5%

1 / 4

Used (2018) Kia Optima 136 HP | Good price

1.6 CRDi ISG 2 5dr

2018
41,034 miles
1.6L Diesel
Estate
Manual
136 HP (100 kW)
52.3 mpg
Details

Good price

£9,995

£10,596

Exchange and Mart

S41 9AJ Whittington Moor, Derbyshire

1 / 4

Used (2018) Kia Optima GT-Line S 134 HP | Good price

1.6 CRDi GT-Line S Sportswagon 5dr

2018
83,781 miles
Trim level: GT-Line S
1.6L Diesel
Estate
Automatic
134 HP (98 kW)
52.3 mpg
Details

Good price

£9,995

Dealer

LE12 6XB Costock, Nottinghamshire

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Carwow

Used Mazda 6 Inclusive 150 HP (110 kW) 2019 Black Sedan

(2019) Mazda 6 Inclusive 150 HP

Fair price

NR3 2AW Norfolk, Norfolk

135 g CO2/km comb. - 150 HP (110 kW) - 4.4 Mpg

Carwow

Used Hyundai i40 141 HP (103 kW) 2017 Silver Estate

(2017) Hyundai i40 141 HP

Fair price

Estimated price £7,995

SR5 2TG Tyne And Wear, Tyne And Wear

114 g CO2/km comb. - 141 HP (103 kW) - 66.0 Mpg

Carwow

Used Peugeot 508 GTi 181 HP (133 kW) 2017 Sedan

(2017) Peugeot 508 GTi 181 HP

Fair price

110 g CO2/km comb. - 181 HP (133 kW) - 4.2 Mpg

Carwow

Used Seat Arona SE Technology 116 HP (85 kW) 2019 SUV

(2019) Seat Arona SE Technology 116 HP

Fair price

CB22 6SE Foxton, Cambridgeshire

114 g CO2/km comb. - 116 HP (85 kW) - 5.0 Mpg

1 / 4

Used (2019) Kia Optima GT-Line S 136 HP | Fair price

2019 | 1.6 CRDi GT-Line S

2019
58,425 miles
Trim level: GT-Line S
1.6L Diesel
Estate
Automatic
136 HP (100 kW)
CO2 emissions: 142 g CO2/km comb.
5.4 mpg
Details

Fair price

£12,820

£12,900

NR3 2AW Norfolk, Norfolk

Availability verified

1 / 4

Used (2019) Kia Optima 136 HP | Fair price

1.6 CRDi ISG 2 5dr

2019
31,316 miles
1.6L Diesel
Estate
Manual
136 HP (100 kW)
CO2 emissions: 142 g CO2/km comb.
5.4 mpg
Details

Fair price

£11,310

£11,400

PE1 5XL Peterborough, Cambridgeshire

Availability verified

1 / 2

Used (2017) Kia Optima 141 HP | Fair price

- SportsWagon 1.7 CRDi ISG 3 5dr

2017
100,000 miles
1.7L Diesel
Estate
Automatic
141 HP (103 kW)
CO2 emissions: 120 g CO2/km comb.
4.6 mpg
Details

Fair price

£7,495

DE73 7HL Barrow Upon Trent, Derbyshire

Availability verified

1 / 4

Used (2017) Kia Optima 141 HP | Fair price

- SportsWagon 1.7 CRDi ISG 2

2017
111,500 miles
1.7L Diesel
Estate
Manual
141 HP (103 kW)
CO2 emissions: 113 g CO2/km comb.
4.4 mpg
Details

Fair price

£5,895

Romford, London

Availability verified

1 / 4

Used (2017) Kia Optima 141 HP | Fair price

- SportsWagon 1.7 CRDi ISG 3

2017
76,968 miles
1.7L Diesel
Estate
Manual
141 HP (103 kW)
CO2 emissions: 113 g CO2/km comb.
4.4 mpg
Details

Fair price

£7,500

B33 0LD West Midlands, West Midlands

Availability verified

Used (2019) Kia Optima GT-Line S 136 HP | Fair price

- SportsWagon 1.6 CRDi ISG GT-Line

2019
77,134 miles
Trim level: GT-Line S
1.6L Diesel
Estate
Automatic
136 HP (100 kW)
CO2 emissions: 142 g CO2/km comb.
5.4 mpg
Details

Fair price

£10,990

RG75JF

Availability verified

-1%

1 / 1

Used (2018) Kia Optima 136 HP | Fair price

1.6 CRDi 2 Sportswagon 5dr Diesel

2018
106,000 miles
1.6L Diesel
Estate
Manual
136 HP (100 kW)
52.3 mpg
Details

Fair price

£6,895

£6,995

Parkers.co.uk

PR6 7JE Clayton-Le-Woods, Lancashire

New

1 / 4

Used (2017) Kia Optima 139 HP | Fair price

1.7 CRDi 2 Diesel Estate Black 5dr

2017
97,999 miles
1.7L Diesel
Estate
Manual
139 HP (102 kW)
64 mpg
Details

Fair price

£6,389

£6,197

Motors.co.uk

LS12 3LW Armley, West Yorkshire

-1%

1 / 4

Used (2019) Kia Optima GT-Line S 134 HP | Fair price

1.6 CRDi GT-Line S Sportswagon 5dr

2019
58,425 miles
Trim level: GT-Line S
1.6L Diesel
Estate
Automatic
134 HP (98 kW)
Details

