See also:

Interior Refinement
The style makeover continues into the Optima's cabin with expanded electronics melded with refreshed fascia patterns and color schemes. Based on a new platform, the standard audio system features ...

Engines, gearboxes, suspension, steering and brakes
One engine, two transmissions, completely revised all-independent suspension and steering delivering more dynamic handling and a comfortable ride and the latest electronic driver aids to minimise ...

Interior Features
Test drivers say the Rio and Rio5 have easy-to-read gauges and generally like the layout of the dash, but the praise ends there. The Rio’s barebones interior comes with a four-speaker audio syst ...