--- title: "Hyundai HiS-T630NJ vs Hyundai HiT-H445CE-BF - Solar Panel Comparison | ComparePV" description: "Compare Hyundai HiS-T630NJ vs Hyundai HiT-H445CE-BF side by side: what actually differs, output when it is hot, thirty-year production, and the full specification." source: "https://comparepv.com/compare/hd-hyundai-energy-solutions-his-t630nj/hyundai-hit-h445ce-bf" image: "https://comparepv.com/og/compare/panels/hd-hyundai-energy-solutions-his-t630nj/hyundai-hit-h445ce-bf.png" updated: 2026-09-11 --- # Hyundai HiS-T630NJ vs Hyundai HiT-H445CE-BF HiT-H445CE-BF leads on the differences that matter The largest is temperature coefficient: 0.050 %/°C better in heat. 4 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 | [Hyundai HiS-T630NJ](https://comparepv.com/panel/hd-hyundai-energy-solutions-his-t630nj) | [Hyundai HiT-H445CE-BF](https://comparepv.com/panel/hyundai-hit-h445ce-bf) | | Manufacturer | Hyundai | Hyundai | | Power | 630 Wp | 445 Wp | | Efficiency | 22.54 % | 22.30 % | | Technology | TOPCon | HJT | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | HiS-T630NJ | HiT-H445CE-BF | Difference | | --- | --- | --- | --- | | Temperature coefficient | -0.290 %/°C | -0.240 %/°C | +0.050 %/°C for HiT-H445CE-BF | | Rated power | 630 Wp | 445 Wp | +185 W for HiS-T630NJ | | Weight | 34.7 kg | 21.8 kg | -12.9 kg for HiT-H445CE-BF | | Product warranty | 12 yrs | 30 yrs | +18 yrs for HiT-H445CE-BF | | Weight per kWp | 55.1 kg/kWp | 49.0 kg/kWp | -6.1 kg/kWp for HiT-H445CE-BF | | Open-circuit voltage | 57.36 V | 36.62 V | 20.74 V apart | | Module area | 2.795 m² | 1.998 m² | 0.797 m² apart | | Short-circuit current | 13.90 A | 15.42 A | 1.52 A apart | | Module efficiency | 22.54 % | 22.30 % | +0.24 pp for HiS-T630NJ | | Cell technology | TOPCon | HJT | TOPCon vs HJT | | Voltage at max power | 47.41 V | 30.72 V | 16.69 V apart | | Cell count | 156 | 96 | 60 cells apart | | Current at max power | 13.29 A | 14.49 A | 1.20 A apart | | Dimensions | 2465x1134x30 mm | 1762x1134x30 mm | 2465x1134x30 mm vs 1762x1134x30 mm | ## Every compared parameter | Parameter | HiS-T630NJ | HiT-H445CE-BF | | --- | --- | --- | | Rated power | 630 Wp | 445 Wp | | Module efficiency | 22.54 % | 22.30 % | | Power density | 225.4 Wp/m² | 222.7 Wp/m² | | Open-circuit voltage | 57.36 V | 36.62 V | | Voltage at max power | 47.41 V | 30.72 V | | Short-circuit current | 13.90 A | 15.42 A | | Current at max power | 13.29 A | 14.49 A | | Temperature coefficient | -0.290 %/°C | -0.240 %/°C | | Dimensions | 2465x1134x30 mm | 1762x1134x30 mm | | Module area | 2.795 m² | 1.998 m² | | Weight | 34.7 kg | 21.8 kg | | Weight per kWp | 55.1 kg/kWp | 49.0 kg/kWp | | Product warranty | 12 yrs | 30 yrs | | Performance warranty | 30 yrs | 30 yrs | | Annual degradation | 0.40 %/yr | - | | Cell technology | TOPCon | HJT | | Cell type | Monocrystalline | Monocrystalline | | Cell count | 156 | 96 | | Bifacial | Yes | Yes | ## Thirty-year yield A 1.0% first-year loss then 0.40% a year, assumed for both panels, at 1,200 kWh/kWp a year - **Cumulative output, HiS-T630NJ:** 21,138 kWh - **Cumulative output, HiT-H445CE-BF:** 14,931 kWh - **Gap:** 6,207 kWh ## Output when hot | Condition | Cell temperature | HiS-T630NJ | HiT-H445CE-BF | Retained | | --- | --- | --- | --- | --- | | Standard test