--- title: "Longi Solar LR7-54HVB-495M vs Phono Solar PS475L7GFH-18/VBH - Solar Panel Comparison | ComparePV" description: "Compare Longi Solar LR7-54HVB-495M vs Phono Solar PS475L7GFH-18/VBH side by side: what actually differs, output when it is hot, thirty-year production, and the full specification." source: "https://comparepv.com/compare/longi-lr7-54hvb-495m/phono-solar-ps475l7gfh-18-vbh" updated: 2026-09-13 --- # Longi Solar LR7-54HVB-495M vs Phono Solar PS475L7GFH-18/VBH LR7-54HVB-495M leads on the differences that matter The largest is module efficiency: 1.03 pp more efficient. 10 of 17 comparable parameters are identical, with 2 more left out because at least one datasheet does not publish them. ## The two panels | Attribute | A | B | | --- | --- | --- | | Panel | [Longi Solar LR7-54HVB-495M](https://comparepv.com/panel/longi-lr7-54hvb-495m) | [Phono Solar PS475L7GFH-18/VBH](https://comparepv.com/panel/phono-solar-ps475l7gfh-18-vbh) | | Manufacturer | Longi Solar | Phono Solar | | Power | 495 Wp | 475 Wp | | Efficiency | 24.30 % | 23.27 % | | Technology | N-type | Back Contact | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | LR7-54HVB-495M | PS475L7GFH-18/VBH | Difference | | --- | --- | --- | --- | | Module efficiency | 24.30 % | 23.27 % | +1.03 pp for LR7-54HVB-495M | | Power density | 242.5 Wp/m² | 232.7 Wp/m² | +9.8 Wp/m² for LR7-54HVB-495M | | Weight per kWp | 43.6 kg/kWp | 49.5 kg/kWp | -5.8 kg/kWp for LR7-54HVB-495M | | Rated power | 495 Wp | 475 Wp | +20 W for LR7-54HVB-495M | | Weight | 21.6 kg | 23.5 kg | -1.9 kg for LR7-54HVB-495M | | Cell technology | N-type | Back Contact | N-type vs Back Contact | | Bifacial | No | Yes | No vs Yes | ## Every compared parameter | Parameter | LR7-54HVB-495M | PS475L7GFH-18/VBH | | --- | --- | --- | | Rated power | 495 Wp | 475 Wp | | Module efficiency | 24.30 % | 23.27 % | | Power density | 242.5 Wp/m² | 232.7 Wp/m² | | Open-circuit voltage | 40.64 V | 40.11 V | | Voltage at max power | 33.62 V | 33.20 V | | Short-circuit current | 15.43 A | 15.01 A | | Current at max power | 14.73 A | 14.31 A | | Temperature coefficient | -0.260 %/°C | -0.260 %/°C | | Dimensions | 1800x1134x30 mm | 1800x1134x30 mm | | Module area | 2.041 m² | 2.041 m² | | Weight | 21.6 kg | 23.5 kg | | Weight per kWp | 43.6 kg/kWp | 49.5 kg/kWp | | Product warranty | - | 30 yrs | | Performance warranty | 30 yrs | 30 yrs | | Annual degradation | 0.35 %/yr | 0.35 %/yr | | Cell technology | N-type | Back Contact | | Cell type | Monocrystalline | Monocrystalline | | Cell count | 108 | - | | Bifacial | No | Yes | ## Thirty-year yield Each panel's own declared degradation curve, at 1,200 kWh/kWp a year Same temp coeff. for both panels (-0.260 %/°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, LR7-54HVB-495M:** 16,737 kWh - **Cumulative output, PS475L7GFH-18/VBH:** 16,061 kWh - **Gap:** 676 kWh ## Output when hot | Condition | Cell temperature | LR7-54HVB-495M | PS475L7GFH-18/VBH | Retained | | --- | --- | --- | --- | --- | | Standard test conditions | 25 °C | 495 W | 475 W | 100.0% of rated power | | Cool, bright day | 40 °C | 476 W | 456 W | 96.1% of rated power | | Typical summer roof | 55 °C | 456 W | 438 W | 92.2% of rated power | | Hot roof | 70 °C | 437 W | 419 W | 88.3% of rated