Cars for sale Ireland»Mercedes-Benz»C Class»2021
Used 2021 Mercedes-Benz C Class for sale
Mercedes-Benz C Class 300 AMG LINE NIGHT EDITION PREMIUM PLUS..12 MONTH WARRANTY
A Cars for Sale Ireland original feature
Share it on WhatsApp, Facebook or anywhere
€23,950
Selling something similar?
Spanner can help turn your car details into an advert.
Could suit you if…
- Your usual group fits within 5 seats, including the driver. Check passenger space and any child-seat fit in person.
- You regularly make longer journeys: diesel may fit that pattern better than a routine of mostly short trips. Compare actual running costs.
- You often load a pushchair, dog or bulky bags: an estate layout could be useful. Try your own luggage rather than judging by the exterior size.
- You would prefer less gear changing in traffic: the recorded automatic transmission may suit. Try how this exact gearbox behaves on a test drive.
Think twice if…
- You need to carry more than 5 people together: the advert records 5 seats, including the driver.
- Most journeys are short school runs or local trips: check whether this diesel has a particulate filter and what longer runs its handbook requires.
- You need predictable ownership costs: at 177,027 km, check maintenance records and upcoming work. Mileage alone does not tell you the car's condition.
This is general guidance about this type of car and your needs — not an inspection or approval of this individual car.
Most 2021 C‑Class diesels used a 48V mild‑hybrid (EQ Boost) system rather than a plug‑in unit: that gives smoother stop/start and a small efficiency gain but there’s no plug socket or EV range. Expect the familiar Mercedes 9G‑TRONIC automatic gearbox and modern diesel ancillaries — DPF, EGR and AdBlue dosing — so short, stop/start town use can stress the emissions kit. Estate (T‑Model) examples add a practical large boot; if the dealer listing is unclear, confirm whether it’s a saloon or estate before you view.
- DPF and EGR behaviour — ask if the car did regular medium/long runs; look for soot build‑up, frequent regeneration or warning lights
- 48V mild‑hybrid system and starter‑generator: check for dash warnings, uneven idle or faults after stop/start; inspect battery compartment for corrosion
- 9G‑TRONIC gearbox shifting — test for smooth, consistent up/down changes and ask for transmission service history (fluid changes if done)
- AdBlue dosing system and pipes/pump — ensure levels/consumption are normal and there are no leaks or warning messages
Spanner’s our AI mechanic — always have a proper look at the car in person before buying.
2021 Mercedes C300 DE AMG Line Night Edition Premium Plus automatic finished in Designo Pearlescent Diamond White. This example offers a comprehensive specification including a panoramic sunroof, Burmester surround sound, multi-colour ambient lighting, HDD satellite navigation, black Artico leather AMG interior, auto LED headlights and 18-inch AMG bi-tone diamond cut wheels. Full Mercedes service history is provided. Additional equipment includes a wireless charging pad, multi-function steering wheel, digital climate control with A/C, rear parking sensors and two chargers. Sold by a SIMI-registered, AA approved dealer. The car comes with a full vehicle Motorcheck report, 12 months nationwide mechanical warranty, 12 months AA breakdown assist and 12 months AA membership. Online finance is available and the dealer is an approved credit intermediary for all major finance houses. Free home delivery available (T&Cs).