SOTO Thermostack Cook Set, Original Multi-Functional Camping Cookware Pot vs Primus PrimeTech Stove Set 1.3L

Editorial Team
Last modified at June 14, 2026
Choosing the right backpacking cookware often comes down to a trade-off between saving every ounce and ensuring a reliable meal in the field. The SOTO Thermostack Cook Set appeals to weight-conscious hikers with its titanium and stainless steel construction, offering a compact solution that nests efficiently for solo trips. In contrast, the Primus PrimeTech Stove Set 1.3L prioritizes cooking performance and stability, featuring an integrated windscreen and precise flame control that excels in challenging weather. While the SOTO set is built for minimalists who need a durable, multi-purpose vessel, the Primus system is designed for those who value a stable cooking platform and quick, efficient boiling times.

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SOTO Thermostack Cook Set, Original Multi-Functional Camping Cookware PotPrimus PrimeTech Stove Set 1.3L
Thermostack Cook Set, Original Multi-Functional Camping Cookware Pot
Primus PrimeTech Stove Set 1.3L
Weight

13 oz

31.87 oz

Material

Stainless steel: 11.8 fl oz cup Titanium: 13.5 fl oz cup PP with silicone seal: Lid and Joint Anodized Aluminum, Stainless steel: Micro Lifter Tarpaulin, Aluminum evaporated sheet: Cozy/Storage Pouch

Stainless Steel, Hard Anodized Aluminum, Ceramic Nonstick Coating, Tritan, Silicone

Dimensions

9 × 6 × 6 in

7.09 × 4.13 in

Warranty

Not specified by reviewed sources

Not specified by reviewed sources

Lid

Included (fits both cups)

Transparent with integrated colander

Coating

No nonstick coating specified

Ceramic Nonstick

Handle

Not specified by reviewed sources

Heat-resistant silicone

Nesting Capability

25.4 fl oz pot can stow a 3.9 oz canister, a single stove, and Micro Lifter. Stow assembled Thermostack in the 25.4 fl oz pot upside down.

Yes, pots and components nest into each other

Capacity

11.8 fl oz cup: 11.8 oz 13.5 fl oz cup: 13.5 oz

1.4 qt

Durability

Thermostack Cook Set, Original Multi-Functional Camping Cookware Pot

4.7/ 5.0

Primus PrimeTech Stove Set 1.3L

4.4/ 5.0

Durability is critical for backpacking cookware, as gear must withstand rough handling, abrasive surfaces, and exposure to the elements without failing. A higher rating in this category means the materials resist rust, corrosion, and physical wear over years of rugged use. The SOTO Thermostack takes the lead here with a 4.7/5 rating, utilizing high-quality stainless steel and titanium that buyers praise for their resistance to corrosion and long-term reliability. While the Primus PrimeTech also scores well at 4.4/5 thanks to its hard-anodized aluminum and ceramic coating, the SOTO set's metal construction edges it out for those prioritizing absolute material resilience against the harshest outdoor conditions.

Portability

Thermostack Cook Set, Original Multi-Functional Camping Cookware Pot

4.7/ 5.0

Primus PrimeTech Stove Set 1.3L

4.4/ 5.0

For backpackers, portability determines how much space and weight a cooking system consumes in a pack, directly impacting hiking comfort and load management. A superior score indicates a design that nests tightly and weighs significantly less, allowing for more room for other essentials. The SOTO Thermostack is the clear winner with a 4.7/5 rating, as its lightweight design and compact form factor are frequently highlighted by users as ideal for saving space on long treks. Although the Primus PrimeTech nests well and includes a storage bag, its 4.4/5 rating reflects that it is slightly heavier and bulkier, making it a less optimal choice for ultralight enthusiasts who need to minimize every ounce.

Performance

Thermostack Cook Set, Original Multi-Functional Camping Cookware Pot

4.4/ 5.0

Primus PrimeTech Stove Set 1.3L

4.8/ 5.0

Cooking performance encompasses boil times, heat distribution, fuel efficiency, and the ability to maintain consistent temperatures for various meal types. High performance ensures that hikers can prepare hot meals quickly, conserve fuel, and avoid wasting time waiting for water to boil in cold or windy conditions. The Primus PrimeTech dominates this category with a 4.8/5 rating, boasting a heat exchanger that boils water in under two and a half minutes and offers precise flame control for simmering. The SOTO Thermostack, while functional with good heat distribution, scores a moderate 4.4/5, indicating that it lacks the specialized efficiency features and rapid boil times found in the Primus system.

Ease Of Use

Thermostack Cook Set, Original Multi-Functional Camping Cookware Pot

3.7/ 5.0

Primus PrimeTech Stove Set 1.3L

4.8/ 5.0

Ease of use covers the intuitiveness of setup, the convenience of features like built-in lighters or strainers, and the simplicity of cleaning after a meal. A higher rating means the cookware requires less fiddling in the dark or wind, making the cooking process straightforward and enjoyable even when tired. The Primus PrimeTech excels with a 4.8/5 rating, featuring a built-in lighter, heat-resistant silicone handles, and a strainer lid that simplifies the entire cooking and cleanup process. Conversely, the SOTO Thermostack receives a lower 3.7/5 rating, with some users noting that the setup and handling could be more intuitive, suggesting a steeper learning curve compared to the user-friendly design of the Primus.

Versatility

Thermostack Cook Set, Original Multi-Functional Camping Cookware Pot

4.7/ 5.0

Primus PrimeTech Stove Set 1.3L

4.6/ 5.0

Versatility refers to the cookware's ability to adapt to different cooking tasks, from boiling water for dehydrated meals to preparing full hot dinners or brewing coffee. A versatile set allows backpackers to handle a wider range of culinary needs without carrying additional specialized gear. Both products score highly in this area, resulting in a tie, with the SOTO Thermostack at 4.7/5 and the Primus PrimeTech at 4.6/5. The SOTO set adapts well with multiple cup options and a universal lid, while the Primus offers flip-up feet to accommodate larger pots and nonstick pans suitable for group cooking, making both excellent choices depending on whether the user prioritizes solo drinking versatility or group meal preparation.

Stability

Thermostack Cook Set, Original Multi-Functional Camping Cookware Pot

3.1/ 5.0

Primus PrimeTech Stove Set 1.3L

4.7/ 5.0

Stability is essential for safety and cooking efficiency, ensuring the pot remains secure on the burner even on uneven ground or in windy conditions. A stable system prevents spills, protects against tipping, and allows for confident simmering without constant adjustment. The Primus PrimeTech is the undisputed winner with a 4.7/5 rating, featuring a low center of gravity, rubberized feet, and a recessed frame that shields against wind to keep the pot secure. The SOTO Thermostack, while lightweight, scores a lower 3.1/5, with feedback indicating that its design can be unstable on uneven surfaces, posing a potential risk for users who prioritize a steady cooking platform over weight savings.

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Conclusion & Final Verdict:

The choice between these two sets depends entirely on your hiking priorities. If you are an ultralight backpacker who values every ounce and needs a durable, compact vessel for solo trips, the SOTO Thermostack Cook Set is the superior choice. However, if you prioritize cooking performance, stability in windy conditions, and ease of use with features like a built-in lighter and nonstick coating, the Primus PrimeTech Stove Set 1.3L is the clear winner despite its extra weight. For most hikers willing to carry a few extra ounces for a significantly better cooking experience, the Primus offers the better overall value.

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