--- title: "Mysolar USA MS680N-DHBG vs Mysolar USA MS685N-DHBG - Solar Panel Comparison | ComparePV" description: "Compare Mysolar USA MS680N-DHBG vs Mysolar USA MS685N-DHBG side by side: what actually differs, output when it is hot, thirty-year production, and the full specification." source: "https://comparepv.com/compare/mysolar-usa-ms680n-dhbg/mysolar-usa-ms685n-dhbg" updated: 2026-09-11 --- # Mysolar USA MS680N-DHBG vs Mysolar USA MS685N-DHBG Identical on every published parameter All 18 comparable parameters agree, with 1 more left out because at least one datasheet does not publish it. Two records this alike are usually one panel sold under two names, or two bins of the same production line - decide on price and on who you would rather buy from. ## The two panels | Attribute | A | B | | --- | --- | --- | | Panel | [Mysolar USA MS680N-DHBG](https://comparepv.com/panel/mysolar-usa-ms680n-dhbg) | [Mysolar USA MS685N-DHBG](https://comparepv.com/panel/mysolar-usa-ms685n-dhbg) | | Manufacturer | Mysolar USA | Mysolar USA | | Power | 680 Wp | 685 Wp | | Efficiency | 21.89 % | 22.05 % | | Technology | TOPCon | TOPCon | ## Every compared parameter | Parameter | MS680N-DHBG | MS685N-DHBG | | --- | --- | --- | | Rated power | 680 Wp | 685 Wp | | Module efficiency | 21.89 % | 22.05 % | | Power density | 218.9 Wp/m² | 220.5 Wp/m² | | Open-circuit voltage | 47.90 V | 48.13 V | | Voltage at max power | 39.92 V | 40.12 V | | Short-circuit current | 17.80 A | 17.84 A | | Current at max power | 17.05 A | 17.09 A | | Temperature coefficient | -0.300 %/°C | -0.300 %/°C | | Dimensions | 2384x1303x33 mm | 2384x1303x33 mm | | Module area | 3.106 m² | 3.106 m² | | Weight | 38.5 kg | 38.5 kg | | Weight per kWp | 56.6 kg/kWp | 56.2 kg/kWp | | Product warranty | 25 yrs | 25 yrs | | Performance warranty | 30 yrs | 30 yrs | | Annual degradation | - | - | | Cell technology | TOPCon | TOPCon | | Cell type | Monocrystalline | Monocrystalline | | Cell count | 132 | 132 | | Bifacial | Yes | Yes | ## Thirty-year yield A 1.0% first-year loss then 0.40% a year, assumed for both panels, 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, MS680N-DHBG:** 22,815 kWh - **Cumulative output, MS685N-DHBG:** 22,983 kWh - **Gap:** 168 kWh ## Output when hot | Condition | Cell temperature | MS680N-DHBG | MS685N-DHBG | Retained | | --- | --- | --- | --- | --- | | Standard test conditions | 25 °C | 680 W | 685 W | 100.0% of rated power | | Cool, bright day | 40 °C | 649 W | 654 W | 95.5% of rated power | | Typical summer roof | 55 °C | 619 W | 623 W | 91.0% of rated power | | Hot roof | 70 °C | 588 W | 593 W | 86.5% of rated power | ## Against the whole database | Measure | MS680N-DHBG | MS685N-DHBG | Out of | Note | | --- | --- | --- | --- | --- | | Efficiency | #6,882 | #6,233 | 14,005 | MS685N-DHBG leads by 649 places | | Power density | #6,804 | #6,208 | 14,005 | MS685N-DHBG leads by 596 places | | Heat behaviour | #6,093 | #6,093 | 14,005 | Tied - the same position in the database | | Weight | #10,746 | #10,487 | 14,005 | MS685N-DHBG leads by 259 places | | Warranty | #21 | #21 | 14,005 | Tied - the same position in the database | | Overall | #638 | #497 | 14,005 | MS685N-DHBG leads by 141 places | ## Questions ### Which panel is better: Mysolar USA MS680N-DHBG or Mysolar USA MS685N-DHBG? According to our database: **Mysolar USA MS685N-DHBG** has higher module efficiency (**22.05%** vs **21.89%**). See the full spec comparison and 30-year energy simulation above for a complete picture. ### What is the efficiency of Mysolar USA MS680N-DHBG and Mysolar USA MS685N-DHBG? **Mysolar USA MS680N-DHBG** has a module efficiency of **21.89%**, while **Mysolar USA MS685N-DHBG** is **22.05%**. Higher efficiency means more electricity from the same roof area - useful when space is limited. ### What cell technology does Mysolar USA MS680N-DHBG use vs Mysolar USA MS685N-DHBG? **Mysolar USA MS680N-DHBG** uses **TOPCon** cells; **Mysolar USA MS685N-DHBG** 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 Mysolar USA MS680N-DHBG and Mysolar USA MS685N-DHBG? **Mysolar USA MS680N-DHBG** has a **30 years** power warranty; **Mysolar USA MS685N-DHBG** 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 Mysolar USA MS680N-DHBG and Mysolar USA MS685N-DHBG bifacial panels? Both **Mysolar USA MS680N-DHBG** and **Mysolar USA MS685N-DHBG** 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 - [Mysolar USA MS680N-DHBG vs Mysolar USA MS700N-DHBG](https://comparepv.com/compare/mysolar-usa-ms680n-dhbg/mysolar-usa-ms700n-dhbg) - 3 differences, the largest is module efficiency - [Mysolar USA MS680N-DHBG vs Mysolar USA MS695N-DHBG](https://comparepv.com/compare/mysolar-usa-ms680n-dhbg/mysolar-usa-ms695n-dhbg) - 3 differences, the largest is module efficiency - [Mysolar USA MS680N-DHBG vs Mysolar USA MS690N-DHBG](https://comparepv.com/compare/mysolar-usa-ms680n-dhbg/mysolar-usa-ms690n-dhbg) - 3 differences, the largest is module efficiency - [Mysolar USA MS680N-DHBG vs Mysolar USA MS720N-HJTGB](https://comparepv.com/compare/mysolar-usa-ms680n-dhbg/mysolar-usa-ms720n-hjtgb) - 10 differences, the largest is module efficiency - [Mysolar USA MS680N-DHBG vs Mysolar USA MS715N-HJTGB](https://comparepv.com/compare/mysolar-usa-ms680n-dhbg/mysolar-usa-ms715n-hjtgb) - 10 differences, the largest is module efficiency - [Mysolar USA MS680N-DHBG vs Mysolar USA MS710N-HJTGB](https://comparepv.com/compare/mysolar-usa-ms680n-dhbg/mysolar-usa-ms710n-hjtgb) - 9 differences, the largest is module efficiency --- Source: https://comparepv.com/compare/mysolar-usa-ms680n-dhbg/mysolar-usa-ms685n-dhbg 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.