Side-by-Side Comparison

Normalized specs, real build cost, and component coverage

Best True Value

Callsun15W 12V Solar Battery Charger Maintainer — Smart Controller, IP68 Waterproof,…

Real Build Cost

$28

Updated < 1hr ago

PanelsControllerBatteryInverterWiringMountingMonitor

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POWLSOJXSolar Grid Tie Micro Inverter MPPT Smart Micro PV System 180W 500W 700W DC…

Real Build Cost

$45

Stale — 53d ago

PanelsControllerBatteryInverterWiringMountingMonitor

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DOKIO100W Portable Foldable Panel Kit (19x26in, 5.3lb), — Separate Controller and…

Real Build Cost

$69

Updated < 1hr ago

PanelsControllerBatteryInverterWiringMountingMonitor

View on Amazon

PricingCallsun is $41 cheaper to build than the most expensive option.

Advertised Price

$28

$45

$69

Hidden Cost to Finish

Real Build Cost

$28

$45

$69

Cost / W

N/A

Cost / Wh

N/A

SpecificationsDOKIO leads in both solar wattage and battery storage.

Completeness

—

Solar Panels

—

Battery Storage

—

Inverter Output

—

System Voltage

12V

Chemistry

Unknown

Included ComponentsNo kit is fully complete. All require additional component purchases.

Battery

Inverter

Charge Controller

Mounting

Monitoring

Baseline Kit

15W 12V Solar Battery Charger Maintainer — Smart Controller, IP68 Waterproof,…

$28real build cost

0W solarNo storage0% complete

POWLSOJXSolar Grid Tie Micro Inverter MPPT Smart Micro PV System 180W 500W 700W DC…

Real Build Cost

$45

+17

Completeness

Same

Storage

—

Same

Solar

Same

View on Amazon

DOKIO100W Portable Foldable Panel Kit (19x26in, 5.3lb), — Separate Controller and…

Real Build Cost

$69

+41

Completeness

Same

Storage

—

Same

Solar

Same

View on Amazon

Green = best in category for decisive metrics. Missing component costs are estimates of required parts only.

How we calculate and compare