Spectra Newport 400C vs Rainman Portable AC 75L
Newport 400C costs 4.1× less energy per litre (4.5 against 18.2 Wh/L). Portable AC 75L is about $10,098 cheaper on indicative pricing.
| Spec | Newport 400C | Portable AC 75L |
|---|---|---|
| Brand | Spectra | Rainman |
| Output | 64 L/hr | 55–82 L/hr |
| Power draw | 288 W | 1,250 W |
| Energy per litre | 4.5 Wh/L | 18.2 Wh/L |
| Run time for 100 L | 1.6 h | 1.5 h |
| Energy for 100 L | 450 Wh | 1,825 Wh |
| Power source | 12/24/48V DC | AC 240V |
| Configuration | Modular | Portable |
| Membranes | 1 × 2.5×40in | 1 × 40in |
| Indicative price | $14,500 | $4,402 |
| Efficiency rank | 5 of 30 | 27 of 30 |
Highlighted cells mark the better figure on that row alone. Lower is better for energy, run time and price; higher is better for output.
Buy the Newport 400C if…
Your boat runs on solar and every watt-hour is spoken for, because this is the cheaper litre to make; you have no generator and no intention of fitting one.
Get a quote on the Newport 400CBuy the Portable AC 75L if…
You want tanks full in the shortest possible run, or you have a genset that is going to run anyway; the purchase price matters more to you than the running cost; you want to lift the whole thing off the boat between trips.
Get a quote on the Portable AC 75LCommon questions
- Which is more efficient, the Newport 400C or the Portable AC 75L?
- The Newport 400C, at 4.5 watt-hours per litre against 18.2. Over 100 litres a day that is a difference of about 1,375 Wh.
- Which makes more water, the Newport 400C or the Portable AC 75L?
- The Portable AC 75L, at 68.5 L/hr against 64. That is 1.1 times the output per hour running.
- Which is cheaper?
- On indicative pricing the Portable AC 75L at $4,402, about $10,098 less than the other. Both figures exclude freight, duty and installation, and Australian dealer pricing normally reads higher.
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