Question: Between Broken Bells and Magic Dirt, which band had more members at the time they were formed?

Context paragraphs:
Raúl Sánchez (musician): Raúl Sánchez is a Spanish-born Australian rock musician, best known as the lead guitarist in Magic Dirt.  Raul initially played in Melbourne based band Muffcake before joining Magic Dirt.  Raul currently plays in River Of Snakes, and Tex Perkins super group "The Ape".

The Dirt Bike Kid: The Dirt Bike Kid is a 1985 film directed by Hoite Caston, produced by Julie Corman, starring Peter Billingsley and Stuart Pankin, about a boy who discovers a magic dirt bike that has a mind of its own.  Part of the story is inspired by "Jack and the Beanstalk".

Bored (band): Bored (stylised as Bored!)  were an Australian punk rock band which formed in Geelong in 1987.  The original line-up was Grant Gardner on bass guitar, Adrian Hann on keyboards, Justin Munday on drums, John Nolan on guitar (ex-Behind the Magnolia Curtain) and Dave Thomas on guitar and vocals (ex-Bodies, Slaughter House).  In 1989 Gardner was replaced by Tim Hemensley (ex-Royal Flush, God).  Both Hemensley and Nolan left in 1991 to form Powder Monkeys.  Bored!  released four studio albums by 1993 and disbanded later that year.  Thomas briefly joined Magic Dirt and subsequently has enlisted various line-ups for reformed versions of Bored!  in 1998, 1999 and 2000.

Girl (Magic Dirt album): 'Girl' is the sixth album from Australian rock-grunge band Magic Dirt.  Produced by Magic Dirt and Lindsay Gravina, at Birdland Studios, Melbourne.

Magic Dirt: Magic Dirt are an Australian rock band, which formed in 1991 in Geelong, Victoria, with Daniel Herring on guitar, Adam Robertson on drums, Adalita Srsen on vocals and guitar, and Dean Turner on bass guitar.  Initially forming an alternative underground band called Deer Bubbles which split and formed into the much heavier, rock based group called The Jim Jims, they were renamed as Magic Dirt in 1992.  Their top 40 releases on the ARIA Albums Chart are "Friends in Danger" (1996), "What Are Rockstars Doing Today" (2000), "Tough Love" (2003) and "Snow White" (2005).  They have received nine ARIA Music Award nominations including four at the ARIA Music Awards of 1995 for "Life Was Better" – their second extended play.  Turner died in August 2009 of dermatofibrosarcoma protuberans (a soft tissue cancer).  s of 2011 , the band is on hiatus with no immediate plans to tour or record.

Broken Bells: Broken Bells is an American indie rock band composed of artist-producer Brian Burton (better known as Danger Mouse) and James Mercer, the lead vocalist and guitarist for the indie rock band The Shins.  Broken Bells compose and create as a duo, but are joined by Dan Elkan and Jon Sortland when performing live.  The previous live band included Conor Oberst and the Mystic Valley Band sidemen Nate Walcott and Nik Freitas, and Jonathan Hischke and Dan Elkan, both ex-members of Hella.  Following their 2010 self-titled debut album, the duo released an EP, "Meyrin Fields", in 2011 and their second studio album, "After the Disco", on February 4, 2014.

Broken Bells (album): Broken Bells is the self-titled debut album from Broken Bells, consisting of James Mercer of indie rock band The Shins with producer and multi-instrumentalist Brian Burton (aka Danger Mouse), and was released on March 9, 2010.

Beast (Magic Dirt album): 'Beast' is a mini-album by from Australian rock-grunge band Magic Dirt.  Produced by Magic Dirt and Lindsay Gravina, at Birdland Studios, Melbourne.

Magic Dirt (US Version): Magic Dirt is an album by Australian alternative rock band Magic Dirt released in the U.S. on the Dirt label.  It compiles the band's first two Australian-released EPs "Signs of Satanic Youth" and "Life Was Better" along with additional tracks.

Meyrin Fields: Meyrin Fields is the first EP by the alternative rock band Broken Bells, made up of unreleased tracks from their debut album, "Broken Bells".  The instrumental version of "An Easy Life" was originally released as the b-side of "The High Road" single, and released with the vocals on the iTunes LP edition of their self-titled album, and "Meyrin Fields" was originally the b-side of "The Ghost Inside."  "Heartless Empire" was originally released as an instrumental, with strings replacing the vocals, which could be heard upon opening the music box edition of their 2010 self-titled album.

Supporting paragraphs: Broken Bells Magic Dirt
Answer: Magic Dirt