Private tours
Your own guide, your own pace, priced per group rather than per person on most listings.
Prices run from $8 to $1087, and half of the 79 priced listings cost $121 or less. Most take 3 hours to 5 hours. The best reviewed with at least 100 reviews is Bucharest: Private Tuk-Tuk Tour for 360° Views of Top Sights (5.0 from 317 reviews).
For the operators we researched and recommend, see our food tours and cooking classes in Bucharest, or the experiences overview.