Private tours
Your own guide, your own pace, priced per group rather than per person on most listings.
Prices run from $22 to $1346, and half of the 100 priced listings cost $123 or less. Most take 2 hours to 4 hours. The best reviewed with at least 100 reviews is Budapest: Sightseeing Tour by Electric Tuktuk (5.0 from 185 reviews). The most reviewed is Budapest: Private City Tour with a Vintage Russian Jeep (266 reviews).
For the operators we researched and recommend, see our food tours and cooking classes in Budapest, or the experiences overview.