- Has about 20 percent less floor area
- Is $50 less expensive
- Is 7 ounces lighter
Both tents have otherwise very similar designs and construction.
Both get similar reviews. Which one should you get? If you are getting a light tent, you should get the absolute lightest one that fits your needs. For most people, who hike in pairs, that will be the UL2. But if you only want space for yourself, the UL1 is the way to go.
Check out our full Backpacking Tent Review where we compare the UL2 to other top tents.