The Countess displaced 75 tons, she was 130ft (40m) long, and 13.5ft (4.1m) across the beam, with a draught of 7.333ft (2.235m). Her propulsion:came form Expansion steam engines, delivering a speed of up to 24 knots Her armament consisted of two 1-inch (later 3 × 3-pounder) guns, three 14-inch torpedo tubes (1 bow, 1 rotating twin mount amidships), and four sets of torpedo dropping gear.
Operational historyBuilt by Yarrow and Co. on the River Thames, Countess of Hopetoun was the last vessel constructed for the Victorian Naval Forces. She arrived at Williamstown, Victoria via the Cape of Good Hope after 154 days under way.
The vessel joined the Commonwealth Naval Forces following federation in 1901, then the Royal Australian Navy when it was formed in 1911.
During World War I she served in Victorian waters and as a tender to HMAS Cerberus.
She attended the arrival of His Royal Highness Edward, The Prince of Wales in Port Phillip on 28 May 1920. The prince arrived aboard the battlecruiser Renown and was received by no less than 31 warships.
FateThe Countess of Hopetoun was sold to Edward Hill of North Melbourne in April 1924 and scrapped the following year. Her hull was later sunk near Swan Island in Port Phillip.