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A.B. Energy vs Q-SUN Solar - solar panel manufacturer comparison

A.B. Energy
Germany Founded 1996
Read the A.B. Energy review
VS
Q-SUN Solar
China Founded 2014
Read the Q-SUN Solar review
At a glance

Q-SUN Solar has the broader catalog (111 vs 0 models). Q-SUN Solar leans bifacial (68% 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
0 111
Highest power
0 Wp 730 Wp
Best efficiency
- 23.7%
Average efficiency
- 21.9%
Bifacial share
0% 68%
Average warranty
- 29 yrs
01

The two companies

Company facts, not datasheet figures
A.B. Energy

ABO Energy is a renewable energy company that develops and constructs renewable energy projects, focusing on wind, solar, and storage facilities. They offer turnkey solutions and have connected several gigawatts of nominal output to the grid. The company is active internationally and is committed to driving the energy...

Founded
1996
Headquarters
Wiesbaden, Germany
Employees
1,400
Q-SUN Solar

Qn-SOLAR officially launched its global PV business in 2022. The company is headquartered in Shanghai, China, and has four manufacturing bases in China. As a professional and integrated company, Qn-SOLAR operates in various fields of PV upstream and downstream, achieving an annual production capacity of 20GW PV cells...

Founded
2014
Headquarters
China
02

Catalogue against catalogue

Averages over every model in the database
Metric A.B. Energy Q-SUN Solar
Catalog & Power
Panel Models 0 111+111
Max Power 0 W 730 W+730 W
Avg Power 0 W 543 W+543 W
Efficiency
Max Efficiency - 23.70%
Avg Efficiency - 21.91%
Reliability & Warranty
Avg Temp Coefficient - -0.303%/°C
Bifacial Share 0 (0%) 76 (68%)+68 pp
Avg Warranty - 28.7 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

Q-SUN Solar skews to higher efficiency: 11% of lineup is 23%+

Power spread
Share of each catalogue in every power band

Q-SUN Solar offers more 600W+ panels (30% of lineup)

A.B. Energy cell technology
Share of their models by cell architecture
Q-SUN Solar cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>N-type</strong> (42%)

04

The flagships

Highest-power models from each brand
A.B. Energy all models
No panels from this manufacturer are in the database yet.
05

Written summary

Checking cache...

Q-SUN Solar is a Chinese manufacturer founded in 2014, headquartered in Chuzhou, Anhui Province, with its international marketing center in Nanjing. The company operates production facilities across China (Tianchang, Yancheng) and has expanded internationally to Oman and Bulgaria. It reports annual module output in the range of 4 GW or above, giving it a meaningful mid-tier footprint in global PV supply. Q-SUN holds ISO 9001, ISO 14001, and ISO 45001 certifications, and its manufacturing processes carry TUV Germany approval under IEC standards. However, no explicit BloombergNEF Tier 1 bankability classification was confirmed through available sources as of mid-2026. A.B. Energy did not surface in any credible industry database, analyst report, or independent review consulted for this comparison, which strongly suggests it is either a very small regional brand, a recently incorporated entity, or operates under a different trade name in major markets. On institutional footprint, Q-SUN Solar holds the clearer advantage by a wide margin.

Q-SUN Solar's current lineup centers on its Mercury Series, an N-type TOPCon product line covering outputs from roughly 400 W to 720 W in mono-facial, bifacial transparent-backsheet, and bifacial double-glass configurations. The company also offers the Onyx Series, a full-black aesthetic module aimed at residential rooftops, and has announced mass production of 0BB (zero busbar) technology. These products span utility-scale ground mounts, commercial rooftops, and premium residential applications. Because no verified product information is available for A.B. Energy, no equivalent technology or use-case breakdown can be offered without risk of misrepresentation.

For a typical buyer in 2025-2026, Q-SUN Solar is the more documentable choice between the two: it has verifiable production scale, confirmed certifications, and an established TOPCon roadmap. A.B. Energy cannot be recommended or dismissed on merit until independent sourcing confirms its existence and product specifications. Buyers should request certified datasheets and third-party test results directly from A.B. Energy before any procurement decision.

Generated by Claude Sonnet · 2026-06-16

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.

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.