2025 Audi SQ5 Sportback vs 2025 INFINITI QX55
Comparison Overview
Deciding between performance punch and pocket-soothing savings is the main hurdle when comparing the 2025 Audi SQ5 Sportback and the 2025 INFINITI QX55. The Audi brings serious muscle with 349 hp and 369 lb-ft of torque, making it the clear choice for speed enthusiasts, but it demands a steep premium, starting at $61,800 compared to the QX55's $50,150—a difference of $11,650. Fuel efficiency is also a major split: the QX55 nets a more efficient 25 MPG combined, significantly outpacing the SQ5 Sportback's 21 MPG combined. While the Audi is slightly shorter at 184.6 inches versus the INFINITI's 186.3 inches, the QX55 offers marginally more cargo space at 26.9 cu ft versus 24.7 cu ft. Ultimately, this comparison pits raw German performance against Japanese value.
Size Comparison
Performance
Fuel Efficiency
Full Specifications
Our Verdicts
2025 INFINITI QX55
The QX55 is the winner for commuters due to its superior 25 MPG combined fuel economy versus the SQ5 Sportback's 21 MPG.
2025 INFINITI QX55
Families will appreciate the slightly larger 26.9 cu ft of cargo capacity in the QX55 compared to the SQ5 Sportback's 24.7 cu ft.
2025 Audi SQ5 Sportback
The 2025 Audi SQ5 Sportback decisively wins for driving excitement, offering 349 hp and 369 lb-ft of torque.
2025 INFINITI QX55
The QX55 provides much better value, boasting an MSRP of $50,150, which is $11,650 less than the SQ5 Sportback.
Choose the Audi SQ5 Sportback if...
- You prioritize acceleration and power, needing the 349 hp provided by the SQ5 Sportback's powertrain.
- You want the assured grip of the Quattro AWD paired with an 8-speed shiftable automatic transmission.
- You prefer a slightly more compact exterior footprint, measuring 184.6 inches in length.
Choose the INFINITI QX55 if...
- Saving money is paramount, given the $50,150 starting MSRP versus the Audi's $61,800.
- You seek better fuel savings, realizing an extra 4 MPG combined (25 MPG vs 21 MPG).
- You need maximum utility, as the QX55 provides 26.9 cu ft of cargo space.
Key Dimensions
| Dimension | Audi SQ5 Sportback | INFINITI QX55 |
|---|---|---|
| Length | 184.6" | 186.3" |
| Width | 74.5" | 74.9" |
| Height | 65.4" | 63.8" |
| Wheelbase | 111.0" | 110.2" |
Features Comparison
Safety
| Feature | Audi | INFINITI |
|---|---|---|
| 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 | ✓ | ✓ |
| 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 Preparation System | ✓ | — |
| Brake Assist | ✓ | ✓ |
| Tire Pressure Monitoring System | ✓ | ✓ |
| Automatic Headlights | ✓ | ✓ |
| Headlight Delay-Off | ✓ | ✓ |
| LED Headlights | ✓ | ✓ |
| Daytime Running Lights | ✓ | ✓ |
| Integrated Turn Signal Mirrors | ✓ | ✓ |
| Front Headrests | 2 | 2 |
| Front Multi-Adjustable Headrests | ✓ | — |
| Rear Headrests | 3 | 3 |
| Rear Height Adjustable Headrests | ✓ | ✓ |
| Rear Center 3-Point Seatbelt | ✓ | ✓ |
| Anti-Theft Alarm System (Remote) | ✓ | ✓ |
| Engine Immobilizer | ✓ | ✓ |
| Dual Rear Side-Mounted Airbags | — | ✓ |
| Front Fog Lights | — | ✓ |
| Front Height Adjustable Headrests | — | ✓ |
Engine
| Feature | Audi | INFINITI |
