Are the Hakka "hut" and "tulou" the same kind of building?

Not the same kind of building.

One, the material is different

1, roundhouse: brick structure and special adobe structure. In the soil mixed with lime, with glutinous rice, egg white as a thickener, bamboo, wood for sinews, rammed wall thickness of 1 meter, more than 15 meters high adobe. There are also granite stone structures (such as Longnan Longguangwei in Jiangxi Province).

2, earth building: the use of unbaked according to a certain proportion of sandy clay and clay sand mixed with clay, to clamp the wall plate rammed wall (a few adobe brick wall), columns and beams and other frames are all wooden buildings, in short, is the raw earth version of the wall as a load-bearing system of any two-storey or more houses.

Two, the distribution of different areas

1, roundhouse: Hakka Tulou distribution of the main areas are located in the Bo Ping Ling South Vein on the west and east sides of Southwest Fujian and northeastern Guangdong several counties and cities, especially the Hakka and Minnan dialect of the two major dialects of the junction area.

For example, Longyan, Hulei, Guzhu, Qiling, Daxi, Hukeng, and Xiayang townships, Kuiyang, Meilin, and Shuyang townships in northwestern Nanjing, Luxi, Xiazhai, Hexi, Xufeng, and Jiufeng townships in western Pinghe, Xiuzhuan and Guanpi townships in northwestern Zhao'an, Shuangxi, Fenglang, and Tao Yuan in southeastern Taihu, Guanshi in western Fengshun, and Shangshanyan and Sanyao townships in northern Rao'an.

2, Tulou: mainly located in Yongding County, Longyan, Fujian Province, Fujian Province, Zhangzhou, Nanjing County and Hua'an County, which is represented by the Hakka Tulou.

Three, different historical origins

1, Wei House: in the two Jin Dynasty to the Tang and Song Dynasty, due to war and chaos, the Yellow River Basin in the Central Plains of the Han people were forced to migrate southward, through the five south of the Great Migration, has settled in the south of Guangdong, Fujian, Jiangxi, Hong Kong and the New Territories and other places.

Ancient local officials for these immigrants registered household registration, also set up for the "Hakka", known as "customer", "Hakka", which is the origin of the Hakka people. In order to prevent foreign enemies and wild animals, most of the Hakka people live in clusters, forming a dragon house, horse building, five phoenix building, Shiwei building, four-cornered building, etc., of which the most surviving and most famous to the dragon house, is the concentration of the Hakka architectural culture.

2. Tulou: the history of Tulou has a long history, it was created in the 11th-13th century (Song and Yuan dynasties), through the development of the 14th-16th centuries (the early and middle of the Ming Dynasty), to the 17th-20th centuries in the first half of the first half (the end of the Ming Dynasty, the Qing Dynasty, the Republic of China) to reach maturity, and have been continues to this day. This process was closely related to the large-scale southward migration of people from the north, especially in Fujian.

Baidu Encyclopedia - Hakka Houses

Baidu Encyclopedia - Tulou