Question

Difference between k series engine and vvt engine

Answer 1

Similarities

Both are Petrol EnginesBoth have DOHC “Double Overhead Cam” Valve Train 16-valve design.VVT (Variable Valve Timing)3 or 4 in line CylinderGDI (Gasoline Direct Injection) or MPFI (Multi Point Fuel Injection)Both available in 1 L - 1.6 LBoth are TurbochargedReduced CO2 emission

Differences

Hyundai have Dualjet Technology.Maruti K Series engines are Euro 4 and Euro 5 compliant but Hyundai Kappa Engines are only EURO 4 Compliant.Maruti K Series engine CO2 emission rate 109 gm/km but Hyundai Kappa Engine emission rate 119g/km of CO2.

Answer 2

K series VS vvt engines:

K series engines:

The Honda K-series engine is a line of four-cylinder four-stroke car engine presented in 2001. The K-series engines are armed with DOHC valvetrains and use roller rockers to reduce friction.  

VVT engines:

VVT engines help to enhance combustion, which delivers several benefits, comprising improved engine operation, increased engine power (which allows the use of a smaller engine to achieve the same performance), reduced fuel ingestion and decreased emissions.

Hope it helped.....