|---|---|---|
| Base Engine Displacement | 3.0 L | 2.0 L |
| Number of Cylinders | V6 | inline 4 |
| Base Engine Type | gas | gas |
| Horsepower | 349 hp | 268 hp @ 5600 rpm |
| Torque | 369 lb-ft | 280 lb-ft @ 4800 rpm |
| Number of Valves | 24 | 16 |
| Camshaft Type | Double overhead cam (DOHC) | Double overhead cam (DOHC) |
| Variable Valve Timing | Variable | Variable |
| Fuel Injection Type | ✓ | ✓ |
Drive Train
| Feature | Audi | INFINITI |
|---|---|---|
| Transmission Type | 8-speed shiftable automatic | continuously variable-speed automatic |
| Drivetrain Type | all wheel drive | all wheel drive |
| Center Differential Type | Limited Slip | Limited Slip |
| Hill Descent Control | ✓ | — |
Fuel
| Feature | Audi | INFINITI |
|---|---|---|
| Fuel Type | premium unleaded (recommended) | premium unleaded (recommended) |
| EPA Fuel Economy (City/Highway) | 19/24 MPG | 22/28 MPG |
| EPA Fuel Economy (Combined) | 21 MPG | 25 MPG |
| EPA Driving Range (City/Highway) | 351.5/444.0 mi. | 352.0/448.0 mi. |
| Fuel Tank Capacity | 18.5 gal. | 16.0 gal. |
Comfort & Convenience
| Feature | Audi | INFINITI |
|---|---|---|
| Push Button Start | ✓ | ✓ |
| Power Tilt and Telescopic Steering Wheel | ✓ | ✓ |
| Transmission Controls on Steering Wheel | ✓ | ✓ |
| Audio Controls on Steering Wheel | ✓ | ✓ |
| Electric Power Steering | ✓ | ✓ |
| Rear View Camera | ✓ | ✓ |
| Front Parking Sensors | ✓ | — |
| Rear Parking Sensors | ✓ | ✓ |
| 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 | ✓ | — |
| Three Zone Climate Control | ✓ | — |
| Rear Ventilation Ducts with Fan Control | ✓ | — |
| Interior Air Filtration | ✓ | — |
| Dual Vanity Mirrors | ✓ | ✓ |
| Auto-Dimming Rearview Mirror | ✓ | ✓ |
| Turn Signal Indicators in Mirrors | ✓ | ✓ |
| Cruise Control on Steering Wheel | — | ✓ |
| Wireless Charging Pad | — | ✓ |
| Dual Zone Climate Control | — | ✓ |
| Rear Ventilation Ducts | — | ✓ |
In Car Entertainment
| Feature | Audi | INFINITI |
|---|---|---|
| Infotainment Display | 10.1 in | 8.0 in |
| AM/FM Stereo | ✓ | ✓ |
| Stereo Power | 180W | — |
| Speaker System | 10 | 6 |
| Android Auto (Wired) | ✓ | ✓ |
| Apple CarPlay (Wireless) | ✓ | — |
| USB Port | ✓ | ✓ |
| USB Port with External Media Control | ✓ | ✓ |
| Apple CarPlay (Wired) | — | ✓ |
| Satellite Radio | — | ✓ |
| Satellite Radio Trial Period | — | 3 months |
Power Feature
| Feature | Audi | INFINITI |
|---|---|---|
| One-Touch Power Windows | 4 | 4 |
| Moonroof Type | 1st Row Power Glass Extended | 1st Row Power Glass |
| Keyless Entry | ✓ | ✓ |
| Heated Mirrors | ✓ | ✓ |
| Reverse Tilt Dual Mirrors | — | ✓ |
Frontseats
| Feature | Audi | INFINITI |
|---|---|---|
| Front Head Room | 38.0 in. | 39.9 in. |
| Front Leg Room | 40.9 in. | 39.6 in. |
| Front Shoulder Room | 57.7 in. | 57.9 in. |
| Seat Material: Leather/Sueded Microfiber | ✓ | — |
| Front Seat Type: Sport | ✓ | — |
| Driver Seat Power Adjustments | 8-way | 8-way |
| Driver Seat Height Adjustment | ✓ | ✓ |
| Driver Seat Lumbar Support | Power | Power |
| Passenger Seat Power Adjustments | 8-way | 8-way |
| Passenger Seat Height Adjustment | ✓ | ✓ |
| Passenger Seat Lumbar Support | Power | — |
