2025 Mercedes-Benz GLC-Class vs 2026 Cadillac XT5
Comparison Overview
The most significant numerical disparity between the 2025 Mercedes-Benz GLC-Class and the 2026 Cadillac XT5 is the $4,950 difference in MSRP, with the Cadillac starting at $44,300 compared to the Mercedes' $49,250. Performance metrics favor the GLC-Class, which delivers 255 hp and 295 lb-ft of torque, significantly outpacing the XT5's 235 hp and 258 lb-ft of torque. However, the XT5 offers a massive 30 cu ft of cargo capacity, substantially larger than the GLC-Class's 21.9 cu ft. Fuel economy is also higher in the Mercedes, achieving a combined 27 MPG versus the Cadillac's 24 MPG combined, though both require premium fuel (with the XT5 only recommending it). Dimensionally, the XT5 is slightly longer at 189.6 inches and taller at 66.1 inches than the GLC-Class.
Size Comparison
Performance
Fuel Efficiency
Full Specifications
Our Verdicts
2025 Mercedes-Benz GLC-Class
The Mercedes GLC-Class achieves superior fuel efficiency with 27 combined MPG compared to the Cadillac XT5's 24 combined MPG.
2026 Cadillac XT5
The Cadillac XT5 offers 30 cu ft of cargo capacity, providing 8.1 cu ft more space than the Mercedes GLC-Class's 21.9 cu ft.
2025 Mercedes-Benz GLC-Class
The GLC-Class provides a 20 hp advantage (255 hp vs. 235 hp) and 37 lb-ft more torque (295 lb-ft vs. 258 lb-ft).
2026 Cadillac XT5
The Cadillac XT5 undercuts the Mercedes by $4,950 while offering greater cargo volume.
Choose the Mercedes-Benz GLC-Class if...
- You prioritize higher horsepower, achieving 255 hp versus 235 hp.
- You require the superior fuel economy rating of 27 combined MPG.
- You prefer the inherent stability and handling dynamics of Rear Wheel Drive architecture.
Choose the Cadillac XT5 if...
- You need the maximum possible space, benefited by 30 cu ft of cargo room.
- You are focused on minimizing the initial purchase price, saving $4,950 at MSRP.
- You prefer a Front Wheel Drive configuration for typical commuting conditions.
Key Dimensions
| Dimension | Mercedes-Benz GLC-Class | Cadillac XT5 |
|---|---|---|
| Length | 185.7" | 189.6" |
| Width | 74.4" | 74.9" |
| Height | 64.6" | 66.1" |
| Wheelbase | 113.7" | 112.0" |
Features Comparison
Safety
| Feature | Mercedes-Benz | Cadillac |
|---|---|---|
| Blind Spot Monitor | ✓ | — |
| Rear Cross Traffic Alert | ✓ | — |
| Driver Attention Alert | ✓ | — |
| Pre-Collision Safety System | ✓ | ✓ |
| Post-Collision Safety System | ✓ | ✓ |
| Dual Front Side-Mounted Airbags | ✓ | ✓ |
| Front Head Airbags | ✓ | ✓ |
| Rear Head Airbags | ✓ | ✓ |
| Passenger Airbag Occupant Sensing Deactivation | ✓ | ✓ |
| Electronic Stability Control | ✓ | ✓ |
| Traction Control System | ✓ | ✓ |
| LATCH System | ✓ | ✓ |
| Rear Door Child Safety Locks | ✓ | ✓ |
| Anti-lock Brakes (ABS) | 4-Wheel | 4-Wheel |
| Brake Drying | ✓ | — |
| Front Ventilated Disc Brakes | ✓ | ✓ |
| Rear Ventilated Disc Brakes | ✓ | ✓ |
| Brake Preparation System | ✓ | ✓ |
| Brake Assist | ✓ | ✓ |
| Tire Pressure Monitoring System | ✓ | ✓ |
| Automatic Headlights | ✓ | ✓ |
| Headlight Delay-Off | ✓ | ✓ |
| LED Headlights | ✓ | ✓ |
| Adaptive Headlights | ✓ | — |
| Daytime Running Lights | ✓ | ✓ |
| Integrated Turn Signal Mirrors | ✓ | ✓ |
| Front Headrests | 2 | 2 |
| Front Power Adjustable Headrests | ✓ | — |
| Rear Headrests | 3 | 2 |
| Rear Height Adjustable Headrests | ✓ | — |
| Rear Center 3-Point Seatbelt | ✓ | ✓ |
| Anti-Theft Alarm System (Remote) | ✓ | — |
| Engine Immobilizer | ✓ | ✓ |
| Lane Departure Warning | — | ✓ |
