--- title: "Lexron LEXRON 575W vs Lexron LEXRON 590W - Solar Panel Comparison | ComparePV" description: "Compare Lexron LEXRON 575W vs Lexron LEXRON 590W side by side: what actually differs, output when it is hot, thirty-year production, and the full specification." source: "https://comparepv.com/compare/lexron-lexron-575w/lexron-lexron-590w" updated: 2026-09-11 --- # Lexron LEXRON 575W vs Lexron LEXRON 590W 590W 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 | [Lexron LEXRON 575W](https://comparepv.com/panel/lexron-lexron-575w) | [Lexron LEXRON 590W](https://comparepv.com/panel/lexron-lexron-590w) | | Manufacturer | Lexron | Lexron | | Power | 575 Wp | 590 Wp | | Efficiency | 22.26 % | 22.84 % | | Technology | TOPCon | TOPCon | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | 575W | 590W | Difference | | --- | --- | --- | --- | | Module efficiency | 22.26 % | 22.84 % | +0.58 pp for 590W | | Power density | 222.6 Wp/m² | 228.4 Wp/m² | +5.8 Wp/m² for 590W | | Rated power | 575 Wp | 590 Wp | +15 W for 590W | ## Every compared parameter | Parameter | 575W | 590W | | --- | --- | --- | | Rated power | 575 Wp | 590 Wp | | Module efficiency | 22.26 % | 22.84 % | | Power density | 222.6 Wp/m² | 228.4 Wp/m² | | Open-circuit voltage | 51.12 V | 51.72 V | | Voltage at max power | 42.60 V | 43.10 V | | Short-circuit current | 14.24 A | 14.44 A | | Current at max power | 13.50 A | 13.69 A | | Temperature coefficient | -0.350 %/°C | -0.350 %/°C | | Dimensions | 2278x1134x35 mm | 2278x1134x35 mm | | Module area | 2.583 m² | 2.583 m² | | Weight | 28.0 kg | 28.0 kg | | Weight per kWp | 48.7 kg/kWp | 47.5 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 (-0.350 %/°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, 575W:** 19,292 kWh - **Cumulative output, 590W:** 19,796 kWh - **Gap:** 504 kWh ## Output when hot | Condition | Cell temperature | 575W | 590W | Retained | | --- | --- | --- | --- | --- | | Standard test conditions | 25 °C | 575 W | 590 W | 100.0% of rated power | | Cool, bright day | 40 °C | 545 W | 559 W | 94.8% of rated power | | Typical summer roof | 55 °C | 515 W | 528 W | 89.5% of rated power | | Hot roof | 70 °C | 484 W | 497 W | 84.2% of rated power | ## Against the whole database | Measure | 575W | 590W | Out of | Note | | --- | --- | --- | --- | --- | | Efficiency | #5,593 | #2,617 | 14,005 | 590W leads by 2,976 places | | Power density | #5,549 | #2,598 | 14,005 | 590W leads by 2,951 places | | Heat behaviour | #10,419 | #10,419 | 14,005 | Tied - the same position in the database | | Weight | #2,422 | #1,689 | 14,005 | 590W leads by 733 places | | Warranty | #21 | #21 | 14,005 | Tied - the same position in the database | | Overall | #4,838 | #3,653 | 14,005 | 590W leads by 1,185 places | ## Questions ### Which panel is better: Lexron LEXRON 575W or Lexron LEXRON 590W? According to our database: **Lexron LEXRON **590 W**** has higher module efficiency (**22.84%** vs **22.26%**). See the full spec comparison and 30-year energy simulation above for a complete picture. ### What is the efficiency of Lexron LEXRON 575W and Lexron LEXRON 590W? **Lexron LEXRON **575 W**** has a module efficiency of **22.26%**, while **Lexron LEXRON **590 W**** is **22.84%**. Higher efficiency means more electricity from the same roof area - useful when space is limited. ### What cell technology does Lexron LEXRON 575W use vs Lexron LEXRON 590W? **Lexron LEXRON **575 W**** uses **TOPCon** cells; **Lexron LEXRON **590 W**** 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 Lexron LEXRON 575W and Lexron LEXRON 590W? **Lexron LEXRON **575 W**** has a **30 years** power warranty; **Lexron LEXRON **590 W**** 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 - [Lexron LEXRON 575W vs Lexron LEXRON 600W](https://comparepv.com/compare/lexron-lexron-575w/lexron-lexron-600w) - 4 differences, the largest is module efficiency - [Lexron LEXRON 575W vs Lexron LEXRON 595W](https://comparepv.com/compare/lexron-lexron-575w/lexron-lexron-595w) - 3 differences, the largest is module efficiency - [Lexron LEXRON 575W vs Lexron LEXRON 585W](https://comparepv.com/compare/lexron-lexron-575w/lexron-lexron-585w) - 3 differences, the largest is module efficiency - [Lexron LEXRON 575W vs Lexron LEXRON 580W](https://comparepv.com/compare/lexron-lexron-575w/lexron-lexron-580w) - The same specification on paper - [Lexron LEXRON 575W vs Lexron 430W](https://comparepv.com/compare/lexron-lexron-575w/lexron-430w) - 12 differences, the largest is module efficiency - [Lexron LEXRON 575W vs Lexron 425W](https://comparepv.com/compare/lexron-lexron-575w/lexron-425w) - 12 differences, the largest is module efficiency --- Source: https://comparepv.com/compare/lexron-lexron-575w/lexron-lexron-590w 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.