A typical Brittany tops out around 23.2 mph in Fast CAT. The fastest one on record ran 29.60 mph. 0.5 mph faster than the typical dog (22.7 mph). The fastest Brittanies outrun Usain Bolt's top speed by 1.8 mph.
Based on the best Fast CAT run of 529 Brittanies, a typical Brittany tops out at 23.2 mph, and half of them run faster than 23.8 mph. That makes the Brittany the 72nd fastest of the 226 breeds that have run Fast CAT.
Only 2 Brittanies have ever broken 30 mph, and 169 have topped 25 mph.
Among the most popular Sporting breeds, the typical Brittany is faster than 2 of 8. The Vizsla is the quickest of the bunch at 24.9 mph, and the Golden Retriever (23.2 mph) runs closest to the Brittany. Over Fast CAT's 100 yards, the 1.7 mph gap to the Vizsla is about 0.59 seconds.
Spellbound Firefly Pralines N Cream holds the fastest consistent run by any Brittany: 29.60 mph at the Ibizan Hound Club of the United States in Missouri on September 13, 2025. That's 100 yards in 6.91 seconds.
AKC's results also show Buddah's Braveheart Wildthing at 32.36 mph, but that dog's next-best run is 29.05 mph. A jump that big is usually a timing or typing error, so we flag it rather than crown it.
On Dash-Hound, the fastest Brittany is Momo, with a best of 28.37 mph over 99 logged runs.
Brittanies come in more than one Fast CAT height group. 393 measured over 18 inches and averaged 23.3 mph; 135 measured 12 to 18 inches and averaged 23.0 mph. Smaller dogs earn extra points per mph toward their titles, so the shorter ones rack up titles faster.
Not really, but more are running. In 2018, 53 Brittanies ran Fast CAT, typically at 23.7 mph. In 2025 it was 159 dogs at 23.9 mph.
Florida has the most Brittany runs, 811 of them, followed by Ohio, Wisconsin, Virginia. The fastest Brittany run in Florida is 32.36 mph.
Any AKC-registered Brittany over 12 months old can enter, and your dog runs alone down a straight 100 yards. Most dogs figure out the lure fast. Have someone your dog will run to waiting past the finish line, because a dog that stops to check on you can lose a second or two.
Fast CAT rankings ยท How fast is a dog?
Speeds from AKC Fast CAT results. Photographers: spotted your work? Tell us at [email protected] and we'll credit it or take it down.