By the Numbers: How the New 2023 Mercedes-Benz GLC Compares to Its Predecessor

We place the new 2023 Mercedes-Benz GLC side-by-side with the older GLC to see what you’re in for once it arrives in Australia in 2023.


Mercedes-Benz unveiled its new mid-size luxury SUV this week, with the new Mercedes-Benz GLC 2023 likely to become the German brand’s most popular vehicle again.

However, mercedes does not rest on its laurels and expects success to come to it. Many changes have been made with the new generation Mercedes-Benz GLC 2023 including tweaks to its exterior styling, new interior finishes and design, better technology and larger overall dimensions.

Conduct received footage that directly opposes the new 2023 GLC (code name X254) against his precursor (code name X253). We looked at key dimensions to determine how different the Mercedes-Benz GLC is from generation to generation.



Here’s how the two compare.

Model New Mercedes-Benz GLC (X254) Old Mercedes-Benz GLC (X253) Difference
Length 4716mm 4656mm +60mm
Width (excluding mirrors) 1890mm 1890mm 0mm
Height 1640mm 1644mm -4mm
Wheelbase 2888mm 2873mm +15mm
Front track 1627mm 1621mm +6mm
Rear track 1640mm 1617mm +23mm
Headroom (driver) 1048mm 1064mm -16mm
Headroom (rear passenger) 1007mm 1006mm +1mm
Leg room (rear) 950mm 948mm +2mm
Elbow room (rear) 1480mm 1474mm +6mm
Shoulder room (front) 1456mm 1455mm +1mm
Shoulder room (rear) 1438mm 1436mm +2mm
Luggage capacity (trunk) 600 liters 550 liters +50 liters

Model New Mercedes-Benz GLC (X254) Old Mercedes-Benz GLC (X253)
Shift 1999cc (GLC200, GLC300) 1999cc (GLC200, GLC300)
Engine 2.0-liter turbocharged four-cylinder engine with mild hybrid boost 2.0-liter turbocharged four-cylinder engine
Production GLC200: 150 kW/320 Nm (17 kW/200 Nm mild hybrid boost)
GLC300: 190kW/400Nm (17kW/200Nm mild hybrid boost)
GLC200: 145kW/320Nm
GLC300: 190kW/370Nm
Combined consumption 7.3-8.2L/100km (both engines) GLC200: 8.0L/100km
GLC300: 8.2L/100km
Transmission 9G-TRONIC Nine-speed automatic transmission 9G-TRONIC Nine-speed automatic transmission
Acceleration (0-100km/h) GLC200: 7.8 seconds
GLC300: 6.2 seconds
GLC200: 7.8 seconds
GLC300: 6.2 seconds
Towing GLC200: 2400kg (braked)
GLC300: 2400kg (braked)
GLC200: 2000kg (braked)
GLC300: 2400kg (braked)
Model New Mercedes-Benz GLC (X254) Old Mercedes-Benz GLC (X253) Difference
Digital instrument cluster 12.3 inches 12.3 inches 0
Main display 11.9 inches 10.25 inches +1.65 inches

The new X254 generation Mercedes-Benz GLC range will arrive in Australia during the first half of 2023. Pricing and specifications for the incoming model will be announced closer to launch.

Tom started out in the automotive industry exploiting his talents as a photographer, but quickly learned that journalists got the best out of the business. He started with CarAdvice in 2014, left in 2017 to join Bauer Media titles including Wheels and WhichCar, then returned to CarAdvice in early 2021 as it transitioned to Drive. As part of the Drive content team, Tom covers automotive news, car reviews, tips and has a particular interest in feature films. He understands that every car shopper is unique and has different requirements when it comes to buying a new car, but there’s also a loyal subset of the Drive audience who enjoy entertaining enthusiast content. Tom has a deep respect for all things automotive, regardless of model, priding himself on noticing the subtle things that make every car tick. Not a day goes by that he doesn’t learn something new in an ever-changing industry, which then gets passed on to the Drive reader base.

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