2025 Mercedes-Benz Maybach GLS vs 2026 INFINITI QX80
Comparison Overview
The primary divergence between the 2025 Mercedes-Benz Maybach GLS and the 2026 INFINITI QX80 lies in their transaction price, with the Maybach commanding an MSRP of $178,450 compared to the QX80’s $83,750, a gulf of $94,700. Performance specifications also show a significant disparity: the Maybach delivers 550 hp, a full 100 hp advantage over the QX80's 450 hp, although the QX80 achieves slightly better fuel economy at 18 combined MPG versus the Maybach's 15 combined MPG. Dimensionally, the QX80 is the physically larger vehicle, measuring 211.2 inches long and 83.3 inches wide, while offering superior utility with 22 cu ft of cargo space compared to the Maybach's 18.4 cu ft. This comparison pits extreme luxury performance against superior entry-level volume and efficiency.
Size Comparison
Performance
Fuel Efficiency
Full Specifications
Our Verdicts
2026 INFINITI QX80
The QX80 offers 3 MPG better combined fuel economy (18 MPG vs. 15 MPG), resulting in lower operational costs for daily driving.
2026 INFINITI QX80
The QX80 provides more functional utility with 22 cu ft of cargo capacity and a wider overall stance compared to the Maybach GLS.
2025 Mercedes-Benz Maybach GLS
The Maybach GLS generates 550 hp, significantly outpacing the QX80's 450 hp output, leading to superior acceleration potential.
2026 INFINITI QX80
With an MSRP that is $94,700 less expensive while still offering 450 hp, the QX80 represents demonstrably greater performance per dollar invested.
Choose the Mercedes-Benz Maybach GLS if...
- Maximum power output is paramount, evidenced by the 550 hp engine.
- A standard 204.9-inch length is preferred over the QX80's full-size 211.2-inch footprint.
- The operational requirement of only 'premium unleaded' fuel is acceptable over the QX80's 'recommended' status for premium.
Choose the INFINITI QX80 if...
- Budget constraints dictate prioritizing value, reflected by the $83,750 MSRP.
- Higher daily efficiency is necessary, benefiting from 18 combined MPG versus Car 1’s 15 MPG.
- Maximum utility is needed, as the 22 cu ft cargo area exceeds the Maybach’s capacity.
Key Dimensions
| Dimension | Mercedes-Benz Maybach GLS | INFINITI QX80 |
|---|---|---|
| Length | 204.9" | 211.2" |
| Width | 79.9" | 83.3" |
| Height | 72.4" | 76.6" |
| Wheelbase | 123.4" | 121.1" |
Features Comparison
Safety
| Feature | Mercedes-Benz | INFINITI |
|---|---|---|
| Blind Spot Monitor | ✓ | ✓ |
| Lane Departure Warning | ✓ | ✓ |
| Lane Keeping Assist System | ✓ | ✓ |
| Front Cross Traffic Alert | ✓ | — |
| Rear Cross Traffic Alert | ✓ | ✓ |
| Driver Attention 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 |
| 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 | ✓ | ✓ |
| Cornering Lights | ✓ | — |
| Integrated Turn Signal Mirrors | ✓ | ✓ |
| Front Headrests | 2 | 2 |
| Front Power Adjustable Headrests | ✓ | — |
| Rear Headrests | 3 | 2 |
| Rear Multi-Adjustable Headrests | ✓ | — |
| Rear Center 3-Point Seatbelt | ✓ | — |
| Anti-Theft Alarm System (Remote) | ✓ | ✓ |
| Engine Immobilizer | ✓ | ✓ |
| Third Row Head Airbags | — | ✓ |
| Front Fog Lights | — | ✓ |
| Front Height Adjustable Headrests | — | ✓ |
| Rear Height Adjustable Headrests | — | ✓ |
Engine
| Feature | Mercedes-Benz | INFINITI |
|---|---|---|
| Base Engine Displacement | 4.0 L | 3.5 L |
| Number of Cylinders | V8 | V6 |
