The SunnVio Blog

Practical tips on car rental, insurance and the best destinations for your driving holiday.

17 September 2026

Comparing Rental Cars: What Should You Look For?

Comparing rental cars is about more than just the daily rate—mileage limits, pick-up location, cancellation policies, and deposits all affect your final cost.

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14 September 2026

Additional Driver on a Rental Car: What You Need to Arrange

Adding an extra driver to your rental car ensures everyone behind the wheel is properly covered and legally allowed to drive.

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10 September 2026

Breakdown or Accident with Your Rental Car: What Should You Do?

Knowing the right steps to take during a rental car breakdown or accident can save you time, money, and stress.

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7 September 2026

Documents and Driving License for a Rental Car in Europe: What Should You Bring?

A practical overview of the documents and driving license you need to smoothly pick up a rental car anywhere in Europe.

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3 September 2026

Returning a Rental Car: How to Avoid Extra Costs and Hassle

A few smart steps when returning your rental car can save you from unexpected fees and disputes after your trip.

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31 August 2026

Rental Car Insurance: Which Coverage Do You Actually Need?

This guide breaks down the essential rental car insurance types—CDW, TP, theft, and passenger coverage—so you can choose wisely without overpaying.

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14 July 2026

Renting a car in Croatia: tips for a carefree road trip

Toll roads, the Pelješac bridge, island ferries and parking in Split or Dubrovnik: how to rent a car in Croatia without surprises.

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10 July 2026

Picking up a rental car: how to check for damage and avoid claims

An unfair charge on your deposit? Five minutes of checking and photos at pick-up prevents a claim you never caused.

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10 July 2026

Taking a rental car across the border: is it allowed and what to arrange?

Driving into another country is not always allowed by default. Check your contract, insurance and the cross-border fee.

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3 July 2026

Tolls and vignettes in Europe: how to pay with a rental car and avoid fines

Vignette or toll per trip? Learn per country how to pay, which vignette you need and how to avoid fines on your credit card.

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30 June 2026

Parking a rental car in Europe: colours, apps and fines

Line colours, parking apps and the blue zone: how to park your rental car across Europe without a fine.

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26 June 2026

Car rental in Italy: tips for ZTL, tolls and mountain roads

Italy is fantastic by car, but it has a few pitfalls that surprise visitors: ZTL zones, toll roads and narrow mountain roads. With these tips you…

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23 June 2026

Car rental in France: tolls, vignette and speed limits

France is a wonderful country to drive, but expect tolls and watch for the environmental sticker in big cities. Here's what you need to know.

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19 June 2026

Car rental in Portugal: toll roads and the Algarve

Portugal is ideal for a coastal road trip, but the electronic toll roads take some getting used to. Here's how it works.

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16 June 2026

Renting a car on the Greek islands: what you need to know

A rental car is the handiest way to see everything on most Greek islands. Just keep in mind narrow roads and limited parking.

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12 June 2026

Automatic or manual rental car? How to choose well

An automatic drives relaxed, but is often a bit pricier and scarcer. When do you choose what? This helps you decide.

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9 June 2026

Do you need a credit card for a rental car?

Almost every car rental company asks for a credit card for the deposit. We explain why, and what your options are.

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5 June 2026

Rental car fuel policy: full-to-full explained

The fuel policy is a hidden cost in car rental. Full-to-full is almost always the cheapest. Here's what you need to know.

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2 June 2026

Renting a car under 25: how the young-driver surcharge works

Younger drivers can rent a car just fine, but often pay a daily surcharge. Here's what to expect.

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29 May 2026

Family road trip: child seats in the rental car

On a road trip with children? A good child seat is mandatory and important for safety. Here are your options.

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26 May 2026

Renting an electric car on holiday: handy or not?

An electric rental car is quiet and economical, but takes a little more planning. Here's how to decide whether it suits your trip.

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22 May 2026

Renting a car and returning it at a different location (one-way)

Flying into one city and back from another? With one-way rental you return the car at a different location. Handy, but watch the costs.

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19 May 2026

When is the cheapest time to book a rental car?

Timing matters a lot for the price of a rental car. With these tips you book at the right moment and save plenty.

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15 May 2026

Car rental in Spain: 7 tips to save money (2026)

Spain is one of the most popular holiday countries, and with a rental car you discover it at your own pace. With these 7 tips you book smartly and…

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12 May 2026

Excess on a rental car: how to avoid surprises

The excess is the biggest hidden cost when renting a car. We explain what it is and how to avoid a big bill.

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