Today, since it has been quite a while that I weighed the males, I weighed all four dogs.
Nexus, 10.5 years old male, weighs 20.2 lbs / 9.1 kg
Owl, 8 years old male, weighs 18.2 lbs / 8.2 kg
Viljo, 2.5 years old male, weighs 20.2 lbs / 9.1 kg
Taya, 6 months old female, weighs 15.8 lbs / 7.1 kg
From the AKC Standard as revised in 1992 -
Weight of the standard size is usually between 16 and 32 pounds.
From the FCI Standard -
SIZE AND WEIGHT/ IMPORTANT MEASUREMENTS:
Weight: Standard Dachshund up to about 9 kg.
Photo is Nexus who was V rated by DTK judge Wolfgang Trumpfheller.
Not ALL American-bred Standard longhairs are giants!