Truckload and intermodal solve different operating problems. A useful comparison starts with the shipment profile, not a blanket rule about which mode is cheaper.
How much schedule flexibility exists?
Truckload usually provides tighter direct control. Intermodal can fit freight with a more flexible delivery window.
Does the corridor fit the network?
Distance alone is not enough. Ramp access, dray capacity, and final-mile appointments determine whether rail is practical.
How predictable is the volume?
Repeatable lanes and consistent volume are easier to plan across rail schedules and dray partners.
How much handling can the cargo tolerate?
Every additional handoff creates another operating event and another point of exposure.
What is the complete landed move?
Compare linehaul, drayage, storage risk, appointment reliability, transit, and disruption.
A mode decision is strong when the service plan still works after the rate is removed from the page.
Use a lane-level comparison
For each shipment, score time sensitivity, ramp fit, cargo handling, volume consistency, and exception exposure. Then compare the complete move on cost and service.