Real color calibration is not available on film recorders until you move into the high end commercial systems. When you need a perfect match of color for your company logo, trial and error will have to do. In addition, we are pretty good at dealing with issues relating to specific software packages. The manufacturers' support is best when questions are limited to their hardware and software. Between us and the manufacturer, you should end up with a warm fuzzy feeling.
Most manufacturers offer one year parts and labor warranties, with service done at the factory.
Presenting Solutions offers relatively low cost loaner and rental programs if needed should your unit require servicing. Often a big deciding factor in which system you select. With sharpness similar in closely priced systems, and speed usually more than adequate for most users, the selection of useful options available is often the tie breaker. Different systems have different compatibility issues with software and operating system compatibility. All machines run on Macs and PowerMac, but one or two still don't have full native code for PowerMac, which slows them down noticeably.