--- title: "Axitec AC-445TGB/108WB vs Axitec AC-705TGB/132TS - Solar Panel Comparison | ComparePV" description: "Compare Axitec AC-445TGB/108WB vs Axitec AC-705TGB/132TS side by side: what actually differs, output when it is hot, thirty-year production, and the full specification." source: "https://comparepv.com/compare/axitec-ac-445tgb-108wb/axitec-ac-705tgb-132ts" image: "https://comparepv.com/og/compare/panels/axitec-ac-445tgb-108wb/axitec-ac-705tgb-132ts.png" updated: 2026-09-11 --- # Axitec AC-445TGB/108WB vs Axitec AC-705TGB/132TS 705TGB/132TS leads on the differences that matter The largest is module efficiency: 0.90 pp more efficient. 7 of 19 comparable parameters are identical. ## The two panels | Attribute | A | B | | --- | --- | --- | | Panel | [Axitec AC-445TGB/108WB](https://comparepv.com/panel/axitec-ac-445tgb-108wb) | [Axitec AC-705TGB/132TS](https://comparepv.com/panel/axitec-ac-705tgb-132ts) | | Manufacturer | Axitec | Axitec | | Power | 445 Wp | 705 Wp | | Efficiency | 21.80 % | 22.70 % | | Technology | TOPCon | TOPCon | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | 445TGB/108WB | 705TGB/132TS | Difference | | --- | --- | --- | --- | | Module efficiency | 21.80 % | 22.70 % | +0.90 pp for 705TGB/132TS | | Rated power | 445 Wp | 705 Wp | +260 W for 705TGB/132TS | | Weight | 25.3 kg | 38.0 kg | -12.7 kg for 445TGB/108WB | | Power density | 218.0 Wp/m² | 227.0 Wp/m² | +8.9 Wp/m² for 705TGB/132TS | | Open-circuit voltage | 39.12 V | 48.32 V | 9.20 V apart | | Short-circuit current | 14.40 A | 18.47 A | 4.07 A apart | | Module area | 2.041 m² | 3.106 m² | 1.065 m² apart | | Weight per kWp | 56.9 kg/kWp | 53.9 kg/kWp | -3.0 kg/kWp for 705TGB/132TS | | Voltage at max power | 32.49 V | 40.62 V | 8.13 V apart | | Current at max power | 13.70 A | 17.36 A | 3.66 A apart | | Cell count | 108 | 132 | 24 cells apart | | Dimensions | 1800x1134x30 mm | 2384x1303x35 mm | 1800x1134x30 mm vs 2384x1303x35 mm | ## Every compared parameter | Parameter | 445TGB/108WB | 705TGB/132TS | | --- | --- | --- | | Rated power | 445 Wp | 705 Wp | | Module efficiency | 21.80 % | 22.70 % | | Power density | 218.0 Wp/m² | 227.0 Wp/m² | | Open-circuit voltage | 39.12 V | 48.32 V | | Voltage at max power | 32.49 V | 40.62 V | | Short-circuit current | 14.40 A | 18.47 A | | Current at max power | 13.70 A | 17.36 A | | Temperature coefficient | -0.310 %/°C | -0.310 %/°C | | Dimensions | 1800x1134x30 mm | 2384x1303x35 mm | | Module area | 2.041 m² | 3.106 m² | | Weight | 25.3 kg | 38.0 kg | | Weight per kWp | 56.9 kg/kWp | 53.9 kg/kWp | | Product warranty | 30 yrs | 30 yrs | | Performance warranty | 30 yrs | 30 yrs | | Annual degradation | 0.40 %/yr | 0.40 %/yr | | Cell technology | TOPCon | TOPCon | | Cell type | Monocrystalline | Monocrystalline | | Cell count | 108 | 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 (-0.310 %/°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, 445TGB/108WB:** 14,931 kWh - **Cumulative output, 705TGB/132TS:** 23,654 kWh - **Gap:** 8,723 kWh ## Output when hot | Condition | Cell temperature | 445TGB/108WB | 705TGB/132TS | Retained | | --- | --- | --- | --- | --- | | Standard test conditions | 25 °C | 