What Do 16+1, 27+1 and 46+1 Mean? Vehicle Seat Counts and Coach Seating Plans

The expressions “16+1”, “27+1” or “46+1”, often heard when hiring a vehicle, are a shorthand for how many passengers a vehicle can carry. In this article we explain how this notation is read, why vehicles in the same class can have different capacities and how to prepare a seating plan for a trip or event.

What does “+1” stand for?

The number before the plus sign is the number of passenger seats, and the number after it is the driver’s seat. So a 16+1 vehicle has 17 seats including the driver and can carry 16 passengers. Some vehicles have a separate seat for an attendant or guide; you should ask at the quotation stage whether this seat is included in the passenger capacity.

Why is the 16+1 minibus so common?

Under Turkish transport regulations, a minibus is defined as a small bus with no more than 17 seats including the driver. That is why 16+1 is the most common top capacity in the minibus class. Vehicles above this limit are called midibuses or coaches. There are also minibuses with fewer seats (for example, vehicles fitted out as VIP).

General table by class

The numbers in the table are terms commonly used in the market, not the capacities of individual vehicles. The number of passengers each vehicle can carry is limited to the number of seats on its registration, and standing passengers are not carried. Always ask for the exact capacity of the proposed vehicle in writing.

The difference between 2+2 and 2+1 seating

In a 2+2 layout there are two seats on each side of the aisle; a vehicle of the same length carries more passengers. Coaches referred to as 46-seaters usually have this layout. In a 2+1 layout there is a single seat on one side of the aisle; seats are wider but total capacity is lower. It may be preferred for comfort on long journeys and protocol programmes.

On coaches, rows with a middle door, toilet or kitchen have fewer seats, while the back row usually has more. So two “46-seat” coaches may not have exactly the same seating plan.

How to read seat numbers

Seat numbering can differ from vehicle to vehicle. If you are preparing a seating plan, ask the company for the vehicle’s own seating plan and base your list on it. That way you can correctly match preferences for window, aisle or door-side seats.

Preparing a seating plan for trips and events

1. Finalise the passenger list. Prepare an up-to-date list with names and, if needed, contact details.
2. Put priority passengers at the front. Elderly people, those with limited mobility and those prone to travel sickness are more comfortable in the front rows.
3. Seat groups together. Placing families, classes or departments in the same section makes roll calls easier.
4. Spread out the people in charge. On school trips, teachers spread across the front and back sections make it easier to keep track of the group.
5. Leave empty seats. On long journeys, one or two empty seats give flexibility for last-minute changes.

We cover vehicle choice and points to consider for school trips in this guide, and vehicle choice by group size in this article.

What is forgotten when calculating capacity

• Luggage: Even if there are enough seats, the luggage hold may not be big enough. See our luggage capacity guide.
• Guide, host or attendant: They use seats even if they are not passengers.
• Children: Every child sitting in a seat counts as a passenger.

Share your number of passengers and luggage in the quote form, and we will state the right vehicle class and exact number of seats in the quote.