2025 Lexus LX vs 2026 INFINITI QX80
Comparison Overview
The most significant numerical divergence between the 2025 Lexus LX and the 2026 INFINITI QX80 is the Manufacturer's Suggested Retail Price (MSRP), with the QX80 positioned $22,250 lower at $83,750 compared to the LX's $106,000 entry point. Despite the lower cost, the QX80 boasts superior output, generating 450 horsepower and 516 lb-ft of torque against the LX's 409 hp and 479 lb-ft. Fuel efficiency shows minimal separation, with the LX achieving a combined 19 MPG versus the QX80's 18 MPG, though both require premium fuel. Dimensionally, the QX80 is substantially larger, offering 22 cubic feet of cargo capacity—nearly double the LX's 11 cubic feet. The LX counters with a slightly more efficient 17/22 City/Highway MPG rating, but its overall footprint (200.5 inches long) is smaller than the QX80's extensive 211.2-inch length.
Size Comparison
Performance
Fuel Efficiency
Full Specifications
Our Verdicts
2025 Lexus LX
The Lexus LX offers slightly better highway fuel economy at 22 MPG versus the QX80's 20 MPG, marginally reducing high-frequency driving costs.
2026 INFINITI QX80
The 2026 INFINITI QX80 provides 22 cu ft of cargo capacity, which is 11 cubic feet more storage than the Lexus LX for transporting gear.
2026 INFINITI QX80
The 2026 INFINITI QX80 delivers higher performance metrics with 450 horsepower and 516 lb-ft of torque compared to the LX's 409 hp and 479 lb-ft.
2026 INFINITI QX80
The INFINITI QX80 offers 41 more horsepower and significantly more cargo space for a price that is $22,250 lower than the Lexus LX.
Choose the Lexus LX if...
- You prioritize the mandated four-wheel drive system standard on the Lexus LX.
- Your usage requires the better highway fuel rating of 22 MPG.
- You prefer a marginally smaller overall vehicle length of 200.5 inches for parking ease.
Choose the INFINITI QX80 if...
- Maximum utility is crucial, evidenced by its 22 cubic feet of cargo capacity.
- You desire higher raw power figures, specifically 450 hp and 516 lb-ft of torque.
- Saving $22,250 upfront by choosing the $83,750 MSRP is a primary purchasing factor.
Key Dimensions
| Dimension | Lexus LX | INFINITI QX80 |
|---|---|---|
| Length | 200.5" | 211.2" |
| Width | 78.3" | 83.3" |
| Height | 74.2" | 76.6" |
| Wheelbase | 112.2" | 121.1" |
Features Comparison
Safety
| Feature | Lexus | INFINITI |
|---|---|---|
| Blind Spot Monitor | ✓ | ✓ |
| Lane Departure Warning | ✓ | ✓ |
| Lane Keeping Assist System | ✓ | ✓ |
| Front Cross Traffic Alert | ✓ | — |
| 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 | ✓ | ✓ |
| Third Row 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 | ✓ | ✓ |
| LED Headlights | ✓ | ✓ |
| Daytime Running Lights | ✓ | ✓ |
| Cornering Lights | ✓ | — |
| Headlight Washers | ✓ | — |
| Front Fog Lights | ✓ | ✓ |
| Integrated Turn Signal Mirrors | ✓ | ✓ |
| Front Headrests | 2 | 2 |
| Front Height Adjustable Headrests | ✓ | ✓ |
| Rear Headrests | 3 | 2 |
| Rear Height Adjustable Headrests | ✓ | ✓ |
| Rear Center 3-Point Seatbelt | ✓ | — |
| Anti-Theft Alarm System (Remote) | ✓ | ✓ |
| Engine Immobilizer | ✓ | ✓ |
| Driver Attention Alert | — | ✓ |
| Brake Preparation System | — | ✓ |
| Headlight Delay-Off | — | ✓ |
Engine
| Feature | Lexus | INFINITI |
|---|---|---|
| Base Engine Displacement | 3.4 L | 3.5 L |