Fair price

£12,430

£12,600

Exchange and Mart

Norfolk, Norfolk

-5%

1 / 3

Used (2018) Kia Optima 139 HP | Fair price

Optima 1.7 2 CRDi ISG 5dr

2018
71,194 miles
1.7L Diesel
Estate
Manual
139 HP (102 kW)
CO2 emissions: 113 g CO2/km comb.
64 mpg
Details

Fair price

£7,495

£7,895

Motors.co.uk

LE12 Costock, Nottinghamshire

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Carwow

Used Hyundai i40 SE 116 HP (85 kW) 2016 White Estate

(2016) Hyundai i40 SE 116 HP

Fair price

Estimated price £8,209

WF2 9FQ West Yorkshire, West Yorkshire

110 g CO2/km comb. - 116 HP (85 kW) - 4.2 Mpg

Carwow

Used Mazda 6 Inclusive 175 HP (128 kW) 2018 Sedan

(2018) Mazda 6 Inclusive 175 HP

Fair price

127 g CO2/km comb. - 175 HP (128 kW) - 4.8 Mpg

Carwow

Used Mazda 6 Inclusive 150 HP (110 kW) 2018 Estate

(2018) Mazda 6 Inclusive 150 HP

Super price

You save £2,505

116 g CO2/km comb. - 150 HP (110 kW) - 4.4 Mpg

Carwow

Used Seat Arona SE Technology 116 HP (85 kW) 2018 Silver SUV

(2018) Seat Arona SE Technology 116 HP

Fair price

WC1E 7DP Greater London, London

114 g CO2/km comb. - 116 HP (85 kW) - 4.1 Mpg

1 / 2

Used (2018) Kia Optima 139 HP | Fair price

1.7 CRDi ISG 3 5dr

Jan 2018
99,771 miles
1.7L Diesel
Estate
Manual
139 HP (102 kW)
CO2 emissions: 113 g CO2/km comb.
64 mpg
Details

Fair price

£6,995

Exchange and Mart

WC1E 7DP Greater London, London

-2%

1 / 4

Used (2019) Kia Optima 136 HP | Fair price

2019 | 1.6 CRDi 2 Sportswagon Euro

2019
33,000 miles
1.6L Diesel
Estate
Manual
136 HP (100 kW)
Details

Fair price

£11,070

£11,300

Dealer

This veh Peterborough, Cambridgeshire

New

1 / 1

Used (2016) Kia Optima GT-Line S 139 HP | Fair price

1.7 CRDi ISG GT-Line S 5dr DCT

2016
118,000 miles
Trim level: GT-Line S
1.7L Diesel
Estate
Automatic
139 HP (102 kW)
61 mpg
Details

Fair price

£7,475

Motors.co.uk

B11 1BG West Midlands, West Midlands

New

1 / 4

Used (2019) Kia Optima 134 HP | Fair price

1.6 CRDi 3 Sportswagon 5dr Diesel

2019
89,079 miles
1.6L Diesel
Estate
Manual
134 HP (98 kW)
51.4 mpg
Details

Fair price

£8,495

Parkers.co.uk

KA12 8HN North Ayrshire Council, Ayrshire And Arran

New

1 / 4

Used (2019) Kia Optima 134 HP | Fair price

1.6 CRDi 3 Saloon 4dr Diesel

2019
80,000 miles
1.6L Diesel
Sedan
Manual
134 HP (98 kW)
53.3 mpg
Details

Fair price

£8,000

Parkers.co.uk

SL5 7BT Sunninghill, Berkshire

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Carwow

Used Peugeot 508 S 180 HP (132 kW) 2019 Blue Hatchback

(2019) Peugeot 508 S 180 HP

Fair price

Estimated price £11,160

LN7 6PX Caistor, Lincolnshire

165 g CO2/km comb. - 180 HP (132 kW) - 5.5 Mpg

Carwow

Used Peugeot 508 Allure 131 HP (96 kW) 2021 Hatchback

(2021) Peugeot 508 Allure 131 HP

Super price

You save £2,618

124 g CO2/km comb. - 131 HP (96 kW) - 4.5 Mpg

Carwow

Used Peugeot 508 Active Premium 131 HP (96 kW) 2022 Black Hatchback

(2022) Peugeot 508 Active Premium 131 HP

Fair price

S80 2QD Nottinghamshire, Nottinghamshire

121 g CO2/km comb. - 131 HP (96 kW) - 4.5 Mpg

Carwow

Used Peugeot 508 GT-line 131 HP (96 kW) 2020 White Hatchback

(2020) Peugeot 508 GT-line 131 HP

Fair price

NP19 4YR Newport, Gwent

122 g CO2/km comb. - 131 HP (96 kW) - 4.5 Mpg

Showing 1 - 25 of 93 results

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