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Best Used Mercedes-Benz Cars Under £20,000 at LMC Cars

Updated 7 July 2026
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Discover Top Used Mercedes-Benz Cars Under £20,000 in Essex

Are you searching for a reliable and stylish vehicle that doesn't break the bank? Look no further than the London Motor Company in Upminster, Essex, where you can find the best used Mercedes-Benz cars under £20,000. With a vast selection of 36 Mercedes-Benz models in stock, LMC Cars is your go-to destination for premium vehicles at an affordable price.

Why Choose a Used Mercedes-Benz?

Mercedes-Benz is synonymous with luxury, performance, and innovation. Whether you're commuting through Essex, navigating the bustling streets of London, or exploring Kent, a Mercedes-Benz ensures a smooth and sophisticated driving experience. With the current trend towards environmentally friendly vehicles, it's noteworthy that many Mercedes-Benz models offer impressive fuel efficiency and lower emissions, aligning with the Ultra Low Emission Zone (ULEZ) standards.

Top Picks Under £20,000 at LMC Cars

  • Mercedes-Benz A-Class : Perfect for city driving, the A-Class combines compact design with advanced technology. It's a fantastic choice for first-time buyers or urban commuters.
  • Mercedes-Benz C-Class : Known for its elegance and power, the C-Class offers a luxurious interior and a dynamic driving experience, making it a popular choice among families and professionals alike.
  • Mercedes-Benz E-Class : The E-Class is ideal for those seeking a blend of comfort and performance. With spacious interiors and state-of-the-art features, it's perfect for long-distance travel across Essex and beyond.

Financing and Insurance Options

At LMC Cars, we understand the importance of flexible financing options. Our team is dedicated to helping you find the best finance deals, ensuring that your dream Mercedes-Benz fits within your budget. Additionally, securing comprehensive insurance coverage has never been easier with our network of trusted providers.

Visit LMC Cars in Upminster Today!

Ready to drive away in your dream Mercedes-Benz? Visit the London Motor Company in Upminster, Essex, and explore our extensive selection of premium used cars. Our friendly and knowledgeable staff is here to assist you every step of the way.

Don't miss out on the opportunity to own a luxury vehicle at an unbeatable price. Contact us today or visit our website to view our current stock and schedule a test drive.

Looking for your next car?

Browse our full range of quality used cars, or talk to our friendly team.

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Used Mercedes-Benz in stock now

