In plain terms
Choose between the C834nw, which connects over the network or wirelessly, and the C834dnw, the same printer with automatic double sided printing. The C834 belongs to OKI's third C800 generation of 2019, and it prints colour on paper and card up to A3 and 256 gsm.
From the same range, the dealer only ES8434 was OKI's Executive Series model; its sales finished in March 2021, with OKI support published to 31 March 2028.
Maker's own photo