| Driver Seat Heating | Multi-level | Multi-level |
| Passenger Seat Heating | Multi-level | Multi-level |
| Front Hip Room | — | 55.6 in. |
| Seat Material: Leather | — | ✓ |
| Front Seat Type: Bucket | — | ✓ |
| Driver Seat Memory Settings | — | 2 |
Rearseats
| Feature | Audi | INFINITI |
|---|---|---|
| Rear Head Room | 37.5 in. | 36.9 in. |
| Rear Leg Room | 38.0 in. | 38.7 in. |
| Rear Shoulder Room | 56.5 in. | 57.1 in. |
| Split-Folding Rear Seatback | ✓ | ✓ |
| Reclining Rear Seats | ✓ | ✓ |
| Folding Rear Seat Feature | ✓ | — |
| Pass-Thru Center Armrest | ✓ | — |
| Rear Hip Room | — | 53.8 in. |
| Folding Center Armrest | — | ✓ |
Tires and Wheels
| Feature | Audi | INFINITI |
|---|---|---|
| Wheel Material | Alloy | — |
| Wheel Size | 20 x 8.0 in | — |
| Tire Type | Performance | — |
| Tire Size | 255/45R20 | 255/45R20 |
| Spare Tire Type | Temporary | — |
| Spare Tire Location | Inside Mounted | — |
| Wheel Finish | — | Painted Alloy |
| Wheel Diameter | — | 20 in. |
| Run Flat Tires | — | ✓ |
Suspension
| Feature | Audi | INFINITI |
|---|---|---|
| Four-Wheel Independent Suspension | ✓ | ✓ |
| Front Stabilizer Bar | ✓ | ✓ |
| Rear Stabilizer Bar | ✓ | ✓ |
Warranty
| Feature | Audi | INFINITI |
|---|---|---|
| Basic Warranty | 4 yr./ 50000 mi. | 4 yr./ 60000 mi. |
| Drivetrain Warranty | 4 yr./ 50000 mi. | 6 yr./ 70000 mi. |
| Corrosion/Rust Warranty | 12 yr./ unlimited mi. | 7 yr./ unlimited mi. |
| Roadside Assistance | 4 yr./ unlimited mi. | 4 yr./ 60000 mi. |
| Complimentary Scheduled Maintenance | — | 3 yr./ 22500 mi. |
Frequently Asked Questions
Common questions about comparing the 2025 Audi SQ5 Sportback and 2025 INFINITI QX55.
What is the main performance difference between the 2025 SQ5 Sportback and the 2025 QX55?
The Audi SQ5 Sportback is significantly more powerful, boasting 349 hp and 369 lb-ft of torque. In contrast, the INFINITI QX55 produces 268 hp and 280 lb-ft of torque.
How much more does the Audi SQ5 Sportback cost compared to the INFINITI QX55?
The Audi SQ5 Sportback commands a starting MSRP of $61,800, making it $11,650 more expensive than the QX55, which starts at $50,150.
Which crossover offers better fuel economy for daily driving?
The INFINITI QX55 is the clear efficiency winner, achieving 25 MPG combined (22 City/28 Highway). The Audi SQ5 Sportback is rated at only 21 MPG combined (19 City/24 Highway).
Are the dimensions very different between these two coupe-style crossovers?
They are close in size, but the QX55 is slightly longer at 186.3 inches compared to the SQ5 Sportback's 184.6 inches. The Audi is slightly taller at 65.4 inches versus the INFINITI's 63.8 inches.
Do these vehicles use the same type of transmission?
No, they utilize different systems; the SQ5 Sportback uses an 8-speed shiftable automatic transmission, whereas the QX55 employs a continuously variable-speed automatic transmission (CVT).
If I prioritize cargo room, which model should I lean toward?
You should lean toward the INFINITI QX55, as it offers 26.9 cu ft of cargo capacity, beating the Audi SQ5 Sportback’s 24.7 cu ft.
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