conditions | 25 °C | 630 W | 445 W | 100.0% of rated power | | Cool, bright day | 40 °C | 603 W | 429 W | 95.7% of rated power | | Typical summer roof | 55 °C | 575 W | 413 W | 91.3% of rated power | | Hot roof | 70 °C | 548 W | 397 W | 87.0% of rated power | ## Against the whole database | Measure | HiS-T630NJ | HiT-H445CE-BF | Out of | Note | | --- | --- | --- | --- | --- | | Efficiency | #3,920 | #5,100 | 14,005 | HiS-T630NJ leads by 1,180 places | | Power density | #3,907 | #5,302 | 14,005 | HiS-T630NJ leads by 1,395 places | | Heat behaviour | #2,165 | #13 | 14,005 | HiT-H445CE-BF leads by 2,152 places | | Weight | #9,493 | #2,669 | 14,005 | HiT-H445CE-BF leads by 6,824 places | | Warranty | #21 | #21 | 14,005 | Tied - the same position in the database | | Overall | #2,702 | #5,474 | 14,005 | HiS-T630NJ leads by 2,772 places | ## Questions ### Which panel is better: Hyundai HiS-T630NJ or Hyundai HiT-H445CE-BF? According to our database: **Hyundai HiS-T630NJ** has higher module efficiency (**22.54%** vs **22.30%**); **Hyundai HiT-H445CE-BF** tolerates heat better (temp coeff **-0.240%/°C** vs **-0.290%/°C**). See the full spec comparison and 30-year energy simulation above for a complete picture. ### What is the efficiency of Hyundai HiS-T630NJ and Hyundai HiT-H445CE-BF? **Hyundai HiS-T630NJ** has a module efficiency of **22.54%**, while **Hyundai HiT-H445CE-BF** is **22.30%**. Higher efficiency means more electricity from the same roof area - useful when space is limited. ### What cell technology does Hyundai HiS-T630NJ use vs Hyundai HiT-H445CE-BF? **Hyundai HiS-T630NJ** uses **TOPCon** cells; **Hyundai HiT-H445CE-BF** uses **HJT**. 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 Hyundai HiS-T630NJ and Hyundai HiT-H445CE-BF? **Hyundai HiS-T630NJ** has a **30 years** power warranty; **Hyundai HiT-H445CE-BF** 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 Hyundai HiS-T630NJ and Hyundai HiT-H445CE-BF bifacial panels? Both **Hyundai HiS-T630NJ** and **Hyundai HiT-H445CE-BF** 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 - [Hyundai HiS-T630NJ vs Hyundai HiS-T640NJ](https://comparepv.com/compare/hd-hyundai-energy-solutions-his-t630nj/hd-hyundai-energy-solutions-his-t640nj) - 3 differences, the largest is module efficiency - [Hyundai HiS-T630NJ vs Hyundai HiS-T635NJ](https://comparepv.com/compare/hd-hyundai-energy-solutions-his-t630nj/hd-hyundai-energy-solutions-his-t635nj) - The same specification on paper - [Hyundai HiT-H445CE-BF vs Hyundai HiT-H460CE-BF](https://comparepv.com/compare/hyundai-hit-h445ce-bf/hyundai-hit-h460ce-bf) - 3 differences, the largest is module efficiency - [Hyundai HiT-H445CE-BF vs Hyundai HiT-H455CE-BF](https://comparepv.com/compare/hyundai-hit-h445ce-bf/hyundai-hit-h455ce-bf) - 3 differences, the largest is module efficiency - [Hyundai HiT-H445CE-BF vs Hyundai HiT-H450CE-BF](https://comparepv.com/compare/hyundai-hit-h445ce-bf/hyundai-hit-h450ce-bf) - One difference: module efficiency - [Hyundai HiT-H445CE-BF vs Hyundai HiT-H440CE-BF](https://comparepv.com/compare/hyundai-hit-h445ce-bf/hyundai-hit-h440ce-bf) - One difference: module efficiency --- Source: https://comparepv.com/compare/hd-hyundai-energy-solutions-his-t630nj/hyundai-hit-h445ce-bf 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.