iTWire Tuesday, 11 May 2021 17:41 Review: Price just one plus for OPPO A54, Australia's cheapest 5G device Shares The OPPO A54 Fluid Black model. Supplied Even before one starts casting a critical eye over the OPPO A54 5G, there is one feature that is sure to grab the attention, especially in these times: it costs just $399 and easily qualifies as Australia's cheapest 5G smartphone at the moment. The descent of 5G phone prices into the sub-$400 bracket has taken some time, given that Australia is considered a market where manufacturers can charge higher prices compared to other countries. But now that it has come, one can expect at least a couple more companies to land their devices Down Under and duke it out for sales.