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Chevrolet Silverado 3500 vs GMC Sierra 1500

Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.

Vehicles

Chevrolet logo

2006 Chevrolet Silverado 3500

GMC logo

2026 GMC Sierra 1500

Overview

SpecChevrolet Silverado 3500Work TruckGMC Sierra 1500Pro
Selected trimWork TruckPro
Body styleTruck (Regular Cab)Truck (Regular Cab)
Drivetrainrear wheel driverear wheel drive
Fuel typeregular unleadedregular unleaded
Transmission4-speed automatic8-speed shiftable automatic
Engine typegasgas
Model year20062026

Pricing & market

SpecChevrolet Silverado 3500Work TruckGMC Sierra 1500Pro
MSRP$23,185 (best)$38,300
Lowest listing price—$30,489 (best)
Median listing price—$67,273 (best)
Highest listing price—$89,945 (best)
For sale now040 (best)

Fuel economy & range

SpecChevrolet Silverado 3500Work TruckGMC Sierra 1500Pro
Combined MPG—20 MPG (best)
City MPG—18 MPG (best)
Highway MPG—21 MPG (best)
Fuel tank34 gal (best)24 gal

Performance

SpecChevrolet Silverado 3500Work TruckGMC Sierra 1500Pro
Horsepower300 hp310 hp (best)
Torque360 lb-ft430 lb-ft (best)
Engine size6 L (best)2.7 L
CylindersV8I4

Size & capability

SpecChevrolet Silverado 3500Work TruckGMC Sierra 1500Pro
Seating3 seats3 seats
Doors22
Towing capacity12,000 lbs (best)9,000 lbs
Payload4,658 lbs (best)2,230 lbs
Curb weight4,942 lbs4,440 lbs (best)
Ground clearance10.6 in (best)7.9 in
Wheelbase133 in (best)126 in
Length224.5 in (best)211 in
Width79.7 in81.2 in (best)
Height76.7 in (best)75.7 in

Safety & recalls

SpecChevrolet Silverado 3500Work TruckGMC Sierra 1500Pro
NHTSA overall—5 / 5 ★ (best)
Frontal crash (driver)—5 / 5 ★ (best)
Frontal crash (passenger)—5 / 5 ★ (best)
Side crash (driver)—5 / 5 ★ (best)
Side crash (passenger)—Not Rated
Side pole—5 / 5 ★ (best)
Rollover—4 / 5 ★ (best)
Open recalls (YMM scope)None reported (best)2

Highlighted values indicate the better figure for that spec when a clear winner exists. Specs reflect the selected trim for each vehicle. Drag a vehicle header to reorder columns. MSRP and specifications are manufacturer data; listing prices and inventory come from live dealer listings. Safety ratings are from NHTSA.

Trim overview

All available trims with MSRP. The trim selected above is highlighted; comparison specs use that selection.

TrimChevrolet Silverado 3500GMC Sierra 1500
1

Work Truck

$23,185 MSRP(Currently comparing)

Pro

$38,300 MSRP(Currently comparing)

