Too many groups on whats app 
1. Pakwheels orginal group
2. AAA Copy of pakwheels group
3. Detailing Group
4. Random discussion(People from detailing group and pakwheels)
5. My faisalabad pakwheels friend group
6. My university friends pakwheels group
7. My School fellows gropu
8. Cousins group
9. Kuwait friends group
So far remember these only. What ever new group adds me i skip out from them 
But handling data storage and things on Telegram is easy rather than whats app. Where you have to clean the db's, voice note, gallery you self. Also once deleted you cannot recover it. On TG it is cloud based you can access the things later as well if you remove from your gallery.