Many new cars now include a sealant/compressor kit instead of a physical tire. Here is how they compare: Spare Tire Puncture Repair Kit Handles blowouts and sidewall tears. Only works for small tread punctures. Repair Nature Physical replacement. Temporary chemical patch. Difficulty Requires physical labor to jack up car. Faster and easier to apply. Space Consumes cargo room. Compact and lightweight. 4. Maintenance & Safety Tips

Identical to your vehicle's current tires. These allow for normal driving but take up significant cargo space.

Most temporary spares are designed for no more than 50 miles of travel at a maximum speed of 50 mph .