2025 Chevrolet Silverado 3500HD vs 2025 GMC Sierra 3500HD

$46,500 · Truck

$47,500 · Truck

Comparison Overview

The primary numerical divergence between the 2025 Chevrolet Silverado 3500HD and the 2025 GMC Sierra 3500HD is length, with the Sierra measuring 236.3 inches compared to the Silverado's 235.6 inches, a minor 0.7-inch difference. Performance metrics are identical; both trucks deliver 401 horsepower and 464 lb-ft of torque, utilizing the same 10-speed shiftable automatic transmission and running on regular unleaded fuel. Exterior dimensions are nearly mirrored, with the Sierra being negligibly wider at 81.9 inches versus 81.8 inches for the Chevy. The most significant quantifiable difference rests in the Manufacturer's Suggested Retail Price (MSRP), where the Silverado starts at $46,500, presenting a $1,000 cost advantage over the Sierra's $47,500 starting price. Both models share the same basic RWD drivetrain architecture and foundational body type specifications, signaling shared underlying engineering for heavy-duty capability.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2025 Chevrolet Silverado 3500HD

For the less frequent use case of commuting, the Silverado 3500HD offers the exact same mechanical performance for a $1,000 lower starting MSRP of $46,500.

👨‍👩‍👧‍👦 Best for Families

2025 Chevrolet Silverado 3500HD

Given that family utility relies on interior space, and exterior dimensions like height (80.9 inches) are identical, the lower entry price makes the Silverado the financially superior choice.

🏎️ Best for Enthusiasts

2025 Chevrolet Silverado 3500HD

Enthusiasts seeking maximum performance will find identical horsepower (401 hp) and torque (464 lb-ft), making the cheaper Silverado the logical pick.

💰 Best Value

2025 Chevrolet Silverado 3500HD

Car1 provides identical core specifications—power, transmission, and near-identical dimensions—while undercutting Car2's MSRP by exactly $1,000.

Choose the Chevrolet Silverado 3500HD if...

Your priority is minimizing initial outlay, as the MSRP is $1,000 lower at $46,500.
You require 401 hp and 464 lb-ft of torque but do not need the marginal 0.7-inch length increase of the competing model.
You prefer the Chevrolet branding associated with the platform specifications.

Choose the GMC Sierra 3500HD if...

You require the slightly longer chassis length of 236.3 inches, despite identical primary engine outputs.
You prefer the GMC styling identity, as all specified performance and physical metrics are shared otherwise.
The marginal increase in width to 81.9 inches is deemed necessary for your intended use.

Key Dimensions

Dimension	Chevrolet Silverado 3500HD	GMC Sierra 3500HD
Length	235.6"	236.3"
Width	81.8"	81.9"
Height	80.9"	80.9"
Wheelbase	142.0"	142.0"

Features Comparison

Safety

Feature	Chevrolet	GMC
Lane Departure Warning	✓	✓
Pre-Collision Safety System	✓	✓
Post-Collision Safety System	✓	✓
Dual Front Side-Mounted Airbags	✓	✓
Front Head Airbags	✓	✓
Passenger Airbag Occupant Sensing Deactivation	✓	✓
Electronic Stability Control	✓	✓
Traction Control System	✓	✓
LATCH System	✓	✓
Anti-lock Brakes (ABS)	4-Wheel	4-Wheel
Front Ventilated Disc Brakes	✓	✓
Rear Ventilated Disc Brakes	✓	✓
Brake Assist	✓	—
Tire Pressure Monitoring System	✓	✓
Automatic Headlights	✓	✓
Headlight Delay-Off	✓	✓
Daytime Running Lights	✓	✓
Front Headrests	2	2
Front Height Adjustable Headrests	✓	✓
Front Center 3-Point Seatbelt	✓	✓
Engine Immobilizer	✓	✓
LED Headlights	—	✓
Integrated Turn Signal Mirrors	—	✓

Engine

Feature	Chevrolet	GMC
Base Engine Displacement	6.6 L	6.6 L
Number of Cylinders	V8	V8
Base Engine Type	gas	gas
Horsepower	401 hp @ 5200 rpm	401 hp @ 5200 rpm
Torque	464 lb-ft @ 4000 rpm	464 lb-ft @ 4000 rpm
Number of Valves	16	16
Camshaft Type	Overhead valves (OHV)	Overhead valves (OHV)
Variable Valve Timing	Variable	Variable
Fuel Injection Type	✓	✓

Drive Train

Feature	Chevrolet	GMC
Transmission Type	10-speed shiftable automatic	10-speed shiftable automatic
Drivetrain Type	rear wheel drive	rear wheel drive
Rear Differential Type	Locking	Locking

Fuel

Feature	Chevrolet	GMC
Fuel Type	regular unleaded	regular unleaded
EPA Driving Range (City/Highway)	0/0 mi.	0/0 mi.
Fuel Tank Capacity	36.0 gal.	36.0 gal.

