Sierra 2500HD Denali vs Sierra 3500HD AT4
GMC · GMC
The verdict
In a quarter-mile drag race, the Sierra 2500HD Denali beats the Sierra 3500HD AT4 comfortably, finishing 0.18 seconds ahead. It's tight on paper, but our simulator gives the edge to the Sierra 2500HD Denali thanks to a slightly better power-to-weight balance.
Spec head-to-head
Simulated race times
Acceleration curves
Who should buy which?
If budget is the deciding factor, the Sierra 3500HD AT4 is the obvious pick at $72,000 versus the Sierra 2500HD Denali's $72,200. Both are formidable. The Sierra 2500HD Denali suits buyers who prioritise raw power; the Sierra 3500HD AT4 appeals to those after the bigger output.
FAQ
Which is faster, the Sierra 2500HD Denali or the Sierra 3500HD AT4?
In our simulated 1/4 mile drag race, the Sierra 2500HD Denali is faster, beating the Sierra 3500HD AT4 by 0.18 seconds.
What is the 0–100 km/h time of the Sierra 2500HD Denali vs the Sierra 3500HD AT4?
The Sierra 2500HD Denali hits 100 km/h in 7.5 seconds, while the Sierra 3500HD AT4 does it in 7.7 seconds.
How much horsepower does each car have?
The Sierra 2500HD Denali produces 401 hp; the Sierra 3500HD AT4 produces 401 hp.
What are the top speeds?
The Sierra 2500HD Denali tops out at 175 km/h, and the Sierra 3500HD AT4 reaches 170 km/h.
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