Phantom - is a Mountain Bike and is mainly designed to be used on rough terrain like mountain. The motor capacity on Phantom is 750kw of hub motor that carries 160NM torque. The higher the torque goes the easier for the rider to ride the bike on steep hills. Phantom also equipped with a full suspension system (Front & Rear) which allows riders to have a smoother ride on rough terrain.
Breeze - is a Road Bike. Some people called it "City Bike". Breeze is designed for the use on regular road terrain. Riders can easily navigate Breeze on city streets.
For more details on the specs please see the bike comparison chart below.