---
title: "KIOTO Solar vs AKCOME - Brand Comparison | ComparePV"
description: "Compare KIOTO Solar vs AKCOME solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background."
source: "https://comparepv.com/kioto-solar-vs-akcome"
---

# KIOTO Solar vs AKCOME

KIOTO Solar has the broader catalog (7 vs 3 models). KIOTO Solar leads on peak efficiency at 22.83%. AKCOME leans bifacial (100% of lineup).


## The two companies


| Attribute | KIOTO Solar | AKCOME |
| --- | --- | --- |
| Country | Austria | China |
| Headquarters | St. Veit an der Glan | Suzhou |
| Founded | 1991 | 2003 |
| Employees | 201-500 |  |
| Annual capacity | \<1 GW/year |  |
| Tier 1 | no | no |
| Listed |  |  |
| Website | [https://www.kiotosolar.com](https://www.kiotosolar.com) | [https://www.akcome.com](https://www.akcome.com) |

KIOTO Solar (KIOTO Photovoltaics GmbH) is an Austrian manufacturer of photovoltaic modules, producing panels exclusively at its facility in St. Veit an der Glan, Carinthia. The company traces its roots to 1991 as part of the Sonnenkraft group, with PV module production beginning in 2005. It is the market leader for PV...


## Catalog & Power


| Measure | KIOTO Solar | AKCOME | Margin |
| --- | --- | --- | --- |
| Panel Models | 7 | 3 | +4 |
| Max Power | 450 W | 700 W | +250 W |
| Avg Power | 446 W | 672 W | +226 W |


## Efficiency


| Measure | KIOTO Solar | AKCOME | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 22.83% | 22.54% | +0.29 pp |
| Avg Efficiency | 22.53% | 21.63% | +0.91 pp |


## Reliability & Warranty


| Measure | KIOTO Solar | AKCOME | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.309%/°C | -0.240%/°C | +0.069 |
| Bifacial Share | 4 (57%) | 3 (100%) | +43 pp |
| Avg Warranty | 27.1 yrs | 30.0 yrs | +2.9 yr |


## Efficiency distribution


| Efficiency band | KIOTO Solar | AKCOME |
| --- | --- | --- |
| 22-23% | 7 (100.0%) | 1 (33.3%) |
| 21-22% | 0 | 2 (66.7%) |


## Power distribution

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


| Power band | KIOTO Solar | AKCOME |
| --- | --- | --- |
| 400-499W | 7 (100.0%) | 0 |
| 600-699W | 0 | 2 (66.7%) |
| 700W+ | 0 | 1 (33.3%) |


## Cell technology

Dominant cell tech: **TOPCon** (100%)

Dominant cell tech: **HJT** (100%)


| Technology | KIOTO Solar | AKCOME |
| --- | --- | --- |
| TOPCon | 7 (100.0%) | 0 |
| HJT | 0 | 3 (100.0%) |


## Top panels, KIOTO Solar


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [KPV 450 Wp HC NE](https://comparepv.com/panel/kioto-solar-kpv-450-wp-hc-ne) | 450 | 22.5 | -0.300 | Monocrystalline |
| 2 | [KPV 450Wp HC](https://comparepv.com/panel/kioto-solar-kpv-450wp-hc) | 450 | 22.5 | -0.320 | Monocrystalline |
| 3 | [KPV 450Wp HC NE (G/G-TC)](https://comparepv.com/panel/kioto-solar-kpv-450wp-hc-ne-g-g-tc) | 450 | 22.5 | -0.300 | Monocrystalline |
| 4 | [KPV 445Wp HC](https://comparepv.com/panel/kioto-solar-kpv-445wp-hc) | 445 | 22.8 | -0.320 | Monocrystalline |
| 5 | [KPV 445Wp HC NE (G/G-TC)](https://comparepv.com/panel/kioto-solar-kpv-445wp-hc-ne-g-g-tc) | 445 | 22.8 | -0.300 | Monocrystalline |
| 6 | [KPV 440 Wp HCB](https://comparepv.com/panel/kioto-solar-kpv-440-wp-hcb) | 440 | 22.0 | -0.320 | Monocrystalline |
| 7 | [KPV 440Wp HC NE (G/G-TC)](https://comparepv.com/panel/kioto-solar-kpv-440wp-hc-ne-g-g-tc) | 440 | 22.5 | -0.300 | Monocrystalline |