| Base Engine Type | mild hybrid | gas |
| Horsepower | 550 hp @ 6500 rpm | 450 hp @ 5600 rpm |
| Torque | 538 lb-ft @ 5000 rpm | 516 lb-ft @ 3600 rpm |
| Number of Valves | 32 | 24 |
| Camshaft Type | Double overhead cam (DOHC) | Double overhead cam (DOHC) |
| Variable Valve Timing | Variable | Variable |
| Fuel Injection Type | ✓ | ✓ |
Drive Train
| Feature | Mercedes-Benz | INFINITI |
|---|---|---|
| Transmission Type | 9-speed shiftable automatic | 9-speed shiftable automatic |
| Drivetrain Type | all wheel drive | rear wheel drive |
| Center Differential Type | Limited Slip | — |
| Hill Descent Control | ✓ | — |
Fuel
| Feature | Mercedes-Benz | INFINITI |
|---|---|---|
| Fuel Type | premium unleaded (required) | premium unleaded (recommended) |
| EPA Fuel Economy (City/Highway) | 13/18 MPG | 16/20 MPG |
| EPA Fuel Economy (Combined) | 15 MPG | 18 MPG |
| EPA Driving Range (City/Highway) | 309.4/428.4 mi. | 377.6/472.0 mi. |
| Fuel Tank Capacity | 23.8 gal. | 23.6 gal. |
Comfort & Convenience
| Feature | Mercedes-Benz | INFINITI |
|---|---|---|
| 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 | ✓ | ✓ |
| Front View Camera | ✓ | ✓ |
| Side View Camera | ✓ | ✓ |
| Rear View Camera | ✓ | ✓ |
| Front Parking Sensors | ✓ | ✓ |
| Rear Parking Sensors | ✓ | ✓ |
| Automatic Parking Assist | ✓ | — |
| 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 | ✓ | ✓ |
| Heated Steering Wheel | ✓ | ✓ |
| Four Zone Climate Control | ✓ | — |
| Rear Ventilation Ducts with Fan Control | ✓ | ✓ |
| Interior Air Filtration | ✓ | ✓ |
| Sun Sensor | ✓ | — |
| Dual Vanity Mirrors | ✓ | ✓ |
| Auto-Dimming Rearview Mirror | ✓ | ✓ |
| Turn Signal Indicators in Mirrors | ✓ | ✓ |
| 3rd Row Cupholders | — | ✓ |
| Overhead Console with Storage | — | ✓ |
| Manual Rear Seat Easy Entry | — | ✓ |
| Three Zone Climate Control | — | ✓ |
In Car Entertainment
| Feature | Mercedes-Benz | INFINITI |
|---|---|---|
| Infotainment Display | 12.3 in | 14.3 in |
| AM/FM Stereo | ✓ | ✓ |
| Premium Brand Stereo System | Burmester | — |
| Premium Speaker Brand | Burmester | — |
| Stereo Power | 1590W | 600W |
| Speaker System | 27 | 14 |
| Subwoofer Count | 1 | 1 |
| Surround Audio | Discrete | — |
| Android Auto (Wired) | ✓ | — |
| Apple CarPlay (Wired) | ✓ | — |
| USB Port | ✓ | ✓ |
| USB Port with External Media Control | ✓ | ✓ |
| Satellite Radio | With Real Time Traffic | With Real Time Traffic |
| Satellite Radio Subscription Duration | 36 months | — |
| Speed Sensitive Volume Control | ✓ | ✓ |
| Klipsch Speakers | — | ✓ |
| Android Auto (Wireless) | — | ✓ |
| Apple CarPlay (Wireless) | — | ✓ |
| Satellite Radio Trial Period | — | 3 months |
Power Feature
| Feature | Mercedes-Benz | INFINITI |
|---|---|---|
| One-Touch Power Windows | 4 | 4 |
| Sunroof Type | 1st Row Power Fabric Extended | — |
| Moonroof Type | 2nd Row Fixed Glass | 1st Row Power Glass Extended |
| Keyless Entry | ✓ | ✓ |
| Reverse Tilt Dual Mirrors | ✓ | ✓ |
| Heated Mirrors | ✓ | ✓ |
Frontseats
| Feature | Mercedes-Benz | INFINITI |
|---|---|---|
| Front Head Room | 42.5 in. | 39.1 in. |
| Front Leg Room | 40.3 in. | 43.8 in. |
| Front Shoulder Room | 59.3 in. | 64.2 in. |
| Seat Material: Premium Leather | ✓ | — |
| Front Seat Type: Bucket | ✓ | ✓ |
| Driver Seat Power Adjustments | 12-way | 8-way |
| Driver Seat Height Adjustment | ✓ | ✓ |
| Driver Seat Lumbar Support | Power | Power |
