Updated October 17, 2026 · HabitatCue Editorial Team
Samduo vs WattCycle LiFePO4
Samduo
WattCycle LiFePO4
Higher score in this comparison
Samduo vs WattCycle LiFePO4: the differences
| Compare | SamduoReviewVisitVisit | WattCycle LiFePO4ReviewSee alternativesSee alternatives |
|---|---|---|
| Price from | €1,999 | $69.99 |
| Largest battery capacity (Wh) | 6,028 | 32,150Higher |
| Highest continuous output (W) | 2,600 | 15,360Higher |
| Highest solar input (W) | 3,600 | 24,000Higher |
| Warranty | 10 yearsHigher | 5 years |
| Markets | NL, DE, FR, GB | US |
| Cycle life (cycles) | 10,000 | Not confirmed |
Same on both: UPS mode (Yes).
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Key differences
- WattCycle LiFePO4 scores higher overall: 9.7 vs 8.6.
- Largest battery capacity (Wh) is higher at WattCycle LiFePO4: 32,150 vs 6,028.
- Highest continuous output (W) is higher at WattCycle LiFePO4: 15,360 vs 2,600.
- Highest solar input (W) is higher at WattCycle LiFePO4: 24,000 vs 3,600.
- Warranty is higher at Samduo: 10 years vs 5 years.
- Support channels: only WattCycle LiFePO4 offers Phone, Community.
- Samduo is available in 2 more countries.
- Products: only Samduo offers Balcony solar.
- Markets: only Samduo offers NL, DE, FR.
- Markets: only WattCycle LiFePO4 offers US.
Our verdict on each
Samduo
Samduo suits buyers in the Netherlands and neighbouring markets who want a large home battery with a long warranty in one box. The Samduo range covers home battery and balcony solar at an entry price of €1,999, with capacity reaching 6,028 Wh and a 10 years warranty, the longest in the category.
WattCycle LiFePO4
WattCycle LiFePO4 is the value pick for US homeowners: entry price of $69.99 buys a home battery rated to 15,360 W of output with UPS mode on. Across 27 brands compared it holds 1 on price from and 2 on output, so you get real backup capacity for the smallest outlay here.
Score breakdown
| Area | Samduo | WattCycle LiFePO4 |
|---|---|---|
| Cost | 8.4Entry price of €1,999 against a category median of €262.21, with top capacity of 6,028 Wh. | 10.0HigherEntry price of $69.99 is the lowest starting point among 27 brands compared, and output of 15,360 W carries no listed premium. |
| Offer | 9.1Warranty of 10 years against a category median of 5, plus cycle life of 10,000 cycles. | 9.5HigherEvery unit pairs lifepo4 chemistry with UPS mode, and storage of 32,150 Wh sits at 3 of 28 on capacity. |
| Trust | 8.0Dutch entity Samduo Energy Technologies B.V. in its home market, with support through email and help centre only. | Not confirmed |
Where they rank in our lists
| Ranking | Samduo | WattCycle LiFePO4 |
|---|---|---|
| Home batteries and balcony solar | 6 of 57 | 41 of 57 |
Sources behind this comparison
Samduo
- samduo.com: 14 facts, checked September 30, 2026
WattCycle LiFePO4
- wattcycle.com: 10 facts, checked September 30, 2026
Every fact side by side
| Fact | Samduo | WattCycle LiFePO4 |
|---|---|---|
| Products | Home battery, Balcony solarCovers more | Home battery |
| Battery chemistry | Lifepo4 | Lifepo4 |
| Legal entity | Samduo Energy Technologies B.V. | Not confirmed |
| Headquarters | Netherlands | Not confirmed |
| Founded | 2024 | Not confirmed |
| Support channels | Email, Help centre | Email, Phone, Help centre, CommunityCovers more |
Where each stands against the rest
| Fact | Samduo | WattCycle LiFePO4 | Median |
|---|---|---|---|
| Largest battery capacity (Wh) | 6,028below the median | 32,150highest quarter | 7,200 |
| Highest continuous output (W) | 2,600lowest quarter | 15,360highest quarter | 4,000 |
| Cycle life (cycles) | 10,000highest quarter | Not confirmed | 6,000 |
| Highest solar input (W) | 3,600above the median | 24,000highest quarter | 3,000 |
| Warranty | 10 yearsabove the median | 5 yearsat the median | 5 years |
Median across 33 listed brands.
