2025 INFINITI QX55 vs 2025 Mercedes-Benz GLE-Class Coupe
Comparison Overview
Deciding between stylish performance and sharp value often boils down to budget, and that’s the central conflict when comparing the 2025 INFINITI QX55 against the 2025 Mercedes-Benz GLE-Class Coupe. The GLE Coupe commands a significant $76,400 MSRP compared to the QX55's entry point of $50,150, creating a hefty $26,250 gap. If driving excitement is paramount, the Mercedes delivers substantially more grunt, boasting 375 hp and 369 lb-ft of torque versus the INFINITI’s 268 hp and 280 lb-ft. However, the QX55 counters with better efficiency, achieving 25 MPG combined fuel economy, leaving the GLE Coupe struggling at 21 MPG combined. While the larger Mercedes offers slightly more hauling ability with 31.6 cu ft of cargo space versus the INFINITI’s 26.9 cu ft, the smaller physical footprint of the QX55 (186.3 inches long) might suit tighter city parking, making this a classic trade-off between power/prestige and practicality/affordability.
Size Comparison
Performance
Fuel Efficiency
Full Specifications
Our Verdicts
2025 INFINITI QX55
The INFINITI QX55 wins for daily commuting thanks to its superior 25 MPG combined fuel economy versus the GLE Coupe's 21 MPG.
2025 Mercedes-Benz GLE-Class Coupe
The larger Mercedes-Benz GLE Coupe provides more usable space with 31.6 cu ft of cargo capacity compared to the QX55's 26.9 cu ft.
2025 Mercedes-Benz GLE-Class Coupe
Enthusiasts will favor the Mercedes due to its significantly higher output of 375 hp and 369 lb-ft of torque.
2025 INFINITI QX55
With a starting MSRP of $50,150, the INFINITI QX55 offers substantially better value than the $76,400 GLE-Class Coupe.
Choose the INFINITI QX55 if...
- You prioritize saving money, as the $50,150 MSRP undercuts the Mercedes by $26,250.
- You want lower running costs due to better fuel efficiency, achieving 28 MPG on the highway.
- You prefer a slightly more manageable footprint for urban driving, being 186.3 inches long.
Choose the Mercedes-Benz GLE-Class Coupe if...
- Maximum on-road acceleration is important, provided by the 375 hp engine.
- You need the greater utility of 31.6 cu ft of cargo space for family hauling.
- You desire the prestige and superior torque of 369 lb-ft paired with a 9-speed automatic transmission.
Key Dimensions
| Dimension | INFINITI QX55 | Mercedes-Benz GLE-Class Coupe |
|---|---|---|
| Length | 186.3" | 194.5" |
| Width | 74.9" | 79.3" |
| Height | 63.8" | 68.1" |
| Wheelbase | 110.2" | 115.6" |
Features Comparison
Safety
| Feature | INFINITI | Mercedes-Benz |
|---|---|---|
| Blind Spot Monitor | ✓ | ✓ |
| Lane Departure Warning | ✓ | — |
| Lane Keeping Assist System | ✓ | — |
| Rear Cross Traffic Alert | ✓ | — |
| Pre-Collision Safety System | ✓ | ✓ |
| Post-Collision Safety System | ✓ | ✓ |
| Dual Front Side-Mounted Airbags | ✓ | ✓ |
| Dual Rear 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 |
| Front Ventilated Disc Brakes | ✓ | ✓ |
| Rear Ventilated Disc Brakes | ✓ | ✓ |
| Brake Assist | ✓ | ✓ |
| Tire Pressure Monitoring System | ✓ | ✓ |
| Automatic Headlights | ✓ | ✓ |
| Headlight Delay-Off | ✓ | ✓ |
| LED Headlights | ✓ | ✓ |
| Daytime Running Lights | ✓ | ✓ |
| Front Fog Lights | ✓ | — |
| Integrated Turn Signal Mirrors | ✓ | ✓ |
| Front Headrests | 2 | 2 |
| Front Height Adjustable Headrests | ✓ | — |
| Rear Headrests | 3 | 3 |
| Rear Height Adjustable Headrests | ✓ | ✓ |
