The Tesla Cybertruck undergoes testing in water.
The Tesla Cybertruck undergoes testing in water.
  • Tesla Cybertruck buyers may be disappointed in the size of its front trunk. 
  • Front trunks, or frunks, are a favorite feature among electric-vehicle owners. 
  • It looks like frunk in the Ford F-150 Lightning, one of the Cybertruck's closest rivals, is way bigger. 

The Ford F-150 Lightning looks like it has one big edge over Tesla's upcoming Cybertruck. And it has to do with what is — or isn't — under the hood.