Different vendors have different metrics to consider but it all comes down to throughput, user count and processing power requirements.  For instance, if you switch on all the NGFW features, the device may have to be sized up to cope with the extra processing requirements.

It depends which SD-WAN vendor you are considering. Pure play SD-WAN generally lack enterprise grade security features and their architectures require a firewall - which means more complexity and cost. A number of firewall vendors have Secure SD-WAN appliances that…

We are partners for both products and as a security practice, we recommend Fortinet over Cisco for security. Fortinet offers improved security efficacy, performance, and cost. Cisco has dropped off badly in analysts' reports recently and we hardly see them in serious…