Every operator hits this decision around fifteen vehicles. The next car is either bought or attached, and the answer sets the shape of the business for years.
Most guidance treats it as a finance question. It is really a control question with a finance consequence.
What each one actually gives you
Owning buys you control. You decide the vehicle, its age, its condition, when it is serviced and who drives it. When a corporate client specifies a vehicle class or an age limit, you can simply comply. The cost is capital: EMI, insurance, depreciation and the residual risk sitting on your balance sheet.
Attaching buys you capacity without capital. Someone else owns the car and carries the depreciation; you supply the demand and take a share. You can grow faster than your bank balance allows. The cost is control: you cannot easily insist on a vehicle standard you do not own, and the owner can leave.
The comparison that matters
| Owned | Attached | |
|---|---|---|
| Capital per vehicle | High | Almost none |
| Depreciation risk | Yours | Theirs |
| Vehicle standard | You decide | You negotiate |
| Driver quality | You hire | You influence |
| Speed of growth | Limited by capital | Limited by demand |
| Margin per trip | Higher | Lower, shared |
| Utilisation risk | Yours — an idle car still costs | Mostly theirs |
| Exit if demand drops | Sell at a loss | They simply leave |
Look at the last two rows together. Attached vehicles transfer your downside. In a bad quarter an owned fleet keeps costing you money and an attached fleet mostly does not. That is worth more than it looks on a spreadsheet built in a good quarter.
Where each one breaks
Owned breaks on utilisation. A vehicle at 4,000 km a month carries a cost per kilometre nearly fifty percent higher than the same vehicle at 6,000. Own cars only where you have demand you can rely on, because the fixed cost does not care whether the car moved.
Attached breaks on standards. Your corporate client specifies vehicles no older than five years with tracking and verified drivers. Half your attached owners have older cars and no interest in your compliance requirements. The contract you just won is the contract you cannot staff.
That second failure is the one that surprises people, and it is the reason the hybrid exists.
The hybrid nearly everyone ends up with
Own a core fleet sized to your contracted, predictable demand — the corporate accounts, the regular airport work, the routes you know will run. These are the vehicles that must meet a client’s specification, so they should be yours.
Attach for the peak and the variable — festival demand, weekend outstation, the overflow you cannot forecast. Capacity you can add and lose without it appearing on your balance sheet.
The ratio follows your revenue mix. The more contracted your revenue, the more of it should sit on owned vehicles.
What attaching demands of you
Attached owners leave for the operator who pays fastest and argues least. Three things keep them:
Settle on a stated cycle. Weekly or fortnightly, on a date, without being chased. Late settlement is the most common reason an owner attaches elsewhere.
Show the arithmetic. Trips, fares, the share, deductions. An owner who can see how the figure was reached disputes it far less than one who is handed a total — and it is transparency they are asking for rather than more money.
Be clear about standards before they join. Vehicle age, condition, documents, tracking. Setting it at onboarding is a conversation; setting it after they have started is a fight.
The question that decides it
Not “which is more profitable” — that depends on utilisation and you can model it either way. Ask instead: how much of your revenue is contracted?
If most of your work is committed for the year by clients with standards, own enough vehicles to serve it. If most of it is variable retail, attaching is how you grow without betting the balance sheet on next quarter.
Our vendor management page covers running attached and supplier vehicles with their own rates and settlement, and what a kilometre costs covers the utilisation arithmetic that decides whether owning pays.