--- title: "Huasun HSN-210-B132DS705 vs Huasun HSN-210-B132DS720 - Solar Panel Comparison | ComparePV" description: "Compare Huasun HSN-210-B132DS705 vs Huasun HSN-210-B132DS720 side by side: what actually differs, output when it is hot, thirty-year production, and the full specification." source: "https://comparepv.com/compare/huasun-hsn-210-b132ds705/huasun-hsn-210-b132ds720" updated: 2026-09-11 --- # Huasun HSN-210-B132DS705 vs Huasun HSN-210-B132DS720 B132DS720 leads on the differences that matter The largest is module efficiency: 0.50 pp more efficient. 16 of 19 comparable parameters are identical. ## The two panels | Attribute | A | B | | --- | --- | --- | | Panel | [Huasun HSN-210-B132DS705](https://comparepv.com/panel/huasun-hsn-210-b132ds705) | [Huasun HSN-210-B132DS720](https://comparepv.com/panel/huasun-hsn-210-b132ds720) | | Manufacturer | Huasun | Huasun | | Power | 705 Wp | 720 Wp | | Efficiency | 22.70 % | 23.20 % | | Technology | HJT | HJT | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | B132DS705 | B132DS720 | Difference | | --- | --- | --- | --- | | Module efficiency | 22.70 % | 23.20 % | +0.50 pp for B132DS720 | | Power density | 227.0 Wp/m² | 231.8 Wp/m² | +4.8 Wp/m² for B132DS720 | | Rated power | 705 Wp | 720 Wp | +15 W for B132DS720 | ## Every compared parameter | Parameter | B132DS705 | B132DS720 | | --- | --- | --- | | Rated power | 705 Wp | 720 Wp | | Module efficiency | 22.70 % | 23.20 % | | Power density | 227.0 Wp/m² | 231.8 Wp/m² | | Open-circuit voltage | 49.87 V | 50.17 V | | Voltage at max power | 41.87 V | 42.14 V | | Short-circuit current | 17.90 A | 18.17 A | | Current at max power | 16.84 A | 17.10 A | | Temperature coefficient | -0.240 %/°C | -0.240 %/°C | | Dimensions | 2384x1303x35 mm | 2384x1303x35 mm | | Module area | 3.106 m² | 3.106 m² | | Weight | 37.8 kg | 37.8 kg | | Weight per kWp | 53.6 kg/kWp | 52.5 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, B132DS705:** 24,022 kWh - **Cumulative output, B132DS720:** 24,533 kWh - **Gap:** 511 kWh ## Output when hot | Condition | Cell temperature | B132DS705 | B132DS720 | Retained | | --- | --- | --- | --- | --- | | Standard test conditions | 25 °C | 705 W | 720 W | 100.0% of rated power | | Cool, bright day | 40 °C | 680 W | 694 W | 96.4% of rated power | | Typical summer roof | 55 °C | 654 W | 668 W | 92.8% of rated power | | Hot roof | 70 °C | 629 W | 642 W | 89.2% of rated power | ## Against the whole database | Measure | B132DS705 | B132DS720 | Out of | Note | | --- | --- | --- | --- | --- | | Efficiency | #3,307 | #1,306 | 14,005 | B132DS720 leads by 2,001 places | | Power density | #3,361 | #1,347 | 14,005 | B132DS720 leads by 2,014 places | | Heat behaviour | #13 | #13 | 14,005 | Tied - the same position in the database | | Weight | #7,628 | #6,043 | 14,005 | B132DS720 leads by 1,585 places | | Warranty | #21 | #21 | 14,005 | Tied - the same position in the database | | Overall | #747 | #339 | 14,005 | B132DS720 leads by 408 places | ## Questions ### Which panel is better: Huasun HSN-210-B132DS705 or Huasun HSN-210-B132DS720? According to our database: **Huasun HSN-210-B132DS720** has higher module efficiency (**23.20%** vs **22.70%**). See the full spec comparison and 30-year energy simulation above for a complete picture. ### What is the efficiency of Huasun HSN-210-B132DS705 and Huasun HSN-210-B132DS720? **Huasun HSN-210-B132DS705** has a module efficiency of **22.70%**, while **Huasun HSN-210-B132DS720** is **23.20%**. Higher efficiency means more electricity from the same roof area - useful when space is limited. ### What cell technology does Huasun HSN-210-B132DS705 use vs Huasun HSN-210-B132DS720? **Huasun HSN-210-B132DS705** uses **HJT** cells; **Huasun HSN-210-B132DS720** 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 Huasun HSN-210-B132DS705 and Huasun HSN-210-B132DS720? **Huasun HSN-210-B132DS705** has a **30 years** power warranty; **Huasun HSN-210-B132DS720** 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 Huasun HSN-210-B132DS705 and Huasun HSN-210-B132DS720 bifacial panels? Both **Huasun HSN-210-B132DS705** and **Huasun HSN-210-B132DS720** 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 - [Huasun HSN-210-B132DS705 vs Huasun HSN-210-B132DS730](https://comparepv.com/compare/huasun-hsn-210-b132ds705/huasun-hsn-210-b132ds730) - 3 differences, the largest is module efficiency - [Huasun HSN-210-B132DS705 vs Huasun HSN-210-B132DS725](https://comparepv.com/compare/huasun-hsn-210-b132ds705/huasun-hsn-210-b132ds725) - 3 differences, the largest is module efficiency - [Huasun HSN-210-B132DS705 vs Huasun HSN-210-B132DS715](https://comparepv.com/compare/huasun-hsn-210-b132ds705/huasun-hsn-210-b132ds715) - 3 differences, the largest is module efficiency - [Huasun HSN-210-B132DS705 vs Huasun HSN-210-B132DS710](https://comparepv.com/compare/huasun-hsn-210-b132ds705/huasun-hsn-210-b132ds710) - One difference: module efficiency - [Huasun HSN-210-B132DS705 vs Huasun HSN-210-B132DS700](https://comparepv.com/compare/huasun-hsn-210-b132ds705/huasun-hsn-210-b132ds700) - One difference: module efficiency - [Huasun HSN-210-B132DS705 vs Huasun RS730S9-132GANT](https://comparepv.com/compare/huasun-hsn-210-b132ds705/huasun-rs730s9-132gant) - 10 differences, the largest is module efficiency --- Source: https://comparepv.com/compare/huasun-hsn-210-b132ds705/huasun-hsn-210-b132ds720 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.