Chevrolet Silverado 2500HD High Country vs. GMC Sierra 2500HD Denali
iSeeCars' unbiased and data-driven comparison of the Chevrolet Silverado 2500HD High Country and GMC Sierra 2500HD Denali contrasts the two cars across a broad spectrum of vehicle specifications to determine which car is better. In addition to comparing pricing and specs, iSeeCars uses all the ratings, rankings, and insights from its comprehensive analyses of each vehicle model, including calculations of reliability, safety, depreciation, value retention, and the vehicle's projected lifetime recalls (based on analyzing over 25 billion data points). This in-depth evaluation is used to identify which vehicle represents a better overall choice for shoppers who are considering both the Chevrolet Silverado 2500HD High Country and the GMC Sierra 2500HD Denali.
When comparing the Chevrolet Silverado 2500HD High Country's and the GMC Sierra 2500HD Denali's specifications and ratings, the Chevrolet Silverado 2500HD High Country has the advantage in the areas of new vehicle base pricing and typical lower range of pricing for one- to five-year-old used cars. The GMC Sierra 2500HD Denali has the advantage in the areas of reliability, resale value and overall quality score. The Chevrolet Silverado 2500HD High Country and GMC Sierra 2500HD Denali have the same base engine power. Based on this comparison of the Chevrolet Silverado 2500HD High Country's and the GMC Sierra 2500HD Denali's specifications and ratings, the GMC Sierra 2500HD Denali is a better car than the Chevrolet Silverado 2500HD High Country.
Pricing: A used 2024 Chevrolet Silverado 2500HD High Country ranges from $70,998 to $89,356 while a used 2024 GMC Sierra 2500HD Denali is priced between $75,992 to $93,958. For a new model, the Chevrolet Silverado 2500HD High Country's price is between $76,438 and $90,782, with the GMC Sierra 2500HD Denali priced between $79,241 and $93,193.
Resale/Retained Value: Looking at the 5-year depreciation rate for both models, the Chevrolet Silverado 2500HD High Country loses 26.8 percent of its value and the GMC Sierra 2500HD Denali loses 25.8 percent of its value. This means the GMC Sierra 2500HD Denali retains 0.9 percentage points more of its value and has the advantage of higher resale value versus the Chevrolet Silverado 2500HD High Country.
Quality Rating: The iSeeCars Overall Quality rating for the Chevrolet Silverado 2500HD is 8.7 out of 10 while the GMC Sierra 2500HD's quality rating is 8.8 out of 10. This results in the Chevrolet Silverado 2500HD being ranked 8 out of 9 Best Heavy Duty Trucks and the GMC Sierra 2500HD being ranked 6 out of 9.
Reliability Rating: iSeeCars’ Reliability Rating for the Chevrolet Silverado 2500HD is 9.3 out of 10. For the GMC Sierra 2500HD the reliability rating is 9.5 out of 10. This gives the GMC Sierra 2500HD a slight advantage in reliability compared to the Chevrolet Silverado 2500HD.
Engine Power and Fuel Efficiency Comparison: For engine performance, the base engine of both the Chevrolet Silverado 2500HD High Country and the GMC Sierra 2500HD Denali makes 401 horsepower.
Available Cab Types and Bed Lengths: Both the Chevrolet Silverado 2500HD High Country and the GMC Sierra 2500HD Denali are available in Crew Cab configuration. Both the Chevrolet Silverado 2500HD High Country and the GMC Sierra 2500HD Denali offer bed lengths of 82.2 and 98.3 inches.
Safety Ratings: When comparing crash test ratings from NHTSA, both the Chevrolet Silverado 2500HD High Country and the GMC Sierra 2500HD Denali have the same average safety rating of 4 out of 5 Stars.
