Whoopysnorp wrote: "No way do drums with no bottom head sound better! They sound dead, flat, and lifeless. If a tom is properly tuned with the bottom head on it, it can sound anywhere from high and jazzy to deep and rumbling, Bonham-style."
Not sure what drums you've recorded without bottom heads, but if they are nice drums, they shouldn't sound dead flat and lifeless. From my personal experience and what I learned over the years,
give it a try and then tell me different.