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Axitec vs Trina Solar - solar panel manufacturer comparison

Axitec
Germany Founded 2001
Read the Axitec review
VS
Trina Solar
China Founded 1997 Tier 1
Read the Trina Solar review
At a glance

Trina Solar has the broader catalog (340 vs 44 models). Trina Solar leads on peak efficiency at 24.80%. Axitec leans bifacial (100% 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
44 340
Highest power
710 Wp 760 Wp
Best efficiency
23.3% 24.8%
Average efficiency
22.0% 21.7%
Bifacial share
100% 43%
Average warranty
29 yrs 28 yrs
01

The two companies

Company facts, not datasheet figures
Axitec
Founded
2001
Headquarters
Böblingen, Germany
Trina Solar
Founded
1997
Headquarters
Changzhou, China
Tier 1 bankable
Yes
02

Catalogue against catalogue

Averages over every model in the database
Metric Axitec Trina Solar
Catalog & Power
Panel Models 44 340+296
Max Power 710 W 760 W+50 W
Avg Power 534 W+14 W 520 W
Efficiency
Max Efficiency 23.27% 24.80%+1.53 pp
Avg Efficiency 21.98%+0.27 pp 21.71%
Reliability & Warranty
Avg Temp Coefficient -0.320%/°C -0.302%/°C+0.018
Bifacial Share 44 (100%)+57 pp 145 (43%)
Avg Warranty 28.8 yrs+0.5 yr 28.2 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

Trina Solar skews to higher efficiency: 22% of lineup is 23%+

Power spread
Share of each catalogue in every power band

Trina Solar offers more 600W+ panels (34% of lineup)

Axitec cell technology
Share of their models by cell architecture

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

Trina Solar cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>TOPCon</strong> (73%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

Axitec Energy GmbH & Co. KG is a German manufacturer headquartered in Böblingen, founded in 2001. It operates at a comparatively modest scale, with a reported production capacity of around 2 GWp, including a 300 MW facility inaugurated in India in 2024. Axitec occupies a Tier 2 position in most bankability assessments and does not appear consistently on the BloombergNEF Tier 1 list - a reflection of its smaller financial footprint rather than any shortcoming in product quality. Trina Solar was founded in 1997 in Changzhou, Jiangsu Province, China, and has grown into one of the world's top four module suppliers, shipping over 70 GW in 2024 alone and surpassing 120 GW in cumulative deliveries by early 2025. Trina Solar has maintained BloombergNEF Tier 1 status through Q2 2025, and its annual production capacity stands at approximately 100 GW. On institutional footprint and financial depth, Trina Solar holds a clear and substantial advantage.

Axitec's current lineup centers on bifacial n-type TOPCon modules, which account for roughly three quarters of its portfolio, alongside a smaller share of PERC panels. Output ratings span roughly 390 W to 710 W, with series such as AXIpremium and AXIblackpremium aimed at residential rooftops and small commercial installations. The company offers warranties of up to 30 years on both product and performance - notably longer than the industry norm - which is a meaningful differentiator for risk-averse buyers. Trina Solar addresses a far broader range of segments through its Vertex product family. The Vertex S+ series, built on TOPCon cell technology, serves residential and light commercial rooftops, while the Vertex N series scales into heavy commercial and utility-grade ground-mount projects, with flagship modules reaching outputs above 700 W and module efficiencies above 24%.

For large-scale commercial or utility projects where lender bankability and supply chain continuity are paramount, Trina Solar is the stronger default. For residential and small C&I buyers who value a European brand identity, extended warranty terms, and a closer distributor relationship, Axitec is a credible and well-regarded choice. The two are not interchangeable at project-finance scale, where Trina Solar's depth of supply and institutional standing make it the safer pick - but for a homeowner or independent installer, both deliver competitive TOPCon technology and the decision can reasonably come down to distributor availability and warranty preference.

Generated by Claude Sonnet · 2026-05-27

06

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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 4 Axitec offers · See 248 Trina Solar offers

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.