DO is still far from being a “premium” provider. Sure they’re starting to offer a subset of AWS services, but if you compare their prices, they aren’t aiming for the same type of costumers.
Easiest way to compare is bandwidth costs: AWS/Azure/Google Cloud charge around $0.05/GB at their cheapest prices. DigitalOcean/Linode/Vultr charge around $0.005/GB (and it comes with a VPS bundled).
If you’re doing anything bandwidth intensive (several PB a month), one is viable, the other is not
Easiest way to compare is bandwidth costs: AWS/Azure/Google Cloud charge around $0.05/GB at their cheapest prices. DigitalOcean/Linode/Vultr charge around $0.005/GB (and it comes with a VPS bundled).
If you’re doing anything bandwidth intensive (several PB a month), one is viable, the other is not