At present route is fit for 120kmph in non-monsoon season.
But The route is tested for 160kmph.
And even this Tejas will be a slow train with average speed between Mumbai to Karmali/Madgaon to be 53-55kmph only.
Even after inauguration of Tejas, the TVC rajdhani and MAO Janshatabdi still will be the fastest trains on this section.