Cost, and the fair comparison of costs, is critical.

Both systems are growing, though, and now the field is finally level enough for a fair comparison.

I don't think that is a fair or apt comparison.

The two countries are very different in size and population, this it is not truly a fair comparison.

"Not really a fair comparison," the older man said, shaking his head.

Point out that it is a fair comparison since women were classed as all three only a hundred years ago.

It wouldn't really be a fair comparison, he thought, even if they did.

It's a fair comparison, whether the debuts in a particular year were high or low.

I must say that it is not a fair comparison.