The Cape clapper lark has grey upperparts and a grey face, and the Agulhas clapper lark has dark brown upperparts, although individual variation means that it cannot always be reliably distinguished from the nominate race.
The Cape clapper lark has gray upperparts and a gray face, while the Agulhas clapper lark has dark brown upperparts. However, individual variations make it difficult to reliably distinguish between them and the nominate race.