Pros and cons
Samduo
Pros
- Capacity of 6,028 Wh with output of 2,600 W covers whole-home evening loads.
- Warranty of 10 years is the longest among ranked home battery and balcony solar brands.
- The range spans home battery and balcony solar, so battery and balcony solar can be bought from one brand.
Cons
- Support runs on email and help centre only, so there is no phone line for installation questions.
- Entry price of €1,999 is high for this category, and output of 2,600 W sits below the category median of 4,000.
- WattCycle LiFePO4 focuses on home batteries alone, so buyers who also want balcony solar must compare a wider range at ALLPOWERS.
WattCycle LiFePO4
Pros
- Output of 15,360 W runs heavy household loads together, so the storage is usable rather than decorative.
- Solar input of 24,000 W takes a full array, which suits a roof already covered in panels.
- The entry price of $69.99 makes a first home battery a modest outlay rather than a large one.
Cons
- Warranty of 5 years is short against a category upper quartile of 10 years.
- The range is listed as home battery only, so a portable power station or a panel has to come from elsewhere, unlike ALLPOWERS, whose power station, solar generator and home battery spans balcony solar and panels.
- Shipping covers US only, so buyers in other markets cannot order direct from the range.
Who each suits
Samduo
Who it suits
- Households in the Netherlands, Germany, France and the United Kingdom who want storage sized for evening and night use.
- Buyers who plan to keep a system for many years and weigh the 10 years warranty above all.
- People who already have rooftop solar and want to add a battery that accepts up to 3,600 W of panel input.
Who should look elsewhere
- Shoppers who only want balcony solar, where WattCycle LiFePO4 does not sell at all and ALLPOWERS offers a wider spread.
- Buyers who need phone support, since contact runs through email and help centre.
- Anyone shopping outside the markets in the Netherlands, DE and FR.
WattCycle LiFePO4
Who it suits
- US homeowners adding storage behind rooftop panels, who want the lowest entry point and room to grow to 32,150 Wh.
- Buyers who need serious output, since 15,360 W is set for loads well beyond backup sockets.
- People who want short outage cover, since UPS mode is offered as standard.
Who should look elsewhere
- Jackery buyers, who want power stations, solar generators or solar panels rather than home storage, as power station, solar generator and solar panel shows.
- ALLPOWERS shoppers, who want balcony solar and panels in the same range, per power station, solar generator and home battery.
- DATOUBOSS buyers, who want a power station alongside a home battery, per power station and home battery.
Current offers
Samduo
Current offer
Discount code
Up to EUR 300 off Nex E6000 with promo code: EUR 200 off SAMDUO Nex E6000 or EUR 300 off Nex E6000 x2 bundle, promo code SAMDUODEAL91524
Must subscribe email and claim the promo code first; one promo code per order; cannot be combined with other codes or offers
Source, checked September 30, 2026
Country by country
| Country | Samduo | WattCycle LiFePO4 |
|---|---|---|
| France | Yes | No |
| Germany | Yes | No |
| Netherlands | Yes | No |
| United States | No | Yes |
Questions about each
Samduo
How much does a Samduo home battery cost?+
The entry price is €1,999, which is high for this category and sits well above the median of €262.21. That figure covers the Samduo plug-in home battery, and the same brand also sells balcony solar. Larger capacities cost more, so the final price depends on which unit you choose.
How long is the warranty on a Samduo battery?+
The Samduo warranty is 10 years, which is the longest among the brands ranked on this measure, compared with a category median of 5. Long cover matters most if you intend to keep the system through a house move, since a battery that stays with the property avoids resale friction.
WattCycle LiFePO4
What does a WattCycle LiFePO4 battery cost?+
Prices start at $69.99, the lowest entry point of the 27 brands compared here. Treat that as the floor of the range rather than the price of a full home system, because capacity and output both go a long way above it on the bigger units. It is the cheapest way into the category, not the cheapest complete setup.
What chemistry do the batteries use?+
WattCycle LiFePO4 uses lifepo4 chemistry across the range. Lithium iron phosphate suits buyers who want a long lived, low maintenance install rather than a small pack for occasional use, and it is the same choice made by 96% of brands in this category.
Other options to compare
Other matchups
Samduo
WattCycle LiFePO4