Mercedes-Benz GLC 300 4MATIC vs Cadillac XT6 Premium Luxury AWD V6

Comparison winners

4 metrics
0-100 winner Mercedes-Benz GLC 300 4MATIC 6.2 s Runner-up: 6.5 s
Power winner Cadillac XT6 Premium Luxury AWD V6 310 hp Runner-up: 258 hp
Cargo winner Mercedes-Benz GLC 300 4MATIC 600 L Runner-up: 357 L
Price winner Mercedes-Benz GLC 300 4MATIC $48,950 Runner-up: $57,290

How the specs compare

This comparison sets the 2025 Mercedes-Benz GLC 300 4MATIC against the 2025 Cadillac XT6 Premium Luxury AWD V6. Both belong to the SUV class, so their dimensions, performance and utility figures address a broadly similar type of car. Both use petrol powertrains, allowing a relatively direct comparison of the recorded energy figures.

Performance, power and 0-100 km/h

2025 Mercedes-Benz GLC 300 4MATIC has the quicker recorded 0-100 km/h time at 6.2 seconds, compared with 6.5 seconds for 2025 Cadillac XT6 Premium Luxury AWD V6. 2025 Cadillac XT6 Premium Luxury AWD V6 has the higher listed output at 310 hp; 2025 Mercedes-Benz GLC 300 4MATIC is rated at 258 hp, a difference of 52 hp. The torque figures follow 2025 Mercedes-Benz GLC 300 4MATIC at 400 Nm and 2025 Cadillac XT6 Premium Luxury AWD V6 at 368 Nm. These figures describe straight-line potential only; they do not establish braking performance, ride quality, steering response or durability under repeated hard use.

Range, battery, charging and efficiency

2025 Mercedes-Benz GLC 300 4MATIC has the lower recorded consumption at 8.4 L/100km; 2025 Cadillac XT6 Premium Luxury AWD V6 is listed at 10.6 L/100km. Test cycle, temperature, wheel size and charging conditions can materially affect these results, so only figures measured on the same basis should be treated as directly comparable.

Dimensions, cargo space and towing

2025 Mercedes-Benz GLC 300 4MATIC provides the larger quoted cargo volume: 600 litres versus 357 litres, a difference of 243 litres. 2025 Mercedes-Benz GLC 300 4MATIC carries the higher towing rating at 2,400 kg, while 2025 Cadillac XT6 Premium Luxury AWD V6 is listed at 1,814 kg. 2025 Cadillac XT6 Premium Luxury AWD V6 is 334 mm longer overall. Exterior size is not a benefit by itself: a longer body may create useful room, but cargo shape, rear-seat space and ease of parking still require a physical inspection.

Price and overall assessment

2025 Mercedes-Benz GLC 300 4MATIC has the lower listed starting price at $48,950, compared with $57,290 for 2025 Cadillac XT6 Premium Luxury AWD V6. 2025 Mercedes-Benz GLC 300 4MATIC leads in more of the shared headline fields, but that is not a universal verdict: a buyer should weight price, performance, range and utility rather than simply count category wins. The assessment is based on the specifications shown here; it is not presented as a two-car road test.

Prepared by CarsbySpec from the structured specifications displayed on this page. Missing values are not estimated, and component figures are not treated as directly comparable system figures. Read the methodology.

Specification Mercedes-Benz GLC 300 4MATIC2025 Cadillac XT6 Premium Luxury AWD V62025
Performance
0-100 km/h6.2 s6.5 s
Top Speed240 km/h200 km/h
Power258 hp310 hp
Torque400 Nm368 Nm
Range & Efficiency
Fuel Tank62 L72 L
Efficiency8.4 L/100km10.6 L/100km
CO2 Emissions191 g/km242 g/km
Size & Capacity
Length4,716 mm5,050 mm
Ground Clearance190 mm188 mm
Cargo600 L357 L
Curb Weight1,895 kg2,010 kg
Towing2,400 kg1,814 kg
Seats57
Turning Circle11.8 m12.4 m
Starting MSRP$48,950$57,290

Mercedes-Benz GLC 300 4MATIC vs Cadillac XT6 Premium Luxury AWD V6 questions answered

Which is faster, the 2025 Mercedes-Benz GLC 300 4MATIC or the 2025 Cadillac XT6 Premium Luxury AWD V6?

2025 Mercedes-Benz GLC 300 4MATIC is quicker from 0-100 km/h at 6.2 seconds, versus 6.5 seconds for 2025 Cadillac XT6 Premium Luxury AWD V6.

Which has the higher top speed, the 2025 Mercedes-Benz GLC 300 4MATIC or the 2025 Cadillac XT6 Premium Luxury AWD V6?

2025 Mercedes-Benz GLC 300 4MATIC has the higher listed top speed at 240 km/h (149 mph), compared with 200 km/h (124 mph).

Which has more horsepower, the 2025 Mercedes-Benz GLC 300 4MATIC or the 2025 Cadillac XT6 Premium Luxury AWD V6?

2025 Cadillac XT6 Premium Luxury AWD V6 has more power at 310 hp, a 52 hp advantage over 2025 Mercedes-Benz GLC 300 4MATIC.

Which has more cargo or boot space, the 2025 Mercedes-Benz GLC 300 4MATIC or the 2025 Cadillac XT6 Premium Luxury AWD V6?

2025 Mercedes-Benz GLC 300 4MATIC has more listed cargo space at 600 litres (21.2 cu ft), versus 357 litres (12.6 cu ft).

Which can tow more, the 2025 Mercedes-Benz GLC 300 4MATIC or the 2025 Cadillac XT6 Premium Luxury AWD V6?

2025 Mercedes-Benz GLC 300 4MATIC has the higher listed towing capacity at 2,400 kg (5,291 lb), compared with 1,814 kg (3,999 lb).

Which is heavier, the 2025 Mercedes-Benz GLC 300 4MATIC or the 2025 Cadillac XT6 Premium Luxury AWD V6?

2025 Cadillac XT6 Premium Luxury AWD V6 is heavier at 2,010 kg (4,431 lb), while 2025 Mercedes-Benz GLC 300 4MATIC is listed at 1,895 kg (4,178 lb).

Which is cheaper, the 2025 Mercedes-Benz GLC 300 4MATIC or the 2025 Cadillac XT6 Premium Luxury AWD V6?

2025 Mercedes-Benz GLC 300 4MATIC has the lower recorded starting MSRP at $48,950 USD, compared with $57,290 USD for 2025 Cadillac XT6 Premium Luxury AWD V6. Regional pricing and equipment can differ.

Which is better, the 2025 Mercedes-Benz GLC 300 4MATIC or the 2025 Cadillac XT6 Premium Luxury AWD V6?

2025 Mercedes-Benz GLC 300 4MATIC leads in more of the shared headline fields, but that is not a universal verdict: a buyer should weight price, performance, range and utility rather than simply count category wins. This comparison is based on recorded specifications rather than a road test, so the right choice depends on the buyer's priorities.