2025 INFINITI QX55 vs 2026 Nissan Armada
Comparison Overview
Choosing between the sleek, smaller 2025 INFINITI QX55 and the massive 2026 Nissan Armada often comes down to a fundamental question: do you prioritize efficiency and nimble handling, or sheer power and capacity? The QX55 leads comfortably on efficiency, boasting a combined 25 MPG versus the Armada's 18 MPG, which translates to significant annual savings, especially considering both recommend premium fuel. Size matters greatly too; the Armada stretches 209.6 inches long, dwarfing the QX55 at 186.3 inches. However, for those seeking grunt, the Armada’s 425 horsepower and 516 lb-ft of torque crush the QX55’s 268 hp and 280 lb-ft. This performance gap is substantial, yet the QX55 undercuts the Armada by $8,690, offering a luxury experience for less money. Cargo space also splits, with the QX55 offering 26.9 cu ft compared to the Armada's 20.4 cu ft.
Size Comparison
Performance
Fuel Efficiency
Full Specifications
Our Verdicts
2025 INFINITI QX55
The QX55 wins for commuters due to its superior 25 MPG combined fuel economy compared to the Armada's 18 MPG.
2026 Nissan Armada
The larger 2026 Nissan Armada provides more substantial exterior dimensions and passenger/towing potential necessary for larger families, despite having slightly less listed cargo volume than car1.
2026 Nissan Armada
Enthusiasts will prefer the Armada's massive 425 horsepower and 516 lb-ft of torque output for thrilling acceleration.
2025 INFINITI QX55
The QX55 offers a lower entry point at $50,150 while achieving better fuel economy, delivering better overall running costs.
Choose the INFINITI QX55 if...
- Your primary driving involves city commuting where the 22 MPG city rating will save you money.
- You want to keep the initial purchase price lower, as the QX55 starts $8,690 less than the Armada.
- You prefer a slightly more maneuverable vehicle that is 23.3 inches shorter in length (186.3 inches vs 209.6 inches).
Choose the Nissan Armada if...
- You need extreme power, benefiting from the Armada's 157 hp advantage over the QX55.
- You regularly haul heavy loads or require maximum towing capacity (implied by its large SUV structure and high torque).
- You value the security and traction of the Armada's standard Rear Wheel Drive setup over the QX55’s AWD.
Key Dimensions
| Dimension | INFINITI QX55 | Nissan Armada |
|---|---|---|
| Length | 186.3" | 209.6" |
| Width | 74.9" | 83.3" |
| Height | 63.8" | 76.6" |
| Wheelbase | 110.2" | 121.1" |
Features Comparison
Safety
| Feature | INFINITI | Nissan |
|---|---|---|
| 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 | — | ✓ |
| Third Row Head Airbags | — | ✓ |
Engine
| Feature | INFINITI | Nissan |
|---|---|---|
| Base Engine Displacement | 2.0 L | 3.5 L |
| Number of Cylinders | inline 4 | V6 |
| Base Engine Type | gas | gas |
| Horsepower | 268 hp @ 5600 rpm | 425 hp @ 5600 rpm |
| Torque | 280 lb-ft @ 4800 rpm | 516 lb-ft @ 3600 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 | Nissan |
|---|---|---|
| Transmission Type | continuously variable-speed automatic | 9-speed shiftable automatic |
| Drivetrain Type | all wheel drive | rear wheel drive |
| Center Differential Type | Limited Slip | — |
Fuel
| Feature | INFINITI | Nissan |
|---|---|---|
| Fuel Type | premium unleaded (recommended) | premium unleaded (recommended) |
| EPA Fuel Economy (City/Highway) | 22/28 MPG | 16/20 MPG |
| EPA Fuel Economy (Combined) | 25 MPG | 18 MPG |
| EPA Driving Range (City/Highway) | 352.0/448.0 mi. | 377.6/472.0 mi. |
| Fuel Tank Capacity | 16.0 gal. | 23.6 gal. |
Comfort & Convenience
| Feature | INFINITI | Nissan |
|---|---|---|
| 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 | ✓ | ✓ |
| Tilt and Telescopic Steering Wheel | — | ✓ |
| Front Parking Sensors | — | ✓ |
| 3rd Row Cupholders | — | ✓ |
| Manual Rear Seat Easy Entry | — | ✓ |
| Rear Climate Control | — | ✓ |
| Rear Ventilation Ducts with Fan Control | — | ✓ |
| Interior Air Filtration | — | ✓ |
In Car Entertainment
| Feature | INFINITI | Nissan |
|---|---|---|
| Infotainment Display | 8.0 in | 12.3 in |
| AM/FM Stereo | ✓ | ✓ |
