ZPacks Duplex Tent REI Co-op Flash Air 1 Tent
Head-to-head comparison: specs, scores and expert verdict
ZPacks
ZPacks Duplex Tent
Best for: Ultralight long-distance backpacking and thru-hiking.
REI Co-op
REI Co-op Flash Air 1 Tent
Best for: Solo backpackers wanting an affordable, lightweight shelter.
Our Take
Worth flagging before you compare: the ZPacks Duplex Tent is a a-frame and the REI Co-op Flash Air 1 Tent is a trekking pole, so these two sit in different shelter categories.
The ZPacks Duplex Tent is noticeably taller inside (4'0" peak height versus 3'6"), giving you more headroom to move around.
The REI Co-op Flash Air 1 Tent adds vestibule storage for muddy boots and wet gear.
On scores, the REI Co-op Flash Air 1 Tent edges ahead — 8.1 overall versus 7.5.
The biggest gap is space and comfort, where the REI Co-op Flash Air 1 Tent holds a clear advantage.
The REI Co-op Flash Air 1 Tent also has a price edge — $370 less at $329 versus $699.
For most buyers, the REI Co-op Flash Air 1 Tent is the stronger all-round pick — but check the full specs below before deciding.
🏆 Our pick: The REI Co-op Flash Air 1 Tent scores higher overall.
Score Comparison
Pros & Cons
ZPacks Duplex Tent
- Ultralight 19-ounce Dyneema
- Fits two wide pads
- Symmetrical, easy pitch design
- Expensive investment
- Prone to condensation
REI Co-op Flash Air 1 Tent
- Stargazing-friendly rollaway fly
- Trekking pole setup option
- Integrated mesh condensation vents
- Heavy condensation buildup
- Cramped interior space
Full Specs
| Spec | ZPacks Duplex Tent | REI Co-op Flash Air 1 Tent |
|---|---|---|
| Tent Type | A Frame, Backpacking, Ultralight, Trekking Pole, Non Freestanding | Trekking Pole, Backpacking, Ultralight, Non Freestanding |
| Capacity | 1 person | 1 person |
| Seasons | 3 Season | 3 Season |
| Est. Price | $699 | $329 |
| Weight | 1.13 Lbs | 1 Lb 6 Oz |
| Min Trail Weight | — | 1 Lb 4 Oz |
| Floor Area | 28.1 ft² | 21.3 ft² |
| Vestibule Area | Yes | 8.4 Sq Ft |
| Peak Height | 48 | 42 |
| Doors | 4 | 1 |
| Floor Dimensions | 90 X 45 X 48 | 88 X 35/27(head/foot) In |
| Pole Material | Trekking Pole | DAC NFL Aluminum |
| Floor Fabric | Dyneema® Composite Fabric | Ripstop Nylon |
| Rainfly Fabric | — | Attached Rainfly |
| Packed Size | — | 6 X 16 In |
| Setup Time | 8 10 Mins | 5 Mins |
| Warranty | 2 Year | None |
| Made In | USA | Imported |
Ready to Buy?
Still not sure? Let us recommend the perfect tent for your adventures.
Find Your Perfect Tent →