Nowadays, almost every smartphone on the market is proudly 4G capable. The majority of mobile phone plans have followed suit - with everyone from Telstra to Vaya offering 4G network connectivity as standard. Consequently, the idea of a "3G-only" plan sounds positively archaic.

However, there are significant benefits to a 3G plan, ranging from cheap prices to generous data allowances of up to 90GB a month. If speed isn't hugely important to you - or you live in an area with flaky 4G coverage - the plans in this roundup could be worth considering.