--- title: "Amerisolar AS-7M144N-HC-570 vs Amerisolar AS-7M144N-HC-585 - Solar Panel Comparison | ComparePV" description: "Compare Amerisolar AS-7M144N-HC-570 vs Amerisolar AS-7M144N-HC-585 side by side: what actually differs, output when it is hot, thirty-year production, and the full specification." source: "https://comparepv.com/compare/artsolar-as-7m144n-hc-570/artsolar-as-7m144n-hc-585" image: "https://comparepv.com/og/compare/panels/artsolar-as-7m144n-hc-570/artsolar-as-7m144n-hc-585.png" updated: 2026-09-11 --- # Amerisolar AS-7M144N-HC-570 vs Amerisolar AS-7M144N-HC-585 585 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 | [Amerisolar AS-7M144N-HC-570](https://comparepv.com/panel/artsolar-as-7m144n-hc-570) | [Amerisolar AS-7M144N-HC-585](https://comparepv.com/panel/artsolar-as-7m144n-hc-585) | | Manufacturer | Amerisolar | Amerisolar | | Power | 570 Wp | 585 Wp | | Efficiency | 22.06 % | 22.64 % | | Technology | TOPCon | TOPCon | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | 570 | 585 | Difference | | --- | --- | --- | --- | | Module efficiency | 22.06 % | 22.64 % | +0.58 pp for 585 | | Power density | 220.6 Wp/m² | 226.4 Wp/m² | +5.8 Wp/m² for 585 | | Rated power | 570 Wp | 585 Wp | +15 W for 585 | ## Every compared parameter | Parameter | 570 | 585 | | --- | --- | --- | | Rated power | 570 Wp | 585 Wp | | Module efficiency | 22.06 % | 22.64 % | | Power density | 220.6 Wp/m² | 226.4 Wp/m² | | Open-circuit voltage | 50.80 V | 51.40 V | | Voltage at max power | 42.60 V | 43.20 V | | Short-circuit current | 14.14 A | 14.29 A | | Current at max power | 13.39 A | 13.54 A | | Temperature coefficient | -0.300 %/°C | -0.300 %/°C | | Dimensions | 2279x1134x30 mm | 2279x1134x30 mm | | Module area | 2.584 m² | 2.584 m² | | Weight | 27.5 kg | 27.5 kg | | Weight per kWp | 48.2 kg/kWp | 47.0 kg/kWp | | Product warranty | 20 yrs | 20 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 (-0.300 %/°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, 570:** 19,125 kWh - **Cumulative output, 585:** 19,628 kWh - **Gap:** 503 kWh ## Output when hot | Condition | Cell temperature | 570 | 585 | Retained | | --- | --- | --- | --- | --- | | Standard test conditions | 25 °C | 570 W | 585 W | 100.0% of rated power | | Cool, bright day | 40 °C | 544 W | 559 W | 95.5% of rated power | | Typical summer roof | 55 °C | 519 W | 532 W | 91.0% of rated power | | Hot roof | 70 °C | 493 W | 506 W | 86.5% of rated power | ## Against the whole database | Measure | 570 | 585 | Out of | Note | | --- | --- | --- | --- | --- | | Efficiency | #6,268 | #3,657 | 14,129 | 585 leads by 2,611 places | | Power density | #6,221 | #3,689 | 14,129 | 585 leads by 2,532 places | | Heat behaviour | #6,152 | #6,152 | 14,129 | Tied - the same position in the database | | Weight | #2,135 | #1,470 | 14,129 | 585 leads by 665 places | | Warranty | #21 | #21 | 14,129 | Tied - the same position in the database | | Overall | #3,651 | #2,463 | 14,129 | 585 leads by 1,188 places | ## Questions ### Which panel is better: Amerisolar AS-7M144N-HC-570 or Amerisolar AS-7M144N-HC-585? According to our database: **Amerisolar AS-7M144N-HC-585** has higher module efficiency (**22.64%** vs **22.06%**). See the full spec comparison and 30-year energy simulation above for a complete picture. ### What is the efficiency of Amerisolar AS-7M144N-HC-570 and Amerisolar AS-7M144N-HC-585? **Amerisolar AS-7M144N-HC-570** has a module efficiency of **22.06%**, while **Amerisolar AS-7M144N-HC-585** is **22.64%**. Higher efficiency means more electricity from the same roof area - useful when space is limited. ### What cell technology does Amerisolar AS-7M144N-HC-570 use vs Amerisolar AS-7M144N-HC-585? **Amerisolar AS-7M144N-HC-570** uses **TOPCon** cells; **Amerisolar AS-7M144N-HC-585** 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 Amerisolar AS-7M144N-HC-570 and Amerisolar AS-7M144N-HC-585? **Amerisolar AS-7M144N-HC-570** has a **30 years** power warranty; **Amerisolar AS-7M144N-HC-585** 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 - [Amerisolar AS-7M144N-HC-570 vs Amerisolar AS-7M144N-HC-590](https://comparepv.com/compare/artsolar-as-7m144n-hc-570/artsolar-as-7m144n-hc-590) - 3 differences, the largest is module efficiency - [Amerisolar AS-7M144N-HC-570 vs Amerisolar AS-7M144N-HC-580](https://comparepv.com/compare/artsolar-as-7m144n-hc-570/artsolar-as-7m144n-hc-580) - 3 differences, the largest is module efficiency - [Amerisolar AS-7M144N-HC-570 vs Amerisolar AS-7M144N-HC-575](https://comparepv.com/compare/artsolar-as-7m144n-hc-570/artsolar-as-7m144n-hc-575) - The same specification on paper - [Amerisolar AS-7M144N-HC-570 vs Amerisolar AS-7M144N-HC-565](https://comparepv.com/compare/artsolar-as-7m144n-hc-570/artsolar-as-7m144n-hc-565) - One difference: module efficiency - [Amerisolar AS-7M144N-HC-570 vs Amerisolar AS-7M144N-HC-560](https://comparepv.com/compare/artsolar-as-7m144n-hc-570/artsolar-as-7m144n-hc-560) - 3 differences, the largest is module efficiency - [Amerisolar AS-7M144N-HC-570 vs Amerisolar AS-7M144-HC-550](https://comparepv.com/compare/artsolar-as-7m144n-hc-570/artsolar-as-7m144-hc-550) - 8 differences, the largest is temperature coefficient --- Source: https://comparepv.com/compare/artsolar-as-7m144n-hc-570/artsolar-as-7m144n-hc-585 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.