Best backpacking down quilts for ultralight camping

Top pick: Feathered Friends Flicker UL — 950+ fill goose down in a 20°F quilt that weighs about 1 lb 9 oz and can open flat or cinch into a footbox. It's the warmest-for-weight build here and the one I'd trust for a full thru-hike.

Who the others suit:

• Enlightened Equipment Enigma 20 — the classic ultralight choice: 850-fill, ~1 lb 5 oz, closed footbox, no fuss.
• Therm-a-Rest Vesper 32F — lightest-feeling option for warm-weather hikers who sleep warm.
• Therm-a-Rest 20F Down Quilt — ISO-tested rating, so the warmth number means something.
• Paria Thermodown 15 / 30 — budget-friendly 800-fill duck down; the 15 is the cold-weather value.
• Zenbivy UL Dirtbed — semi-rectangular with a fast footbox if you roll around.
• Sea to Summit Ember — a summer-weight quilt, not a three-season one.
• Kammok Firebelly 30°F — roomy and long, better for car camping than shaving grams.

Match the rating to your season: 20°F for shoulder-season and cold sleepers, 30°F+ for summer.