TT101 is just the motor drive with no plinth and no arm whereas the GT2000 is a complete integrated turntable. The prices should be different.
The TT61, TT71, and TT81 do not use coreless motors and from my experience with TT71, while it's good sounding, its sound does not have the flowing smoothness of tables with coreless motor like QL-Y66F, QL-Y7, QL-Y5, QL-Y55F, etc...
The TT61, TT71, and TT81 do not use coreless motors and from my experience with TT71, while it's good sounding, its sound does not have the flowing smoothness of tables with coreless motor like QL-Y66F, QL-Y7, QL-Y5, QL-Y55F, etc...