| Rear Center 3-Point Seatbelt | ✓ | ✓ |
| Anti-Theft Alarm System (Remote) | ✓ | ✓ |
| Engine Immobilizer | ✓ | ✓ |
| Driver Attention Alert | — | ✓ |
| Brake Drying | — | ✓ |
| Brake Preparation System | — | ✓ |
| Adaptive Headlights | — | ✓ |
| Front Power Adjustable Headrests | — | ✓ |
Engine
| Feature | INFINITI | Mercedes-Benz |
|---|---|---|
| Base Engine Displacement | 2.0 L | 3.0 L |
| Number of Cylinders | inline 4 | inline 6 |
| Base Engine Type | gas | mild hybrid |
| Horsepower | 268 hp @ 5600 rpm | 375 hp @ 5800 rpm |
| Torque | 280 lb-ft @ 4800 rpm | 369 lb-ft @ 1800 rpm |
| Number of Valves | 16 | 24 |
| Camshaft Type | Double overhead cam (DOHC) | Double overhead cam (DOHC) |
| Variable Valve Timing | Variable | Variable |
| Fuel Injection Type | ✓ | ✓ |
Drive Train
| Feature | INFINITI | Mercedes-Benz |
|---|---|---|
| Transmission Type | continuously variable-speed automatic | 9-speed shiftable automatic |
| Drivetrain Type | all wheel drive | all wheel drive |
| Center Differential Type | Limited Slip | Limited Slip |
| Hill Descent Control | — | ✓ |
Fuel
| Feature | INFINITI | Mercedes-Benz |
|---|---|---|
| Fuel Type | premium unleaded (recommended) | premium unleaded (required) |
| EPA Fuel Economy (City/Highway) | 22/28 MPG | 19/25 MPG |
| EPA Fuel Economy (Combined) | 25 MPG | 21 MPG |
| EPA Driving Range (City/Highway) | 352.0/448.0 mi. | 427.5/562.5 mi. |
| Fuel Tank Capacity | 16.0 gal. | 22.5 gal. |
Comfort & Convenience
| Feature | INFINITI | Mercedes-Benz |
|---|---|---|
| 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 | ✓ | ✓ |
| Rear Parking Sensors | ✓ | ✓ |
| Wireless Charging Pad | ✓ | ✓ |
| Adaptive Cruise Control | ✓ | — |
| Universal Remote Transmitter | ✓ | ✓ |
| Front Cupholders | ✓ | ✓ |
| Rear Cupholders | ✓ | ✓ |
| Front Door Pockets | ✓ | ✓ |
| Rear Door Pockets | ✓ | ✓ |
| Front Seatback Storage | ✓ | ✓ |
| Leather Steering Wheel | ✓ | ✓ |
| Dual Zone Climate Control | ✓ | ✓ |
| Rear Ventilation Ducts | ✓ | ✓ |
| Dual Vanity Mirrors | ✓ | ✓ |
| Auto-Dimming Rearview Mirror | ✓ | ✓ |
| Turn Signal Indicators in Mirrors | ✓ | ✓ |
| Front View Camera | — | ✓ |
| Side View Camera | — | ✓ |
| Front Parking Sensors | — | ✓ |
| Automatic Parking Assist | — | ✓ |
| Cruise Control | — | ✓ |
| Overhead Console with Storage | — | ✓ |
| Interior Air Filtration | — | ✓ |
In Car Entertainment
| Feature | INFINITI | Mercedes-Benz |
|---|---|---|
| Infotainment Display | 8.0 in | 12.3 in |
| AM/FM Stereo | ✓ | ✓ |
| Speaker System | 6 | — |
| Android Auto (Wired) | ✓ | — |
| Apple CarPlay (Wired) | ✓ | — |
| USB Port | ✓ | ✓ |
| USB Port with External Media Control | ✓ | ✓ |
| Satellite Radio | ✓ | ✓ |
| Satellite Radio Trial Period | 3 months | 6 months |
| Subwoofer Count | — | 2 |
| Android Auto (Wireless) | — | ✓ |
| Apple CarPlay (Wireless) | — | ✓ |
Power Feature
| Feature | INFINITI | Mercedes-Benz |
|---|---|---|
| One-Touch Power Windows | 4 | 4 |
| Moonroof Type | 1st Row Power Glass | 1st Row Power Glass Extended |
| Keyless Entry | ✓ | ✓ |
| Reverse Tilt Dual Mirrors | ✓ | — |
| Heated Mirrors | ✓ | ✓ |
Frontseats
| Feature | INFINITI | Mercedes-Benz |
|---|---|---|
| Front Head Room | 39.9 in. | 40.5 in. |
| Front Leg Room | 39.6 in. | 40.3 in. |
| Front Shoulder Room | 57.9 in. | 59.3 in. |
| Front Hip Room | 55.6 in. | 60.8 in. |
| Seat Material: Leather | ✓ | — |