| Lane Keeping Assist System | — | ✓ |
| Cornering Lights | — | ✓ |
| Front Height Adjustable Headrests | — | ✓ |
Engine
| Feature | Mercedes-Benz | Cadillac |
|---|---|---|
| Base Engine Displacement | 2.0 L | 2.0 L |
| Number of Cylinders | inline 4 | inline 4 |
| Base Engine Type | mild hybrid | gas |
| Horsepower | 255 hp @ 5800 rpm | 235 hp @ 5000 rpm |
| Torque | 295 lb-ft @ 2000 rpm | 258 lb-ft @ 1500 rpm |
| Number of Valves | 16 | 16 |
| Camshaft Type | Double overhead cam (DOHC) | Double overhead cam (DOHC) |
| Variable Valve Timing | Variable | Variable |
| Fuel Injection Type | ✓ | ✓ |
| Cylinder Deactivation | — | ✓ |
Drive Train
| Feature | Mercedes-Benz | Cadillac |
|---|---|---|
| Transmission Type | 9-speed shiftable automatic | 9-speed shiftable automatic |
| Drivetrain Type | rear wheel drive | front wheel drive |
Fuel
| Feature | Mercedes-Benz | Cadillac |
|---|---|---|
| Fuel Type | premium unleaded (required) | premium unleaded (recommended) |
| EPA Fuel Economy (City/Highway) | 24/32 MPG | 22/29 MPG |
| EPA Fuel Economy (Combined) | 27 MPG | 24 MPG |
| EPA Driving Range (City/Highway) | 417.6/556.8 mi. | 418.0/551.0 mi. |
| Fuel Tank Capacity | 17.4 gal. | 19.0 gal. |
Comfort & Convenience
| Feature | Mercedes-Benz | Cadillac |
|---|---|---|
| Push Button Start | ✓ | ✓ |
| Power Tilt and Telescopic Steering Wheel | ✓ | — |
| Transmission Controls on Steering Wheel | ✓ | ✓ |
| Cruise Control on Steering Wheel | ✓ | ✓ |
| Audio Controls on Steering Wheel | ✓ | ✓ |
| Electric Power Steering | ✓ | ✓ |
| Rear View Camera | ✓ | ✓ |
| Front Parking Sensors | ✓ | ✓ |
| Rear Parking Sensors | ✓ | ✓ |
| Automatic Parking Assist | ✓ | — |
| Wireless Charging Pad | ✓ | — |
| Cruise Control | ✓ | ✓ |
| Universal Remote Transmitter | ✓ | ✓ |
| Front Cupholders | ✓ | ✓ |
| Rear Cupholders | ✓ | ✓ |
| Front Door Pockets | ✓ | ✓ |
| Rear Door Pockets | ✓ | ✓ |
| Overhead Console with Storage | ✓ | — |
| Front Seatback Storage | ✓ | ✓ |
| Leather Steering Wheel | ✓ | — |
| Dual Zone Climate Control | ✓ | ✓ |
| Rear Ventilation Ducts | ✓ | ✓ |
| Interior Air Filtration | ✓ | ✓ |
| Dual Vanity Mirrors | ✓ | ✓ |
| Auto-Dimming Rearview Mirror | ✓ | — |
| Turn Signal Indicators in Mirrors | ✓ | ✓ |
| Tilt and Telescopic Steering Wheel | — | ✓ |
| Leatherette Steering Wheel | — | ✓ |
| Sun Sensor | — | ✓ |
In Car Entertainment
| Feature | Mercedes-Benz | Cadillac |
|---|---|---|
| Infotainment Display | 11.9 in | 8.0 in |
| AM/FM Stereo | ✓ | ✓ |
| Speaker System | 5 | 8 |
| Subwoofer Count | 1 | — |
| Android Auto (Wireless) | ✓ | ✓ |
| Apple CarPlay (Wireless) | ✓ | ✓ |
| USB Port | ✓ | ✓ |
| USB Port with External Media Control | ✓ | ✓ |
| Satellite Radio | ✓ | ✓ |
| Satellite Radio Trial Period | 6 months | 3 months |
| Premium Speaker Brand | — | Bose |
| Auxiliary Audio Input | — | ✓ |
| Speed Sensitive Volume Control | — | ✓ |
Power Feature
| Feature | Mercedes-Benz | Cadillac |
|---|---|---|
| One-Touch Power Windows | 4 | 4 |
| Moonroof Type | 1st Row Power Glass | — |
| Keyless Entry | ✓ | ✓ |
| Heated Mirrors | ✓ | ✓ |
Frontseats
| Feature | Mercedes-Benz | Cadillac |
|---|---|---|
| Front Head Room | 41.3 in. | 39.7 in. |
| Front Leg Room | 40.7 in. | 41.2 in. |
| Front Shoulder Room | 57.3 in. | 58.3 in. |
| Seat Material: Leatherette | ✓ | ✓ |
| Front Seat Type: Bucket | ✓ | ✓ |
| Driver Seat Power Adjustments | 10-way | 8-way |
| Driver Seat Height Adjustment | ✓ | ✓ |
| Driver Seat Lumbar Support | Power | — |
| Driver Seat Thigh Extension | ✓ | — |
