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INFINITI QX80 vs GMC Sierra 1500 - Differences and prices compared

Compare performance (450 HP vs 420 HP), trunk space and price (82,500 $ vs 38,300 $ ) at a glance. See which model fits your needs and budget better – INFINITI QX80 or GMC Sierra 1500?

INFINITI QX80 vs GMC Sierra 1500: Key differences

INFINITI QX80

  • barely more power

GMC Sierra 1500

  • clearly cheaper
  • markedly more efficient

Here’s where it gets real: The technical differences in detail

QX80

Costs and Efficiency:

Looking at overall running costs, both models reveal some interesting differences in everyday economy.

GMC Sierra 1500 is clearly cheaper – starting at 38,300 $ , while the INFINITI QX80 costs 82,500 $ . That’s a price difference of around 44,150 $.

When it comes to city fuel economy, the GMC Sierra 1500 performs markedly better – achieving 23 mpg, compared to 16 mpg for the INFINITI QX80. That’s a difference of about 7 mpg.

Sierra 1500

Engine and Performance:

Power, torque and acceleration are the classic benchmarks for car enthusiasts – and here, some clear differences start to show.

When it comes to engine power, the INFINITI QX80 offers barely more power – delivering 450 HP compared to 420 HP. That’s roughly 30 HP more horsepower.

There’s also a difference in torque: the INFINITI QX80 delivers only slightly more torque with 516 lb-ft compared to 495 lb-ft. That’s about 21 lb-ft more.

QX80

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Seats: INFINITI QX80 offers more seats – 7 vs 6.

Who wins the race in the data check?

The GMC Sierra 1500 holds a decisive overall lead in the objective data comparison.
This result only shows which model scores more points on paper – not which of the two cars feels right for you.

from $38,300
Sierra 1500

GMC Sierra 1500

  • Engine Type : Gasoline
  • Transmission : Automatic
  • Drive Type : Rear Wheel, All Wheel
  • Power HP : 305 - 420 HP
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Costs and Consumption
View detailed analysis

Engine and Performance
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General
View detailed analysis

INFINITI QX80

The INFINITI QX80 stands out as a luxurious full-size SUV designed to impress with its bold exterior and upscale interior features. Its commanding presence is matched by a refined driving experience, allowing both comfort and power to harmoniously coexist. With a spacious cabin and advanced safety technologies, the QX80 is crafted for those who seek both luxury and practicality in their travels.

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GMC Sierra 1500

The GMC Sierra 1500 stands out as a formidable pickup truck, combining rugged design with luxurious amenities. This model offers a powerful driving experience with its range of robust engine options, making it suitable for both work and everyday use. Inside, the Sierra 1500 boasts a spacious and high-tech cabin, ensuring comfort and connectivity for all passengers.

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Reviews GMC Sierra 1500

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INFINITI QX80
GMC Sierra 1500

Costs and Consumption
Price
82,500 - 109,900 $
Price
38,300 - 84,200 $
FuelEconomy City
16 mpg
FuelEconomy City
15 - 23 mpg
FuelEconomy Hwy
19 - 20 MPG
FuelEconomy Hwy
19 - 27 MPG
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
Fuel tank capacity
23.6 gal
Fuel tank capacity
24 - 28 gal

Dimensions and Body
Body Type
SUV
Body Type
Pickup
Seats
7
Seats
3 - 6
Doors
-
Doors
-
Curb weight
5,816 - 6,204 lbs
Curb weight
-
Trunk Volume
-
Trunk Volume
-
Length
211.2 in.
Length
210.97 - 242.45 in.
Width
83.3 in.
Width
81.15 - 81.24 in.
Height
76 - 77 in.
Height
75 - 78 in.

Engine and Performance
Engine Type
Gasoline
Engine Type
Gasoline
Transmission
Automatic
Transmission
Automatic
Drive Type
Rear Wheel, All Wheel
Drive Type
Rear Wheel, All Wheel
Power HP
450 HP
Power HP
305 - 420 HP
Torque
516 lb-ft
Torque
383 - 495 lb-ft
Number of Cylinders
-
Number of Cylinders
-
Engine Displacement
3.5 L
Engine Displacement
5.3 - 6.2 L
Gears
-
Gears
-

General
Model Year
2,025
Model Year
2,025
Brand
INFINITI
Brand
GMC
How much does the INFINITI QX80 cost?

Base pricing begins at 82,500 $.

DriveDuel uses data analysis and artificial intelligence to evaluate vehicle data and create content. Content is regularly reviewed and improved. Prices shown are manufacturer suggested retail prices (MSRP). Taxes, registration fees and dealer charges are not included.