power | ## Against the whole database | Measure | LR7-54HVB-495M | PS475L7GFH-18/VBH | Out of | Note | | --- | --- | --- | --- | --- | | Efficiency | #131 | #1,199 | 14,013 | LR7-54HVB-495M leads by 1,068 places | | Power density | #159 | #1,185 | 14,013 | LR7-54HVB-495M leads by 1,026 places | | Heat behaviour | #511 | #511 | 14,013 | Tied - the same position in the database | | Weight | #316 | #2,997 | 14,013 | LR7-54HVB-495M leads by 2,681 places | | Warranty | #21 | #21 | 14,013 | Tied - the same position in the database | | Overall | #7,706 | #3,418 | 14,013 | PS475L7GFH-18/VBH leads by 4,288 places | ## Questions ### Which panel is better: Longi Solar LR7-54HVB-495M or Phono Solar PS475L7GFH-18/VBH? According to our database: **Longi Solar LR7-54HVB-495M** has higher module efficiency (**24.30%** vs **23.27%**). See the full spec comparison and 30-year energy simulation above for a complete picture. ### What is the efficiency of Longi Solar LR7-54HVB-495M and Phono Solar PS475L7GFH-18/VBH? **Longi Solar LR7-54HVB-495M** has a module efficiency of **24.30%**, while **Phono Solar PS475L7GFH-18/VBH** is **23.27%**. Higher efficiency means more electricity from the same roof area - useful when space is limited. ### What cell technology does Longi Solar LR7-54HVB-495M use vs Phono Solar PS475L7GFH-18/VBH? **Longi Solar LR7-54HVB-495M** uses **N-type** cells; **Phono Solar PS475L7GFH-18/VBH** uses **Back Contact**. 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 Longi Solar LR7-54HVB-495M and Phono Solar PS475L7GFH-18/VBH? **Longi Solar LR7-54HVB-495M** has a **30 years** power warranty; **Phono Solar PS475L7GFH-18/VBH** 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 Longi Solar LR7-54HVB-495M and Phono Solar PS475L7GFH-18/VBH bifacial panels? **Phono Solar PS475L7GFH-18/VBH** is bifacial (captures light from both faces); **Longi Solar LR7-54HVB-495M** is monofacial. Bifacial panels work best on ground mounts or raised structures with a light-coloured surface underneath. ## Related comparisons - [Longi Solar LR7-54HVB-495M vs Longi Solar LR7-54HVB-490M](https://comparepv.com/compare/longi-lr7-54hvb-495m/longi-lr7-54hvb-490m) - One difference: module efficiency - [Longi Solar LR7-54HVB-495M vs Longi Solar LR7-54HVB-485M](https://comparepv.com/compare/longi-lr7-54hvb-495m/longi-lr7-54hvb-485m) - 3 differences, the largest is module efficiency - [Longi Solar LR7-54HVB-495M vs Longi Solar LR7-54HVB-480M](https://comparepv.com/compare/longi-lr7-54hvb-495m/longi-lr7-54hvb-480m) - 3 differences, the largest is module efficiency - [Longi Solar LR7-54HVB-495M vs Longi Solar LR7-54HVB-475M](https://comparepv.com/compare/longi-lr7-54hvb-495m/longi-lr7-54hvb-475m) - 3 differences, the largest is module efficiency - [Longi Solar LR7-54HVB-495M vs Longi Solar LR7-72HVHF-670M](https://comparepv.com/compare/longi-lr7-54hvb-495m/longi-lr7-72hvhf-670m) - 9 differences, the largest is rated power - [Longi Solar LR7-54HVB-495M vs Longi Solar LR8-66HYD-670M](https://comparepv.com/compare/longi-lr7-54hvb-495m/longi-lr8-66hyd-670m) - 14 differences, the largest is rated power --- Source: https://comparepv.com/compare/longi-lr7-54hvb-495m/phono-solar-ps475l7gfh-18-vbh 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.