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REI Co-op Half Dome 3 Tent with Footprint Big Agnes Sheep Mountain 4

Head-to-head comparison: specs, scores and expert verdict

REI Co-op Half Dome 3 Tent with Footprint

REI Co-op

REI Co-op Half Dome 3 Tent with Footprint

★ 8.1 Backpacking
Sleeps 2 Seasons 3-season Weight 7.1 lbs Est. Price $399

Best for: Spacious, durable car or canoe camping.

Big Agnes Sheep Mountain 4

Big Agnes

Big Agnes Sheep Mountain 4

★ 8.1 Dome
Sleeps 2 Seasons 3-season Weight 11lb 13oz Est. Price $550

Best for: Versatile three-season family car camping.

Our Take

Worth flagging before you compare: the REI Co-op Half Dome 3 Tent with Footprint is a backpacking and the Big Agnes Sheep Mountain 4 is a dome, so these two sit in different shelter categories.

It also adds a included footprint — a meaningful structural difference.

The Big Agnes Sheep Mountain 4 is noticeably taller inside (4'7" peak height versus 3'8"), giving you more headroom to move around.

Floor space is also wider — 66 sq ft versus 44 sq ft for the REI Co-op Half Dome 3 Tent with Footprint.

Both score 8.1 overall, though the REI Co-op Half Dome 3 Tent with Footprint wins more individual scoring categories.

The biggest gap is intangibles, where the REI Co-op Half Dome 3 Tent with Footprint holds a clear advantage.

The REI Co-op Half Dome 3 Tent with Footprint also has a price edge — $150 less at $399 versus $549.

Your best pick will come down to personal priorities, so check the full specs comparison below.

🏆 Our pick: The REI Co-op Half Dome 3 Tent with Footprint scores higher overall.

Score Comparison

REI Co-op Half Dome 3 Tent with Footprint
Big Agnes Sheep Mountain 4
Overall Score
8.1
8.1
Space & Comfort
8.9
8.0
Quality & Durability
7.5
8.0
Weather Resistance
7.2
8.0
Value for Money
8.0
7.0
Ease of Use
8.1
8.0
Intangibles
8.1
7.0

Pros & Cons

REI Co-op Half Dome 3 Tent with Footprint

  • Spacious interior fits three comfortably
  • Included footprint adds great durability
  • Vertical walls maximize living space
  • Below average space weight ratio
  • Lacks packability for your backpack

Big Agnes Sheep Mountain 4

  • No footprint needed
  • Eight mesh pockets
  • Durable Oxford polyester
  • Hefty 12-pound weight
  • Stuff fly doors

Full Specs

SpecREI Co-op Half Dome 3 Tent with FootprintBig Agnes Sheep Mountain 4
Tent Type Backpacking, Dome Dome, Motorcycle, Backpacking
Capacity 2 people 2 people
Seasons 3 Season 3 Season
Est. Price $399 $550
Weight 7.1 Lbs 11lb 13oz
Min Trail Weight 11lb 3oz
Floor Area 43.7 ft² 66.0 ft²
Vestibule Area 9.4 + 9.4 Sq Ft 12ft² + 12ft²
Peak Height 44 55
Doors 2 2
Floor Dimensions 90 X 70 In
Pole Material Aluminum Polyester Ripstop And Nylon Mesh
Floor Fabric 2.5 Layer Ripstop Nylon Polyester Oxford With 1500mm Waterproof Polyurethane Coating
Rainfly Fabric 40 Denier Ripstop Nylon With Polyethylene Coating Polyester Ripstop With 1500mm Waterproof Polyurethane Coating
Setup Time 6 Mins 10 Mins
Warranty None Limited Lifetime
Made In Imported USA

Ready to Buy?

REI Co-op

REI Co-op Half Dome 3 Tent with Footprint

Big Agnes

Big Agnes Sheep Mountain 4

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