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Zpacks 7' x 9' Flat Tarp vs Gossamer Gear Twinn Tarp

Editorial Team
Last modified at August 9, 2026
When it comes to choosing a backpacking tarp, the Zpacks 7' x 9' Flat Tarp and the Gossamer Gear Twinn Tarp are both excellent options, but they cater to slightly different needs. The Zpacks tarp is renowned for its durability and weather resistance, making it a favorite among ultralight backpackers who need reliable protection in various conditions. On the other hand, the Gossamer Gear Twinn Tarp is praised for its lightweight design, making it an ideal choice for those who prioritize weight savings on long backpacking trips.

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Zpacks 7' x 9' Flat TarpGossamer Gear Twinn Tarp
Zpacks 7' x 9' Flat Tarp
Twinn Tarp
Weight

4.7 oz

9.7 oz

Dimensions

7 × 9 in

Length of ridgeline: 117 in
Length of wall at ground: 108 in
Tarp area staked down to ground: 47 sq ft
Total width of front of tarp: 116 in
Total width of rear of tarp: 84 in

Material

Dyneema® Composite Fabric

Fabric: 10D high tenacity nylon with blended silicone/polyurethane coating

Waterproofing

15,000 mmH₂O

HH to 1800mm

Guy Lines

Included (50 ft of 1.6 mm Yellow Z-Line cord)

Not specified

Warranty

2 Years

Not specified

Stakes

Not specified

Not specified

Headroom

Not specified

Not specified

Number Of D Rings

8 loops (4 corner, 2 ridge line, 2 center hem)

Not specified

Number Of Doors

Not specified

Not specified

Number Of Poles

Not specified

2 (trekking poles required)

Comfort

Zpacks 7' x 9' Flat Tarp

4.3/ 5.0

Twinn Tarp

3.9/ 5.0

Comfort is crucial for a backpacking tarp as it directly impacts your rest and shelter experience. A tarp that offers more room and better protection from the elements can significantly enhance your outdoor experience. The Zpacks 7' x 9' Flat Tarp excels in this category, with users consistently praising its spaciousness and the ability to sit up and lay down comfortably. It also provides ample coverage for one or two people, ensuring you stay dry and comfortable. The Gossamer Gear Twinn Tarp, while offering a lot of room, doesn't quite match the comfort level of the Zpacks tarp. It is roomy but lacks the same level of praise for comfort aspects like staying dry and spaciousness.

Durability

Zpacks 7' x 9' Flat Tarp

4.4/ 5.0

Twinn Tarp

4.1/ 5.0

Durability is essential for a backpacking tarp as it needs to withstand various weather conditions and rough handling. A durable tarp ensures longevity and reliable protection over thousands of miles. The Zpacks 7' x 9' Flat Tarp is highly praised for its really strong material and excellent workmanship. Users highlight its ability to withstand high winds and its reinforced, double-stitched construction. The Gossamer Gear Twinn Tarp also receives positive feedback for its 7D material and stitching, but it doesn't have the same level of praise for aspects like craftsmanship and reinforced construction. This makes the Zpacks tarp a more durable and reliable choice for long-term use.

Weather Resistance

Zpacks 7' x 9' Flat Tarp

4.1/ 5.0

Twinn Tarp

3.6/ 5.0

Weather resistance is a critical factor for a backpacking tarp, as it determines how well you are protected from rain, wind, and other elements. A tarp with excellent weather resistance ensures you stay dry and comfortable in various conditions. The Zpacks 7' x 9' Flat Tarp is noted for being completely waterproof and performing well in stormy weather. Users appreciate its ability to stay dry in 30 mile-an-hour winds and its silent performance in the wind. The Gossamer Gear Twinn Tarp, while decent in windy conditions, doesn't offer the same level of weather resistance. It may not hold up as well in heavy rain, making the Zpacks tarp a better choice for harsh weather conditions.

Packability

Zpacks 7' x 9' Flat Tarp

4.1/ 5.0

Twinn Tarp

4.1/ 5.0

Packability is important for backpackers who need to save space and weight in their packs. A tarp that packs down small and is easy to carry can make a significant difference on long trips. Both the Zpacks 7' x 9' Flat Tarp and the Gossamer Gear Twinn Tarp excel in this category. The Zpacks tarp is praised for being compact and packing down super small, saving a ton of space. Similarly, the Gossamer Gear tarp is noted for its guidelines and stuff sack, compressing down to a very small size. This category is a tie as both tarps offer excellent packability.

Reliability

Zpacks 7' x 9' Flat Tarp

4.1/ 5.0

Twinn Tarp

3.0/ 5.0

Reliability is crucial for a backpacking tarp as it ensures consistent performance and protection over time. A reliable tarp provides peace of mind, knowing it will stand up to various conditions and last for many trips. The Zpacks 7' x 9' Flat Tarp is highly praised for the quality of its workmanship and its ability to stand up just fine in various conditions. Users highlight its solid construction and long-term use. The Gossamer Gear Twinn Tarp, while stable, receives mixed feedback on reliability. Some users find it good enough, but it doesn't have the same level of consistent praise as the Zpacks tarp. This makes the Zpacks tarp a more reliable choice.

Weight

Zpacks 7' x 9' Flat Tarp

4.1/ 5.0

Twinn Tarp

4.4/ 5.0

Weight is a significant factor for backpackers who need to minimize their load. A lighter tarp can make a big difference in overall pack weight, especially on long trips. The Gossamer Gear Twinn Tarp excels in this category, with users consistently praising its lightweight design. It is noted for being under 500 grams, making it one of the lightest options available. The Zpacks 7' x 9' Flat Tarp, while also lightweight, is slightly heavier. This makes the Gossamer Gear tarp a better choice for those prioritizing weight savings.

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Conclusion & Final Verdict:

In conclusion, the Zpacks 7' x 9' Flat Tarp is the better choice for those seeking durability, weather resistance, and overall reliability. It excels in most categories, making it ideal for harsh conditions and long-term use. However, if weight savings are your top priority, the Gossamer Gear Twinn Tarp is a excellent option, offering a lighter design without sacrificing too much on other fronts.

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