There is no metered taxi system in Zanzibar. Every taxi fare is negotiated. This single fact shapes the entire comparison.
The taxi experience
You exit the terminal into a covered area where multiple drivers approach you, sometimes quite persistently. Everyone is offering rides. The opening price they quote is typically 30-50% above what the ride should cost. You negotiate down.
For Stone Town ($10-15 USD), the negotiation is quick and the stakes are low. For beach resorts ($35-60 USD), the negotiation takes longer and the price range is wider. A driver might open at $70 for Nungwi when $40-50 is fair.
Vehicle quality varies enormously. Some taxis are comfortable SUVs. Others are aging sedans with questionable air conditioning and worn tires. You see the car before you agree, which is an advantage.
Payment is cash, typically in USD.
The transfer experience
You book in advance, receive confirmation, and a driver waits with your name. The price is set. No negotiation. The vehicle is specified and generally in better condition than a random airport taxi.
For Stone Town, a transfer costs $10-20 USD, barely more than a negotiated taxi. For beach resorts, $30-55 USD, which is competitive with a well-negotiated taxi fare.
The real value of a transfer in Zanzibar is not just price. It is arriving at a chaotic airport and walking straight to a car without engaging in the haggling process. After a long flight, this matters.
Vehicle quality
This is an underappreciated factor. The drive to Nungwi or Paje takes 60-90 minutes on roads with potholes and limited lighting at night. The quality of the vehicle and the reliability of the driver make a real difference on these longer routes. Pre-booked transfer companies generally maintain their vehicles better because they depend on reviews and repeat business.
When the taxi is fine
For Stone Town trips, a taxi is perfectly adequate. The distance is short (5 km), the cost is low, and even a bad negotiation only costs you a few extra dollars. Grab a taxi and go.
When a transfer is worth it
For any beach resort destination (30+ km), a transfer is the more practical choice. The longer distance magnifies both the price negotiation and the vehicle quality question. For families, groups, late-night arrivals, or anyone who simply does not want to haggle after traveling, a transfer is the clear recommendation.
The bottom line
In destinations with metered taxis and regulated pricing, the taxi vs transfer debate is often about convenience. In Zanzibar, it is also about predictability and vehicle quality. Without meters, regulation, or standardized vehicles, a pre-booked transfer provides certainty that the taxi market here does not.