اینطور به نظر میرسه که استفاده از دستور service ساده و سرراست و محدودتره ولی systemctl قدرتمند و پیچیده تر.
لینکها:
https://serverfault.com/questions/867322/what-is-the-difference-between-service-and-systemctl (https://serverfault.com/questions/867322/what-is-the-difference-between-service-and-systemctl)
https://askubuntu.com/questions/903354/difference-between-systemctl-and-service-commands/903405#903405
(https://askubuntu.com/questions/903354/difference-between-systemctl-and-service-commands/903405#903405)