--- title: "Shinson Technology S700M66HT4BF vs Shinson Technology S700M66NT4BF - Solar Panel Comparison | ComparePV" description: "Compare Shinson Technology S700M66HT4BF vs Shinson Technology S700M66NT4BF side by side: what actually differs, output when it is hot, thirty-year production, and the full specification." source: "https://comparepv.com/compare/shinson-technology-s700m66ht4bf/shinson-technology-s700m66nt4bf" updated: 2026-09-11 --- # Shinson Technology S700M66HT4BF vs Shinson Technology S700M66NT4BF S700M66HT4BF leads on the differences that matter The largest is temperature coefficient: 0.050 %/°C better in heat. 12 of 19 comparable parameters are identical. ## The two panels | Attribute | A | B | | --- | --- | --- | | Panel | [Shinson Technology S700M66HT4BF](https://comparepv.com/panel/shinson-technology-s700m66ht4bf) | [Shinson Technology S700M66NT4BF](https://comparepv.com/panel/shinson-technology-s700m66nt4bf) | | Manufacturer | Shinson Technology | Shinson Technology | | Power | 700 Wp | 700 Wp | | Efficiency | 22.53 % | 22.53 % | | Technology | HJT | TOPCon | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | S700M66HT4BF | S700M66NT4BF | Difference | | --- | --- | --- | --- | | Temperature coefficient | -0.260 %/°C | -0.310 %/°C | +0.050 %/°C for S700M66HT4BF | | Short-circuit current | 17.43 A | 18.89 A | 1.46 A apart | | Open-circuit voltage | 50.13 V | 47.26 V | 2.87 V apart | | Cell technology | HJT | TOPCon | HJT vs TOPCon | | Annual degradation | 0.35 %/yr | 0.40 %/yr | -0.05 %/yr for S700M66HT4BF | | Voltage at max power | 42.10 V | 39.33 V | 2.77 V apart | | Current at max power | 16.63 A | 17.80 A | 1.17 A apart | ## Every compared parameter | Parameter | S700M66HT4BF | S700M66NT4BF | | --- | --- | --- | | Rated power | 700 Wp | 700 Wp | | Module efficiency | 22.53 % | 22.53 % | | Power density | 225.3 Wp/m² | 225.3 Wp/m² | | Open-circuit voltage | 50.13 V | 47.26 V | | Voltage at max power | 42.10 V | 39.33 V | | Short-circuit current | 17.43 A | 18.89 A | | Current at max power | 16.63 A | 17.80 A | | Temperature coefficient | -0.260 %/°C | -0.310 %/°C | | Dimensions | 2384x1303x35 mm | 2384x1303x35 mm | | Module area | 3.106 m² | 3.106 m² | | Weight | 38.7 kg | 38.0 kg | | Weight per kWp | 55.3 kg/kWp | 54.3 kg/kWp | | Product warranty | 30 yrs | 30 yrs | | Performance warranty | 30 yrs | 30 yrs | | Annual degradation | 0.35 %/yr | 0.40 %/yr | | Cell technology | HJT | TOPCon | | Cell type | Monocrystalline | Monocrystalline | | Cell count | 132 | 132 | | Bifacial | Yes | Yes | ## Thirty-year yield Declared annual degradation, with a 1.0% first-year loss assumed for both panels because at least one datasheet omits it, at 1,200 kWh/kWp a year - **Cumulative output, S700M66HT4BF:** 23,669 kWh - **Cumulative output, S700M66NT4BF:** 23,486 kWh - **Gap:** 183 kWh ## Output when hot | Condition | Cell temperature | S700M66HT4BF | S700M66NT4BF | Retained | | --- | --- | --- | --- | --- | | Standard test conditions | 25 °C | 700 W | 700 W | 100.0% of rated power | | Cool, bright day | 40 °C | 673 W | 667 W | 95.3% of rated power | | Typical summer roof | 55 °C | 645 W | 635 W | 90.7% of rated power | | Hot roof | 70 °C | 618 W | 602 W | 86.0% of rated power | ## Against the whole database | Measure | S700M66HT4BF | S700M66NT4BF | Out of | Note | | --- | --- | --- | --- | --- | | Efficiency | #3,982 | #3,982 | 14,005 | Tied - the same position in the database | | Power density | #3,989 | #3,989 | 14,005 | Tied - the same position in the database | | Heat behaviour | #511 | #8,005 | 14,005 | S700M66HT4BF leads by 7,494 places | | Weight | #9,733 | #8,524 | 14,005 | S700M66NT4BF leads by 1,209 places | | Warranty | #21 | #21 | 14,005 | Tied - the same position in the database | | Overall | #116 | #114 | 14,005 | S700M66NT4BF leads by 2 places | ## Questions ### Which panel is better: Shinson Technology S700M66HT4BF or Shinson Technology S700M66NT4BF? According to our database: **Shinson Technology S700M66HT4BF** tolerates heat better (temp coeff **-0.260%/°C** vs **-0.310%/°C**). See the full spec comparison and 30-year energy simulation above for a complete picture. ### What is the efficiency of Shinson Technology S700M66HT4BF and Shinson Technology S700M66NT4BF? **Shinson Technology S700M66HT4BF** has a module efficiency of **22.53%**, while **Shinson Technology S700M66NT4BF** is **22.53%**. Higher efficiency means more electricity from the same roof area - useful when space is limited. ### What cell technology does Shinson Technology S700M66HT4BF use vs Shinson Technology S700M66NT4BF? **Shinson Technology S700M66HT4BF** uses **HJT** cells; **Shinson Technology S700M66NT4BF** 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 Shinson Technology S700M66HT4BF and Shinson Technology S700M66NT4BF? **Shinson Technology S700M66HT4BF** has a **30 years** power warranty; **Shinson Technology S700M66NT4BF** 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 Shinson Technology S700M66HT4BF and Shinson Technology S700M66NT4BF bifacial panels? Both **Shinson Technology S700M66HT4BF** and **Shinson Technology S700M66NT4BF** 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 - [Shinson Technology S700M66HT4BF vs Shinson Technology S720M66HT4BF](https://comparepv.com/compare/shinson-technology-s700m66ht4bf/shinson-technology-s720m66ht4bf) - 3 differences, the largest is module efficiency - [Shinson Technology S700M66HT4BF vs Shinson Technology S715M66HT4BF](https://comparepv.com/compare/shinson-technology-s700m66ht4bf/shinson-technology-s715m66ht4bf) - 3 differences, the largest is module efficiency - [Shinson Technology S700M66HT4BF vs Shinson Technology S710M66HT4BF](https://comparepv.com/compare/shinson-technology-s700m66ht4bf/shinson-technology-s710m66ht4bf) - 3 differences, the largest is module efficiency - [Shinson Technology S700M66HT4BF vs Shinson Technology S705M66HT4BF](https://comparepv.com/compare/shinson-technology-s700m66ht4bf/shinson-technology-s705m66ht4bf) - The same specification on paper - [Shinson Technology S700M66HT4BF vs Shinson Technology S695M66NT4BF](https://comparepv.com/compare/shinson-technology-s700m66ht4bf/shinson-technology-s695m66nt4bf) - 7 differences, the largest is temperature coefficient - [Shinson Technology S700M66HT4BF vs Shinson Technology S690M66NT4BF](https://comparepv.com/compare/shinson-technology-s700m66ht4bf/shinson-technology-s690m66nt4bf) - 10 differences, the largest is temperature coefficient --- Source: https://comparepv.com/compare/shinson-technology-s700m66ht4bf/shinson-technology-s700m66nt4bf 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.