## Top panels, AKCOME


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [SKA611HDGDC-700W](https://comparepv.com/panel/akcome-ska611hdgdc-700w) | 700 | 22.5 | -0.240 | Monocrystalline |
| 2 | [SKA611HDGDC-660W](https://comparepv.com/panel/akcome-ska611hdgdc-660w) | 660 | 21.2 | -0.240 | Monocrystalline |
| 3 | [SKA611HDGDC-655W](https://comparepv.com/panel/akcome-ska611hdgdc-655w) | 655 | 21.1 | -0.240 | Monocrystalline |


## Summary

AKCOME is a Chinese manufacturer headquartered in Zhejiang province, with origins in solar mounting systems before shifting its focus to high-efficiency photovoltaic modules. The company has invested heavily in HJT (heterojunction) cell technology since 2012 and operates module production capacity in the multi-gigawatt range across facilities in Huzhou, Suzhou, and other Chinese cities. AKCOME appeared on Bloomberg's Tier 1 bankability list in earlier years, though some tracking sources indicate it was removed from the 2024 rankings - a detail worth verifying with a lender before project finance decisions. KIOTO Solar, by contrast, is an Austrian manufacturer founded in 1991 as part of the Sonnenkraft group, based in St. Veit/Glan in Carinthia. It produces roughly 3,000 modules per day - a deliberately smaller, quality-focused output - and holds a strong "Made in Austria" brand position that carries weight in Central European markets. KIOTO does not prominently feature on major global bankability rankings, which reflects its niche scale rather than any quality deficiency. On institutional footprint and raw production scale, AKCOME is the larger player by a wide margin.

AKCOME's product emphasis is on HJT modules, a premium cell architecture that offers strong temperature coefficients and bifacial performance well-suited to utility-scale ground mounts and large commercial rooftops. Its 0BB HJT line, showcased at SNEC 2023, reaches outputs above 700W with conversion efficiencies around 23.5%, and the company has also begun piloting perovskite-silicon tandem research. KIOTO Solar focuses on glass-film and glass-glass modules using TOPCon half-cell technology, targeting premium residential rooftops and building-integrated photovoltaics (BIPV) across Europe. Its relatively compact catalog is designed around installer confidence and European certification standards rather than maximizing wattage.

For a European residential buyer or small commercial project where local support, European provenance, and BIPV compatibility matter, KIOTO Solar is a credible and well-regarded choice. For utility-scale or large commercial work where high-wattage HJT modules, competitive pricing, and volume availability take priority, AKCOME offers more options - though buyers should confirm current bankability standing with their financier. The two brands are not interchangeable: they serve different market segments and geographies.

\---LINKS---

\- https://www.solarquotes.com.au/panels/akcome-review.html \| Akcome Solar Panels Review - SolarQuotes \| review

\- https://www.solarchoice.net.au/products/panels/akcome-solar-panels-review/ \| Akcome Solar Panels: Independent Review by Solar Choice \| review

\- https://www.pvtime.org/akcome-announces-1-32gw-hjt-solar-cell-and-module-production-project/ \| Akcome Announces 1.32GW HJT Solar Cell and Module Production Project \| article

\- https://www.vpsolar.com/en/kioto-solar-best-quality-pv-panels-from-austria/ \| Kioto Solar: Best Quality PV Panels from Austria \| article

\- https://www.solarfeeds.com/biz/kioto-solar/ \| KIOTO Solar Company Overview - Production Capacity and Tier 1 Status \| review

Sources:

\- \[Akcome Solar Panels Review - SolarQuotes\](https://www.solarquotes.com.au/panels/akcome-review.html)

\- \[Akcome Solar Panels: Independent Review by Solar Choice\](https://www.solarchoice.net.au/products/panels/akcome-solar-panels-review/)

\- \[Akcome Announces 1.32GW HJT Solar Cell and Module Production Project - PVTIME\](https://www.pvtime.org/akcome-announces-1-32gw-hjt-solar-cell-and-module-production-project/)

\- \[Kioto Solar: Best Quality PV Panels from Austria - VP Solar\](https://www.vpsolar.com/en/kioto-solar-best-quality-pv-panels-from-austria/)

\- \[KIOTO Solar Company Overview - SolarFeeds\](https://www.solarfeeds.com/biz/kioto-solar/)

Written by claude-sonnet from the figures above.


## Other comparisons

- [KIOTO Solar vs A.B. Energy](https://comparepv.com/kioto-solar-vs-a-b-energy)
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- [AIKO vs AKCOME](https://comparepv.com/aiko-vs-akcome)
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- [ASM vs AKCOME](https://comparepv.com/asm-vs-akcome)


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Source: https://comparepv.com/kioto-solar-vs-akcome

Not in this file, on the page: the distributions above drawn as charts.