--- title: "MY Solar MS740N-HJTGB vs PVolution PVN720-M12TCBB - Solar Panel Comparison | ComparePV" description: "Compare MY Solar MS740N-HJTGB vs PVolution PVN720-M12TCBB 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-ms740n-hjtgb/pvolution-pvn720-m12tcbb" updated: 2026-09-16 --- # MY Solar MS740N-HJTGB vs PVolution PVN720-M12TCBB MS740N-HJTGB leads on the differences that matter The largest is module efficiency: 0.64 pp more efficient. 14 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 MS740N-HJTGB](https://comparepv.com/panel/my-solar-ms740n-hjtgb) | [PVolution PVN720-M12TCBB](https://comparepv.com/panel/pvolution-pvn720-m12tcbb) | | Manufacturer | MY Solar | PVolution | | Power | 740 Wp | 720 Wp | | Efficiency | 23.82 % | 23.18 % | | Technology | HJT | HJT | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | MS740N-HJTGB | PVN720-M12TCBB | Difference | | --- | --- | --- | --- | | Module efficiency | 23.82 % | 23.18 % | +0.64 pp for MS740N-HJTGB | | Temperature coefficient | -0.240 %/°C | -0.260 %/°C | +0.020 %/°C for MS740N-HJTGB | | Power density | 238.2 Wp/m² | 231.8 Wp/m² | +6.4 Wp/m² for MS740N-HJTGB | | Rated power | 740 Wp | 720 Wp | +20 W for MS740N-HJTGB | ## Every compared parameter | Parameter | MS740N-HJTGB | PVN720-M12TCBB | | --- | --- | --- | | Rated power | 740 Wp | 720 Wp | | Module efficiency | 23.82 % | 23.18 % | | Power density | 238.2 Wp/m² | 231.8 Wp/m² | | Open-circuit voltage | 51.35 V | 50.74 V | | Voltage at max power | 43.25 V | 42.68 V | | Short-circuit current | 17.95 A | 17.67 A | | Current at max power | 17.13 A | 16.87 A | | Temperature coefficient | -0.240 %/°C | -0.260 %/°C | | Dimensions | 2384x1303x35 mm | 2384x1303x35 mm | | Module area | 3.106 m² | 3.106 m² | | Weight | 38.3 kg | 38.7 kg | | Weight per kWp | 51.8 kg/kWp | 53.8 kg/kWp | | Product warranty | 30 yrs | 30 yrs | | Performance warranty | 30 yrs | 30 yrs | | Annual degradation | - | 0.38 %/yr | | Cell technology | HJT | HJT | | 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, MS740N-HJTGB:** 24,828 kWh - **Cumulative output, PVN720-M12TCBB:** 24,157 kWh - **Gap:** 671 kWh ## Output when hot | Condition | Cell temperature | MS740N-HJTGB | PVN720-M12TCBB | Retained | | --- | --- | --- | --- | --- | | Standard test conditions | 25 °C | 740 W | 720 W | 100.0% of rated power | | Cool, bright day | 40 °C | 713 W | 692 W | 96.1% of rated power | | Typical summer roof | 55 °C | 687 W | 664 W | 92.2% of rated power | | Hot roof | 70 °C | 660 W | 636 W | 88.3% of rated power | ## Against the whole database | Measure | MS740N-HJTGB | PVN720-M12TCBB | Out of | Note | | --- | --- | --- | --- | --- | | Efficiency | #418 | #1,424 | 14,005 | MS740N-HJTGB leads by 1,006 places | | Power density | #431 | #1,347 | 14,005 | MS740N-HJTGB leads by 916 places | | Heat behaviour | #13 | #511 | 14,005 | MS740N-HJTGB leads by 498 places | | Weight | #5,125 | #7,805 | 14,005 | MS740N-HJTGB leads by 2,680 places | | Warranty | #21 | #21 | 14,005 | Tied - the same position in the database | | Overall | #3 | #25 | 14,005 | MS740N-HJTGB leads by 22 places | ## Questions ### Which panel is better: MY Solar MS740N-HJTGB or PVolution PVN720-M12TCBB? According to our database: **MY Solar MS740N-HJTGB** has higher module efficiency (**23.82%** vs **23.18%**); **MY Solar MS740N-HJTGB** tolerates heat better (temp coeff **-0.240%/°C** vs **-0.260%/°C**). See the full spec comparison and 30-year energy simulation above for a complete picture. ### What is the efficiency of MY Solar MS740N-HJTGB and PVolution PVN720-M12TCBB? **MY Solar MS740N-HJTGB** has a module efficiency of **23.82%**, while **PVolution PVN720-M12TCBB** is **23.18%**. Higher efficiency means more electricity from the same roof area - useful when space is limited. ### What cell technology does MY Solar MS740N-HJTGB use vs PVolution PVN720-M12TCBB? **MY Solar MS740N-HJTGB** uses **HJT** cells; **PVolution PVN720-M12TCBB** 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 MY Solar MS740N-HJTGB and PVolution PVN720-M12TCBB? **MY Solar MS740N-HJTGB** has a **30 years** power warranty; **PVolution PVN720-M12TCBB** 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 MS740N-HJTGB and PVolution PVN720-M12TCBB bifacial panels? Both **MY Solar MS740N-HJTGB** and **PVolution PVN720-M12TCBB** 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 MS740N-HJTGB vs MY Solar MS735N-HJTGB](https://comparepv.com/compare/my-solar-ms740n-hjtgb/my-solar-ms735n-hjtgb) - The same specification on paper - [MY Solar MS740N-HJTGB vs MY Solar MS730N-HJTGB](https://comparepv.com/compare/my-solar-ms740n-hjtgb/my-solar-ms730n-hjtgb) - 3 differences, the largest is module efficiency - [MY Solar MS740N-HJTGB vs MY Solar MS725N-HJTGB](https://comparepv.com/compare/my-solar-ms740n-hjtgb/my-solar-ms725n-hjtgb) - 3 differences, the largest is module efficiency - [PVolution PVN720-M12TCBB vs PVolution PVN715-M12TCBB](https://comparepv.com/compare/pvolution-pvn720-m12tcbb/pvolution-pvn715-m12tcbb) - The same specification on paper - [PVolution PVN720-M12TCBB vs PVolution PVN710-M12TCBB (TRION)](https://comparepv.com/compare/pvolution-pvn720-m12tcbb/pvolution-pvn710-m12tcbb-trion) - 3 differences, the largest is module efficiency - [PVolution PVN720-M12TCBB vs PVolution PVN705-M12TCBB (TRION)](https://comparepv.com/compare/pvolution-pvn720-m12tcbb/pvolution-pvn705-m12tcbb-trion) - 3 differences, the largest is module efficiency --- Source: https://comparepv.com/compare/my-solar-ms740n-hjtgb/pvolution-pvn720-m12tcbb 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.