Delivery services: GLS or UPS is better

If someone is interested in the question about well-known delivery services: what is better GLS or UPS, here found an interesting article https://shipstage.com/blog/der-vergleich-der-paketzustelldienste-von-ups-und-gls information will be useful for e-commerce business owners.

 

Both GLS and UPS have their pros and cons, but it ultimately depends on what you are looking for in a delivery service. For customer service issues, you can check out https://ups.pissedconsumer.com/customer-service.html to see how others have rated their experiences with UPS. In my experience, UPS has been reliable for timely deliveries, though some prefer GLS for certain regions. It's always good to compare both services based on your specific needs. What's been your experience with either service?