--- title: "Jinko Solar JKM505-54HL4M-BDV vs Jinko Solar JKM515-54HL4M-BDV - Solar Panel Comparison | ComparePV" description: "Compare Jinko Solar JKM505-54HL4M-BDV vs Jinko Solar JKM515-54HL4M-BDV side by side: what actually differs, output when it is hot, thirty-year production, and the full specification." source: "https://comparepv.com/compare/jinkosolar-jkm505-54hl4m-bdv/jinkosolar-jkm515-54hl4m-bdv" updated: 2026-09-11 --- # Jinko Solar JKM505-54HL4M-BDV vs Jinko Solar JKM515-54HL4M-BDV JKM515-54HL4M-BDV leads on the differences that matter The largest is module efficiency: 0.45 pp more efficient. 16 of 19 comparable parameters are identical. ## The two panels | Attribute | A | B | | --- | --- | --- | | Panel | [Jinko Solar JKM505-54HL4M-BDV](https://comparepv.com/panel/jinkosolar-jkm505-54hl4m-bdv) | [Jinko Solar JKM515-54HL4M-BDV](https://comparepv.com/panel/jinkosolar-jkm515-54hl4m-bdv) | | Manufacturer | Jinko Solar | Jinko Solar | | Power | 505 Wp | 515 Wp | | Efficiency | 22.71 % | 23.16 % | | Technology | TOPCon | TOPCon | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | JKM505-54HL4M-BDV | JKM515-54HL4M-BDV | Difference | | --- | --- | --- | --- | | Module efficiency | 22.71 % | 23.16 % | +0.45 pp for JKM515-54HL4M-BDV | | Power density | 227.1 Wp/m² | 231.6 Wp/m² | +4.5 Wp/m² for JKM515-54HL4M-BDV | | Rated power | 505 Wp | 515 Wp | +10 W for JKM515-54HL4M-BDV | ## Every compared parameter | Parameter | JKM505-54HL4M-BDV | JKM515-54HL4M-BDV | | --- | --- | --- | | Rated power | 505 Wp | 515 Wp | | Module efficiency | 22.71 % | 23.16 % | | Power density | 227.1 Wp/m² | 231.6 Wp/m² | | Open-circuit voltage | 40.55 V | 40.89 V | | Voltage at max power | 34.17 V | 34.62 V | | Short-circuit current | 15.68 A | 15.78 A | | Current at max power | 14.78 A | 14.88 A | | Temperature coefficient | -0.290 %/°C | -0.290 %/°C | | Dimensions | 1961x1134x30 mm | 1961x1134x30 mm | | Module area | 2.224 m² | 2.224 m² | | Weight | 27.0 kg | 27.0 kg | | Weight per kWp | 53.5 kg/kWp | 52.4 kg/kWp | | Product warranty | 15 yrs | 15 yrs | | Performance warranty | 30 yrs | 30 yrs | | Annual degradation | 0.40 %/yr | 0.40 %/yr | | Cell technology | TOPCon | TOPCon | | Cell type | Monocrystalline | Monocrystalline | | Cell count | 108 | 108 | | Bifacial | Yes | Yes | ## Thirty-year yield Each panel's own declared degradation curve, at 1,200 kWh/kWp a year Same temp coeff. for both panels (-0.290 %/°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, JKM505-54HL4M-BDV:** 16,944 kWh - **Cumulative output, JKM515-54HL4M-BDV:** 17,279 kWh - **Gap:** 335 kWh ## Output when hot | Condition | Cell temperature | JKM505-54HL4M-BDV | JKM515-54HL4M-BDV | Retained | | --- | --- | --- | --- | --- | | Standard test conditions | 25 °C | 505 W | 515 W | 100.0% of rated power | | Cool, bright day | 40 °C | 483 W | 493 W | 95.7% of rated power | | Typical summer roof | 55 °C | 461 W | 470 W | 91.3% of rated power | | Hot roof | 70 °C | 439 W | 448 W | 87.0% of rated power | ## Against the whole database | Measure | JKM505-54HL4M-BDV | JKM515-54HL4M-BDV | Out of | Note | | --- | --- | --- | --- | --- | | Efficiency | #3,285 | #1,488 | 14,005 | JKM515-54HL4M-BDV leads by 1,797 places | | Power density | #3,312 | #1,473 | 14,005 | JKM515-54HL4M-BDV leads by 1,839 places | | Heat behaviour | #2,165 | #2,165 | 14,005 | Tied - the same position in the database | | Weight | #7,409 | #5,919 | 14,005 | JKM515-54HL4M-BDV leads by 1,490 places | | Warranty | #21 | #21 | 14,005 | Tied - the same position in the database | | Overall | #6,177 | #5,268 | 14,005 | JKM515-54HL4M-BDV leads by 909 places | ## Questions ### Which panel is better: Jinko Solar JKM505-54HL4M-BDV or Jinko Solar JKM515-54HL4M-BDV? According to our database: **Jinko Solar JKM515-54HL4M-BDV** has higher module efficiency (**23.16%** vs **22.71%**). See the full spec comparison and 30-year energy simulation above for a complete picture. ### What is the efficiency of Jinko Solar JKM505-54HL4M-BDV and Jinko Solar JKM515-54HL4M-BDV? **Jinko Solar JKM505-54HL4M-BDV** has a module efficiency of **22.71%**, while **Jinko Solar JKM515-54HL4M-BDV** is **23.16%**. Higher efficiency means more electricity from the same roof area - useful when space is limited. ### What cell technology does Jinko Solar JKM505-54HL4M-BDV use vs Jinko Solar JKM515-54HL4M-BDV? **Jinko Solar JKM505-54HL4M-BDV** uses **TOPCon** cells; **Jinko Solar JKM515-54HL4M-BDV** uses **TOPCon**. 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 JKM505-54HL4M-BDV and Jinko Solar JKM515-54HL4M-BDV? **Jinko Solar JKM505-54HL4M-BDV** has a **30 years** power warranty; **Jinko Solar JKM515-54HL4M-BDV** 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. ### Are Jinko Solar JKM505-54HL4M-BDV and Jinko Solar JKM515-54HL4M-BDV bifacial panels? Both **Jinko Solar JKM505-54HL4M-BDV** and **Jinko Solar JKM515-54HL4M-BDV** are bifacial - they capture reflected light from the ground, which can add 5**-15%** more annual energy on ground-mount or elevated rooftop installations with a light surface beneath. ## Related comparisons - [Jinko Solar JKM505-54HL4M-BDV vs Jinko Solar JKM525-54HL4M-BDV](https://comparepv.com/compare/jinkosolar-jkm505-54hl4m-bdv/jinkosolar-jkm525-54hl4m-bdv) - 4 differences, the largest is module efficiency - [Jinko Solar JKM505-54HL4M-BDV vs Jinko Solar JKM520-54HL4M-BDV](https://comparepv.com/compare/jinkosolar-jkm505-54hl4m-bdv/jinkosolar-jkm520-54hl4m-bdv) - 3 differences, the largest is module efficiency - [Jinko Solar JKM505-54HL4M-BDV vs Jinko Solar JKM510-54HL4M-BDV](https://comparepv.com/compare/jinkosolar-jkm505-54hl4m-bdv/jinkosolar-jkm510-54hl4m-bdv) - One difference: module efficiency - [Jinko Solar JKM505-54HL4M-BDV vs Jinko Solar JKM500-54HL4M-BDV](https://comparepv.com/compare/jinkosolar-jkm505-54hl4m-bdv/jinkosolar-jkm500-54hl4m-bdv) - One difference: module efficiency - [Jinko Solar JKM505-54HL4M-BDV vs Jinko Solar JKM495-54HL4M-BDV](https://comparepv.com/compare/jinkosolar-jkm505-54hl4m-bdv/jinkosolar-jkm495-54hl4m-bdv) - 3 differences, the largest is module efficiency - [Jinko Solar JKM505-54HL4M-BDV vs Jinko Solar JKM710-735N-66HL5-BDV-Z3-EU (735W bin)](https://comparepv.com/compare/jinkosolar-jkm505-54hl4m-bdv/jinkosolar-jkm710-735n-66hl5-bdv-z3-eu-735w-bin) - 13 differences, the largest is module efficiency --- Source: https://comparepv.com/compare/jinkosolar-jkm505-54hl4m-bdv/jinkosolar-jkm515-54hl4m-bdv 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.