Head-to-head
Pick any two dogs from the same or different breeds.
Copeland's William Thatcher
Cavalier King Charles Spaniel · Dog
Lifetime avg
19.70
Rank #156
Best year
19.61
2024
Breed top %
39%
of 662
Years active
2
2023–2024
Best rank
#64
in breed
Speed trend
+0.06
mph first→latest
Dog B