NEMO Mayfly OSMO 3 Lightweight Backpacking Tent REI Co-op Half Dome 3 Tent with Footprint
Head-to-head comparison: specs, scores and expert verdict
NEMO
NEMO Mayfly OSMO 3 Lightweight Backpacking Tent
Best for: Durable, lightweight three-season backpacking.
REI Co-op
REI Co-op Half Dome 3 Tent with Footprint
Best for: Spacious, durable car or canoe camping.
Our Take
Both are backpacking tents, so this is a direct apples-to-apples comparison.
The REI Co-op Half Dome 3 Tent with Footprint adds a included footprint — a meaningful structural difference.
Both score 8.1 overall, though the NEMO Mayfly OSMO 3 Lightweight Backpacking Tent wins more individual scoring categories.
The main tradeoff: the REI Co-op Half Dome 3 Tent with Footprint leads on space and comfort despite trailing overall.
The NEMO Mayfly OSMO 3 Lightweight Backpacking Tent also has a price edge — $79 less at $319 versus $399.
Your best pick will come down to personal priorities, so check the full specs comparison below.
🏆 Our pick: The NEMO Mayfly OSMO 3 Lightweight Backpacking Tent scores higher overall.
Score Comparison
Pros & Cons
NEMO Mayfly OSMO 3 Lightweight Backpacking Tent
- OSMO fabric stays tight wet
- Huge doors offer easy entry
- Axial anchors make setup simple
- Snag-prone rainfly zippers are frustrating
- Budget PU floor lacks durability
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
Full Specs
| Spec | NEMO Mayfly OSMO 3 Lightweight Backpacking Tent | REI Co-op Half Dome 3 Tent with Footprint |
|---|---|---|
| Tent Type | Backpacking | Backpacking, Dome |
| Capacity | 2 people | 2 people |
| Seasons | 3 Season | 3 Season |
| Est. Price | $320 | $399 |
| Weight | 4.1 Lbs | 7.1 Lbs |
| Floor Area | 39.7 ft² | 43.7 ft² |
| Vestibule Area | 8.6 Sq Ft + 8.6 Sq Ft | 9.4 + 9.4 Sq Ft |
| Peak Height | 42 | 44 |
| Doors | 2 | 2 |
| Floor Dimensions | 88 X 68/62 In | 90 X 70 In |
| Pole Material | Aluminum | Aluminum |
| Floor Fabric | — | 2.5 Layer Ripstop Nylon |
| Rainfly Fabric | Sil/PU OSMO Poly Nylon Ripstop (1500 Mm) | 40 Denier Ripstop Nylon With Polyethylene Coating |
| Setup Time | 20 Mins | 6 Mins |
| Warranty | Lifetime | None |
| Made In | Imported | Imported |
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