--- title: "Longi Solar LR5-54HIB-405M vs Longi Solar LR5-54HTB-430M - Solar Panel Comparison | ComparePV" description: "Compare Longi Solar LR5-54HIB-405M vs Longi Solar LR5-54HTB-430M side by side: what actually differs, output when it is hot, thirty-year production, and the full specification." source: "https://comparepv.com/compare/longi-lr5-54hib-405m/longi-lr5-54htb-430m" image: "https://comparepv.com/og/compare/panels/longi-lr5-54hib-405m/longi-lr5-54htb-430m.png" updated: 2026-09-11 --- # Longi Solar LR5-54HIB-405M vs Longi Solar LR5-54HTB-430M 54HTB-430M leads on the differences that matter The largest is module efficiency: 1.30 pp more efficient. 9 of 18 comparable parameters are identical, with 1 more left out because at least one datasheet does not publish it. ## The two panels | Attribute | A | B | | --- | --- | --- | | Panel | [Longi Solar LR5-54HIB-405M](https://comparepv.com/panel/longi-lr5-54hib-405m) | [Longi Solar LR5-54HTB-430M](https://comparepv.com/panel/longi-lr5-54htb-430m) | | Manufacturer | Longi Solar | Longi Solar | | Power | 405 Wp | 430 Wp | | Efficiency | 20.70 % | 22.00 % | | Technology | PERC | | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | 54HIB-405M | 54HTB-430M | Difference | | --- | --- | --- | --- | | Module efficiency | 20.70 % | 22.00 % | +1.30 pp for 54HTB-430M | | Temperature coefficient | -0.340 %/°C | -0.290 %/°C | +0.050 %/°C for 54HTB-430M | | Power density | 207.4 Wp/m² | 220.2 Wp/m² | +12.8 Wp/m² for 54HTB-430M | | Annual degradation | 0.55 %/yr | 0.40 %/yr | -0.15 %/yr for 54HTB-430M | | Rated power | 405 Wp | 430 Wp | +25 W for 54HTB-430M | | Product warranty | 12 yrs | 15 yrs | +3 yrs for 54HTB-430M | | Weight per kWp | 53.1 kg/kWp | 48.4 kg/kWp | -4.7 kg/kWp for 54HTB-430M | | Open-circuit voltage | 37.15 V | 39.43 V | 2.28 V apart | | Voltage at max power | 31.18 V | 33.16 V | 1.98 V apart | ## Every compared parameter | Parameter | 54HIB-405M | 54HTB-430M | | --- | --- | --- | | Rated power | 405 Wp | 430 Wp | | Module efficiency | 20.70 % | 22.00 % | | Power density | 207.4 Wp/m² | 220.2 Wp/m² | | Open-circuit voltage | 37.15 V | 39.43 V | | Voltage at max power | 31.18 V | 33.16 V | | Short-circuit current | 13.78 A | 14.00 A | | Current at max power | 12.99 A | 12.97 A | | Temperature coefficient | -0.340 %/°C | -0.290 %/°C | | Dimensions | 1722x1134x30 mm | 1722x1134x30 mm | | Module area | 1.953 m² | 1.953 m² | | Weight | 21.5 kg | 20.8 kg | | Weight per kWp | 53.1 kg/kWp | 48.4 kg/kWp | | Product warranty | 12 yrs | 15 yrs | | Performance warranty | 25 yrs | 25 yrs | | Annual degradation | 0.55 %/yr | 0.40 %/yr | | Cell technology | PERC | - | | Cell type | Monocrystalline | Monocrystalline | | Cell count | 108 | 108 | | Bifacial | No | No | ## Thirty-year yield Each panel's own declared degradation curve, at 1,200 kWh/kWp a year - **Cumulative output, 54HIB-405M:** 13,126 kWh - **Cumulative output, 54HTB-430M:** 14,350 kWh - **Gap:** 1,224 kWh ## Output when hot | Condition | Cell temperature | 54HIB-405M | 54HTB-430M | Retained | | --- | --- | --- | --- | --- | | Standard test conditions | 25 °C | 405 W | 430 W | 100.0% of rated power | | Cool, bright day | 40 °C | 384 W | 411 