| Driver Seat Thigh Extension | ✓ | — |
| Driver Seat Memory Settings | 3 | 2 |
| Passenger Seat Power Adjustments | 12-way | 8-way |
| Passenger Seat Height Adjustment | ✓ | ✓ |
| Passenger Seat Lumbar Support | Power | Power |
| Passenger Seat Thigh Extension | ✓ | — |
| Passenger Seat Memory Settings | 3 | — |
| Driver Seat Heating | Multi-level | Multi-level |
| Passenger Seat Heating | Multi-level | Multi-level |
| Driver Seat Ventilation | ✓ | — |
| Passenger Seat Ventilation | ✓ | — |
| Seat Massage Function | ✓ | — |
| Front Hip Room | — | 59.9 in. |
| Seat Material: Leatherette | — | ✓ |
Rearseats
| Feature | Mercedes-Benz | INFINITI |
|---|---|---|
| Rear Head Room | 40.2 in. | 37.8 in. |
| Rear Leg Room | 43.4 in. | 39.2 in. |
| Rear Shoulder Room | 56.1 in. | 63.7 in. |
| Split-Folding Rear Seatback | ✓ | — |
| Reclining Rear Seats | ✓ | ✓ |
| Folding Center Armrest | ✓ | — |
| Heated Rear Seats (Multi-Level) | ✓ | ✓ |
| Rear Seat Ventilation | ✓ | — |
| Rear Hip Room | — | 59.9 in. |
| Folding Rear Seatback | — | ✓ |
| Fixed Center Armrest | — | ✓ |
| Power Folding Third Row Seat | — | ✓ |
Tires and Wheels
| Feature | Mercedes-Benz | INFINITI |
|---|---|---|
| Wheel Material | Alloy | Alloy |
| Wheel Size | 22 x 11.5 in. | 20 x 8.0 in |
| Tire Type | Performance | All Season |
| Tire Size | 325/40R22 | 275/60R20 |
| Spare Tire Type | — | Full Size Non-Matching |
| Spare Tire Location | — | Underbody Mounted |
Suspension
| Feature | Mercedes-Benz | INFINITI |
|---|---|---|
| Four-Wheel Independent Suspension | ✓ | ✓ |
| Front Stabilizer Bar | ✓ | ✓ |
| Rear Stabilizer Bar | ✓ | ✓ |
Warranty
| Feature | Mercedes-Benz | INFINITI |
|---|---|---|
| Basic Warranty | 4 yr./ 50000 mi. | 4 yr./ 60000 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. | 7 yr./ unlimited mi. |
| Roadside Assistance | 4 yr./ 50000 mi. | 4 yr./ 60000 mi. |
| Complimentary Scheduled Maintenance | — | 3 yr./ 45000 mi. |
Frequently Asked Questions
Common questions about comparing the 2025 Mercedes-Benz Maybach GLS and 2026 INFINITI QX80.
What is the core performance difference between the two SUVs?
The 2025 Maybach GLS leads substantially in raw output with 550 hp, whereas the 2026 QX80 produces 450 hp. This 100 hp deficit means the Maybach should offer quicker acceleration metrics.
Which vehicle offers better fuel economy for long-distance travel?
The 2026 QX80 is more efficient, achieving 18 combined MPG (16 city/20 highway). The Maybach GLS trails slightly with 15 combined MPG (13 city/18 highway).
How does the MSRP difference impact the purchase decision?
The Maybach GLS has an MSRP of $178,450, which is $94,700 more than the QX80's $83,750 starting price. This gap reflects the substantial difference in positioning and luxury appointments.
Is the QX80 significantly larger than the Maybach GLS?
Yes, the QX80 is longer, measuring 211.2 inches compared to the Maybach's 204.9 inches, and wider at 83.3 inches versus 79.9 inches. This results in more interior volume.
Do both vehicles use premium fuel?
Both vehicles specify premium fuel; however, the Maybach GLS strictly requires it, while the QX80 recommends it for its 450 hp engine.
Which vehicle offers better cargo space?
The QX80 wins on pure capacity, providing 22 cubic feet of cargo space behind the third row, compared to the Maybach GLS’s 18.4 cubic feet.
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