Both carry passengers for payment, in a car, with a professional at the wheel. Everything else differs: the legal framework, the way you book, how the price is formed, and the situations in which one is clearly preferable. Here are the differences that actually matter to you, without propaganda in either direction.
Plying for hire is the fundamental difference
A taxi may wait on the public highway for custom and be hailed in the street. For that it holds a stationing authorisation, commonly called a licence, attached to a particular commune.
A private hire car may not. Every journey must be booked in advance. That is a legal obligation, not a commercial preference, and it has a direct consequence: a private hire car cannot rescue you when you walk out of a restaurant having made no arrangement. Conversely, a taxi cannot guarantee you a price before setting off.
That single rule explains almost all the others.
How the price is formed
A taxi applies regulated fares, set each year by prefectoral order in every department. They comprise a pick-up charge, a per-kilometre rate, an hourly rate for waiting and slow-moving traffic, and surcharges by hour, day and return-empty running. The fares in force must be displayed in the vehicle.
A private hire car sets its prices freely but must state them before the journey. With us the rate is per kilometre — €1.80 in a saloon car — given with the quote, with no night, weekend, public-holiday or luggage surcharge.
The practical consequence is simple: with a taxi the price is discovered on arrival; with private hire it is known at booking. On a short off-peak journey the taxi can be cheaper. On a long journey, at night, or with waiting time involved, the predictability of the fixed fare works in private hire's favour.
Ranks and stands
In Nice, taxis have reserved ranks, notably outside the airport terminals and at Nice-Ville station. That is a genuine advantage: you walk out, you get in.
A private hire car cannot use them. So it waits for you in the arrivals hall, with a board bearing your name, or at an agreed meeting point. That is more reassuring when you arrive in an unfamiliar city, but it does mean having booked.
What does not separate the two
A few received ideas worth setting aside.
- The driver's qualification. Both professions require a professional licence obtained by examination, a compatible criminal record and periodic medical checks. A private hire driver is not an amateur.
- Insurance. Both must be insured for carrying passengers for payment. An ordinary motor policy does not cover that activity.
- Vehicle inspection. Both are subject to reinforced technical inspections and to conditions on the vehicle's age and specification.
- Card payment. This is no longer a criterion: the vast majority of taxis accept it.
What really separates them, from the passenger's seat
The vehicle
Private hire operators often run saloons from the upper end of the range, with equipment oriented towards rear-seat comfort. It is not a rule, but it is a tendency tied to positioning. A taxi carries a meter, a roof sign and mandatory livery; a private hire car does not, and many clients appreciate the discretion that follows — particularly for business travel or a transfer to a private villa.
The relationship
A private hire operator works on booking: it knows your name, your flight, your destination and any constraints before setting off. That makes it possible to prepare a difficult access — a private lane at Théoule, a pontoon at Port Vauban, a specific exit from Monaco's underground station — rather than discovering it on the spot.
Immediate availability
Clear advantage to the taxi. If you need a car now, without having booked, the taxi is what you want. A serious private hire operator will offer you a slot, not a car in two minutes.
How to choose for your journey
Take a taxi if you have booked nothing and are leaving right now, if you are already at a rank, or for a short unplanned journey in town.
Take a private hire car if you are arriving by air or rail and want to be met with a name board, if you want to know the price before getting in, if you are travelling at night or on a public holiday and want to avoid surcharges, if you are a group with luggage, if you are going long distance — the Alps, Italy, Provence — or if your destination requires knowing a particular access.
And the apps?
Ride-hailing platforms operate with private hire drivers: legally, it is the same status. The difference lies elsewhere. A platform applies dynamic pricing, which can multiply the fare at times of high demand, and assigns the nearest driver, without regard to whether they know the ground.
A local company quotes a fixed price, which varies neither with demand nor with the hour, and assigns a driver who knows where the Darse is at Villefranche and which exit to use to collect a passenger at Fontvieille. On the French Riviera, where awkward accesses are the rule rather than the exception, that shows.
For a specific journey, request a quote: you will have the firm price before deciding.