Does the engine of NEW Santro is new or the same as the old one because nowadays all other companies are making new car means new advanced engine. Please clarify

Maruti Suzuki WagonR Vs Hyundai Santro Vs Tata Tiago: Compact Hatch Comparison
The WagonR sits between the most affordable cars of India and the more aspirational hatchback space. This segment has grown with the times and now features new players like the upmarket Santro and the feature-rich Tiago. Has Maruti added enough oomph to the WagonR to see it regain its crown?
2018 Hyundai Santro Manual And Automatic: Road Test Review
The Santro is back in a larger and more feature rich avatar. We put the manual and AMT versions to the test to discover who the perfect family is for India’s favourite family car in 2019
2018 Hyundai Santro: First Drive Review
Can Hyundai’s Santro win over Indians looking for a family car once again? More importantly, how does the all-new Santro plan to do that? We find out on our first drive
2018 Hyundai Santro: 5 First Impressions
Hyundai’s most anticipated car this year is almost here. Here’s a quick look

Q. Does the engine of NEW Santro is new or the same as the old one because nowadays all other companies are making new car means new advanced engine. Please clarify