• Date and time
• Engine hours
• Vehicle miles
• Drive times
• Locations
• Duty status

• Date and time
• Engine hours
• Vehicle miles
• Locations
• Identifying information on driver or user, motor carrier and vehicle, including in and out, engine on and off and malfunctions

• Records during each change of duty status
• Can be entered manually

Automatically recorded when:

• Change in a duty status
• 60-minute intervals while driving
• When the engine is turned on and off
• At the start and end of yard moves and personal conveyance

Accuracy:

• Within 1 mile when On-Duty driving and within 10 miles when in personal conveyance

• Records who made an edit and when
• Does not readily display edit history

• Records who made an edit and when
• all edits require an annotation
• Automatically recorded events cannot be changed only annotated
• Readily displays edit history to DOT inspectors

• Driving time can only be edited when attributed to the wrong driver

• Driving time cannot be edited