--- title: "Jinko Solar JKM425N-54HL4R-B vs Jinko Solar JKM495-54HL4M-BDV - Solar Panel Comparison | ComparePV" description: "Compare Jinko Solar JKM425N-54HL4R-B vs Jinko Solar JKM495-54HL4M-BDV side by side: what actually differs, output when it is hot, thirty-year production, and the full specification." source: "https://comparepv.com/compare/jinko-solar-jkm425n-54hl4r-b/jinkosolar-jkm495-54hl4m-bdv" image: "https://comparepv.com/og/compare/panels/jinko-solar-jkm425n-54hl4r-b/jinkosolar-jkm495-54hl4m-bdv.png" updated: 2026-10-19 --- # Jinko Solar JKM425N-54HL4R-B vs Jinko Solar JKM495-54HL4M-BDV JKM495-54HL4M-BDV leads on the differences that matter The largest is module efficiency: 0.99 pp more efficient. 5 of 19 comparable parameters are identical. ## The two panels | Attribute | A | B | | --- | --- | --- | | Panel | [Jinko Solar JKM425N-54HL4R-B](https://comparepv.com/panel/jinko-solar-jkm425n-54hl4r-b) | [Jinko Solar JKM495-54HL4M-BDV](https://comparepv.com/panel/jinkosolar-jkm495-54hl4m-bdv) | | Manufacturer | Jinko Solar | Jinko Solar | | Power | 425 Wp | 495 Wp | | Efficiency | 21.27 % | 22.26 % | | Technology | N-type | TOPCon | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | JKM425N-54HL4R-B | JKM495-54HL4M-BDV | Difference | | --- | --- | --- | --- | | Module efficiency | 21.27 % | 22.26 % | +0.99 pp for JKM495-54HL4M-BDV | | Rated power | 425 Wp | 495 Wp | +70 W for JKM495-54HL4M-BDV | | Power density | 212.7 Wp/m² | 222.6 Wp/m² | +9.9 Wp/m² for JKM495-54HL4M-BDV | | Weight | 22.0 kg | 27.0 kg | -5.0 kg for JKM425N-54HL4R-B | | Product warranty | 25 yrs | 15 yrs | +10 yrs for JKM425N-54HL4R-B | | Short-circuit current | 13.58 A | 15.58 A | 2.00 A apart | | Module area | 1.998 m² | 2.224 m² | 0.226 m² apart | | Cell technology | N-type | TOPCon | N-type vs TOPCon | | Weight per kWp | 51.8 kg/kWp | 54.5 kg/kWp | -2.8 kg/kWp for JKM425N-54HL4R-B | | Current at max power | 13.13 A | 14.68 A | 1.55 A apart | | Bifacial | No | Yes | No vs Yes | | Open-circuit voltage | 38.95 V | 40.21 V | 1.26 V apart | | Dimensions | 1762x1134x30 mm | 1961x1134x30 mm | 1762x1134x30 mm vs 1961x1134x30 mm | | Voltage at max power | 32.37 V | 33.72 V | 1.35 V apart | ## Every compared parameter | Parameter | JKM425N-54HL4R-B | JKM495-54HL4M-BDV | | --- | --- | --- | | Rated power | 425 Wp | 495 Wp | | Module efficiency | 21.27 % | 22.26 % | | Power density | 212.7 Wp/m² | 222.6 Wp/m² | | Open-circuit voltage | 38.95 V | 40.21 V | | Voltage at max power | 32.37 V | 33.72 V | | Short-circuit current | 13.58 A | 15.58 A | | Current at max power | 13.13 A | 14.68 A | | Temperature coefficient | -0.290 %/°C | -0.290 %/°C | | Dimensions | 1762x1134x30 mm | 1961x1134x30 mm | | Module area | 1.998 m² | 2.224 m² | | Weight | 22.0 kg | 27.0 kg | | Weight per kWp | 51.8 kg/kWp | 54.5 kg/kWp | | Product warranty | 25 yrs | 15 yrs | | Performance warranty | 30 yrs | 30 yrs | | Annual degradation | 0.40 %/yr | 0.40 %/yr | | Cell technology | N-type | TOPCon | | Cell type | Monocrystalline | Monocrystalline | | Cell count | 108 | 108 | | Bifacial | No | 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, JKM425N-54HL4R-B:** 14,260 kWh - **Cumulative output, JKM495-54HL4M-BDV:** 16,608 kWh - **Gap:** 2,348 kWh ## Output when hot | Condition | Cell temperature | JKM425N-54HL4R-B | JKM495-54HL4M-BDV | Retained | | --- | --- | --- | --- | --- | | Standard test conditions | 25 °C | 425 W | 495 W | 100.0% of rated power | | Cool, bright day | 40 °C | 407 W | 473 W | 95.7% of rated power | | Typical summer roof | 55 °C | 388 W | 452 W | 91.3% of rated power | | Hot roof | 70 °C | 370 W | 430 W | 87.0% of rated power | ## Against the whole database | Measure | JKM425N-54HL4R-B | JKM495-54HL4M-BDV | Out of | Note | | --- | --- | --- | --- | --- | | Efficiency | #8,918 | #5,656 | 14,129 | JKM495-54HL4M-BDV leads by 3,262 places | | Power density | #8,800 | #5,584 | 14,129 | JKM495-54HL4M-BDV leads by 3,216 places | | Heat behaviour | #2,220 | #2,220 | 14,129 | Tied - the same position in the database | | Weight | #5,163 | #8,953 | 14,129 | JKM425N-54HL4R-B leads by 3,790 places | | Warranty | #21 | #21 | 14,129 | Tied - the same position in the database | | Overall | #8,718 | #7,191 | 14,129 | JKM495-54HL4M-BDV leads by 1,527 places | ## Questions ### Which panel is better: Jinko Solar JKM425N-54HL4R-B or Jinko Solar JKM495-54HL4M-BDV? According to our database: **Jinko Solar JKM495-54HL4M-BDV** has higher module efficiency (**22.26%** vs **21.27%**). See the full spec comparison and 30-year energy simulation above for a complete picture. ### What is the efficiency of Jinko Solar JKM425N-54HL4R-B and Jinko Solar JKM495-54HL4M-BDV? **Jinko Solar JKM425N-54HL4R-B** has a module efficiency of **21.27%**, while **Jinko Solar JKM495-54HL4M-BDV** is **22.26%**. Higher efficiency means more electricity from the same roof area - useful when space is limited. ### What cell technology does Jinko Solar JKM425N-54HL4R-B use vs Jinko Solar JKM495-54HL4M-BDV? **Jinko Solar JKM425N-54HL4R-B** uses **N-type** cells; **Jinko Solar JKM495-54HL4M-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 JKM425N-54HL4R-B and Jinko Solar JKM495-54HL4M-BDV? **Jinko Solar JKM425N-54HL4R-B** has a **30 years** power warranty; **Jinko Solar JKM495-54HL4M-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 JKM425N-54HL4R-B and Jinko Solar JKM495-54HL4M-BDV bifacial panels? **Jinko Solar JKM495-54HL4M-BDV** is bifacial (captures light from both faces); **Jinko Solar JKM425N-54HL4R-B** is monofacial. Bifacial panels work best on ground mounts or raised structures with a light-coloured surface underneath. ## Related comparisons - [Jinko Solar JKM425N-54HL4R-B vs Jinko Solar JKM525-54HL4M-BDV](https://comparepv.com/compare/jinko-solar-jkm425n-54hl4r-b/jinkosolar-jkm525-54hl4m-bdv) - 13 differences, the largest is module efficiency - [Jinko Solar JKM425N-54HL4R-B vs Jinko Solar JKM520-54HL4M-BDV](https://comparepv.com/compare/jinko-solar-jkm425n-54hl4r-b/jinkosolar-jkm520-54hl4m-bdv) - 13 differences, the largest is module efficiency - [Jinko Solar JKM425N-54HL4R-B vs Jinko Solar JKM515-54HL4M-BDV](https://comparepv.com/compare/jinko-solar-jkm425n-54hl4r-b/jinkosolar-jkm515-54hl4m-bdv) - 13 differences, the largest is module efficiency - [Jinko Solar JKM425N-54HL4R-B vs Jinko Solar JKM510-54HL4M-BDV](https://comparepv.com/compare/jinko-solar-jkm425n-54hl4r-b/jinkosolar-jkm510-54hl4m-bdv) - 13 differences, the largest is module efficiency - [Jinko Solar JKM425N-54HL4R-B vs Jinko Solar JKM505-54HL4M-BDV](https://comparepv.com/compare/jinko-solar-jkm425n-54hl4r-b/jinkosolar-jkm505-54hl4m-bdv) - 13 differences, the largest is module efficiency - [Jinko Solar JKM425N-54HL4R-B vs Jinko Solar JKM500-54HL4M-BDV](https://comparepv.com/compare/jinko-solar-jkm425n-54hl4r-b/jinkosolar-jkm500-54hl4m-bdv) - 14 differences, the largest is module efficiency --- Source: https://comparepv.com/compare/jinko-solar-jkm425n-54hl4r-b/jinkosolar-jkm495-54hl4m-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.