Both the Xerox Phaser 2135 and Brother HL-4200 are LED printers which means that they produce all of their prints in a single pass, but the printers differ on color and image production as well as memory and processors. The HL-4200 from Brother utilizes a 400 MHz processor while Xerox 2135 uses a 500 MHz [...]

The Brother HL-4200 color laser printer provides 1200 dpi resolutions and is a mid range work group printer priced at around $1000.00. The series is marked by the use of a 400 MHz processor paired with a base memory of 64 MB which will almost certainly need to be expanded to the full 320 MB [...]