--- title: "Jinko Solar JKM590N-72HL4-(V) vs Jinko Solar JKM605N-72HL4-(V) - Solar Panel Comparison | ComparePV" description: "Compare Jinko Solar JKM590N-72HL4-(V) vs Jinko Solar JKM605N-72HL4-(V) side by side: what actually differs, output when it is hot, thirty-year production, and the full specification." source: "https://comparepv.com/compare/jinkosolar-jkm590n-72hl4-v/jinkosolar-jkm605n-72hl4-v" image: "https://comparepv.com/og/compare/panels/jinkosolar-jkm590n-72hl4-v/jinkosolar-jkm605n-72hl4-v.png" updated: 2026-09-11 --- # Jinko Solar JKM590N-72HL4-(V) vs Jinko Solar JKM605N-72HL4-(V) JKM605N-72HL4-(V) leads on the differences that matter The largest is module efficiency: 0.58 pp more efficient. 16 of 19 comparable parameters are identical. ## The two panels | Attribute | A | B | | --- | --- | --- | | Panel | [Jinko Solar JKM590N-72HL4-(V)](https://comparepv.com/panel/jinkosolar-jkm590n-72hl4-v) | [Jinko Solar JKM605N-72HL4-(V)](https://comparepv.com/panel/jinkosolar-jkm605n-72hl4-v) | | Manufacturer | Jinko Solar | Jinko Solar | | Power | 590 Wp | 605 Wp | | Efficiency | 22.84 % | 23.42 % | | Technology | TOPCon | TOPCon | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | JKM590N-72HL4-(V) | JKM605N-72HL4-(V) | Difference | | --- | --- | --- | --- | | Module efficiency | 22.84 % | 23.42 % | +0.58 pp for JKM605N-72HL4-(V) | | Power density | 228.4 Wp/m² | 234.2 Wp/m² | +5.8 Wp/m² for JKM605N-72HL4-(V) | | Rated power | 590 Wp | 605 Wp | +15 W for JKM605N-72HL4-(V) | ## Every compared parameter | Parameter | JKM590N-72HL4-(V) | JKM605N-72HL4-(V) | | --- | --- | --- | | Rated power | 590 Wp | 605 Wp | | Module efficiency | 22.84 % | 23.42 % | | Power density | 228.4 Wp/m² | 234.2 Wp/m² | | Open-circuit voltage | 52.63 V | 53.11 V | | Voltage at max power | 43.71 V | 44.23 V | | Short-circuit current | 14.13 A | 14.31 A | | Current at max power | 13.50 A | 13.68 A | | Temperature coefficient | -0.290 %/°C | -0.290 %/°C | | Dimensions | 2278x1134x30 mm | 2278x1134x30 mm | | Module area | 2.583 m² | 2.583 m² | | Weight | 27.0 kg | 27.0 kg | | Weight per kWp | 45.8 kg/kWp | 44.6 kg/kWp | | Product warranty | 12 yrs | 12 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 | 144 | 144 | | 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 (-0.290 %/°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, JKM590N-72HL4-(V):** 19,796 kWh - **Cumulative output, JKM605N-72HL4-(V):** 20,299 kWh - **Gap:** 503 kWh ## Output when hot | Condition | Cell temperature | JKM590N-72HL4-(V) | JKM605N-72HL4-(V) | Retained | | --- | --- | --- | --- | --- | | Standard test conditions | 25 °C | 590 W | 605 W | 100.0% of rated power | | Cool, bright day | 40 °C | 564 W | 579 W | 95.7% of rated power | | Typical summer roof | 55 °C | 539 W | 552 W | 91.3% of rated power | | Hot roof | 70 °C | 513 W | 526 W | 87.0% of rated power | ## Against the whole database | Measure | JKM590N-72HL4-(V) | JKM605N-72HL4-(V) | Out of | Note | | --- | --- | --- | --- | --- | | Efficiency | #2,672 | #902 | 14,129 | JKM605N-72HL4-(V) leads by 1,770 places | | Power density | #2,653 | #900 | 14,129 | JKM605N-72HL4-(V) leads by 1,753 places | | Heat behaviour | #2,220 | #2,220 | 14,129 | Tied - the same position in the database | | Weight | #872 | #490 | 14,129 | JKM605N-72HL4-(V) leads by 382 places | | Warranty | #21 | #21 | 14,129 | Tied - the same position in the database | | Overall | #3,665 | #2,476 | 14,129 | JKM605N-72HL4-(V) leads by 1,189 places | ## Questions ### Which panel is better: Jinko Solar JKM590N-72HL4-(V) or Jinko Solar JKM605N-72HL4-(V)? According to our database: **Jinko Solar JKM605N-72HL4-(V)** has higher module efficiency (**23.42%** vs **22.84%**). See the full spec comparison and 30-year energy simulation above for a complete picture. ### What is the efficiency of Jinko Solar JKM590N-72HL4-(V) and Jinko Solar JKM605N-72HL4-(V)? **Jinko Solar JKM590N-72HL4-(V)** has a module efficiency of **22.84%**, while **Jinko Solar JKM605N-72HL4-(V)** is **23.42%**. Higher efficiency means more electricity from the same roof area - useful when space is limited. ### What cell technology does Jinko Solar JKM590N-72HL4-(V) use vs Jinko Solar JKM605N-72HL4-(V)? **Jinko Solar JKM590N-72HL4-(V)** uses **TOPCon** cells; **Jinko Solar JKM605N-72HL4-(V)** 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 JKM590N-72HL4-(V) and Jinko Solar JKM605N-72HL4-(V)? **Jinko Solar JKM590N-72HL4-(V)** has a **30 years** power warranty; **Jinko Solar JKM605N-72HL4-(V)** 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 - [Jinko Solar JKM590N-72HL4-(V) vs Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (635W variant)](https://comparepv.com/compare/jinkosolar-jkm590n-72hl4-v/jinkosolar-jkm615-635n-78hl4-v-f6-en-635w-variant) - 8 differences, the largest is rated power - [Jinko Solar JKM590N-72HL4-(V) vs Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (630W variant)](https://comparepv.com/compare/jinkosolar-jkm590n-72hl4-v/jinkosolar-jkm615-635n-78hl4-v-f6-en-630w-variant) - 10 differences, the largest is rated power - [Jinko Solar JKM590N-72HL4-(V) vs Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (625W variant)](https://comparepv.com/compare/jinkosolar-jkm590n-72hl4-v/jinkosolar-jkm615-635n-78hl4-v-f6-en-625w-variant) - 10 differences, the largest is rated power - [Jinko Solar JKM590N-72HL4-(V) vs Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (620W variant)](https://comparepv.com/compare/jinkosolar-jkm590n-72hl4-v/jinkosolar-jkm615-635n-78hl4-v-f6-en-620w-variant) - 10 differences, the largest is module efficiency - [Jinko Solar JKM590N-72HL4-(V) vs Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (615W variant)](https://comparepv.com/compare/jinkosolar-jkm590n-72hl4-v/jinkosolar-jkm615-635n-78hl4-v-f6-en-615w-variant) - 11 differences, the largest is module efficiency - [Jinko Solar JKM590N-72HL4-(V) vs Jinko Solar JKM600N-72HL4-(V)](https://comparepv.com/compare/jinkosolar-jkm590n-72hl4-v/jinkosolar-jkm600n-72hl4-v) - 3 differences, the largest is module efficiency --- Source: https://comparepv.com/compare/jinkosolar-jkm590n-72hl4-v/jinkosolar-jkm605n-72hl4-v 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.