--- title: "Huasun RS715S89-132GANT vs Huasun RS720S9-132GANT - Solar Panel Comparison | ComparePV" description: "Compare Huasun RS715S89-132GANT vs Huasun RS720S9-132GANT side by side: what actually differs, output when it is hot, thirty-year production, and the full specification." source: "https://comparepv.com/compare/huasun-rs715s89-132gant/huasun-rs720s9-132gant" updated: 2026-09-11 --- # Huasun RS715S89-132GANT vs Huasun RS720S9-132GANT One difference, none of them an advantage The largest is cell technology: HJT vs TOPCon. 18 of 19 comparable parameters are identical. ## The two panels | Attribute | A | B | | --- | --- | --- | | Panel | [Huasun RS715S89-132GANT](https://comparepv.com/panel/huasun-rs715s89-132gant) | [Huasun RS720S9-132GANT](https://comparepv.com/panel/huasun-rs720s9-132gant) | | Manufacturer | Huasun | Huasun | | Power | 715 Wp | 720 Wp | | Efficiency | 23.02 % | 23.18 % | | Technology | HJT | TOPCon | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | RS715S89-132GANT | RS720S9-132GANT | Difference | | --- | --- | --- | --- | | Cell technology | HJT | TOPCon | HJT vs TOPCon | ## Every compared parameter | Parameter | RS715S89-132GANT | RS720S9-132GANT | | --- | --- | --- | | Rated power | 715 Wp | 720 Wp | | Module efficiency | 23.02 % | 23.18 % | | Power density | 230.2 Wp/m² | 231.8 Wp/m² | | Open-circuit voltage | 47.83 V | 48.02 V | | Voltage at max power | 39.90 V | 40.09 V | | Short-circuit current | 19.04 A | 19.09 A | | Current at max power | 17.92 A | 17.96 A | | Temperature coefficient | -0.310 %/°C | -0.310 %/°C | | Dimensions | 2384x1303x35 mm | 2384x1303x35 mm | | Module area | 3.106 m² | 3.106 m² | | Weight | 38.0 kg | 38.0 kg | | Weight per kWp | 53.1 kg/kWp | 52.8 kg/kWp | | Product warranty | 15 yrs | 15 yrs | | Performance warranty | 30 yrs | 30 yrs | | Annual degradation | 0.40 %/yr | 0.40 %/yr | | Cell technology | HJT | TOPCon | | Cell type | Monocrystalline | Monocrystalline | | Cell count | 132 | 132 | | Bifacial | Yes | Yes | ## Thirty-year yield Declared annual degradation, with a 1.0% first-year loss assumed for both panels because at least one datasheet omits it, at 1,200 kWh/kWp a year Same temp coeff. for both panels (-0.310 %/°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, RS715S89-132GANT:** 23,990 kWh - **Cumulative output, RS720S9-132GANT:** 24,157 kWh - **Gap:** 167 kWh ## Output when hot | Condition | Cell temperature | RS715S89-132GANT | RS720S9-132GANT | Retained | | --- | --- | --- | --- | --- | | Standard test conditions | 25 °C | 715 W | 720 W | 100.0% of rated power | | Cool, bright day | 40 °C | 682 W | 687 W | 95.3% of rated power | | Typical summer roof | 55 °C | 649 W | 653 W | 90.7% of rated power | | Hot roof | 70 °C | 615 W | 620 W | 86.0% of rated power | ## Against the whole database | Measure | RS715S89-132GANT | RS720S9-132GANT | Out of | Note | | --- | --- | --- | --- | --- | | Efficiency | #1,797 | #1,424 | 14,005 | RS720S9-132GANT leads by 373 places | | Power density | #2,018 | #1,347 | 14,005 | RS720S9-132GANT leads by 671 places | | Heat behaviour | #8,005 | #8,005 | 14,005 | Tied - the same position in the database | | Weight | #6,946 | #6,459 | 14,005 | RS720S9-132GANT leads by 487 places | | Warranty | #21 | #21 | 14,005 | Tied - the same position in the database | | Overall | #450 | #354 | 14,005 | RS720S9-132GANT leads by 96 places | ## Questions ### Which panel is better: Huasun RS715S89-132GANT or Huasun RS720S9-132GANT? According to our database: **Huasun RS720S9-132GANT** has higher module efficiency (**23.18%** vs **23.02%**). See the full spec comparison and 30-year energy simulation above for a complete picture. ### What is the efficiency of Huasun RS715S89-132GANT and Huasun RS720S9-132GANT? **Huasun RS715S89-132GANT** has a module efficiency of **23.02%**, while **Huasun RS720S9-132GANT** is **23.18%**. Higher efficiency means more electricity from the same roof area - useful when space is limited. ### What cell technology does Huasun RS715S89-132GANT use vs Huasun RS720S9-132GANT? **Huasun RS715S89-132GANT** uses **HJT** cells; **Huasun RS720S9-132GANT** 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 Huasun RS715S89-132GANT and Huasun RS720S9-132GANT? **Huasun RS715S89-132GANT** has a **30 years** power warranty; **Huasun RS720S9-132GANT** 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 RS715S89-132GANT and Huasun RS720S9-132GANT bifacial panels? Both **Huasun RS715S89-132GANT** and **Huasun RS720S9-132GANT** 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 RS715S89-132GANT vs Huasun RS730S9-132GANT](https://comparepv.com/compare/huasun-rs715s89-132gant/huasun-rs730s9-132gant) - 4 differences, the largest is module efficiency - [Huasun RS715S89-132GANT vs Huasun RS725S9-132GANT](https://comparepv.com/compare/huasun-rs715s89-132gant/huasun-rs725s9-132gant) - 4 differences, the largest is module efficiency - [Huasun RS715S89-132GANT vs Huasun RS710S9-132GANT](https://comparepv.com/compare/huasun-rs715s89-132gant/huasun-rs710s9-132gant) - One difference: cell technology - [Huasun RS715S89-132GANT vs Huasun RS705S9-132GANT](https://comparepv.com/compare/huasun-rs715s89-132gant/huasun-rs705s9-132gant) - 4 differences, the largest is module efficiency - [Huasun RS715S89-132GANT vs Huasun HSN-210-B132DS730](https://comparepv.com/compare/huasun-rs715s89-132gant/huasun-hsn-210-b132ds730) - 9 differences, the largest is temperature coefficient - [Huasun RS715S89-132GANT vs Huasun HSN-210-B132DS725](https://comparepv.com/compare/huasun-rs715s89-132gant/huasun-hsn-210-b132ds725) - 9 differences, the largest is temperature coefficient --- Source: https://comparepv.com/compare/huasun-rs715s89-132gant/huasun-rs720s9-132gant 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.