What kind of car is cost-effective, poor, recommended, online, etc.

If you are planning to travel to the Great Ring Road in Dunhuang, Qinghai and need to rent a car, you need to consider the following factors to determine what kind of car is cost-effective.

First, you need to consider the size of the vehicle. A four-person trip, an SUV or a medium-sized car should be enough. If you need more luggage space, SUV will be a better choice.

Secondly, you need to consider the brand and year of the vehicle. Brand and year will directly affect the rental price of vehicles. Choosing a newer model will ensure your travel is safer and more comfortable, but it will also increase the rental cost. If your budget is tight, it is ok to choose a slightly older model.

Finally, you need to consider the length of the lease. If you rent for a short time, it will be more cost-effective to choose a cheaper model. But if you rent it for a long time, it may be more cost-effective to choose a newer model, because it will provide better performance and lower maintenance costs.

Therefore, considering comprehensively, it will be a more cost-effective choice to choose a medium-sized SUV or a medium-sized car as your chartered four-person tour of Dunhuang Great Ring Road in Qinghai. However, which model to choose depends on your budget and personal needs. If you need more luggage space or more advanced models, you can also choose SUV or luxury car. These choices will depend on your budget.