I would think that if they abide with the standard (Cant be sure as not lucky enough to own all those devices) then yes they should export the same.

From http://en.wikipedia.org/wiki/VCard

The following is an example of a VCard file containing information for one person:

vCard 2.1:

BEGIN:VCARD
VERSION:2.1
N:Gump;Forrest
FN:Forrest Gump
ORG:Bubba Gump Shrimp Co.
TITLE:Shrimp Man
TEL;WORK;VOICE:(111) 555-1212
TEL;HOME;VOICE:(404) 555-1212
ADR;WORK:;;100 Waters Edge;Baytown;LA;30314;United States of America
LABEL;WORK;ENCODING=QUOTED-PRINTABLE:100 Waters Edge=0D=0ABaytown, LA 30314=0D=0AUnited States of America
ADR;HOME:;;42 Plantation St.;Baytown;LA;30314;United States of America
LABEL;HOME;ENCODING=QUOTED-PRINTABLE:42 Plantation St.=0D=0ABaytown, LA 30314=0D=0AUnited States of America
EMAIL;PREF;INTERNET:forrestgump@example.com
REV:20080424T195243Z
END:VCARD

vCard 3.0:

BEGIN:VCARD
VERSION:3.0
N:Gump;Forrest
FN:Forrest Gump
ORG:Bubba Gump Shrimp Co.
TITLE:Shrimp Man
PHOTO;VALUE=URL;TYPE=GIF:http://www.example.com/dir_photos/my_photo.gif
TEL;TYPE=WORK,VOICE:(111) 555-1212
TEL;TYPE=HOME,VOICE:(404) 555-1212
ADR;TYPE=WORK:;;100 Waters Edge;Baytown;LA;30314;United States of America
LABEL;TYPE=WORK:100 Waters Edge\nBaytown, LA 30314\nUnited States of America
ADR;TYPE=HOME:;;42 Plantation St.;Baytown;LA;30314;United States of America
LABEL;TYPE=HOME:42 Plantation St.\nBaytown, LA 30314\nUnited States of America
EMAIL;TYPE=PREF,INTERNET:forrestgump@example.com
REV:20080424T195243Z
END:VCARD

Version 2.1 of the vCard standard is widely supported by e-mail clients. Version 3.0 of the vCard format is an IETF standards-track proposal contained in RFC 2425 and RFC 2426.