If you’re shopping for a full-size pickup, the 2025 GMC Sierra 1500 is definitely worth a closer look. In our comparison, it goes head-to-head with the capable Toyota Tundra. They both offer big performance and impressive features—but which one actually pulls ahead? Let’s break it down.
Key Takeaways
- As of May 22, 2025, the Sierra 1500 starts at $39,145 and climbs to $86,890. 2025 Toyota Tundra trims are from $42,035 to $66,305.
- GMC gave the Sierra 1500 a solid round of updates this year.
- Even though the Tundra’s fuel economy is decent, it doesn’t quite match the Sierra’s savings.
What’s New for 2025: Sierra 1500 vs Toyota Tundra
The Sierra 1500 gets some nice upgrades across specific trims:
- Standard cruise control across all gas-powered trims
- Trailer brake controller added to SLE, Elevation, and SLT RWD trims
- Super Cruise comes standard on the Denali Ultimate
- A spray-on bedliner with a fresh logo is now standard on AT4, AT4X, Denali, and Denali Ultimate trims
- The AT4 trim also gets new all-terrain tires, a full-size spare, and some wheel upgrades
- Bright 22-inch split-spoke wheels and Universal Vehicle Module control box are now available across the board
- GMC dropped the Dynamic Blue Metallic and Deep Bronze Metallic paint options
- Pro Crew Cab FWD now supports FlexFuel
- MultiPro Tailgate is now available on SLE RWD and Elevation trims
Toyota didn’t change much for the Tundra this year. The TRD Sport package leaves the lineup, but TRD Rally appearance package is now available. The SR5 gets eight-way power-adjustable front seats and an optional power tailgate (standard on upper trims).
Which Pickup Gives You More for the Money: 2025 GMC Sierra 1500
Here’s the 2025 GMC Sierra 1500 lineup:
- Pro: $39,145
- SLE: $49,645
- Elevation: $51,345
- SLT: $57,095
- AT4: $67,995
- Denali: $68,090
- AT4X: $80,595
- Denali Ultimate: $86,890
The Tundra has fewer options that start at a less affordable price.
- SR: $42,035
- SR5: $47,905
- Limited: $56,250
- Platinum: $65,620
- 1794 Edition: $66,305
Which Pickup Has Better Engine Variety: 2025 GMC Sierra 1500
GMC offers four engine choices, and they all bring serious capability:
- A 2.7L turbo four-cylinder generating 310 horses and 430 lb-ft of torque; it mates with an eight-speed automatic
- A 5.3L EcoTec3 V8 that cranks out 355 horses and 383 lb-ft of torque
- A 6.2L EcoTec3 V8 bumps up numbers to 420 horsepower and 460 lb-ft of torque
- A 3.0L Duramax turbo-diesel gives you 305 horses and a hefty 495 lb-ft of torque
Toyota’s Tundra keeps its engine choices simpler:
- A 3.4L twin-turbo V6 (i-FORCE) with 389 horsepower
- A hybrid version (i-FORCE MAX) with 437 horsepower
The Sierra 1500 also pulls ahead in towing (literally) with a max capacity of 13,200 pounds. The Tundra tops out at 12,000 pounds.
Which Pickup Has Better Fuel Economy: 2025 GMC Sierra 1500
Because the Sierra comes in so many styles, fuel economy varies. The best numbers come from the diesel engine—up to 23 mpg in the city and 29 mpg on the highway. The Tundra, when not hybrid and in 2WD form, gets up to 20 mpg city and 24 mpg highway. Go for 4WD, and each of those drops by one mpg.
Which Full Size Truck Is Better in 2025? 2025 GMC Sierra 1500
If towing, engine choices, and fuel economy are high on your list, the 2025 GMC Sierra 1500 has the upper hand. Still deciding? Come by for a test drive. We’ll walk you through your options, answer every question, and help you find the right truck for your needs!