--- title: "Jinko Solar JS210MHC132-660 vs Jinko Solar JS210MHC132-665 - Solar Panel Comparison | ComparePV" description: "Compare Jinko Solar JS210MHC132-660 vs Jinko Solar JS210MHC132-665 side by side: what actually differs, output when it is hot, thirty-year production, and the full specification." source: "https://comparepv.com/compare/jinko-solar-js210mhc132-660/jinko-solar-js210mhc132-665" updated: 2026-09-11 --- # Jinko Solar JS210MHC132-660 vs Jinko Solar JS210MHC132-665 665 leads on the differences that matter The largest is module efficiency: 0.20 pp more efficient. 16 of 17 comparable parameters are identical, with 2 more left out because at least one datasheet does not publish them. ## The two panels | Attribute | A | B | | --- | --- | --- | | Panel | [Jinko Solar JS210MHC132-660](https://comparepv.com/panel/jinko-solar-js210mhc132-660) | [Jinko Solar JS210MHC132-665](https://comparepv.com/panel/jinko-solar-js210mhc132-665) | | Manufacturer | Jinko Solar | Jinko Solar | | Power | 660 Wp | 665 Wp | | Efficiency | 21.20 % | 21.40 % | | Technology | PERC | PERC | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | 660 | 665 | Difference | | --- | --- | --- | --- | | Module efficiency | 21.20 % | 21.40 % | +0.20 pp for 665 | ## Every compared parameter | Parameter | 660 | 665 | | --- | --- | --- | | Rated power | 660 Wp | 665 Wp | | Module efficiency | 21.20 % | 21.40 % | | Power density | 212.5 Wp/m² | 214.1 Wp/m² | | Open-circuit voltage | 45.90 V | 45.90 V | | Voltage at max power | 37.81 V | 38.01 V | | Short-circuit current | 18.57 A | 18.57 A | | Current at max power | 17.46 A | 17.50 A | | Temperature coefficient | -0.340 %/°C | -0.340 %/°C | | Dimensions | 2384x1303x35 mm | 2384x1303x35 mm | | Module area | 3.106 m² | 3.106 m² | | Weight | 34.0 kg | 34.0 kg | | Weight per kWp | 51.5 kg/kWp | 51.1 kg/kWp | | Product warranty | - | - | | Performance warranty | 25 yrs | 25 yrs | | Annual degradation | - | - | | Cell technology | PERC | PERC | | Cell type | Monocrystalline | Monocrystalline | | Cell count | 132 | 132 | | Bifacial | No | No | ## Thirty-year yield Declared first-year losses, with 0.40% a year afterwards assumed for both panels, at 1,200 kWh/kWp a year Same temp coeff. for both panels (-0.340 %/°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, 660:** 21,907 kWh - **Cumulative output, 665:** 22,073 kWh - **Gap:** 166 kWh ## Output when hot | Condition | Cell temperature | 660 | 665 | Retained | | --- | --- | --- | --- | --- | | Standard test conditions | 25 °C | 660 W | 665 W | 100.0% of rated power | | Cool, bright day | 40 °C | 626 W | 631 W | 94.9% of rated power | | Typical summer roof | 55 °C | 593 W | 597 W | 89.8% of rated power | | Hot roof | 70 °C | 559 W | 563 W | 84.7% of rated power | ## Against the whole database | Measure | 660 | 665 | Out of | Note | | --- | --- | --- | --- | --- | | Efficiency | #9,076 | #8,323 | 14,005 | 665 leads by 753 places | | Power density | #8,959 | #8,250 | 14,005 | 665 leads by 709 places | | Heat behaviour | #8,778 | #8,778 | 14,005 | Tied - the same position in the database | | Weight | #4,883 | #4,471 | 14,005 | 665 leads by 412 places | | Warranty | #9,798 | #9,798 | 14,005 | Tied - the same position in the database | | Overall | #6,706 | #6,248 | 14,005 | 665 leads by 458 places | ## Questions ### Which panel is better: Jinko Solar JS210MHC132-660 or Jinko Solar JS210MHC132-665? According to our database: **Jinko Solar JS210MHC132-665** has higher module efficiency (**21.40%** vs **21.20%**). See the full spec comparison and 30-year energy simulation above for a complete picture. ### What is the efficiency of Jinko Solar JS210MHC132-660 and Jinko Solar JS210MHC132-665? **Jinko Solar JS210MHC132-660** has a module efficiency of **21.20%**, while **Jinko Solar JS210MHC132-665** is **21.40%**. Higher efficiency means more electricity from the same roof area - useful when space is limited. ### What cell technology does Jinko Solar JS210MHC132-660 use vs Jinko Solar JS210MHC132-665? **Jinko Solar JS210MHC132-660** uses **PERC** cells; **Jinko Solar JS210MHC132-665** uses **PERC**. 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 Jinko Solar JS210MHC132-660 and Jinko Solar JS210MHC132-665? **Jinko Solar JS210MHC132-660** has a **25 years** power warranty; **Jinko Solar JS210MHC132-665** has a **25 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 - [Jinko Solar JS210MHC132-660 vs Jinko Solar JS210MHC132-670](https://comparepv.com/compare/jinko-solar-js210mhc132-660/jinko-solar-js210mhc132-670) - 3 differences, the largest is module efficiency - [Jinko Solar JS210MHC132-660 vs Jinko Solar JS210MHC132-655](https://comparepv.com/compare/jinko-solar-js210mhc132-660/jinko-solar-js210mhc132-655) - The same specification on paper - [Jinko Solar JS210MHC132-660 vs Jinko Solar JS210MHC132-650](https://comparepv.com/compare/jinko-solar-js210mhc132-660/jinko-solar-js210mhc132-650) - 3 differences, the largest is module efficiency - [Jinko Solar JS210MHC132-660 vs Jinko Solar JS210MHC120-605](https://comparepv.com/compare/jinko-solar-js210mhc132-660/jinko-solar-js210mhc120-605) - 8 differences, the largest is rated power - [Jinko Solar JS210MHC132-660 vs Jinko Solar JS210MHC120-600](https://comparepv.com/compare/jinko-solar-js210mhc132-660/jinko-solar-js210mhc120-600) - 7 differences, the largest is rated power - [Jinko Solar JS210MHC132-660 vs Jinko Solar JS210MHC120-595](https://comparepv.com/compare/jinko-solar-js210mhc132-660/jinko-solar-js210mhc120-595) - 8 differences, the largest is rated power --- Source: https://comparepv.com/compare/jinko-solar-js210mhc132-660/jinko-solar-js210mhc132-665 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.