--- title: "MY Solar MS735N-HJTGB vs Recom RCM-730-8DBNM - Solar Panel Comparison | ComparePV" description: "Compare MY Solar MS735N-HJTGB vs Recom RCM-730-8DBNM side by side: what actually differs, output when it is hot, thirty-year production, and the full specification." source: "https://comparepv.com/compare/my-solar-ms735n-hjtgb/recom-rcm-730-8dbnm" updated: 2026-09-11 --- # MY Solar MS735N-HJTGB vs Recom RCM-730-8DBNM MS735N-HJTGB leads on the differences that matter The largest is temperature coefficient: 0.050 %/°C better in heat. 11 of 18 comparable parameters are identical, with 1 more left out because at least one datasheet does not publish it. ## The two panels | Attribute | A | B | | --- | --- | --- | | Panel | [MY Solar MS735N-HJTGB](https://comparepv.com/panel/my-solar-ms735n-hjtgb) | [Recom RCM-730-8DBNM](https://comparepv.com/panel/recom-rcm-730-8dbnm) | | Manufacturer | MY Solar | Recom | | Power | 735 Wp | 730 Wp | | Efficiency | 23.66 % | 23.50 % | | Technology | HJT | TOPCon | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | MS735N-HJTGB | RCM-730-8DBNM | Difference | | --- | --- | --- | --- | | Temperature coefficient | -0.240 %/°C | -0.290 %/°C | +0.050 %/°C for MS735N-HJTGB | | Cell technology | HJT | TOPCon | HJT vs TOPCon | | Open-circuit voltage | 51.20 V | 49.59 V | 1.61 V apart | | Short-circuit current | 17.88 A | 18.64 A | 0.76 A apart | | Dimensions | 2384x1303x35 mm | 2384x1303x33 mm | 2384x1303x35 mm vs 2384x1303x33 mm | | Voltage at max power | 43.13 V | 41.44 V | 1.69 V apart | | Current at max power | 17.06 A | 17.62 A | 0.56 A apart | ## Every compared parameter | Parameter | MS735N-HJTGB | RCM-730-8DBNM | | --- | --- | --- | | Rated power | 735 Wp | 730 Wp | | Module efficiency | 23.66 % | 23.50 % | | Power density | 236.6 Wp/m² | 235.0 Wp/m² | | Open-circuit voltage | 51.20 V | 49.59 V | | Voltage at max power | 43.13 V | 41.44 V | | Short-circuit current | 17.88 A | 18.64 A | | Current at max power | 17.06 A | 17.62 A | | Temperature coefficient | -0.240 %/°C | -0.290 %/°C | | Dimensions | 2384x1303x35 mm | 2384x1303x33 mm | | Module area | 3.106 m² | 3.106 m² | | Weight | 38.3 kg | 37.8 kg | | Weight per kWp | 52.1 kg/kWp | 51.8 kg/kWp | | Product warranty | 30 yrs | 30 yrs | | Performance warranty | 30 yrs | 30 yrs | | Annual degradation | - | 0.40 %/yr | | Cell technology | HJT | 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 - **Cumulative output, MS735N-HJTGB:** 24,661 kWh - **Cumulative output, RCM-730-8DBNM:** 24,493 kWh - **Gap:** 168 kWh ## Output when hot | Condition | Cell temperature | MS735N-HJTGB | RCM-730-8DBNM | Retained | | --- | --- | --- | --- | --- | | Standard test conditions | 25 °C | 735 W | 730 W | 100.0% of rated power | | Cool, bright day | 40 °C | 709 W | 698 W | 95.7% of rated power | | Typical summer roof | 55 °C | 682 W | 666 W | 91.3% of rated power | | Hot roof | 70 °C | 656 W | 635 W | 87.0% of rated power | ## Against the whole database | Measure | MS735N-HJTGB | RCM-730-8DBNM | Out of | Note | | --- | --- | --- | --- | --- | | Efficiency | #602 | #716 | 14,005 | MS735N-HJTGB leads by 114 places | | Power density | #582 | #800 | 14,005 | MS735N-HJTGB leads by 218 places | | Heat behaviour | #13 | #2,165 | 14,005 | MS735N-HJTGB leads by 2,152 places | | Weight | #5,576 | #5,151 | 14,005 | RCM-730-8DBNM leads by 425 places | | Warranty | #21 | #21 | 14,005 | Tied - the same position in the database | | Overall | #5 | #8 | 14,005 | MS735N-HJTGB leads by 3 places | ## Questions ### Which panel is better: MY Solar MS735N-HJTGB or Recom RCM-730-8DBNM? According to our database: **MY Solar MS735N-HJTGB** has higher module efficiency (**23.66%** vs **23.50%**); **MY Solar MS735N-HJTGB** tolerates heat better (temp coeff **-0.240%/°C** vs **-0.290%/°C**). See the full spec comparison and 30-year energy simulation above for a complete picture. ### What is the efficiency of MY Solar MS735N-HJTGB and Recom RCM-730-8DBNM? **MY Solar MS735N-HJTGB** has a module efficiency of **23.66%**, while **Recom RCM-730-8DBNM** is **23.50%**. Higher efficiency means more electricity from the same roof area - useful when space is limited. ### What cell technology does MY Solar MS735N-HJTGB use vs Recom RCM-730-8DBNM? **MY Solar MS735N-HJTGB** uses **HJT** cells; **Recom RCM-730-8DBNM** 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 MY Solar MS735N-HJTGB and Recom RCM-730-8DBNM? **MY Solar MS735N-HJTGB** has a **30 years** power warranty; **Recom RCM-730-8DBNM** 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 MY Solar MS735N-HJTGB and Recom RCM-730-8DBNM bifacial panels? Both **MY Solar MS735N-HJTGB** and **Recom RCM-730-8DBNM** 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 - [MY Solar MS735N-HJTGB vs MY Solar MS740N-HJTGB](https://comparepv.com/compare/my-solar-ms735n-hjtgb/my-solar-ms740n-hjtgb) - The same specification on paper - [MY Solar MS735N-HJTGB vs MY Solar MS730N-HJTGB](https://comparepv.com/compare/my-solar-ms735n-hjtgb/my-solar-ms730n-hjtgb) - The same specification on paper - [MY Solar MS735N-HJTGB vs MY Solar MS725N-HJTGB](https://comparepv.com/compare/my-solar-ms735n-hjtgb/my-solar-ms725n-hjtgb) - 3 differences, the largest is module efficiency - [Recom RCM-730-8DBNM vs Recom RCM-725-8DBNM](https://comparepv.com/compare/recom-rcm-730-8dbnm/recom-rcm-725-8dbnm) - One difference: module efficiency - [Recom RCM-730-8DBNM vs Recom RCM-720-8DBNM](https://comparepv.com/compare/recom-rcm-730-8dbnm/recom-rcm-720-8dbnm) - 3 differences, the largest is module efficiency - [Recom RCM-730-8DBNM vs Recom RCM-715-8DBNM](https://comparepv.com/compare/recom-rcm-730-8dbnm/recom-rcm-715-8dbnm) - 3 differences, the largest is module efficiency --- Source: https://comparepv.com/compare/my-solar-ms735n-hjtgb/recom-rcm-730-8dbnm 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.