If its not for business deployments then why does spark inflict it on businesses?
Its also slow in other ways choking on wifi throughput. Even vodafone agrees
The "Modem" is given away free on a Spark Business connection, you are totally at liberty to provide whatever device you see fit for your clients needs.
As for me, I typically provide Mikrotik's, they are one of the most flexible and programmable and cost effective devices, and provide excellent throughputs, never had issues with Hex S or RB4011's on Gig connections.