Skip to main content

Solarwatt vs Solaria - solar panel manufacturer comparison

Solarwatt
Germany Founded 1993
Read the Solarwatt review
VS
Solaria
Spain Founded 2002
Read the Solaria review
At a glance

Solarwatt has the broader catalog (44 vs 27 models). Solarwatt leads on peak efficiency at 23.00%. Solarwatt leans bifacial (50% of lineup).

Both catalogues are read from the manufacturers' own datasheets. A brand is not scored against the market here, only against the other brand on this page.

Panel models
44 27
Highest power
460 Wp 680 Wp
Best efficiency
23.0% 21.9%
Average efficiency
20.6% 20.0%
Bifacial share
50% 19%
Average warranty
29 yrs 26 yrs
01

The two companies

Company facts, not datasheet figures
Solarwatt
Founded
1993
Headquarters
Dresden, Germany
Solaria

Solaria is a leading European company focused on developing and generating solar photovoltaic energy. The company aims to contribute to decarbonization by creating a global energy model based on clean energy. Solaria specializes in the implementation and development of solar photovoltaic technology, from manufacturing...

Founded
2002
Headquarters
Madrid, Spain
Annual capacity
1.658 GW/year
Employees
235
02

Catalogue against catalogue

Averages over every model in the database
Metric Solarwatt Solaria
Catalog & Power
Panel Models 44+17 27
Max Power 460 W 680 W+220 W
Avg Power 385 W 436 W+51 W
Efficiency
Max Efficiency 23.00%+1.08 pp 21.92%
Avg Efficiency 20.56%+0.60 pp 19.96%
Reliability & Warranty
Avg Temp Coefficient -0.330%/°C+0.029 -0.360%/°C
Bifacial Share 22 (50%)+31 pp 5 (19%)
Avg Warranty 29.0 yrs+2.5 yr 26.5 yrs

An average over a catalogue describes the range a manufacturer publishes, not the module you would buy. A brand with two flagship panels and eighty older ones averages worse than one that has retired its back catalogue.

03

What each of them builds

Cell technology across the market
Efficiency spread
Share of each catalogue in every efficiency band

Solarwatt skews to higher efficiency: 2% of lineup is 23%+

Power spread
Share of each catalogue in every power band

Solaria offers more 600W+ panels (19% of lineup)

Solarwatt cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>PERC</strong> (77%)

Solaria cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>TOPCon</strong> (19%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...
06

Other brand comparisons

Build your own
Manufacturers
Solarwatt A.B. Energy
Manufacturers
AE Solar Solaria
Manufacturers
Solarwatt AEET
Manufacturers
AIKO Solaria
Manufacturers
Solarwatt AKCOME
Manufacturers
ARTsolar Solaria
Something missing from a catalogue? Both lists are built from the datasheets in the database. If a model is absent, it has not been ingested yet.

Shop prices: See 1 Solaria offer

Comparisons are computed from manufacturer datasheets held in the ComparePV database and may not reflect a brand's complete current lineup. Nothing on this page is paid placement.