| Front Seat Type: Bucket | ✓ | ✓ |
| Driver Seat Power Adjustments | 8-way | 10-way |
| Driver Seat Height Adjustment | ✓ | ✓ |
| Driver Seat Lumbar Support | Power | Power |
| Driver Seat Memory Settings | 2 | 3 |
| Passenger Seat Power Adjustments | 8-way | 10-way |
| Passenger Seat Height Adjustment | ✓ | ✓ |
| Driver Seat Heating | Multi-level | Multi-level |
| Passenger Seat Heating | Multi-level | Multi-level |
| Seat Material: Leatherette | — | ✓ |
| Passenger Seat Lumbar Support | — | Power |
| Passenger Seat Memory Settings | — | 3 |
Rearseats
| Feature | INFINITI | Mercedes-Benz |
|---|---|---|
| Rear Head Room | 36.9 in. | 36.9 in. |
| Rear Leg Room | 38.7 in. | 40.9 in. |
| Rear Shoulder Room | 57.1 in. | 58.3 in. |
| Rear Hip Room | 53.8 in. | 59.8 in. |
| Split-Folding Rear Seatback | ✓ | ✓ |
| Reclining Rear Seats | ✓ | ✓ |
| Folding Center Armrest | ✓ | ✓ |
Tires and Wheels
| Feature | INFINITI | Mercedes-Benz |
|---|---|---|
| Wheel Finish | Painted Alloy | Painted Alloy |
| Wheel Diameter | 20 in. | — |
| Tire Size | 255/45R20 | 275/50R20 |
| Run Flat Tires | ✓ | — |
| Wheel Size | — | 20 x 9.0 in |
| Tire Type | — | All Season |
| Spare Tire Type | — | Temporary |
| Spare Tire Location | — | Inside Mounted |
Suspension
| Feature | INFINITI | Mercedes-Benz |
|---|---|---|
| Four-Wheel Independent Suspension | ✓ | ✓ |
| Front Stabilizer Bar | ✓ | ✓ |
| Rear Stabilizer Bar | ✓ | ✓ |
Warranty
| Feature | INFINITI | Mercedes-Benz |
|---|---|---|
| Basic Warranty | 4 yr./ 60000 mi. | 4 yr./ 50000 mi. |
| Drivetrain Warranty | 6 yr./ 70000 mi. | 4 yr./ 50000 mi. |
| Corrosion/Rust Warranty | 7 yr./ unlimited mi. | 4 yr./ 50000 mi. |
| Roadside Assistance | 4 yr./ 60000 mi. | 4 yr./ 50000 mi. |
| Complimentary Scheduled Maintenance | 3 yr./ 22500 mi. | — |
| Hybrid Component Warranty | — | 6 yr./ 62000 mi. |
Frequently Asked Questions
Common questions about comparing the 2025 INFINITI QX55 and 2025 Mercedes-Benz GLE-Class Coupe.
What is the actual fuel consumption difference between these two crossovers?
The 2025 INFINITI QX55 has a combined rating of 25 MPG, while the 2025 Mercedes-Benz GLE-Class Coupe achieves 21 MPG combined, a 4 MPG difference that will add up over the year.
Is the GLE-Class Coupe's higher power worth the premium fuel requirement?
The GLE Coupe requires premium fuel while the QX55 only recommends it, adding to the running cost disparity between the 375 hp Mercedes and the 268 hp INFINITI.
How much bigger is the Mercedes in terms of physical size?
The Mercedes GLE Coupe is noticeably larger, measuring 194.5 inches in length compared to the QX55’s 186.3 inches, and it is also wider and taller, offering a more commanding road presence.
Which vehicle offers better utility for a family of four?
While both are stylish crossovers, the Mercedes offers 31.6 cu ft of cargo capacity, making it more accommodating than the QX55’s 26.9 cu ft for trips or larger grocery hauls.
If performance matters most, what is the gap in horsepower?
The GLE Coupe delivers 107 more horsepower than the QX55, making it the clear choice for enthusiasts wanting faster acceleration and higher overall capability.
What is the upfront cost saving by choosing the INFINITI?
Choosing the QX55 saves you exactly $26,250 at the starting point, moving the MSRP from $76,400 down to a much more accessible $50,150.
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