I collect reliability info. Latest set of results here:
TrueDelta Vehicle Reliability Survey resultsI don't have results for either of these models yet, probably in February. But judging from the models and years I do have data on you should be in good shape with either car.
The only thing I'd be sure to check is whether that year Accord V6 had transmission issues. Honda settled a class action suit by extending the transmission warranty on some V6 cars in the 1999-2003 range, and the Accord V6 might have been one of them.