New Car Pricing
Asking Price:
$76,438 - $90,782
Starting MSRP:
$72,000
Category Avg Starting MSRP:
(Heavy Duty Pickup Trucks)
$47,105
Category Starting MSRP Range:
(Heavy Duty Pickup Trucks)
$44,400 - $59,455
New Car Pricing
Asking Price:
$79,241 - $93,193
Starting MSRP:
$74,200
Category Avg Starting MSRP:
(Heavy Duty Pickup Trucks)
$47,105
Category Starting MSRP Range:
(Heavy Duty Pickup Trucks)
$44,400 - $59,455
Used Car Pricing
Avg Used Car Price:
$79,953
Price Range:
$70,998 - $89,356
Category Avg Price:
(Heavy Duty Pickup Trucks)
$85,339
Category Avg Price Range:
(Heavy Duty Pickup Trucks)
$68,548 - $114,221
# Used Cars for Sale Nationally:
303
Avg Mileage of Used Cars for Sale:
13,482
# Good or Great Deals:
54
Used Car Pricing
Avg Used Car Price:
$84,137
Price Range:
$75,992 - $93,958
Category Avg Price:
(Heavy Duty Pickup Trucks)
$85,339
Category Avg Price Range:
(Heavy Duty Pickup Trucks)
$68,548 - $114,221
# Used Cars for Sale Nationally:
533
Avg Mileage of Used Cars for Sale:
6,910
# Good or Great Deals:
50
5-year Depreciation
Depreciation $:
$19,828
Depreciation %:
27.5%
Resale Value $:
$52,172
Residual Value %:
72.5%
Typical Category Depreciation %:
(Heavy Duty Pickup Trucks)
22.9%
Category Depreciation Range:
(Heavy Duty Pickup Trucks)
18.7% - 27.5%
5-year Depreciation
Depreciation $:
$19,787
Depreciation %:
26.7%
Resale Value $:
$54,413
Residual Value %:
73.3%
Typical Category Depreciation %:
(Heavy Duty Pickup Trucks)
22.9%
Category Depreciation Range:
(Heavy Duty Pickup Trucks)
18.7% - 27.5%
Chevrolet Silverado 2500HD Scores & Rankings
Overall Score:
8.7 / 10
Reliability:
9.3 / 10
Retained Value:
8.8 / 10
Safety:
8.0 / 10
GMC Sierra 2500HD Scores & Rankings
Overall Score:
8.8 / 10
Reliability:
9.5 / 10
Retained Value:
8.9 / 10
Safety:
8.0 / 10
iSeeCars Reliability Insights for Chevrolet Silverado 2500HD High Country
Avg Life Expectancy (years):
12.5
Typical Category Life Expectancy:
(Heavy Duty Pickup Trucks)
12.2
Category Life Expectancy Range:
(Heavy Duty Pickup Trucks)
10.9 - 12.7
Chance of Reaching 200k Miles for a New Car:
53.7%
iSeeCars Reliability Insights for GMC Sierra 2500HD Denali
Avg Life Expectancy (years):
12.6
Typical Category Life Expectancy:
(Heavy Duty Pickup Trucks)
12.2
Category Life Expectancy Range:
(Heavy Duty Pickup Trucks)
10.9 - 12.7
Chance of Reaching 200k Miles for a New Car:
56.3%
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
1.6
Typical Category Recalls:
(Heavy Duty Pickup Trucks)
2.1
Category Range for Recalls:
(Heavy Duty Pickup Trucks)
1.5 - 10.6
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
1.5
Typical Category Recalls:
(Heavy Duty Pickup Trucks)
2.1
Category Range for Recalls:
(Heavy Duty Pickup Trucks)
1.5 - 10.6
Chevrolet Silverado 2500HD Rankings
Ranking
2 out of / 9Ranking
3 out of / 9Ranking
4 out of / 9Ranking
7 out of / 9Ranking
7 out of / 9Ranking
8 out of / 9Ranking
8 out of / 9Ranking
9 out of / 9GMC Sierra 2500HD Rankings
Ranking
1 out of / 9Ranking
3 out of / 9Ranking
6 out of / 9Ranking
6 out of / 9Ranking
6 out of / 9Ranking
6 out of / 9Ranking
7 out of / 9Ranking
8 out of / 9Available Body Styles
Pickup Truck
Available Body Styles
Pickup Truck
Available Cab Types
Crew Cab
Available Cab Types
Crew Cab
Available Bed Length(s)
82.2 inches, 98.3 inches
Available Bed Length(s)
82.2 inches, 98.3 inches
Available Drivetrain Options
Biodiesel, Gasoline
Available Drivetrain Options
Biodiesel, Gasoline
Other Chevrolet Silverado 2500HD Trim Levels
Custom, LT, LTZ, Work Truck, ZR2
Other GMC Sierra 2500HD Trim Levels
AT4, AT4X, Denali Ultimate, Pro, SLE, SLT
Warranty Information
Warranty, Bumper-to-Bumper:
3 years / 36000 miles
Warranty, Powertrain:
5 years / 100000 miles
Warranty, Roadside Assistance:
5 years / 60000 miles
Warranty Information
Warranty, Bumper-to-Bumper:
3 years / 36000 miles
Warranty, Powertrain:
5 years / 100000 miles
Warranty, Roadside Assistance:
5 years / 60000 miles
Safety Ratings
NHTSA Safety Rating (last 5 year average):
4 out of 5 Stars
2025 NHTSA Overall Rating:
Not yet available
2025 NHTSA Front Crash Overall Rating:
Not yet available
2025 NHTSA Side Crash Overall Rating:
Not yet available
2025 NHTSA Rollover Rating:
Not yet available
IIHS Safety Rating:
Not yet available
Safety Ratings
NHTSA Safety Rating (last 5 year average):
4 out of 5 Stars
2025 NHTSA Overall Rating:
Not yet available
2025 NHTSA Front Crash Overall Rating:
