Sigma vs Zeta -: 1.Rear camera 2.Alloy wheels 3.LED Headlight 4. 6 Airbags**** - Very imp 5.Cruise control 6.Infotainment system 7.Rear charging ports 8.Rear wiper 9.Parcel tray "[Price Difference - 5.5 Lakhs]" Owner of Grand Vitara Sigma, spent rs 70,000 total on accessories including Alloy wheels, infotainment system with camera, led headlights and small accessories, Now no one can tell if it is Sigma or Zeta 😎😎.