| Driver Seat Memory Settings | 3 | — |
| Passenger Seat Power Adjustments | 10-way | 6-way |
| Passenger Seat Height Adjustment | ✓ | ✓ |
| Passenger Seat Lumbar Support | Power | — |
| Passenger Seat Thigh Extension | ✓ | — |
| Passenger Seat Memory Settings | 3 | — |
| Driver Seat Heating | Multi-level | Multi-level |
| Passenger Seat Heating | Multi-level | Multi-level |
| Front Hip Room | — | 56.1 in. |
| Passenger Seat Manual Adjustments | — | 2-way |
Rearseats
| Feature | Mercedes-Benz | Cadillac |
|---|---|---|
| Rear Head Room | 39.7 in. | 38.4 in. |
| Rear Leg Room | 37.4 in. | 39.0 in. |
| Rear Shoulder Room | 56.6 in. | 56.3 in. |
| Split-Folding Rear Seatback | ✓ | ✓ |
| Folding Center Armrest | ✓ | ✓ |
| Rear Hip Room | — | 54.8 in. |
| Reclining Rear Seats | — | ✓ |
Tires and Wheels
| Feature | Mercedes-Benz | Cadillac |
|---|---|---|
| Wheel Material | Alloy | — |
| Wheel Size | 18 x 8.0 in | — |
| Tire Type | All Season | All Season |
| Tire Size | 235/60R18 | P235/65R |
| Spare Tire Type | Temporary | Temporary |
| Spare Tire Location | Inside Mounted | Inside Mounted |
| Wheel Finish | — | Painted Alloy |
| Wheel Diameter | — | 18 in |
Suspension
| Feature | Mercedes-Benz | Cadillac |
|---|---|---|
| Four-Wheel Independent Suspension | ✓ | ✓ |
| Front Stabilizer Bar | ✓ | ✓ |
| Rear Stabilizer Bar | ✓ | ✓ |
Warranty
| Feature | Mercedes-Benz | Cadillac |
|---|---|---|
| Basic Warranty | 4 yr./ 50000 mi. | 4 yr./ 50000 mi. |
| Drivetrain Warranty | 4 yr./ 50000 mi. | 6 yr./ 70000 mi. |
| Hybrid Component Warranty | 6 yr./ 62000 mi. | — |
| Corrosion/Rust Warranty | 4 yr./ 50000 mi. | 4 yr./ 50000 mi. |
| Roadside Assistance | 4 yr./ 50000 mi. | 6 yr./ 70000 mi. |
| Complimentary Scheduled Maintenance | — | 1 yr./ unlimited mi. |
Frequently Asked Questions
Common questions about comparing the 2025 Mercedes-Benz GLC-Class and 2026 Cadillac XT5.
Which vehicle offers superior rear-seat utility based on dimensions?
The 2026 Cadillac XT5 is the superior choice for utility, measuring 189.6 inches long and 66.1 inches high, making it slightly larger overall than the 185.7-inch long, 64.6-inch high Mercedes GLC-Class.
Is the fuel economy difference between the two models significant?
Yes, the Mercedes GLC-Class offers a 3 MPG advantage in combined rating (27 MPG vs. 24 MPG), which translates to fewer fuel stops over long distances, despite both demanding premium gasoline.
What is the impact of the different drive types on performance?
The GLC-Class utilizes standard Rear Wheel Drive (RWD) paired with 255 hp, often associated with more balanced performance, whereas the XT5 uses Front Wheel Drive (FWD) coupled with 235 hp.
Do both vehicles strictly require premium gasoline?
The 2025 Mercedes-Benz GLC-Class explicitly requires premium unleaded fuel for its 255 hp engine. In contrast, the 2026 Cadillac XT5 only recommends premium unleaded for its 235 hp setup.
How much does the extra power in the Mercedes translate to driving feel?
The GLC-Class generates 295 lb-ft of torque compared to the XT5's 258 lb-ft. This 37 lb-ft advantage suggests the Mercedes will feel quicker in initial acceleration and merging scenarios.
How does the $4,950 price difference affect long-term cost considerations?
The initial $4,950 saving on the Cadillac XT5 is substantial, offsetting the slightly lower fuel economy and potentially balancing out the cost over several years, especially given the lower MSRP.
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