| |
DeepSpar Disk Imager |
Atola Imager |
GNU ddrescue |
| Software Interface |
DOS (Windows via DRE over a network) |
Windows |
Linux / Mac OS / Windows (using Cygwin) / BSD / Unix |
| System Interface |
IDE (supplied PCI-E1x ATA Controller) |
Gigabit Ethernet |
n/a |
| SATA Source |
Yes (with supplied adapter) |
Yes |
Yes |
| IDE Source |
Yes |
Yes |
Yes |
| USB Source |
Yes (requires Forensic Edition) |
No |
Yes |
| SATA Destination |
Yes |
Yes |
Yes |
| IDE Destination |
Yes |
Yes (with adapter) |
Yes |
| Image Specific Files |
Yes |
No |
Yes (If file system accessible) |
| Image data areas only |
Yes |
Yes (NTFS/FAT) |
No |
| Head Map |
Yes |
No |
No |
| Image by Head |
Yes |
No |
No |
| Able to switch between specific DMA and UDMA modes |
Yes |
No |
No |
| Set sector range to mirror |
Yes |
Yes (requires multiple sessions that don't cross reference the same sector map) |
Yes |
| Image to file |
Yes (requires Forensic Edition) |
Yes (via Network connection) |
Yes |
| Skip 'x' number of sectors |
Yes |
No |
No |
| Image to network drive |
No |
Yes |
Yes |
| Reverse clone |
Yes |
Yes |
Yes |
| Hardware reset |
Yes |
No |
No |
| Visible sector map |
Yes |
No |
No |
| Stored Configuration Data |
On the destination drive or on a 3rd connected drive. |
Case management database |
No |
| Set Max LBA on Destination |
Yes |
No |
No |
| Power Oscilloscope |
Yes (Optional add-on) |
No |
No |
| Time to read sectors Oscilloscope |
No |
Yes |
Maybe (OS dependant) |
| Head and Media Test |
Yes |
No |
No |
| Read Ignoring ECC |
Yes |
No |
No |
| Checksum Calculations |
MD5 (Forensic Edition) |
MD5, SHA1, SHA224, SHA256, SHA384, SHA512 |
No |
| Set Read Timeout |
Yes |
Maybe |
No |
| Log of bad sectors |
Yes |
Yes |
Yes |
| E-Mail Notification |
No |
Yes |
No |
| Force read in PIO Mode |
Yes |
Yes |
No |
| Set read block size |
Yes |
Yes (the system slows down significantly with smaller block sizes) |
Yes |
| Customizable algorithms (Set read response based on individual sector read errors) |
Yes |
No |
No |
| Disable SMART operations |
Yes |
Maybe |
No |
| Turn Off "Read Bad Sector" auto reallocation |
Yes |
Maybe |
No |
| Disable read look ahead |
Yes |
No |
No |
| Reset HPA |
Yes |
No |
No |
| Enable/Disable overwrite unread sectors |
Yes |
No |
Yes |
| System Boot Time |
23 seconds |
2 minutes 40 seconds |
Depends on the OS |
| Write protection |
Yes |
Yes (toggle switch on unit) |
Yes (needs to be setup through the OS) |
| Wipe destination sector by sector |
Yes |
No |
Yes |
| Wipe unprocessed sectors |
Yes |
No |
No |
| Wipe unread sectors on the fly |
Yes |
Yes |
Yes |
| Set number of sectors to skip |
Yes |
Yes |
Yes |
| Live sector view |
Yes |
No |
No |
| Healthy 1TB transfer speed |
80 MB/second |
100 MB/second |
70 MB/second (depends on the system) |
| Price |
$3350 USD (world wide shipping incuded) |
$2890 USD |
Free |
| Annual Updates |
Free lifetime software updates |
$499/year (1st year free) |
Free |
