Question: Who has had the more varied musical career, Thomas Anders or Sonya Scarlet?
Context: Thomas Anders (born Bernd Weidung, 1 March 1963) is a German singer, composer, and record producer.  Anders was the lead singer of Germany's popular pop-duo Modern Talking in 1983–1987 and in 1998–2003. Down on Sunset is the title of the third studio album by singer-songwriter & producer Thomas Anders, released in 1992.  It is produced by Ralf Stemmann and Christian De Walden (Brigitte Nielsen) and contains Neil Sedaka's classics Laughter in the Rain.  Several songs were co-written by Thomas Anders aka Chris Copperfield. Barcos de Cristal (Spanish for "Crystal Ships") is the title of the fifth studio album by singer-songwriter & producer Thomas Anders.  It is his first solo album to be sung in Spanish.  It was released in 1994 in the United States for Latin America, and was produced by Ralf Stemmann and Christian De Walden (Marta Sánchez).  Some tracks were co-written by Thomas Anders aka Chris Copperfield.  A title track was used for the Argentine TV-series and reached No.1 in Argentina.  "Tu Chica Es Mi Chica" was recorded as a duet with Glenn Medeiros.  "Una Mañana De Sol" is a cover in Spanish on "When Will I See You Again" by The Three Degrees.  "Luna De Plata" was covered by Kiara in 1995. Songs Forever is the title of the 2006 studio album by German singer-songwriter & producer Thomas Anders, consisting mainly of popular swing covers.  In this album Thomas Anders opens new sides of the solo career. Sonya Scarlet (born 2 April 1980) is the singer and lyricist of the Italian extreme gothic metal band Theatres des Vampires. Es war die Nacht der ersten Liebe (English: It Was The Night of The First Love ) is a German ballad by singer Thomas Anders.  It was Thomas Anders' third single, released in 1981. Pleasure and Pain is the seventh studio album by the Italian gothic metal band Theatres des Vampires.  It is the first album after Lord Vampyr's departure, and the first to feature Sonya Scarlet as the main vocalist of the band as well as being the last to feature Robert Cufaro on guitar. Judy is a schlager ballad by German singer Thomas Anders.  It was Thomas Anders' first single, released in 1980 on Columbia Records. The Addiction Tour 2006 is the first live DVD by the Italian gothic metal band Theatres des Vampires.  It features ten songs recorded during the tour in 2006 and also features an interview with Sonya Scarlet, as well as two music videos the band had recorded for the songs "Lilith Mater Inferorum" and "Angel of Lust".  The live songs were also released as a live album in the band's next release, Desire of Damnation. Candyland is the tenth studio album by Italian gothic metal band Theatres des Vampires, released through Scarlet Records on 14 October 2016.  Initially announced on 7 July 2016, it is their first studio album in 5 years since "Moonlight Waltz", and also their first release with guitarist Giorgio Ferrante, who replaced Stephan Benfante early in 2016.  It is noticeably more guitar-driven than the band's previous releases with Sonya Scarlet on vocals, and its lyrics focus less on the vampiric and occult themes the band is famous for.  A music video for the track "Morgana Effect" was uploaded to the band's official YouTube channel on 29 September 2016.
Answer: Thomas Anders