Comfort & Convenience

Feature	Chevrolet	GMC
Push Button Start	✓	✓
Tilt Steering Wheel	✓	✓
Power Steering	✓	✓
Rear View Camera	✓	✓
Cruise Control	✓	✓
Front Cupholders	✓	✓
Front Door Pockets	✓	✓
Single Zone Climate Control	✓	✓
Turn Signal Indicators in Mirrors	—	✓

In Car Entertainment

Feature	Chevrolet	GMC
Infotainment Display	7.0 in	7.0 in
AM/FM Stereo	✓	✓
Speaker System	2	2
Android Auto (Wireless)	✓	—
Apple CarPlay (Wireless)	✓	—
USB Port	✓	✓
USB Port with External Media Control	✓	✓
Speed Sensitive Volume Control	✓	✓
Android Auto (Wired)	—	✓
Apple CarPlay (Wired)	—	✓

Power Feature

Feature	Chevrolet	GMC
One-Touch Power Windows	2	2
Remote Keyless Entry	✓	—
Heated Mirrors	✓	✓
Power Door Locks	—	✓

Frontseats

Feature	Chevrolet	GMC
Front Head Room	43.1 in.	43.1 in.
Front Leg Room	44.5 in.	44.5 in.
Front Shoulder Room	66.0 in.	66.1 in.
Front Hip Room	60.9 in.	60.9 in.
Seat Material: Vinyl	✓	✓
Front Seat Type: 40-20-40 Split Bench	✓	✓
Driver Seat Manual Adjustments	4-way	4-way
Passenger Seat Manual Adjustments	4-way	4-way

Tires and Wheels

Feature	Chevrolet	GMC
Wheel Finish	Painted Steel	Painted Steel
Wheel Diameter	18 in	18 in
Tire Type	All Terrain	All Terrain
Tire Size	LT275/70R18	LT275/70R18
Spare Tire Type	Full Size Non-Matching	Full Size Matching
Spare Tire Location	Underbody Mounted	Underbody Mounted

Suspension

Feature	Chevrolet	GMC
Front Suspension Type	Independent	Independent
Stabilizer Bar	✓	✓

Warranty

Feature	Chevrolet	GMC
Basic Warranty	3 yr./ 36000 mi.	3 yr./ 36000 mi.
Drivetrain Warranty	5 yr./ 60000 mi.	5 yr./ 100000 mi.
Corrosion/Rust Warranty	6 yr./ 100000 mi.	6 yr./ 100000 mi.
Roadside Assistance	5 yr./ 60000 mi.	5 yr./ 60000 mi.
Complimentary Scheduled Maintenance	1 yr./ unlimited mi.	1 yr./ unlimited mi.

Frequently Asked Questions

Common questions about comparing the 2025 Chevrolet Silverado 3500HD and 2025 GMC Sierra 3500HD.

Are the engine outputs different between the 2025 Silverado 3500HD and Sierra 3500HD?

Based on the provided specifications, the engine outputs are identical for both vehicles. Both the Silverado 3500HD (car1) and the Sierra 3500HD (car2) are rated at 401 horsepower and produce 464 lb-ft of torque.

How much does the difference in MSRP affect the overall value proposition?

The Silverado 3500HD (car1) has a $46,500 MSRP, which is $1,000 less than the Sierra 3500HD's $47,500 MSRP. Since both trucks share the same powertrain and fundamental exterior measurements, this $1,000 saving clearly favors car1 for value perception.

Do these heavy-duty trucks require premium gasoline?

No, both models are specified to run on regular unleaded fuel. This standardization across the Chevy and GMC platform simplifies ongoing operating costs compared to some competitors that might mandate premium fuel for peak performance.

Which truck is physically larger based on exterior dimensions?

The dimensions are extremely close, but the Sierra 3500HD is technically larger in two metrics: its length is 236.3 inches versus 235.6 inches for the Silverado, and its width is 81.9 inches compared to 81.8 inches. Their height is identical at 80.9 inches.

Does the transmission type differ between the two 3500HD models?

No, both vehicles utilize the same 10-speed shiftable automatic transmission. This shared component ensures consistent gear ratios and shifting characteristics across both heavy-duty offerings.

Are there any differences in the drivetrain for standard configuration?

No, the basic rear-wheel-drive (RWD) configuration is specified for both the 2025 Chevrolet Silverado 3500HD and the 2025 GMC Sierra 3500HD, indicating parity in their entry-level setup.