31 available at LMC Cars, Upminster See all 31
2024 Mercedes-Benz EQA EQA 250+ 70.5kWh Sport (Executive) SUV 5dr Electric Auto (190 ps) for sale at LMC Cars
Mercedes-Benz EQA
2024 · EQA 250+ 70.5kWh Sport (Executive) SUV 5dr Electric Auto (190 ps)
29,020 miElectricAutomatic
£24,500
View Car
2023 Mercedes-Benz GLC 2.0 GLC300h MHEV AMG Line SUV 5dr Petrol Hybrid G-Tronic+ 4MATIC Euro 6 (s/s) (280 ps) for sale at LMC Cars
Mercedes-Benz GLC
2023 · 2.0 GLC300h MHEV AMG Line SUV 5dr Petrol Hybrid G-Tronic+ 4MATIC Euro 6 (s/s) (280 ps)
48,884 miPetrol HybridAutomatic
£31,000
View Car
2018 Mercedes-Benz C-Class 1.5 C200 MHEV AMG Line Cabriolet 2dr Petrol G-Tronic+ Euro 6 (s/s) (198 ps) for sale at LMC Cars
Mercedes-Benz C-Class
2018 · 1.5 C200 MHEV AMG Line Cabriolet 2dr Petrol G-Tronic+ Euro 6 (s/s) (198 ps)
48,798 miPetrolAutomatic
£15,900
View Car
2022 Mercedes-Benz A-Class 2.0 A35 AMG Edition (Executive) Hatchback 5dr Petrol 7G-DCT 4MATIC Euro 6 (s/s) (306 ps) for sale at LMC Cars
Mercedes-Benz A-Class
2022 · 2.0 A35 AMG Edition (Executive) Hatchback 5dr Petrol 7G-DCT 4MATIC Euro 6 (s/s) (306 ps)
20,845 miPetrolAutomatic
£25,400
View Car
2023 Mercedes-Benz GLC 2.0 GLC300e 31.2kWh AMG Line SUV 5dr Petrol Plug-in Hybrid G-Tronic+ 4MATIC Euro 6 (s/s) (313 ps) for sale at LMC Cars
Mercedes-Benz GLC
2023 · 2.0 GLC300e 31.2kWh AMG Line SUV 5dr Petrol Plug-in Hybrid G-Tronic+ 4MATIC Euro 6 (s/s) (313 ps)
59,772 miPetrol Plug-in HybridAutomatic
£29,000
View Car
2022 Mercedes-Benz A-Class 2.0 A35 AMG Edition (Premium Plus) Hatchback 5dr Petrol 7G-DCT 4MATIC Euro 6 (s/s) (306 ps) for sale at LMC Cars
Mercedes-Benz A-Class
2022 · 2.0 A35 AMG Edition (Premium Plus) Hatchback 5dr Petrol 7G-DCT 4MATIC Euro 6 (s/s) (306 ps)
43,794 miPetrolAutomatic
£26,000from £362/mo
View Car
2024 Mercedes-Benz GLC 2.0 GLC300e 31.2kWh Urban Edition SUV 5dr Petrol Plug-in Hybrid G-Tronic+ 4MATIC Euro 6 (s/s) (313 ps) for sale at LMC Cars
Mercedes-Benz GLC
2024 · 2.0 GLC300e 31.2kWh Urban Edition SUV 5dr Petrol Plug-in Hybrid G-Tronic+ 4MATIC Euro 6 (s/s) (313 ps)
20,798 miPetrol Plug-in HybridAutomatic
£35,600
View Car
2023 Mercedes-Benz C-Class 2.0 C300e 25.4kWh AMG Line Saloon 4dr Petrol Plug-in Hybrid G-Tronic+ Euro 6 (s/s) (313 ps) for sale at LMC Cars
Mercedes-Benz C-Class
2023 · 2.0 C300e 25.4kWh AMG Line Saloon 4dr Petrol Plug-in Hybrid G-Tronic+ Euro 6 (s/s) (313 ps)
43,360 miPetrol Plug-in HybridAutomatic
£24,200
View Car
2022 Mercedes-Benz EQC EQC 400 80kWh AMG Line (Premium Plus) SUV 5dr Electric Auto 4MATIC (408 ps) for sale at LMC Cars
Mercedes-Benz EQC
2022 · EQC 400 80kWh AMG Line (Premium Plus) SUV 5dr Electric Auto 4MATIC (408 ps)
52,072 miElectricAutomatic
£24,700
View Car
2023 Mercedes-Benz GLA 1.3 GLA250e 15.6kWh AMG Line (Executive) SUV 5dr Petrol Plug-in Hybrid 8G-DCT Euro 6 (s/s) (218 ps) for sale at LMC Cars
Mercedes-Benz GLA
2023 · 1.3 GLA250e 15.6kWh AMG Line (Executive) SUV 5dr Petrol Plug-in Hybrid 8G-DCT Euro 6 (s/s) (218 ps)
36,296 miPetrol Plug-in HybridAutomatic
£23,000from £284/mo
View Car
2021 Mercedes-Benz A-Class 1.3 A250e 15.6kWh AMG Line Edition Saloon 4dr Petrol Plug-in Hybrid 8G-DCT Euro 6 (s/s) (218 ps) for sale at LMC Cars
Mercedes-Benz A-Class
2021 · 1.3 A250e 15.6kWh AMG Line Edition Saloon 4dr Petrol Plug-in Hybrid 8G-DCT Euro 6 (s/s) (218 ps)
51,318 miPetrol Plug-in HybridAutomatic
£16,200
View Car
2023 Mercedes-Benz A-Class 1.3 A180h MHEV Sport (Executive) Hatchback 5dr Petrol Hybrid 7G-DCT Euro 6 (s/s) (150 ps) for sale at LMC Cars
Mercedes-Benz A-Class
2023 · 1.3 A180h MHEV Sport (Executive) Hatchback 5dr Petrol Hybrid 7G-DCT Euro 6 (s/s) (150 ps)
64,983 miPetrol HybridAutomatic
£16,000
View Car