--- title: "Risen RSM132-8-700BHDG vs Risen RSM132-8-705BHDG - Solar Panel Comparison | ComparePV" description: "Compare Risen RSM132-8-700BHDG vs Risen RSM132-8-705BHDG side by side: what actually differs, output when it is hot, thirty-year production, and the full specification." source: "https://comparepv.com/compare/risen-energy-co-ltd-rsm132-8-700bhdg/risen-energy-co-ltd-rsm132-8-705bhdg" updated: 2026-09-11 --- # Risen RSM132-8-700BHDG vs Risen RSM132-8-705BHDG 705BHDG leads on the differences that matter The largest is module efficiency: 0.20 pp more efficient. 18 of 19 comparable parameters are identical. ## The two panels | Attribute | A | B | | --- | --- | --- | | Panel | [Risen RSM132-8-700BHDG](https://comparepv.com/panel/risen-energy-co-ltd-rsm132-8-700bhdg) | [Risen RSM132-8-705BHDG](https://comparepv.com/panel/risen-energy-co-ltd-rsm132-8-705bhdg) | | Manufacturer | Risen | Risen | | Power | 700 Wp | 705 Wp | | Efficiency | 22.50 % | 22.70 % | | Technology | HJT | HJT | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | 700BHDG | 705BHDG | Difference | | --- | --- | --- | --- | | Module efficiency | 22.50 % | 22.70 % | +0.20 pp for 705BHDG | ## Every compared parameter | Parameter | 700BHDG | 705BHDG | | --- | --- | --- | | Rated power | 700 Wp | 705 Wp | | Module efficiency | 22.50 % | 22.70 % | | Power density | 225.3 Wp/m² | 227.0 Wp/m² | | Open-circuit voltage | 49.83 V | 49.92 V | | Voltage at max power | 41.78 V | 41.86 V | | Short-circuit current | 17.82 A | 17.91 A | | Current at max power | 16.77 A | 16.86 A | | Temperature coefficient | -0.240 %/°C | -0.240 %/°C | | Dimensions | 2384x1303x30 mm | 2384x1303x30 mm | | Module area | 3.106 m² | 3.106 m² | | Weight | 35.0 kg | 35.0 kg | | Weight per kWp | 50.0 kg/kWp | 49.6 kg/kWp | | Product warranty | 15 yrs | 15 yrs | | Performance warranty | 30 yrs | 30 yrs | | Annual degradation | 0.30 %/yr | 0.30 %/yr | | Cell technology | HJT | HJT | | Cell type | Monocrystalline | Monocrystalline | | Cell count | 132 | 132 | | Bifacial | Yes | Yes | ## Thirty-year yield Each panel's own declared degradation curve, at 1,200 kWh/kWp a year Same temp coeff. for both panels (-0.240 %/°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, 700BHDG:** 23,852 kWh - **Cumulative output, 705BHDG:** 24,022 kWh - **Gap:** 170 kWh ## Output when hot | Condition | Cell temperature | 700BHDG | 705BHDG | Retained | | --- | --- | --- | --- | --- | | Standard test conditions | 25 °C | 700 W | 705 W | 100.0% of rated power | | Cool, bright day | 40 °C | 675 W | 680 W | 96.4% of rated power | | Typical summer roof | 55 °C | 650 W | 654 W | 92.8% of rated power | | Hot roof | 70 °C | 624 W | 629 W | 89.2% of rated power | ## Against the whole database | Measure | 700BHDG | 705BHDG | Out of | Note | | --- | --- | --- | --- | --- | | Efficiency | #4,222 | #3,307 | 14,005 | 705BHDG leads by 915 places | | Power density | #3,989 | #3,361 | 14,005 | 705BHDG leads by 628 places | | Heat behaviour | #13 | #13 | 14,005 | Tied - the same position in the database | | Weight | #3,317 | #3,189 | 14,005 | 705BHDG leads by 128 places | | Warranty | #21 | #21 | 14,005 | Tied - the same position in the database | | Overall | #912 | #721 | 14,005 | 705BHDG leads by 191 places | ## Questions ### Which panel is better: Risen RSM132-8-700BHDG or Risen RSM132-8-705BHDG? According to our database: **Risen RSM132-8-705BHDG** has higher module efficiency (**22.70%** vs **22.50%**). See the full spec comparison and 30-year energy simulation above for a complete picture. ### What is the efficiency of Risen RSM132-8-700BHDG and Risen RSM132-8-705BHDG? **Risen RSM132-8-700BHDG** has a module efficiency of **22.50%**, while **Risen RSM132-8-705BHDG** is **22.70%**. Higher efficiency means more electricity from the same roof area - useful when space is limited. ### What cell technology does Risen RSM132-8-700BHDG use vs Risen RSM132-8-705BHDG? **Risen RSM132-8-700BHDG** uses **HJT** cells; **Risen RSM132-8-705BHDG** uses **HJT**. 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 Risen RSM132-8-700BHDG and Risen RSM132-8-705BHDG? **Risen RSM132-8-700BHDG** has a **30 years** power warranty; **Risen RSM132-8-705BHDG** 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 Risen RSM132-8-700BHDG and Risen RSM132-8-705BHDG bifacial panels? Both **Risen RSM132-8-700BHDG** and **Risen RSM132-8-705BHDG** 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 - [Risen RSM132-8-700BHDG vs Risen RSM132-8-730BHDG](https://comparepv.com/compare/risen-energy-co-ltd-rsm132-8-700bhdg/risen-energy-co-ltd-rsm132-8-730bhdg) - 8 differences, the largest is module efficiency - [Risen RSM132-8-700BHDG vs Risen RSM132-8-725BHDG](https://comparepv.com/compare/risen-energy-co-ltd-rsm132-8-700bhdg/risen-energy-co-ltd-rsm132-8-725bhdg) - 6 differences, the largest is module efficiency - [Risen RSM132-8-700BHDG vs Risen RSM132-8-720BHDG](https://comparepv.com/compare/risen-energy-co-ltd-rsm132-8-700bhdg/risen-energy-co-ltd-rsm132-8-720bhdg) - 6 differences, the largest is module efficiency - [Risen RSM132-8-700BHDG vs Risen RSM132-8-715BHDG](https://comparepv.com/compare/risen-energy-co-ltd-rsm132-8-700bhdg/risen-energy-co-ltd-rsm132-8-715bhdg) - 3 differences, the largest is module efficiency - [Risen RSM132-8-700BHDG vs Risen RSM132-8-710BHDG](https://comparepv.com/compare/risen-energy-co-ltd-rsm132-8-700bhdg/risen-energy-co-ltd-rsm132-8-710bhdg) - 3 differences, the largest is module efficiency - [Risen RSM132-8-700BHDG vs Risen RSM132-8-695BHDG](https://comparepv.com/compare/risen-energy-co-ltd-rsm132-8-700bhdg/risen-rsm132-8-695bhdg) - The same specification on paper --- Source: https://comparepv.com/compare/risen-energy-co-ltd-rsm132-8-700bhdg/risen-energy-co-ltd-rsm132-8-705bhdg 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.