--- title: "Axitec AC-455TGBL/108BB vs Axitec AC-460TGBL/108WB - Solar Panel Comparison | ComparePV" description: "Compare Axitec AC-455TGBL/108BB vs Axitec AC-460TGBL/108WB 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-455tgbl-108bb/axitec-ac-460tgbl-108wb" updated: 2026-09-11 --- # Axitec AC-455TGBL/108BB vs Axitec AC-460TGBL/108WB 460TGBL/108WB leads on the differences that matter The largest is module efficiency: 0.25 pp more efficient. 18 of 19 comparable parameters are identical. ## The two panels | Attribute | A | B | | --- | --- | --- | | Panel | [Axitec AC-455TGBL/108BB](https://comparepv.com/panel/axitec-ac-455tgbl-108bb) | [Axitec AC-460TGBL/108WB](https://comparepv.com/panel/axitec-ac-460tgbl-108wb) | | Manufacturer | Axitec | Axitec | | Power | 455 Wp | 460 Wp | | Efficiency | 22.77 % | 23.02 % | | Technology | TOPCon | TOPCon | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | 455TGBL/108BB | 460TGBL/108WB | Difference | | --- | --- | --- | --- | | Module efficiency | 22.77 % | 23.02 % | +0.25 pp for 460TGBL/108WB | ## Every compared parameter | Parameter | 455TGBL/108BB | 460TGBL/108WB | | --- | --- | --- | | Rated power | 455 Wp | 460 Wp | | Module efficiency | 22.77 % | 23.02 % | | Power density | 227.7 Wp/m² | 230.2 Wp/m² | | Open-circuit voltage | 40.28 V | 40.56 V | | Voltage at max power | 33.41 V | 33.61 V | | Short-circuit current | 14.31 A | 14.36 A | | Current at max power | 13.62 A | 13.69 A | | Temperature coefficient | -0.310 %/°C | -0.310 %/°C | | Dimensions | 1762x1134x30 mm | 1762x1134x30 mm | | Module area | 1.998 m² | 1.998 m² | | Weight | 25.0 kg | 25.0 kg | | Weight per kWp | 54.9 kg/kWp | 54.3 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 | 108 | | 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, 455TGBL/108BB:** 15,266 kWh - **Cumulative output, 460TGBL/108WB:** 15,434 kWh - **Gap:** 168 kWh ## Output when hot | Condition | Cell temperature | 455TGBL/108BB | 460TGBL/108WB | Retained | | --- | --- | --- | --- | --- | | Standard test conditions | 25 °C | 455 W | 460 W | 100.0% of rated power | | Cool, bright day | 40 °C | 434 W | 439 W | 95.3% of rated power | | Typical summer roof | 55 °C | 413 W | 417 W | 90.7% of rated power | | Hot roof | 70 °C | 392 W | 396 W | 86.0% of rated power | ## Against the whole database | Measure | 455TGBL/108BB | 460TGBL/108WB | Out of | Note | | --- | --- | --- | --- | --- | | Efficiency | #3,073 | #1,797 | 14,005 | 460TGBL/108WB leads by 1,276 places | | Power density | #2,888 | #1,876 | 14,005 | 460TGBL/108WB leads by 1,012 places | | Heat behaviour | #8,005 | #8,005 | 14,005 | Tied - the same position in the database | | Weight | #9,326 | #8,637 | 14,005 | 460TGBL/108WB leads by 689 places | | Warranty | #21 | #21 | 14,005 | Tied - the same position in the database | | Overall | #4,754 | #4,320 | 14,005 | 460TGBL/108WB leads by 434 places | ## Questions ### Which panel is better: Axitec AC-455TGBL/108BB or Axitec AC-460TGBL/108WB? According to our database: **Axitec AC-460TGBL/108WB** has higher module efficiency (**23.02%** vs **22.77%**). See the full spec comparison and 30-year energy simulation above for a complete picture. ### What is the efficiency of Axitec AC-455TGBL/108BB and Axitec AC-460TGBL/108WB? **Axitec AC-455TGBL/108BB** has a module efficiency of **22.77%**, while **Axitec AC-460TGBL/108WB** is **23.02%**. Higher efficiency means more electricity from the same roof area - useful when space is limited. ### What cell technology does Axitec AC-455TGBL/108BB use vs Axitec AC-460TGBL/108WB? **Axitec AC-455TGBL/108BB** uses **TOPCon** cells; **Axitec AC-460TGBL/108WB** 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-455TGBL/108BB and Axitec AC-460TGBL/108WB? **Axitec AC-455TGBL/108BB** has a **30 years** power warranty; **Axitec AC-460TGBL/108WB** 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-455TGBL/108BB and Axitec AC-460TGBL/108WB bifacial panels? Both **Axitec AC-455TGBL/108BB** and **Axitec AC-460TGBL/108WB** 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-455TGBL/108BB vs Axitec AC-450TGBL/108BB](https://comparepv.com/compare/axitec-ac-455tgbl-108bb/axitec-ac-450tgbl-108bb) - One difference: module efficiency - [Axitec AC-455TGBL/108BB vs Axitec AC-445TGBL/108BB](https://comparepv.com/compare/axitec-ac-455tgbl-108bb/axitec-ac-445tgbl-108bb) - 3 differences, the largest is module efficiency - [Axitec AC-455TGBL/108BB vs Axitec AC-440TGBL/108BB](https://comparepv.com/compare/axitec-ac-455tgbl-108bb/axitec-ac-440tgbl-108bb) - 3 differences, the largest is module efficiency - [Axitec AC-455TGBL/108BB vs Axitec AC-710TGB/132TS](https://comparepv.com/compare/axitec-ac-455tgbl-108bb/axitec-ac-710tgb-132ts) - 9 differences, the largest is rated power - [Axitec AC-455TGBL/108BB vs Axitec AC-705TGB/132TS](https://comparepv.com/compare/axitec-ac-455tgbl-108bb/axitec-ac-705tgb-132ts) - 9 differences, the largest is rated power - [Axitec AC-455TGBL/108BB vs Axitec AC-700TGB/132TS](https://comparepv.com/compare/axitec-ac-455tgbl-108bb/axitec-ac-700tgb-132ts) - 10 differences, the largest is rated power --- Source: https://comparepv.com/compare/axitec-ac-455tgbl-108bb/axitec-ac-460tgbl-108wb 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.