445 W | 705 W | 100.0% of rated power | | Cool, bright day | 40 °C | 424 W | 672 W | 95.3% of rated power | | Typical summer roof | 55 °C | 404 W | 639 W | 90.7% of rated power | | Hot roof | 70 °C | 383 W | 607 W | 86.0% of rated power | ## Against the whole database | Measure | 445TGB/108WB | 705TGB/132TS | Out of | Note | | --- | --- | --- | --- | --- | | Efficiency | #7,085 | #3,364 | 14,129 | 705TGB/132TS leads by 3,721 places | | Power density | #7,070 | #3,418 | 14,129 | 705TGB/132TS leads by 3,652 places | | Heat behaviour | #8,069 | #8,069 | 14,129 | Tied - the same position in the database | | Weight | #10,989 | #8,105 | 14,129 | 705TGB/132TS leads by 2,884 places | | Warranty | #21 | #21 | 14,129 | Tied - the same position in the database | | Overall | #6,260 | #83 | 14,129 | 705TGB/132TS leads by 6,177 places | ## Questions ### Which panel is better: Axitec AC-445TGB/108WB or Axitec AC-705TGB/132TS? According to our database: **Axitec AC-705TGB/132TS** has higher module efficiency (**22.70%** vs **21.80%**). See the full spec comparison and 30-year energy simulation above for a complete picture. ### What is the efficiency of Axitec AC-445TGB/108WB and Axitec AC-705TGB/132TS? **Axitec AC-445TGB/108WB** has a module efficiency of **21.80%**, while **Axitec AC-705TGB/132TS** is **22.70%**. Higher efficiency means more electricity from the same roof area - useful when space is limited. ### What cell technology does Axitec AC-445TGB/108WB use vs Axitec AC-705TGB/132TS? **Axitec AC-445TGB/108WB** uses **TOPCon** cells; **Axitec AC-705TGB/132TS** 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 Axitec AC-445TGB/108WB and Axitec AC-705TGB/132TS? **Axitec AC-445TGB/108WB** has a **30 years** power warranty; **Axitec AC-705TGB/132TS** 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 Axitec AC-445TGB/108WB and Axitec AC-705TGB/132TS bifacial panels? Both **Axitec AC-445TGB/108WB** and **Axitec AC-705TGB/132TS** 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 - [Axitec AC-445TGB/108WB vs Axitec AC-460TGB/108WB](https://comparepv.com/compare/axitec-ac-445tgb-108wb/axitec-ac-460tgb-108wb) - 3 differences, the largest is module efficiency - [Axitec AC-445TGB/108WB vs Axitec AC-455TGB/108WB](https://comparepv.com/compare/axitec-ac-445tgb-108wb/axitec-ac-455tgb-108wb) - 3 differences, the largest is module efficiency - [Axitec AC-445TGB/108WB vs Axitec AC-450TGB/108WB](https://comparepv.com/compare/axitec-ac-445tgb-108wb/axitec-ac-450tgb-108wb) - One difference: module efficiency - [Axitec AC-705TGB/132TS vs Axitec AC-710TGB/132TS](https://comparepv.com/compare/axitec-ac-705tgb-132ts/axitec-ac-710tgb-132ts) - The same specification on paper - [Axitec AC-705TGB/132TS vs Axitec AC-700TGB/132TS](https://comparepv.com/compare/axitec-ac-705tgb-132ts/axitec-ac-700tgb-132ts) - The same specification on paper - [Axitec AC-705TGB/132TS vs Axitec AC-695TGB/132TS](https://comparepv.com/compare/axitec-ac-705tgb-132ts/axitec-ac-695tgb-132ts) - 3 differences, the largest is module efficiency --- Source: https://comparepv.com/compare/axitec-ac-445tgb-108wb/axitec-ac-705tgb-132ts 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.