Updated October 17, 2026 · HabitatCue Editorial Team
Power Queen vs Samduo
Power Queen
Samduo
Higher score in this comparison
What sets them apart
| Compare | Power QueenReviewVisitVisit | SamduoReviewVisitVisit |
|---|---|---|
| Largest battery capacity (Wh) | 5,120 | 6,028Higher |
| Highest continuous output (W) | 3,000Higher | 2,600 |
| Warranty | 5 years | 10 yearsHigher |
| Markets | US | NL, DE, FR, GB |
| Price from | Not confirmed | €1,999 |
| Cycle life (cycles) | Not confirmed | 10,000 |
| Highest solar input (W) | Not confirmed | 3,600 |
| UPS mode | Not confirmed | Yes |
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Key differences
- Samduo scores higher overall: 8.6 vs 8.5.
- Largest battery capacity (Wh) is higher at Samduo: 6,028 vs 5,120.
- Highest continuous output (W) is higher at Power Queen: 3,000 vs 2,600.
- Warranty is higher at Samduo: 10 years vs 5 years.
- Support channels: only Samduo offers Help centre.
- Samduo is available in 2 more countries.
- Products: only Samduo offers Balcony solar.
- Markets: only Power Queen offers US.
- Markets: only Samduo offers NL, DE, FR.
Our verdict on each
Power Queen
Power Queen suits US households that want one compact home battery rather than a wide catalogue. It stores 5,120 Wh and delivers 3,000 W, backed by a 5 years warranty and email support, so it covers essentials through an outage rather than a whole home.
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.
Score breakdown
| Area | Power Queen | Samduo |
|---|---|---|
| Cost | Not confirmed | 8.4Entry price of €1,999 against a category median of €262.21, with top capacity of 6,028 Wh. |
| Offer | 8.6 | 9.1HigherWarranty of 10 years against a category median of 5, plus cycle life of 10,000 cycles. |
| Trust | Not confirmed | 8.0Dutch entity Samduo Energy Technologies B.V. in its home market, with support through email and help centre only. |
Where they rank in our lists
| Ranking | Power Queen | Samduo |
|---|---|---|
| Home batteries and balcony solar | 1 of 57 | 6 of 57 |
Choosing between them
Pick Power Queen if highest continuous output (w) matter most.
Pick Samduo if largest battery capacity (wh) and warranty matter most.
If neither fits
SunGoldPower has warranty at 1 to 25 years, against 5 years for Power Queen and 10 years for Samduo.
SunGoldPower reviewEvery fact side by side
| Fact | Power Queen | Samduo |
|---|---|---|
| Products | Home battery | Home battery, Balcony solarCovers more |
| Battery chemistry | Lifepo4 | Lifepo4 |
| Legal entity | Not confirmed | Samduo Energy Technologies B.V. |
| Headquarters | Not confirmed | Netherlands |
| Founded | Not confirmed | 2024 |
| Support channels | Email, Help centreCovers more |
Where each stands against the rest
| Fact | Power Queen | Samduo | Median |
|---|---|---|---|
| Price from | Not confirmed | €1,999highest quarter | €554 |
| Largest battery capacity (Wh) | 5,120below the median | 6,028below the median | 7,200 |
| Highest continuous output (W) | 3,000below the median | 2,600lowest quarter | 4,000 |
| Cycle life (cycles) | Not confirmed | 10,000highest quarter | 6,000 |
| Highest solar input (W) | Not confirmed | 3,600above the median | 3,000 |
| Warranty | 5 yearsat the median | 10 yearsabove the median | 5 years |
Median across 33 listed brands.
Pros and cons
Power Queen
Pros
- Every battery uses lifepo4 chemistry, and it is the only chemistry in the range, so specifications stay consistent from unit to unit.
- A 5 years warranty places Power Queen at 9 of 19 brands on length of cover in this group, ahead of most of the field.
- The range sells in the US market, so pricing, support and delivery terms sit in one clearly defined region rather than across several.
Cons
- Support runs on email only, with no phone line or live chat listed alongside it for setup or warranty questions.
- Maximum capacity of 5,120 Wh falls short of what is typical across this group, 7,994, so a bigger home needs more units.
- The range is home batteries alone (home battery), so portable power and balcony solar sit with DATOUBOSS and ALLPOWERS rather than here.
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.
Who each suits
Power Queen
Who it suits
- US households backing up essential loads with one home battery and little more, sized around 5,120 Wh.
- Buyers who want email support and a 5 years warranty, and can size their setup around 5,120 Wh of storage.
- Shoppers who prefer a focused range, since Power Queen lists home battery and nothing wider in the catalogue.
Who should look elsewhere
- WattCycle LiFePO4, if you need far more storage than 5,120 Wh allows, since that range reaches 32,150 Wh at the top end.
- DATOUBOSS, if you want a portable power station bought alongside the home battery rather than storage for the house alone.
- ALLPOWERS, if balcony solar or solar panels need to sit in the same order as the battery for a full setup.
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.
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 | Power Queen | Samduo |
|---|---|---|
| France | No | Yes |
| Germany | No | Yes |
| Netherlands | No | Yes |
| United States | Yes | No |
Questions about each
Power Queen
What battery chemistry do Power Queen batteries use?+
Power Queen lists lifepo4 chemistry for its batteries, and that is the only chemistry in the range. Most brands in this group run the same chemistry, so the differences between them tend to come down to capacity, output and warranty rather than cell type.
How much storage can a Power Queen battery hold?+
The largest unit in the range stores 5,120 Wh. Typical storage across brands in this group is 7,994, so Power Queen suits a household covering essentials rather than a full home. Scaling up means moving to a range built for larger capacity.
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.