Since your carry-on will be safe with you most of the time, below you will find a comparison of the three main types of checked traveling luggage.Polypropylene vs polycarbonate luggageThe main difference between polypropylene and polycarbonate luggage is the heaviness of the material used in manufacturing polycarbonate bags. This makes them a lot heavier than polypropylene suitcases.This thick material makes the suitcases more durable and increases their resistance to impact and scratches. It also makes polycarbonate bags a lot more expensive than their counterpart the polypropylene bags.On the other hand, polypropylene luggage abs pc pp is more lightweight and affordable as compared to polycarbonate suitcases.Polycarbonate vs ABS LuggageA key difference between polycarbonate luggage and abs luggage is their flexibility.Polycarbonate bags also have a higher impact resistance than ABS suitcases.In terms of pricing, the abs bags are more affordable, but they lose the race when it comes to usage and durability. These abs bags will serve you well \u2013 albeit for a shorter period if you are not a frequent traveler.Though they are not as strong or durable as polycarbonate luggage, there are some blends or ABS luggage that can serve well \u2013 especially you use them with care and without abuse.Polypropylene vs ABS luggageABS (5500 psi) has a higher tensile strength than that of polypropylene (4000 psi), making it stronger and harder.However, this doesn\u2019t convert to more durable luggage. This is because the rigidness of ABS makes it more prone to cracks, thus decreasing its lifespan. This makes flexibility the major difference between polypropylene and abs luggage. Flexibility means more resistance to impact and cracks, which then translates into longer durability. Investing in a flexible travel suitcase will save you money in the long run.Now that you are well informed on both the pros and cons of the several types of travel luggage and the main comparisons among them.