--- title: "Gokin GK-5-60HG-525M vs Gokin GK-5-60HG-530M - Solar Panel Comparison | ComparePV" description: "Compare Gokin GK-5-60HG-525M vs Gokin GK-5-60HG-530M side by side: what actually differs, output when it is hot, thirty-year production, and the full specification." source: "https://comparepv.com/compare/gokin-gk-5-60hg-525m/gokin-gk-5-60hg-530m" updated: 2026-09-11 --- # Gokin GK-5-60HG-525M vs Gokin GK-5-60HG-530M 530M leads on the differences that matter The largest is module efficiency: 0.20 pp more efficient. 18 of 19 comparable parameters are identical. ## The two panels | Attribute | A | B | | --- | --- | --- | | Panel | [Gokin GK-5-60HG-525M](https://comparepv.com/panel/gokin-gk-5-60hg-525m) | [Gokin GK-5-60HG-530M](https://comparepv.com/panel/gokin-gk-5-60hg-530m) | | Manufacturer | Gokin | Gokin | | Power | 525 Wp | 530 Wp | | Efficiency | 23.70 % | 23.90 % | | Technology | Back Contact | Back Contact | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | 525M | 530M | Difference | | --- | --- | --- | --- | | Module efficiency | 23.70 % | 23.90 % | +0.20 pp for 530M | ## Every compared parameter | Parameter | 525M | 530M | | --- | --- | --- | | Rated power | 525 Wp | 530 Wp | | Module efficiency | 23.70 % | 23.90 % | | Power density | 236.9 Wp/m² | 239.2 Wp/m² | | Open-circuit voltage | 45.52 V | 45.62 V | | Voltage at max power | 38.40 V | 38.50 V | | Short-circuit current | 14.35 A | 14.41 A | | Current at max power | 13.68 A | 13.77 A | | Temperature coefficient | -0.260 %/°C | -0.260 %/°C | | Dimensions | 1954x1134x30 mm | 1954x1134x30 mm | | Module area | 2.216 m² | 2.216 m² | | Weight | 23.3 kg | 23.3 kg | | Weight per kWp | 44.4 kg/kWp | 44.0 kg/kWp | | Product warranty | 15 yrs | 15 yrs | | Performance warranty | 30 yrs | 30 yrs | | Annual degradation | 0.35 %/yr | 0.35 %/yr | | Cell technology | Back Contact | Back Contact | | Cell type | Monocrystalline | Monocrystalline | | Cell count | 120 | 120 | | Bifacial | No | No | ## Thirty-year yield Each panel's own declared degradation curve, at 1,200 kWh/kWp a year Same temp coeff. for both panels (-0.260 %/°C), so a warmer roof scales both curves by the same factor: the totals fall together and neither panel gains on the other. - **Cumulative output, 525M:** 17,752 kWh - **Cumulative output, 530M:** 17,921 kWh - **Gap:** 169 kWh ## Output when hot | Condition | Cell temperature | 525M | 530M | Retained | | --- | --- | --- | --- | --- | | Standard test conditions | 25 °C | 525 W | 530 W | 100.0% of rated power | | Cool, bright day | 40 °C | 505 W | 509 W | 96.1% of rated power | | Typical summer roof | 55 °C | 484 W | 489 W | 92.2% of rated power | | Hot roof | 70 °C | 464 W | 468 W | 88.3% of rated power | ## Against the whole database | Measure | 525M | 530M | Out of | Note | | --- | --- | --- | --- | --- | | Efficiency | #517 | #351 | 14,005 | 530M leads by 166 places | | Power density | #578 | #355 | 14,005 | 530M leads by 223 places | | Heat behaviour | #511 | #511 | 14,005 | Tied - the same position in the database | | Weight | #442 | #367 | 14,005 | 530M leads by 75 places | | Warranty | #21 | #21 | 14,005 | Tied - the same position in the database | | Overall | #4,233 | #3,837 | 14,005 | 530M leads by 396 places | ## Questions ### Which panel is better: Gokin GK-5-60HG-525M or Gokin GK-5-60HG-530M? According to our database: **Gokin GK-5-60HG-530M** has higher module efficiency (**23.90%** vs **23.70%**). See the full spec comparison and 30-year energy simulation above for a complete picture. ### What is the efficiency of Gokin GK-5-60HG-525M and Gokin GK-5-60HG-530M? **Gokin GK-5-60HG-525M** has a module efficiency of **23.70%**, while **Gokin GK-5-60HG-530M** is **23.90%**. Higher efficiency means more electricity from the same roof area - useful when space is limited. ### What cell technology does Gokin GK-5-60HG-525M use vs Gokin GK-5-60HG-530M? **Gokin GK-5-60HG-525M** uses **Back Contact** cells; **Gokin GK-5-60HG-530M** uses **Back Contact**. Modern **n-type** technologies (**TOPCon**, **HJT**, BC) typically deliver higher efficiency and lower degradation compared to older **PERC** (p-type) cells. ### What is the warranty on Gokin GK-5-60HG-525M and Gokin GK-5-60HG-530M? **Gokin GK-5-60HG-525M** has a **30 years** power warranty; **Gokin GK-5-60HG-530M** has a **30 years** power warranty. The power warranty guarantees a minimum percentage of rated output at the end of the warranty period (typically 80**-87%**). Product (materials) warranties are usually shorter. ## Related comparisons - [Gokin GK-5-60HG-525M vs Gokin GK-5-60HG-540M](https://comparepv.com/compare/gokin-gk-5-60hg-525m/gokin-gk-5-60hg-540m) - 3 differences, the largest is module efficiency - [Gokin GK-5-60HG-525M vs Gokin GK-5-60HG-535M](https://comparepv.com/compare/gokin-gk-5-60hg-525m/gokin-gk-5-60hg-535m) - 3 differences, the largest is module efficiency - [Gokin GK-5-60HG-525M vs Gokin GK-5-60HG-520M](https://comparepv.com/compare/gokin-gk-5-60hg-525m/gokin-gk-5-60hg-520m) - One difference: module efficiency - [Gokin GK-5-60HG-525M vs Gokin GK-5-60HG-515M](https://comparepv.com/compare/gokin-gk-5-60hg-525m/gokin-gk-5-60hg-515m) - 3 differences, the largest is module efficiency - [Gokin GK-5-60HG-525M vs Gokin GK-5-60HG-510M](https://comparepv.com/compare/gokin-gk-5-60hg-525m/gokin-gk-5-60hg-510m) - 3 differences, the largest is module efficiency - [Gokin GK-5-60HG-525M vs Gokin GK-5-60HG-505M](https://comparepv.com/compare/gokin-gk-5-60hg-525m/gokin-gk-5-60hg-505m) - 3 differences, the largest is module efficiency --- Source: https://comparepv.com/compare/gokin-gk-5-60hg-525m/gokin-gk-5-60hg-530m Not in this file, on the page: the thirty-year yield curve year by year at a cell temperature you pick and a written summary generated on request.