You can't really compare Celery with beanstalkd or gearman. In fact, Celery supports beanstalk as a transport, and adding gearman support would be simple. You

You can't really compare Celery with beanstalkd or gearman. In fact, Celery supports beanstalk as a transport, and adding gearman support would be simple. You could rather compare celery with the Python clients for these services. Also, the default configuration is good enough in most cases.