Sierra 3500HD AT4 vs Sierra 3500HD Pro
GMC · GMC
The verdict
In a quarter-mile drag race, the Sierra 3500HD AT4 beats the Sierra 3500HD Pro by a hair, finishing 0.07 seconds ahead. It's tight on paper, but our simulator gives the edge to the Sierra 3500HD AT4 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 Pro is the obvious pick at $62,000 versus the Sierra 3500HD AT4's $72,000. Both are formidable. The Sierra 3500HD AT4 suits buyers who prioritise raw power; the Sierra 3500HD Pro appeals to those after the bigger output.
FAQ
Which is faster, the Sierra 3500HD AT4 or the Sierra 3500HD Pro?
In our simulated 1/4 mile drag race, the Sierra 3500HD AT4 is faster, beating the Sierra 3500HD Pro by 0.07 seconds.
What is the 0–100 km/h time of the Sierra 3500HD AT4 vs the Sierra 3500HD Pro?
The Sierra 3500HD AT4 hits 100 km/h in 7.7 seconds, while the Sierra 3500HD Pro does it in 7.8 seconds.
How much horsepower does each car have?
The Sierra 3500HD AT4 produces 401 hp; the Sierra 3500HD Pro produces 401 hp.
What are the top speeds?
The Sierra 3500HD AT4 tops out at 170 km/h, and the Sierra 3500HD Pro reaches 170 km/h.
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