No, we're not interested in adding more data to track at this time. We know there are many people who would like to see more details about each vehicle, but we want to keep the site friendly for non-enthusiasts. We understand that means the browsing side of the site isn't as great as it could be, but our focus right now is getting the most people tracking their mileage as possible. Without people adding data, there's nothing to compare in the first place.
We have more of our thinking on this in the FAQ:
Why don't you track more vehicle details? And here are some the recent past discussions we've on this topic here in the forum:
1,
2,
3.