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Alpha ESS vs AKCOME - solar panel manufacturer comparison

Alpha ESS
China Founded 2012 Tier 1
Read the Alpha ESS review
VS
AKCOME
China Founded 2003
Read the AKCOME review
At a glance

AKCOME has the broader catalog (3 vs 0 models). AKCOME 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
0 3
Highest power
0 Wp 700 Wp
Best efficiency
- 22.5%
Average efficiency
- 21.6%
Bifacial share
0% 100%
Average warranty
- 30 yrs
01

The two companies

Company facts, not datasheet figures
Alpha ESS

AlphaESS is a global provider of battery energy storage systems headquartered in Nantong, Jiangsu, China. Founded in 2012, the company specializes in residential and commercial energy storage solutions, EV chargers, and intelligent energy management systems. AlphaESS operates in over 90 countries through 15+...

Founded
2012
Headquarters
Nantong, China
Employees
100-500
Tier 1 bankable
Yes
AKCOME
Founded
2003
Headquarters
Suzhou, China
02

Catalogue against catalogue

Averages over every model in the database
Metric Alpha ESS AKCOME
Catalog & Power
Panel Models 0 3+3
Max Power 0 W 700 W+700 W
Avg Power 0 W 672 W+672 W
Efficiency
Max Efficiency - 22.54%
Avg Efficiency - 21.63%
Reliability & Warranty
Avg Temp Coefficient - -0.240%/°C
Bifacial Share 0 (0%) 3 (100%)+100 pp
Avg Warranty - 30.0 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
Power spread
Share of each catalogue in every power band

AKCOME offers more 600W+ panels (100% of lineup)

Alpha ESS cell technology
Share of their models by cell architecture
AKCOME cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>HJT</strong> (100%)

04

The flagships

Highest-power models from each brand
Alpha ESS all models
No panels from this manufacturer are in the database yet.
05

Written summary

Checking cache...

Alpha ESS is a Chinese company founded in 2012 and headquartered in Nantong, Jiangsu. It is primarily known as an energy storage system manufacturer - its core portfolio consists of hybrid inverters, residential and commercial battery systems, and integrated solar-plus-storage platforms - rather than a dedicated solar panel producer. In Q4 2025 BloombergNEF recognised Alpha ESS on its Energy Storage Tier 1 list, reflecting the company's vertically integrated manufacturing and financial bankability in the storage segment. With more than 200,000 systems deployed across 130 countries, it carries a notably broad institutional footprint in the downstream integration space.

AKCOME is a Chinese manufacturer founded in 2006 and listed on the Shenzhen Stock Exchange in 2011. Unlike Alpha ESS, AKCOME is a dedicated photovoltaic module producer, historically focusing on HJT and PERC cell technologies and selling panels in more than 80 countries. The company held BloombergNEF Tier 1 status in the panel segment as recently as 2022, but was removed from the Tier 1 list by 2024. That same year a subsidiary - Zhejiang Akcome Photoelectricity Technology - filed for bankruptcy citing inability to meet debt obligations, raising serious questions about supply continuity and warranty backing. Its product line spans residential and commercial rooftop modules through utility-scale formats, but the financial instability significantly clouds long-term support.

For a buyer choosing between the two in 2025, the comparison is partially mismatched: Alpha ESS is the stronger pick if the requirement is an integrated inverter-battery solution to pair with third-party panels, while AKCOME is a panel-only supplier with credible technology but material bankability risk given its 2024 Tier 1 delisting and subsidiary insolvency. Buyers prioritising warranty durability and long-term manufacturer support should treat AKCOME with caution until clearer financial stability is demonstrated.

Generated by Claude Sonnet · 2026-06-10

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 2 AKCOME 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.