7000 KM/MONTH.....CNG or DIESEL?

Hello,

I am planning to buy a CNG Wagon R or Celerio for commercial purpose. monthly running would be around 7500kms. shall i go ahead or buy a diesel version instead? Can someone please tell me the advantage of CNG/Diesel considering the running will be more than 7000 km/month

Please help
Thanks

I didn't find the right solution from the Internet


References:
www.carwale.com/forums/43629-7000-kmmonthcng-or-diesel.html

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