| Speaker System | 6 | 6 |
| Android Auto (Wired) | ✓ | — |
| Apple CarPlay (Wired) | ✓ | — |
| USB Port | ✓ | ✓ |
| USB Port with External Media Control | ✓ | ✓ |
| Satellite Radio | ✓ | ✓ |
| Satellite Radio Trial Period | 3 months | 3 months |
| Android Auto (Wireless) | — | ✓ |
| Apple CarPlay (Wireless) | — | ✓ |
| Radio Data System (RDS) | — | ✓ |
Power Feature
| Feature | INFINITI | Nissan |
|---|---|---|
| One-Touch Power Windows | 4 | 2 |
| Moonroof Type | 1st Row Power Glass | — |
| Keyless Entry | ✓ | ✓ |
| Reverse Tilt Dual Mirrors | ✓ | — |
| Heated Mirrors | ✓ | ✓ |
Frontseats
| Feature | INFINITI | Nissan |
|---|---|---|
| Front Head Room | 39.9 in. | 41.6 in. |
| Front Leg Room | 39.6 in. | 43.8 in. |
| Front Shoulder Room | 57.9 in. | 64.2 in. |
| Front Hip Room | 55.6 in. | 59.9 in. |
| Seat Material: Leather | ✓ | — |
| Front Seat Type: Bucket | ✓ | ✓ |
| Driver Seat Power Adjustments | 8-way | 8-way |
| Driver Seat Height Adjustment | ✓ | ✓ |
| Driver Seat Lumbar Support | Power | — |
| Driver Seat Memory Settings | 2 | — |
| Passenger Seat Power Adjustments | 8-way | 4-way |
| Passenger Seat Height Adjustment | ✓ | — |
| Driver Seat Heating | Multi-level | — |
| Passenger Seat Heating | Multi-level | — |
| Seat Material: Leatherette | — | ✓ |
Rearseats
| Feature | INFINITI | Nissan |
|---|---|---|
| Rear Head Room | 36.9 in. | 40.0 in. |
| Rear Leg Room | 38.7 in. | 39.2 in. |
| Rear Shoulder Room | 57.1 in. | 63.7 in. |
| Rear Hip Room | 53.8 in. | 59.9 in. |
| Split-Folding Rear Seatback | ✓ | ✓ |
| Reclining Rear Seats | ✓ | — |
| Folding Center Armrest | ✓ | ✓ |
| Manual Folding Third Row Seat | — | ✓ |
Tires and Wheels
| Feature | INFINITI | Nissan |
|---|---|---|
| Wheel Finish | Painted Alloy | — |
| Wheel Diameter | 20 in. | — |
| Tire Size | 255/45R20 | 265/70R18 |
| Run Flat Tires | ✓ | — |
| Wheel Material | — | Alloy |
| Wheel Size | — | 18 x 8.0 in |
| Tire Type | — | All Season |
| Spare Tire Type | — | Full Size Non-Matching |
| Spare Tire Location | — | Underbody Mounted |
Suspension
| Feature | INFINITI | Nissan |
|---|---|---|
| Four-Wheel Independent Suspension | ✓ | ✓ |
| Front Stabilizer Bar | ✓ | ✓ |
| Rear Stabilizer Bar | ✓ | ✓ |
Warranty
| Feature | INFINITI | Nissan |
|---|---|---|
| Basic Warranty | 4 yr./ 60000 mi. | 3 yr./ 36000 mi. |
| Drivetrain Warranty | 6 yr./ 70000 mi. | 5 yr./ 60000 mi. |
| Corrosion/Rust Warranty | 7 yr./ unlimited mi. | 5 yr./ unlimited mi. |
| Roadside Assistance | 4 yr./ 60000 mi. | 3 yr./ 36000 mi. |
| Complimentary Scheduled Maintenance | 3 yr./ 22500 mi. | — |
Frequently Asked Questions
Common questions about comparing the 2025 INFINITI QX55 and 2026 Nissan Armada.
What is the actual fuel cost difference between the QX55 and the Armada?
Since both require premium fuel, the QX55's 25 MPG combined rating offers a significant advantage over the Armada's 18 MPG combined, meaning the Armada will cost substantially more to run weekly.
Is the size difference noticeable between these two crossovers/SUVs?
Yes, the Armada is significantly larger, measuring 209.6 inches long compared to the QX55's 186.3 inches; this extra 23.3 inches likely translates to more interior space for passengers.
Do both vehicles require expensive fuel?
Based on the specifications provided, both the 2025 INFINITI QX55 and the 2026 Nissan Armada list their required fuel type as 'premium unleaded (recommended)'.
Which vehicle is better for performance driving?
The 2026 Nissan Armada is the clear performance choice, delivering 425 horsepower and 516 lb-ft of torque, which drastically outperforms the QX55's 268 hp and 280 lb-ft.
How does cargo space compare, given the exterior size difference?
Interestingly, the smaller QX55 offers more listed cargo capacity at 26.9 cu ft, while the much larger Armada provides 20.4 cu ft, suggesting the Armada prioritizes passenger volume or rugged architecture.
What is the primary cost difference buyers need to consider?
The 2026 Nissan Armada has a starting MSRP of $58,840, which is $8,690 more expensive than the 2025 INFINITI QX55’s starting price of $50,150.
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