
The auto loan offered by Société Générale takes the form of a personal loan called Expresso. This product operates like an unsecured loan: the funds disbursed are not tied to a specific purchase invoice, allowing for broader usage than a traditional auto loan. The amount that can be borrowed starts at 1,000 euros, with a repayment period ranging from 12 to 84 months.
Unsecured auto loan: what it means for the borrower
The distinction between secured loans and personal loans has direct implications for the financing file. A secured loan requires providing the order form or invoice for the vehicle. If the sale is canceled, the loan is canceled as well. With Société Générale’s Expresso loan, this mechanism does not apply.
In practice, the borrower receives the funds in their account and can use them freely to purchase a new or used vehicle, or even a two-wheeler. The trade-off: in case of a dispute with the seller, the bank is not obligated to intervene since the loan is not legally linked to the purchase.
This arrangement is particularly suitable for purchases between individuals, where the Société Générale auto loan rate applies without the requirement for specific purchase documentation. For a vehicle purchased from a dealership with a manufacturer’s warranty, a secured loan would offer more protection.

APR, interest rate, and processing fees: breaking down the real cost
The rate displayed by Société Générale for the Expresso loan varies depending on the chosen duration. For a loan of 10,000 euros over 48 months, the example provided by the bank indicates a fixed annual interest rate of 7% and a fixed APR of 7.78%. The monthly payments then amount to 239.46 euros, for a total amount due of 11,594.22 euros.
These figures include processing fees of 100 euros. Borrower insurance (DIT contract subscribed with Sogecap) remains optional and represents a monthly cost of 7 euros in this example, totaling 336 euros over the loan duration.
Reading an APR to compare offers
The APR (annual percentage rate) aggregates the interest rate, processing fees, and any mandatory ancillary fees. It is the only reliable indicator for comparing two auto loan offers against each other. The interest rate alone is not sufficient, as it excludes fixed fees.
A point often overlooked: the TAEA (annual effective insurance rate) is distinct from the APR. In the Société Générale example, it is set at 1.62% and is not included in the displayed APR. To obtain the actual total cost of the loan, both must be added together.
- Interest rate: bank’s compensation on the borrowed capital, expressed as a fixed annual percentage
- APR: interest rate + processing fees + mandatory fees, excluding optional insurance
- TAEA: cost of borrower insurance relative to the capital, displayed separately
- Total amount due: sum of all monthly payments, which allows measuring the overall additional cost in euros
Adjustable monthly payments and early repayment: the flexibility of the Expresso loan
The Expresso loan offers monthly payments adjustable upwards or downwards during the contract. This flexibility allows adapting repayments to a change in professional situation or an unforeseen expense.
The bank also allows a pause in repayments under certain conditions, as well as total or partial early repayment. This last option deserves attention: paying off a loan earlier than expected mechanically reduces the total interest cost.
Immediate principle response and disbursement times
The application is completed entirely online. For requests up to 35,000 euros, Société Générale provides an immediate principle response. The funds are then available within eight days after acceptance of the loan offer. This timeframe includes the legal withdrawal period of 14 calendar days, during which the borrower can withdraw without penalty.

Auto loan for electric vehicles: distinct treatment at Société Générale
Société Générale now distinguishes between the financing of thermal vehicles and that of electric or hybrid vehicles in its communications. The Expresso loan remains usable for both categories, but the bank directs its advisory content towards the specifics of the electric market: higher purchase prices, available government aids, and reduced usage costs over time.
For an electric vehicle, the borrowed amount is often higher than that of an equivalent thermal model. Simulating several repayment durations allows measuring the impact on the APR, which varies depending on the chosen duration. A longer loan reduces the monthly payment but increases the total interest cost.
- Check eligibility for public aids (ecological bonus, conversion premium) before setting the borrowed amount
- Compare the APR over identical durations between several banks to isolate the real cost difference
- Include the cost of optional insurance in the calculation, especially over long durations where its cumulative weight becomes significant
The online simulator from Société Générale allows testing different configurations of amount and duration. The displayed conditions (rates, processing fees) are updated periodically and may change from month to month.
An auto loan remains a commitment over several years. Comparing the APR, TAEA, and total amount due, calculated over identical durations and amounts, remains the most reliable method for choosing between two competing offers.