Mercedes-Benz C-Class Mercedes-Benz GLC

Two cars on the same rows. The figures are all here, with their sources, so you can read them yourself and decide what matters.

Comparison table

19 of these rows differ. They sit at the top. Figures come straight from the makers, indicative. A bullet (•) marks a differing row.
Mercedes-Benz C-Class Mercedes-Benz GLC
Model years (differs) 2021-now 2022-now
From (indicative) (differs) € 56,500 € 74,500
Status Available Available
Fuel Hybrid Hybrid
RatingsRating figures: higher is better (scale 0-100). What each category measures is explained on the methodology page.
Reliability (differs) 72/100 70/100
Efficiency (differs) 70/100 71/100
Practicality (differs) 68/100 70/100
Sustainability (environmental impact) (differs) 53/100 58/100
Value retention n/a n/a
Specifications
Body style (differs) Sedan SUV
Power (hp) (differs) 204 313
0–100 km/h (s) (differs) 7.3 6.7
Top speed (km/h) (differs) 246 218
Length (mm) (differs) 4751 4716
Width (mm) (differs) 1820 1890
Height (mm) (differs) 1438 1640
Kerb weight (kg) (differs) 1650 2355
Consumption WLTP (l/100km) (differs) 6.2 0.5
Max. towing weight, braked (kg) (differs) 1800 2000
Boot (l) (differs) 455 470
Battery (kWh) (differs) 24.8
Range (WLTP, km) (differs) 130
Seats 5 5
Doors 5 5

OEM datasheets + RDW + ADAC (see methodology); rating and reference dates are listed per figure

Show sources and reference dates per rating
  • Mercedes-Benz C-Class · Reliability: ADAC breakdown statistics 2025 (segment) + aggregated owner reviews + RDW recall data · reference date 2026-05-18
  • Mercedes-Benz C-Class · Efficiency: Owner-reported petrol consumption vs WLTP 6.2 l/100km (public forums) · reference date 2026-05-18
  • Mercedes-Benz C-Class · Practicality: Boot 455 l + towing weight 1,800 kg vs segment (manufacturer figure, indicative) · reference date 2026-05-18
  • Mercedes-Benz C-Class · Value retention: Insufficient stable residual-value data for this trim within the W206 · reference date 2026-05-18
  • Mercedes-Benz C-Class · Sustainability (environmental impact): WLTP consumption manufacturer figure, hybrid without plug + LCA indication ICCT 2024 (segment), reference date 2026-05-21 · reference date 2026-05-21
  • Mercedes-Benz GLC · Reliability: ADAC breakdown statistics 2025 (segment) + aggregated owner reviews + RDW recall data · reference date 2026-05-18
  • Mercedes-Benz GLC · Efficiency: Owner-reported PHEV consumption depending on charging discipline (public forums) · reference date 2026-05-18
  • Mercedes-Benz GLC · Practicality: Boot 470 l + towing weight 2,000 kg vs segment (manufacturer figure, indicative) · reference date 2026-05-18
  • Mercedes-Benz GLC · Value retention: PHEV residual value volatile due to fiscal changes; insufficient stable data per trim · reference date 2026-05-18
  • Mercedes-Benz GLC · Sustainability (environmental impact): WLTP consumption manufacturer figure PHEV 0.5 l/100km + utility-factor critique ICCT PHEV report 2024 · reference date 2026-05-21

Who they are

A short write-up on each car, one paragraph apiece. We describe them on their own terms rather than picking a winner.

Profile · W206 (2021)

Mercedes-Benz C-Class

D-segment sedan on the W206 generation, standard with a 48V mild-hybrid on the petrol four-cylinder. WLTP around 6.2 l/100km (manufacturer figure, indicative); owners report mixed 7-7.5 l/100km (public forums, not measured by us). Braked towing weight 1,800 kg.

Profile · X254 GLC 300e (2024)

Mercedes-Benz GLC

Mid-size SUV on the X254 generation, introduced 2022. The GLC 300e is a plug-in hybrid with a petrol four-cylinder and an electric motor, together about 313 hp. WLTP electric range around 130 km with the 24.8 kWh net battery (manufacturer figure, indicative). Braked towing weight 2,000 kg.

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No tax or financial advice. Every figure shows its source and reference date. Always compare with an independent adviser and the official source. Source: OEM datasheets + RDW + ADAC (see methodology); rating and reference dates are listed per figure.