Instrument Comparison Chart
| MODEL | COMPUTER | AIR INTEGRATED | PRESSURE GAUGE | DEPTH GAUGE | COMPASS | AUDIBLE ALARM | VIBRATION ALARM | BACKLIGHT | PC DOWNLOAD | LUMINOVA DIAL |
| IQ-650 | X | X | ||||||||
| SCA-251 | X | X | X | |||||||
| SCA-351 | X | X | X | X | ||||||
| ZEN | X | X | X | X | X | |||||
| ZEN AIR | X | X | X | X | X | X | X | |||
| IQ-700 | X | X | X | X | X | |||||
| IQ-800 | X | X | X | X | X | X | ||||
| SCA-343 | X | X | X | X | X | X | X | X | ||
| SCA-230 | X | X | X | |||||||
| SCA-230T | X | X | X | |||||||
| SCA-330 | X | X | X | X | ||||||
| SCA-330T | X | X | X | X | ||||||
| SCA-240 | X | X | X | |||||||
| SCA-120 | X | X |