Choosing a portable watermaker is easier when you compare them side-by-side. Here’s an updated 2025 comparison of the Scout SW20, Rainman, and Spectra portable units.
Key Factors to Compare
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Output
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Energy draw
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Weight
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Noise
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Maintenance
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Cost to run
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Australian support availability
Comparison Table
| Feature | Scout SW20 | Rainman | Spectra |
|---|---|---|---|
| Output | ~20 L/hr | 30–35 L/hr | 17–25 L/hr |
| Weight | Low | High | Medium |
| Power | 12V | 12V / 240V | 12V |
| Build | Stainless steel pump | Mixed | Composite |
| Best for | Small boats, caravans | Boats w/ generator | Long-range cruisers |
View the Scout SW20 here:
https://lediwatermaker.com/products/scout-sw20
Which Is Right for You?
Choose Scout if:
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You need a lightweight, Australian-made unit
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You run entirely on 12V
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You want simple maintenance
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You value local support
Choose Rainman if:
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You already run a generator
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You want maximum output
Choose Spectra if:
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You are fitting out a long-range offshore yacht
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Budget is higher
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You prefer ultralow power draw
FAQ
Is a portable system better than installed?
For boats under ~40 ft, often yes.
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