| Number of Cylinders | V6 | V6 |
| Base Engine Type | gas | gas |
| Horsepower | 409 hp @ 5200 rpm | 450 hp @ 5600 rpm |
| Torque | 479 lb-ft @ 2000 rpm | 516 lb-ft @ 3600 rpm |
| Number of Valves | 24 | 24 |
| Camshaft Type | Double overhead cam (DOHC) | Double overhead cam (DOHC) |
| Variable Valve Timing | Variable | Variable |
| Fuel Injection Type | ✓ | ✓ |
Drive Train
| Feature | Lexus | INFINITI |
|---|---|---|
| Transmission Type | 10-speed shiftable automatic | 9-speed shiftable automatic |
| Drivetrain Type | four wheel drive | rear wheel drive |
| 4WD System Type | Full Time | — |
| Transfer Case Gearing | Electronic Hi-Lo | — |
| Locking Hubs | Automatic | — |
| Center Differential Type | Locking | — |
| Hill Descent Control | ✓ | — |
Fuel
| Feature | Lexus | INFINITI |
|---|---|---|
| Fuel Type | premium unleaded (required) | premium unleaded (recommended) |
| EPA Fuel Economy (City/Highway) | 17/22 MPG | 16/20 MPG |
| EPA Fuel Economy (Combined) | 19 MPG | 18 MPG |
| EPA Driving Range (City/Highway) | 358.7/464.2 mi. | 377.6/472.0 mi. |
| Fuel Tank Capacity | 21.1 gal. | 23.6 gal. |
Comfort & Convenience
| Feature | Lexus | 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 | ✓ | ✓ |
| Wireless Charging Pad | ✓ | ✓ |
| Adaptive Cruise Control | ✓ | ✓ |
| Universal Remote Transmitter | ✓ | ✓ |
| Front Cupholders | ✓ | ✓ |
| Rear Cupholders | ✓ | ✓ |
| 3rd Row 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 | ✓ | ✓ |
| Dual Vanity Mirrors | ✓ | ✓ |
| Auto-Dimming Rearview Mirror | ✓ | ✓ |
| Turn Signal Indicators in Mirrors | ✓ | ✓ |
| Cooled Storage Compartment | ✓ | — |
| Overhead Console with Storage | — | ✓ |
| Manual Rear Seat Easy Entry | — | ✓ |
| Three Zone Climate Control | — | ✓ |
In Car Entertainment
| Feature | Lexus | INFINITI |
|---|---|---|
| Infotainment Display | 12.3 in | 14.3 in |
| AM/FM Stereo | ✓ | ✓ |
| Speaker System | 10 | 14 |
| Android Auto (Wireless) | ✓ | ✓ |
| Apple CarPlay (Wireless) | ✓ | ✓ |
| USB Port | ✓ | ✓ |
| Auxiliary Audio Input | ✓ | — |
| USB Port with External Media Control | ✓ | ✓ |
| Satellite Radio | ✓ | With Real Time Traffic |
| Satellite Radio Trial Period | 3 months | 3 months |
| Klipsch Speakers | — | ✓ |
| Stereo Power | — | 600W |
| Subwoofer Count | — | 1 |
| Speed Sensitive Volume Control | — | ✓ |
Power Feature
| Feature | Lexus | INFINITI |
|---|---|---|
| One-Touch Power Windows | 4 | 4 |
| Moonroof Type | 1st Row Power Glass | 1st Row Power Glass Extended |
| Keyless Entry | ✓ | ✓ |
| Reverse Tilt Passenger Mirror | ✓ | — |
| Heated Mirrors | ✓ | ✓ |
| Reverse Tilt Dual Mirrors | — | ✓ |
Frontseats
| Feature | Lexus | INFINITI |
|---|---|---|
| Front Head Room | 37.8 in. | 39.1 in. |
| Front Leg Room | 41.1 in. | 43.8 in. |
| Front Shoulder Room | 61.4 in. | 64.2 in. |
| Front Hip Room | 59.6 in. | 59.9 in. |
| Seat Material: Leather | ✓ | — |
| Front Seat Type: Bucket | ✓ | ✓ |
| Driver Seat Power Adjustments | 10-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 | 8-way | 8-way |
| Passenger Seat Height Adjustment | ✓ | ✓ |
| Passenger Seat Lumbar Support | Power | Power |
| Driver Seat Heating | Multi-level | Multi-level |
| Passenger Seat Heating | Multi-level | Multi-level |
| Driver Seat Ventilation | ✓ | — |
| Passenger Seat Ventilation | ✓ | — |
| Seat Material: Leatherette | — | ✓ |
