A two-seat 4½ hp voiturette, it was the forerunner of the Grégoire.
[1] A Soncin raced by Henri François Béconnais set the 1 km speed record (48 seconds) on September 21, 1899 at Achères, and the speed record of 91.8 km/h (57.0 mph) driving a Soncin at the «Semaine de Nice» on March 30, 1900.
A Soncin 10 hp won the Coppa Brescia on September 10, 1900.
[4] Specially-tuned Soncin engines were also used by Chase Brothers Motorcycle company.
This article about a veteran automobile produced before 1905 is a stub.