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 old GLC to see what you’re in for once it arrives in Australia in 2023.
Mercedes-Benz revealed its new medium luxury SUV this week, with the new 2023 Mercedes-Benz GLC likely again to become the German marque’s most popular vehicle.
However, Mercedes isn’t resting on its laurels and expecting success to come to it. A whole host of changes have been made with the new-generation 2023 Mercedes-Benz GLC including tweaks to its exterior styling, new interior finishes and design, better technology, and larger dimensions overall.
Drive has been given images which directly pit the new 2023 GLC (codenamed X254) against its forerunner (codenamed X253). We've delved into the key dimensions to determine just how different the Mercedes-Benz GLC is between generations.
Here’s how the two compare.
Key dimensions
| Model | New Mercedes-Benz GLC (X254) | Old Mercedes-Benz GLC (X253) | Difference |
| Length | 4716mm | 4656mm | +60mm |
| Width (excl. 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 |
| Legroom (rear) | 950mm | 948mm | +2mm |
| Elbow room (rear) | 1480mm | 1474mm | +6mm |
| Shoulder room (front) | 1456mm | 1455mm | +1mm |
| Shoulder room (rear) | 1438mm | 1436mm | +2mm |
| Luggage capacity (boot) | 600 litres | 550 litres | +50 litres |
New Mercedes-Benz GLC X254
Old Mercedes-Benz GLC X253
Powertrain
| Model | New Mercedes-Benz GLC (X254) | Old Mercedes-Benz GLC (X253) |
| Displacement | 1999cc (GLC200, GLC300) | 1999cc (GLC200, GLC300) |
| Engine | 2.0-litre turbocharged four-cylinder engine with mild-hybrid boost | 2.0-litre turbocharged four-cylinder engine |
| Output | GLC200: 150kW/320Nm (17kW/200Nm 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) |
New Mercedes-Benz GLC X254 top view
New Mercedes-Benz GLC X253 top view
New Mercedes-Benz GLC X254 rear
New Mercedes-Benz GLC X253 rear
Infotainment
| 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 incoming X254-generation Mercedes-Benz GLC range will arrive in Australia in the first half of 2023. Pricing and specifications of the incoming model will be announced closer to its launch.
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