Rearseats
| Feature | Lexus | INFINITI |
|---|---|---|
| Rear Head Room | 38.9 in. | 37.8 in. |
| Rear Leg Room | 36.6 in. | 39.2 in. |
| Rear Shoulder Room | 58.8 in. | 63.7 in. |
| Rear Hip Room | 58.8 in. | 59.9 in. |
| Split-Folding Rear Seatback | ✓ | — |
| Folding Center Armrest | ✓ | — |
| Heated Rear Seats (Multi-Level) | ✓ | ✓ |
| Power Folding Third Row Seat | ✓ | ✓ |
| Folding Rear Seatback | — | ✓ |
| Reclining Rear Seats | — | ✓ |
| Fixed Center Armrest | — | ✓ |
Tires and Wheels
| Feature | Lexus | INFINITI |
|---|---|---|
| Wheel Material | Alloy | Alloy |
| Wheel Diameter | 20 in. | — |
| Tire Type | All Season | All Season |
| Tire Size | ✓ | 275/60R20 |
| Spare Tire Type | Full Size Non-Matching | Full Size Non-Matching |
| Spare Tire Location | Underbody Mounted | Underbody Mounted |
| Wheel Size | — | 20 x 8.0 in |
Suspension
| Feature | Lexus | INFINITI |
|---|---|---|
| Front Suspension Type | Independent | — |
| Stabilizer Bar | ✓ | — |
| Four-Wheel Independent Suspension | — | ✓ |
| Front Stabilizer Bar | — | ✓ |
| Rear Stabilizer Bar | — | ✓ |
Warranty
| Feature | Lexus | INFINITI |
|---|---|---|
| Basic Warranty | 4 yr./ 50000 mi. | 4 yr./ 60000 mi. |
| Drivetrain Warranty | 6 yr./ 70000 mi. | 6 yr./ 70000 mi. |
| Corrosion/Rust Warranty | 6 yr./ unlimited mi. | 7 yr./ unlimited mi. |
| Roadside Assistance | 4 yr./ unlimited mi. | 4 yr./ 60000 mi. |
| Complimentary Scheduled Maintenance | 1 yr./ 10000 mi. | 3 yr./ 45000 mi. |
Frequently Asked Questions
Common questions about comparing the 2025 Lexus LX and 2026 INFINITI QX80.
What is the primary mechanical difference between the 2025 Lexus LX and the 2026 INFINITI QX80?
The Lexus LX utilizes a 10-speed shiftable automatic transmission paired with a 409 hp engine, while the QX80 uses a 9-speed shiftable automatic transmission connected to a more potent 450 hp engine.
How does the base price impact the value proposition of these two luxury SUVs?
The INFINITI QX80 has a $22,250 lower starting MSRP ($83,750) than the Lexus LX ($106,000). When factoring in the QX80's superior torque (516 lb-ft vs. 479 lb-ft), its initial cost represents a better performance-per-dollar metric.
Which vehicle offers superior utility for large cargo loads?
The 2026 INFINITI QX80 is the clear winner for cargo, offering 22 cubic feet, which is precisely double the 11 cubic feet provided by the 2025 Lexus LX.
Are there differences in required fuel types between the two models?
Yes, the Lexus LX explicitly requires premium unleaded fuel to achieve its 19 MPG combined rating. The INFINITI QX80 only recommends premium unleaded, providing some flexibility despite its slightly lower 18 MPG combined rating.
Considering overall dimensions, is one vehicle significantly larger than the other?
The QX80 is noticeably larger across all dimensions, standing 76.6 inches tall (vs. LX's 74.2 inches) and measuring 211.2 inches long (vs. LX's 200.5 inches), giving it a wider stance as well.
Which vehicle has the superior drivetrain configuration for varied terrain?
The Lexus LX comes standard with a four-wheel drive system, offering permanent capability for off-road or adverse conditions, whereas the INFINITI QX80 is specified with a rear-wheel drive setup in its base trim.
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