Outdoors & Fitness · Head-to-head

Sea to Summit Big River Dry Bag vs NRS 65L Bill's Bag Dry Bag

Which should you buy? Our verdict on both, pulled from our full The Best Dry Bags: 4 Compared (and One to Skip) comparison.

The Big River hits the best balance of abrasion resistant 420D fabric, a properly non-wicking roll-top, rigging points and a repairable buckle, in sizes that cover a whole kit. Bill's Bag is the pick instead if your gear travels by raft and needs to survive years of load piles.

Sea to Summit Big River Dry Bag

Sea to Summit Big River Dry Bag

Buy it

The 420D all-rounder that handles deck duty, camp organization and everything between.

  • Tough 420D nylon body with a triple-coated base that resists gravel and rope abrasion
  • Non-wicking hypalon roll-top plus a Field Repair Buckle you can swap with a Phillips screwdriver
  • Lash loops let you rig it to a kayak deck or thwart instead of trusting one strap
  • Sizes from small enough for a phone to large enough for a sleeping system, so one family covers a whole kit
  • Seams are double stitched and taped, not welded, so it is built for spray and short dunks rather than sustained submersion
  • Heavier and bulkier than ultralight sacks when you are counting grams
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NRS 65L Bill's Bag Dry Bag

NRS 65L Bill's Bag Dry Bag

Buy it

The outfitter standard: vinyl laminate heavy enough to outlast the boat it rides in.

  • 21 oz TobaTex body with a 34 oz reinforced bottom takes raft, gravel and load-pile abuse
  • Fold-down StormStrip closure helps the roll lie flat and seal evenly, removing most user error
  • Four compression straps with aluminum fasteners stabilize the load in a boat
  • Removable padded backpack harness carries well and strips off for flying
  • Heavy and bulky before you pack anything, and a chore to portage fully loaded
  • Priced like the outfitter equipment it is, and far more bag than a day paddle needs
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Side by side

Sea to Summit Big River Dry BagNRS 65L Bill's Bag Dry Bag
Our verdictBuyBuy
Best forKayakers, canoeists and campers who want one durable, repairable bag family for most of their gear.Rafters and multi-day river trippers who need one big bag to keep a whole camp kit dry.
Price tier$$ · mid-range$$$ · premium

The bottom line

Our overall pick is the Sea to Summit Big River Dry Bag - The 420D all-rounder that handles deck duty, camp organization and everything between. Choose the NRS 65L Bill's Bag Dry Bag instead if rafters and multi-day river trippers who need one big bag to keep a whole camp kit dry.

Want the full picture, including the other options we compared and the popular one we'd skip? Read the complete The Best Dry Bags: 4 Compared (and One to Skip).