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
REI Co-op Half Dome 3 Tent with Footprint
Best for: Spacious, durable car or canoe camping.
Big Agnes
Big Agnes Sheep Mountain 4
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
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
| Spec | REI Co-op Half Dome 3 Tent with Footprint | Big 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 |
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