Disclosure: Some links on TrailCraft are affiliate links. If you buy through them, we may earn a small commission at no extra cost to you. Our reviews are always our own honest opinion — no one pays to get ranked. Learn more.

Buyer's Guide

Quilts vs. Sleeping Bags for Ultralight Backpacking

Why quilts have become the default choice for many ultralight hikers, and when a full sleeping bag still makes sense.

Written by William • Updated July 2026 • 6 min read

Why quilts have become the default choice for many ultralight hikers, and when a full sleeping bag still makes sense.

  1. 1

    Why quilts weigh less than sleeping bags

    A quilt removes the zipper, hood, and the insulation on the underside of the sleeper — since that insulation gets compressed by body weight against a sleeping pad and contributes little actual warmth anyway. Removing it saves real weight without losing much practical insulation.

  2. 2

    The tradeoff: quilts require a good seal at the pad and sides

    Because a quilt isn't a fully enclosed tube, drafts can enter around the pad edges if it's not strapped or tucked properly. Most quilts include a pad-attachment strap system specifically to address this, but it requires some practice to use effectively.

  3. 3

    Where zippered quilts split the difference

    Some quilts, like Enlightened Equipment's Revelation or Feathered Friends' Flicker, include a partial or full-length zipper that can close the footbox for more sleeping-bag-like sealing, or open flat as a blanket in warm conditions — a versatile middle ground.

    See our top quilt pickEnlightened Equipment Enigma review
    Read Review →
  4. 4

    When a full sleeping bag still makes more sense

    Cold sleepers, side sleepers who move around a lot at night, and anyone new to quilts who wants a simpler transition may prefer a traditional mummy bag, or a hybrid design like Feathered Friends' Flicker that can function as either.

Quilts and Ultralight Bags Compared

ProductBest ForWeightPriceScore
Enlightened Equipment EnigmaBest custom quilt21.6 oz$2859.3/10
Feathered Friends Vireo ULLightest minimalist bag16.4 oz$4299.1/10

Frequently Asked Questions

Are quilts as warm as sleeping bags?
For most 3-season conditions, a well-fitted quilt with a proper pad-strap seal performs comparably to a sleeping bag of the same temperature rating, since the compressed underside insulation in a bag contributes little real warmth anyway.
Do quilts work for side sleepers?
Yes, generally — many quilt users find them more comfortable for side sleeping than a mummy bag, since there's more freedom of movement, though maintaining a good seal around the pad takes a bit more attention than in an enclosed bag.
Is switching from a bag to a quilt difficult?
Most hikers adapt within a few nights, though it does require learning to use the pad-strap system properly to avoid drafts — trying a quilt on a lower-stakes trip before a long thru-hike is a reasonable way to build confidence with the system.