| APC SmartUPS | APC BackUPS | |||
| Suitable Use | Servers | Workstations | ||
| Power Waveform | Sinewave | Stepped Approxomation to Sinewave | ||
| Lifespan | 5-15 years | 3-5 years | ||
| Scalability | Yes, Extended Run | No | ||
| Features | Better communication capabilities and more programing flexibility |
Basic functions | ||
| Cost | High | Low, Entry Level | ||
| Rack Mount | Both Tower and Rack Mount | Tower only |