As always you need to know the minimum height, and the max lift height you need, and in the case of trying to get something light weight, what the minimum ton rating is that you're comfortable with.
An aluminum floor jack is nice to have, but unless you plan on getting a lot of flats on the road, and if you can live with ~13" lift height, then I'd look into a basic trolley jack. They can be had for around $40 and weigh about 20 lbs. Example:
The Husky 2-Ton Hydraulic Trolley Floor Jack is great for use on smaller vehicles. It will lift up to 2-Ton (4,000 lbs.) with minimum lifting height of 5 in. to a maximumlifting height of 13 in. The removable
www.homedepot.com
That's just the low end of trolley jacks, spend more get more, including being heavier.
Jack is steel construction making it strong and sturdy. The two swivel back wheels provide for easy positioning, so it will lift the car with ease. The built-in safety valve makes sure it is free from
www.homedepot.com