| Resolution | 16 Bits | 16 Bits | 8 Bits |
| Memory | Over 3.5GB | Over 650MB | 1/2M or 1.0M |
| Records Stored | 4096 Maximum | 2048 Maximum | Approx. 250 or 340 Maximum |
| Channels | 4 or 8 | 4 | 4 |
| Seismic Range | 0.008 to 260 mm/s (0.0003 to 10.24 in/s) | 0.008 to 260 mm/s (0.0003 to 10.24 in/s) |
0.127 to 65 mm/s (0.005 to 2.56 in/s) 0.254 to 130 mm/s (0.01 to 5.12 in/s) 0.508 to 260 mm/s (0.02 to 10.24 in/s) |
| Acoustic Range (Linear) | 58 to 148 dB (0.015625 Pa to 512 Pa) | 58 to 148 dB (0.015625 Pa to 512 Pa) |
100 to 142 dB (2 to 256 Pa) 106 to 148 dB (4 to 512 Pa) |
| Sample Rates |
1024 to 16384 over 4 or 8 channels 65536 and 131072 single channel |
Waveform 1024 to 16384 Histogram - 1024 |
1024 or 2048 |
| Waveform Duration | 1 to 120 seconds at all rates |
1 to 120 seconds at less than 16K rate 1 to 7 seconds at 16K |
2 to 12 seconds at 1024 1 to 6 seconds at 2048 |
| Hitogram Period | 1, 10, 20, 30, 40, 50, 60 or 900 seconds | 1, 10, 20, 30, 40, 50, 60 seconds | Very limited |
| Optional GPS | Yes | No | No |
| USB Support | Yes, both computer and thumb drive |
Yes, both computer and thumb drive but slower than the Pro |
No |
| RS232 Support | Yes, baud rates from 1200 to 460800 | Yes, baud rates from 1200 to 230400 | Yes, baud rates from 1200 to 19200 |
| Firmware Updates | Remote and Local with SDA V13 | Local with SDA V12 or V13 | No |