Not yet available
2025 NHTSA Side Crash Overall Rating:
Not yet available
2025 NHTSA Rollover Rating:
Not yet available
IIHS Safety Rating:
Not yet available
Base Drivetrain Specs
Horsepower:
401 hp @ 5200 rpm
Torque:
464 foot-lbs @ 4000 rpm
Power-to-Weight Ratio (higher is better):
0.054 hp per pound
Towing capacity:
16000 lbs
Max Payload:
3357 lbs
Base Drivetrain Specs
Horsepower:
401 hp @ 5200 rpm
Torque:
464 foot-lbs @ 4000 rpm
Power-to-Weight Ratio (higher is better):
0.057 hp per pound
Towing capacity:
16000 lbs
Max Payload:
3779 lbs
Engine Specifications
Engine Size:
6.6 liters
Engine Configuration:
V
Number of Cylinders:
8
Transmission:
Automatic
Standard/Optional Drivetrain Type:
4X4
EPA Fuel Economy
(City/Highway/Combined MPG):
Not yet available
Range (city/hwy):
Not yet available
Recommended Fuel Type:
Not yet available
Engine Specifications
Engine Size:
6.6 liters
Engine Configuration:
V
Number of Cylinders:
8
Transmission:
Automatic
Standard/Optional Drivetrain Type:
4X4
EPA Fuel Economy
(City/Highway/Combined MPG):
Not yet available
Range (city/hwy):
Not yet available
Recommended Fuel Type:
Not yet available
Standard/Optional Features
Alloy wheels:
Standard
Android Auto:
Standard
Apple CarPlay:
Standard
Bench Seats:
Standard
Bluetooth:
Standard
Cooled/Ventilated Seats:
Standard
Heated Seats
Standard
Heated Steering Wheel:
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Parking Sensors:
Standard
Power outlet:
Standard
Roadside assistance:
Standard
Satellite radio:
Standard
Trailer Hitch:
Standard
Voice Recognition:
Standard
Wifi:
Standard
Wireless Smartphone Charging:
Standard
Adaptive Cruise Control:
Available
Sunroof/Moonroof:
Available
Air Suspension:
N/A
Automatic Parking:
N/A
Captain's seat:
N/A
Front Bench Seats:
N/A
Internet Radio:
N/A
Massage Seats:
N/A
Paddle Shifters:
N/A
Panoramic Sunroof/Moonroof
N/A
Power Lift Gate:
N/A
Quad Seats:
N/A
Roof Rack:
N/A
Standard/Optional Features
Alloy wheels:
Standard
Android Auto:
Standard
Apple CarPlay:
Standard
Bench Seats:
Standard
Bluetooth:
Standard
Cooled/Ventilated Seats:
Standard
Heated Seats
Standard
Heated Steering Wheel:
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Parking Sensors:
Standard
Power outlet:
Standard
Roadside assistance:
Standard
Satellite radio:
Standard
Trailer Hitch:
Standard
Voice Recognition:
Standard
Wifi:
Standard
Wireless Smartphone Charging:
Standard
Adaptive Cruise Control:
Available
Sunroof/Moonroof:
Available
Air Suspension:
N/A
Automatic Parking:
N/A
Captain's seat:
N/A
Front Bench Seats:
N/A
Internet Radio:
N/A
Massage Seats:
N/A
Paddle Shifters:
N/A
Panoramic Sunroof/Moonroof
N/A
Power Lift Gate:
N/A
Quad Seats:
N/A
Roof Rack:
N/A
Safety Features
360-Degree Camera:
Standard
Blind Spot Monitoring:
Standard
Forward Collision Warning:
Standard
Lane Departure Warning:
Standard
Pedestrian Detection:
Standard
Rear Cross-Traffic Alert:
Standard
Rear Seat Reminder:
Standard
Backup camera:
N/A
Driver Attention Monitoring:
N/A
Lane Keeping Assist:
N/A
Safety Features
360-Degree Camera:
Standard
Blind Spot Monitoring:
Standard
Forward Collision Warning:
Standard
Lane Departure Warning:
Standard
Pedestrian Detection:
Standard
Rear Cross-Traffic Alert:
Standard
Rear Seat Reminder:
Standard
Backup camera:
N/A
Driver Attention Monitoring:
N/A
Lane Keeping Assist:
N/A
Interior Dimensions
Front Head Room:
43 inches
Front Leg Room:
44.5 inches
Front Shoulder Room:
66 inches
Rear Head Room:
40.1 inches
Rear Leg Room:
43.4 inches
Rear Shoulder Room:
65.3 inches
Cargo Space:
Not yet available
Overall Interior Volume:
Not yet available
Interior Dimensions
Front Head Room:
43 inches
Front Leg Room:
44.5 inches
Front Shoulder Room:
66 inches
Rear Head Room:
40.1 inches
Rear Leg Room:
43.4 inches
Rear Shoulder Room:
65.3 inches
Cargo Space:
Not yet available
Overall Interior Volume:
Not yet available
Exterior Dimensions
Curb Weight:
7455 lbs
Width:
81.9 inches
Height:
79.8 inches
Length:
250 inches
Wheelbase:
158.9 inches
Ground Clearance:
10.1 inches
Exterior Dimensions
Curb Weight:
7034 lbs
Width:
81.9 inches
Height:
79.8 inches
Length:
250.7 inches
Wheelbase:
158.9 inches
Ground Clearance:
10.3 inches
Standard Wheel/Tire Information
Wheel Size:
20.0 x 8.5 inches
Wheel Type:
polished aluminum alloy
Tire Size:
LT275/65R20
Standard Wheel/Tire Information
Wheel Size:
20.0 x 8.5 inches
Wheel Type:
polished aluminum alloy
Tire Size:
LT275/65R20
