UGG Classic Boots Compared: Ultra Mini vs Mini vs Short vs Tall (2026 Guide)

Quick answer: UGG's Classic boots are the same boot in four heights. The Ultra Mini is the shortest slip-on (sits at the ankle), the Classic Mini II rises just above the ankle (about a 5-inch shaft), the Classic Short II is the original mid-height boot (about 8 inches), and the Classic Tall II is the full-height version (about 11 inches). All four use the same 17mm Twinface sheepskin and fit true to size. Pick by how much leg coverage and warmth you want.

What is the difference between the UGG Classic Mini, Short, Ultra Mini, and Tall?

They share the same genuine Twinface sheepskin upper and lining, suede exterior, and Treadlite outsole — the only real difference is shaft height (and a slightly higher price as the boot gets taller). Here is how they stack up:

Style	Height	On / off	Typical price	Best for
Classic Ultra Mini	Shortest — sits at the ankle	Slip-on	around $159.95	Everyday, sneaker-alternative, easy on/off
Classic Mini II	Just above the ankle (~5″)	Pull-on	around $169.95	The most popular all-rounder
Classic Short II	Mid-height (~8″) — the original	Pull-on	around $189.95	More warmth and leg coverage; the icon
Classic Tall II	Full height (~11″)	Pull-on	around $219.95	Maximum coverage and warmth

Prices shown are typical; the current price is always on the product page.

Ultra Mini vs Mini — what is the difference?

The Ultra Mini is the shorter, true slip-on of the two: it sits right at the ankle bone with no real shaft, so it pulls on like a clog. The Mini II rises about an inch higher (just above the ankle) for a touch more coverage and warmth. If you want the easiest on-and-off and the most low-profile look, choose the Ultra Mini; if you want a little more ankle coverage, choose the Mini II.

Which UGG Classic should I buy?

• You want everyday, easy-on comfort: Ultra Mini.
• You want the most popular do-everything pair: Classic Mini II.
• You want the iconic look with more warmth: Classic Short II.
• You want maximum coverage for cold weather: Classic Tall II.

Do UGG Classic boots run true to size?

Yes. UGG Classic boots fit true to size for most people and stretch slightly with wear, so if you are between sizes, order the smaller size. They are designed to be worn barefoot or with thin socks — the sheepskin provides the warmth. Not sure of your size? Use our size guide or call our fit team.

Are these authentic UGG boots?

Yes. Feet Heart has been an authorized UGG retailer since 2003. Every pair ships brand-new in the original box — never factory seconds or replicas — with free U.S. shipping and 30-day returns on full-price items.

Need help choosing?

Call (310) 398-7497 or email info@feetheart.com for personalized fit advice, or try them on in person at our Feet World stores in Culver City and Arcadia, California.