2

Work Truck

$26,040 MSRP

Pro

$38,500 MSRP

3

Work Truck

$26,475 MSRP

Pro

$41,600 MSRP

4

Work Truck

$28,035 MSRP

Pro

$44,200 MSRP

5

Work Truck

$28,715 MSRP

Pro

$42,900 MSRP

6

Work Truck

$26,465 MSRP

Pro

$43,100 MSRP

7

Work Truck

$26,710 MSRP

Pro

$44,900 MSRP

8

Work Truck

$29,060 MSRP

Pro

$47,500 MSRP

9

Work Truck

$29,255 MSRP

Pro

$47,800 MSRP

10

Work Truck

$31,050 MSRP

SLE

$48,700 MSRP

11

Work Truck

$31,495 MSRP

SLE

$51,300 MSRP

12

LS

$24,110 MSRP

SLE

$52,000 MSRP

13

LS

$27,125 MSRP

SLE

$54,600 MSRP

14

LS

$27,500 MSRP

SLE

$54,900 MSRP

15

LS

$29,120 MSRP

Elevation

$50,500 MSRP

16

LS

$29,740 MSRP

Elevation

$53,300 MSRP

17

LS

$27,545 MSRP

Elevation

$50,800 MSRP

18

LS

$27,740 MSRP

Elevation

$53,600 MSRP

19

LS

$30,140 MSRP

Elevation

$53,800 MSRP

20

LS

$30,280 MSRP

Elevation

$56,600 MSRP

21

LS

$32,140 MSRP

Elevation

$56,900 MSRP

22

LS

$32,520 MSRP

SLT

$55,100 MSRP

23

LT1

$25,480 MSRP

SLT

$58,200 MSRP

24

LT1

$28,455 MSRP

SLT

$58,900 MSRP

25

LT1

$29,025 MSRP

Denali

$66,100 MSRP

26

LT1

$30,385 MSRP

Denali

$69,400 MSRP

27

LT1

$31,140 MSRP

Denali

$69,900 MSRP

28

LT1

$28,730 MSRP

AT4

$67,000 MSRP

29

LT1

$28,980 MSRP

AT4

$67,500 MSRP

30

LT1

$31,505 MSRP

AT4X

$79,600 MSRP

31

LT1

$31,710 MSRP

Denali Ultimate

$84,400 MSRP

32

LT1

$33,400 MSRP

—
33

LT1

$33,825 MSRP

—
34

LT2

$30,895 MSRP

—
35

LT2

$31,240 MSRP

—
36

LT2

$33,170 MSRP

—
37

LT2

$33,330 MSRP

—
38

LT2

$33,585 MSRP

—
39

LT2

$34,445 MSRP

—
40

LT2

$35,855 MSRP

—
41

LT2

$36,500 MSRP

—
42

LT3

$32,375 MSRP

—
43

LT3

$32,720 MSRP

—
44

LT3

$34,650 MSRP

—
45

LT3

$34,810 MSRP

—
46

LT3

$35,065 MSRP

—
47

LT3

$35,925 MSRP

—
48

LT3

$37,335 MSRP

—
49

LT3

$37,980 MSRP

—

Live inventory

Chevrolet Silverado 3500 vs GMC Sierra 1500 FAQ

Which is better: 2006 Chevrolet Silverado 3500 or 2026 GMC Sierra 1500?
It depends on priorities. OpenDealer compares 2006 Chevrolet Silverado 3500 vs 2026 GMC Sierra 1500 on MSRP, fuel economy, horsepower, seating, towing, NHTSA safety ratings, and live market prices so you can weigh the tradeoffs.
Which costs less: 2006 Chevrolet Silverado 3500 or 2026 GMC Sierra 1500?
Based on starting MSRP, the 2006 Chevrolet Silverado 3500 starts lower at $23,185. Live GMC Sierra 1500 listings start at $30,489.
Which has better startingMsrp: 2006 Chevrolet Silverado 3500 or 2026 GMC Sierra 1500?
The 2006 Chevrolet Silverado 3500 leads on startingMsrp in this comparison (23,185).
Which has better combinedMpg: 2006 Chevrolet Silverado 3500 or 2026 GMC Sierra 1500?
The 2026 GMC Sierra 1500 leads on combinedMpg in this comparison (23).
Which has better horsepower: 2006 Chevrolet Silverado 3500 or 2026 GMC Sierra 1500?
The 2026 GMC Sierra 1500 leads on horsepower in this comparison (420).
Which has better maxTowingLbs: 2006 Chevrolet Silverado 3500 or 2026 GMC Sierra 1500?
The 2026 GMC Sierra 1500 leads on maxTowingLbs in this comparison (13,300).
How do the NHTSA safety ratings compare for 2006 Chevrolet Silverado 3500 vs 2026 GMC Sierra 1500?
NHTSA overall crash-test ratings in this comparison: GMC Sierra 1500 (5/5 NHTSA overall).