Bus fleet

Disney Transport
After all the air-conditioned Dennis Dragons were withdrawn by July 2017 in Kowloon, Hong Kong, air-conditioned Dennis Dragons of 9.9m length continue in service in Duchessville, making Duchessville the only remaining operator of Dennis Dragons.

Alexander Dennis

 * Alexander Dennis Enviro200 Dart (since 2009)
 * Alexander Dennis Enviro400 (since 2009)
 * Alexander Dennis Enviro500 (since 2006)

BYD

 * BYD K9 - Gemilang Coachworks (since 2019)
 * BYD K11 - Gemilang Coachworks (since 2020)

Dennis

 * Dennis Dragon 9.9m (since 1996)
 * Dennis Trident 3 (since 1998)

Hino

 * Hino Blue Ribbon (since 2014)
 * Hino Blue Ribbon - Duchessland Bus Builders/Austral-Pacific Orana 4x2 (since 2000)

Mercedes-Benz

 * Mercedes-Benz O405NH - Duchessland Bus Builders/Custom Coaches CB45 "Citaro" 4x2 (since 2000)
 * Mercedes-Benz O500LE - Duchessland Bus Builders/Custom Coaches CB60 CNG 4x2 (since 2005)
 * Mercedes-Benz O500LE - Duchessland Bus Builders/Custom Coaches CB60 Euro 3 4x2 (since 2009)

Scania

 * Scania L113TRL - Duchessland Bus Builders/Austral-Pacific Orana 6x2 (since 1996)
 * Scania L113CRL - Duchessland Bus Builders/Austral-Pacific Orana 4x2 (since 1995)
 * Scania K230UB - Gemilang Coachworks (since 2008)
 * Scania K310UB - Volgren CR228L Euro 5 6x2 (since 2018)
 * Scania K280UB - Volgren Optimus Euro 6 4x2 (since 2018)

Volvo

 * Volvo B10BLE - Duchessland Bus Builders/Austral-Pacific Orana 4x2 (since 1997)
 * Volvo B12BLE - Duchessland Bus Builders/Custom Coaches CB60 Euro 3 4x2 (since 2003)
 * Volvo B12BLE - Duchessland Bus Builders/Custom Coaches CB60 Euro 5 4x2 (since 2007)
 * Volvo B12BLE - Volgren CR228L Euro 3 4x2 (since 2005)
 * Volvo B12BLE - Volgren CR228L Euro 5 EEV 4x2 (since 2009)
 * Volvo B12BLE - Volgren CR228L Euro 5 EEV 6x2 (since 2010)
 * Volvo B7RLE - MCV Evolution Euro 5 4x2 (since 2009)
 * Volvo B7RLE - Volgren CR228L Euro 5 4x2 (since 2009)
 * Volvo B7RLE - Volgren CR228L Euro 5 6x2 (since 2010) (Third axle added as a prototype, in preparation for what would be evolved into a Volgren CR228L bodied Volvo B12BLE tri-axle bus)
 * Volvo B7RLE - MCV Evolution 2 4x2 (since 2014)
 * Volvo B7RLE - Volgren Optimus Euro 5/6 4x2 (since 2014)
 * Volvo B8RLE - MCV Evora Euro 6 4x2 (since 2018)
 * Volvo B8RLE - Volgren Optimus Euro 6 4x2 (since 2019)
 * Volvo Olympian 6x2 (since 1995)