Rutherford and Bohr Atomic Theory Both Rutherford model and Bohr model present the same idea of atomic structure with slight variations. Difference between Rutherford Atomic Theory and Bohr Atomic Theory Rutherford’s Atomic Theory Bohr’s Atomic Theory According to the Rutherford theory, an atom has a central nucleus where nearly all of its mass is concentrated,Difference between Rutherford Atomic Theory and Bohr Atomic Theory