W | 94.9% of rated power | | Typical summer roof | 55 °C | 364 W | 393 W | 89.8% of rated power | | Hot roof | 70 °C | 343 W | 374 W | 84.7% of rated power | ## Against the whole database | Measure | 54HIB-405M | 54HTB-430M | Out of | Note | | --- | --- | --- | --- | --- | | Efficiency | #10,842 | #6,580 | 14,129 | 54HTB-430M leads by 4,262 places | | Power density | #10,702 | #6,544 | 14,129 | 54HTB-430M leads by 4,158 places | | Heat behaviour | #8,846 | #2,220 | 14,129 | 54HTB-430M leads by 6,626 places | | Weight | #6,908 | #2,236 | 14,129 | 54HTB-430M leads by 4,672 places | | Warranty | #9,912 | #9,912 | 14,129 | Tied - the same position in the database | | Overall | #12,029 | #10,323 | 14,129 | 54HTB-430M leads by 1,706 places | ## Questions ### Which panel is better: Longi Solar LR5-54HIB-405M or Longi Solar LR5-54HTB-430M? According to our database: **Longi Solar LR5-54HTB-430M** has higher module efficiency (**22.00%** vs **20.70%**); **Longi Solar LR5-54HTB-430M** tolerates heat better (temp coeff **-0.290%/°C** vs **-0.340%/°C**). See the full spec comparison and 30-year energy simulation above for a complete picture. ### What is the efficiency of Longi Solar LR5-54HIB-405M and Longi Solar LR5-54HTB-430M? **Longi Solar LR5-54HIB-405M** has a module efficiency of **20.70%**, while **Longi Solar LR5-54HTB-430M** is **22.00%**. Higher efficiency means more electricity from the same roof area - useful when space is limited. ### What cell technology does Longi Solar LR5-54HIB-405M use vs Longi Solar LR5-54HTB-430M? **Longi Solar LR5-54HIB-405M** uses **PERC** cells; **Longi Solar LR5-54HTB-430M** uses Monocrystalline. 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 LR5-54HIB-405M and Longi Solar LR5-54HTB-430M? **Longi Solar LR5-54HIB-405M** has a **25 years** power warranty; **Longi Solar LR5-54HTB-430M** has a **25 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. ## Related comparisons - [Longi Solar LR5-54HIB-405M vs Longi Solar LR5-72HPH-565M](https://comparepv.com/compare/longi-lr5-54hib-405m/longi-lr5-72hph-565m) - 10 differences, the largest is module efficiency - [Longi Solar LR5-54HIB-405M vs Longi Solar LR5-72HPH-560M](https://comparepv.com/compare/longi-lr5-54hib-405m/longi-lr5-72hph-560m) - 10 differences, the largest is module efficiency - [Longi Solar LR5-54HIB-405M vs Longi Solar LR5-72HPH-555M](https://comparepv.com/compare/longi-lr5-54hib-405m/longi-lr5-72hph-555m) - 10 differences, the largest is module efficiency - [Longi Solar LR5-54HIB-405M vs Longi Solar LR5-72HPH-550M](https://comparepv.com/compare/longi-lr5-54hib-405m/longi-lr5-72hph-550m) - 10 differences, the largest is rated power - [Longi Solar LR5-54HIB-405M vs Longi Solar LR5-72HPH-545M](https://comparepv.com/compare/longi-lr5-54hib-405m/longi-lr5-72hph-545m) - 10 differences, the largest is rated power - [Longi Solar LR5-54HIB-405M vs Longi Solar LR5-66HPH-515M](https://comparepv.com/compare/longi-lr5-54hib-405m/longi-green-energy-technology-co-ltd-lr5-66hph-515m) - 10 differences, the largest is module efficiency --- Source: https://comparepv.com/compare/longi-lr5-54hib-405m/longi-lr5-54htb-430m 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.