Trim Report

GMC Sierra Denali Ultimate2025

Includes:15SIPU4WD|Denali Ultimate
$45,135
Starting From
3,663
Active Listings
Avg Mileage

Sourced from 3,663 dealer listings in the latest market snapshot as of

Min $45,135
Max $100,929
From $45,135
Fresh

2025 GMC Sierra Denali Ultimate Pricing

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Where to Find GMC Sierra Denali Ultimate

Location data for all 2025 GMC Sierra trims combined

40States

The biggest cluster of inventory is in Texas (13%), but the remaining listings are spread across 39 other states nationwide.

GMC Sierra Fuel Economy

EPA fuel economy data for all 2025 GMC Sierra trims

15–64mpg combined
·
14-70city
·
16-59hwy
·
$1,200-$5,450/yr

The 2025 GMC Sierra delivers 15 to 64 MPG combined across 20 powertrain combinations. If fuel cost matters to you, pay attention to engine and drivetrain. The spread is significant.

By Trim
Sierra EV - Automatic (A1)
64mpg
4-Wheel DriveEV
70 city59 hwy~$1,200/yr10/10 Clean
Sierra 2WD - Automatic 10-spd
26mpg
3.0L 6-cyl Turbo · Rear-Wheel DriveDiesel
23 city29 hwy~$3,250/yr5/10 Average
Sierra 4WD - Automatic 10-spd
24mpg
3.0L 6-cyl Turbo · 4-Wheel DriveDiesel
22 city26 hwy~$3,500/yr4/10 Average
Sierra Mud Terrain Tires 4WD - Automatic 10-spd
23mpg
3.0L 6-cyl Turbo · 4-Wheel DriveDiesel
21 city24 hwy~$3,700/yr4/10 Average
Sierra 2WD - Automatic 8-spd
19mpg
2.7L 4-cyl Turbo · Rear-Wheel Drive
18 city21 hwy~$3,550/yr4/10 Average
Sierra 4WD AT4X - Automatic 10-spd
19mpg
3.0L 6-cyl Turbo · 4-Wheel DriveDiesel
19 city20 hwy~$4,450/yr3/10 Poor
Sierra 2WD - Automatic 10-spd
18mpg
5.3L 8-cyl · Rear-Wheel Drive
16 city21 hwy~$3,750/yr4/10 Average
Sierra 4WD - Automatic 10-spd
17mpg
5.3L 8-cyl · 4-Wheel Drive
15 city19 hwy~$3,950/yr3/10 Poor
Sierra 4WD - Automatic 8-spd
17mpg
2.7L 4-cyl Turbo · 4-Wheel Drive
17 city18 hwy~$3,950/yr3/10 Poor
Sierra Mud Terrain Tires 4WD - Automatic 10-spd
17mpg
5.3L 8-cyl · 4-Wheel Drive
15 city19 hwy~$3,950/yr3/10 Poor
Sierra 4WD - Automatic 10-spd
16mpg
6.2L 8-cyl · 4-Wheel Drive
15 city19 hwy~$5,100/yr3/10 Poor
Sierra Cab Chassis 2WD - Automatic 10-spd
16mpg
5.3L 8-cyl · Rear-Wheel Drive
15 city18 hwy~$4,200/yr3/10 Poor
Sierra 4WD AT4X - Automatic 10-spd
15mpg
6.2L 8-cyl · 4-Wheel Drive
14 city16 hwy~$5,450/yr2/10 Poor
Sierra Cab Chassis 4WD - Automatic 10-spd
15mpg
5.3L 8-cyl · 4-Wheel Drive
14 city16 hwy~$4,500/yr2/10 Poor

Source: U.S. Environmental Protection Agency (EPA)

Is the Denali Ultimate Worth It?

Common questions about the 2025 GMC Sierra Denali Ultimate

How does the Denali Ultimate compare to other GMC Sierra trims?

The Denali Ultimate occupies a distinct position in the GMC Sierra range. See how it stacks up on the 2025 overview page.

What should I know about maintaining the 2025 GMC Sierra Denali Ultimate?

Budget for standard Denali Ultimate maintenance plus any trim-specific items. Review the known issues on the model year page for areas to inspect before purchasing.

What are the best years for the GMC Sierra Denali Ultimate?

For the Denali Ultimate, look at the price-to-mileage ratio across model years. Later model years before a redesign tend to be the most refined version of the platform. See the GMC Sierra buyer's guide.

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