---
title: "Jinko Solar JKM650-670N-66QL6-BDV (670W class) vs Jinko Solar JKM730N-66HL5-BDV-Z6-EU - Solar Panel Comparison | ComparePV"
description: "Compare Jinko Solar JKM650-670N-66QL6-BDV (670W class) vs Jinko Solar JKM730N-66HL5-BDV-Z6-EU side by side: what actually differs, output when it is hot, thirty-year production, and the full specification."
source: "https://comparepv.com/compare/jinko-solar-jkm650-670n-66ql6-bdv-670w-class/jinko-solar-jkm730n-66hl5-bdv-z6-eu"
updated: 2026-09-11
---

# Jinko Solar JKM650-670N-66QL6-BDV (670W class) vs Jinko Solar JKM730N-66HL5-BDV-Z6-EU

JKM650-670N-66QL6-BDV (670W class) leads on the differences that matter

The largest is module efficiency: 1.30 pp more efficient. 5 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 | [Jinko Solar JKM650-670N-66QL6-BDV (670W class)](https://comparepv.com/panel/jinko-solar-jkm650-670n-66ql6-bdv-670w-class) | [Jinko Solar JKM730N-66HL5-BDV-Z6-EU](https://comparepv.com/panel/jinko-solar-jkm730n-66hl5-bdv-z6-eu) |
| Manufacturer | Jinko Solar | Jinko Solar |
| Power | 670 Wp | 730 Wp |
| Efficiency | 24.80 % | 23.50 % |
| Technology | TOPCon | TOPCon |


## Where they differ

Ranked by how much the difference matters, not by datasheet order.


| Parameter | JKM650-670N-66QL6-BDV (670W class) | JKM730N-66HL5-BDV-Z6-EU | Difference |
| --- | --- | --- | --- |
| Module efficiency | 24.80 % | 23.50 % | +1.30 pp for JKM650-670N-66QL6-BDV (670W class) |
| Rated power | 670 Wp | 730 Wp | +60 W for JKM730N-66HL5-BDV-Z6-EU |
| Power density | 248.0 Wp/m² | 235.0 Wp/m² | +13.0 Wp/m² for JKM650-670N-66QL6-BDV (670W class) |
| Temperature coefficient | -0.260 %/°C | -0.290 %/°C | +0.030 %/°C for JKM650-670N-66QL6-BDV (670W class) |
| Weight | 32.5 kg | 37.5 kg | -5.0 kg for JKM650-670N-66QL6-BDV (670W class) |
| Short-circuit current | 16.22 A | 18.81 A | 2.59 A apart |
| Module area | 2.701 m² | 3.106 m² | 0.405 m² apart |
| Weight per kWp | 48.5 kg/kWp | 51.4 kg/kWp | -2.9 kg/kWp for JKM650-670N-66QL6-BDV (670W class) |
| Annual degradation | 0.35 %/yr | 0.40 %/yr | -0.05 %/yr for JKM650-670N-66QL6-BDV (670W class) |
| Current at max power | 15.55 A | 17.76 A | 2.21 A apart |
| Open-circuit voltage | 50.98 V | 49.36 V | 1.62 V apart |
| Dimensions | 2382x1134x30 mm | 2384x1303x33 mm | 2382x1134x30 mm vs 2384x1303x33 mm |
| Voltage at max power | 43.09 V | 41.11 V | 1.98 V apart |


## Every compared parameter


| Parameter | JKM650-670N-66QL6-BDV (670W class) | JKM730N-66HL5-BDV-Z6-EU |
| --- | --- | --- |
| Rated power | 670 Wp | 730 Wp |
| Module efficiency | 24.80 % | 23.50 % |
| Power density | 248.0 Wp/m² | 235.0 Wp/m² |
| Open-circuit voltage | 50.98 V | 49.36 V |
| Voltage at max power | 43.09 V | 41.11 V |
| Short-circuit current | 16.22 A | 18.81 A |
| Current at max power | 15.55 A | 17.76 A |
| Temperature coefficient | -0.260 %/°C | -0.290 %/°C |
| Dimensions | 2382x1134x30 mm | 2384x1303x33 mm |
| Module area | 2.701 m² | 3.106 m² |
| Weight | 32.5 kg | 37.5 kg |
| Weight per kWp | 48.5 kg/kWp | 51.4 kg/kWp |
| Product warranty | 12 yrs | 12 yrs |
| Performance warranty | 30 yrs | 30 yrs |
| Annual degradation | 0.35 %/yr | 0.40 %/yr |
| Cell technology | TOPCon | TOPCon |
| Cell type | Monocrystalline | Monocrystalline |
| Cell count | - | 132 |
| Bifacial | Yes | Yes |


## Thirty-year yield

Each panel's own declared degradation curve, at 1,200 kWh/kWp a year

- **Cumulative output, JKM650-670N-66QL6-BDV (670W class):** 22,655 kWh
- **Cumulative output, JKM730N-66HL5-BDV-Z6-EU:** 24,493 kWh
- **Gap:** 1,838 kWh


## Output when hot


| Condition | Cell temperature | JKM650-670N-66QL6-BDV (670W class) | JKM730N-66HL5-BDV-Z6-EU | Retained |
| --- | --- | --- | --- | --- |
| Standard test conditions | 25 °C | 670 W | 730 W | 100.0% of rated power |
| Cool, bright day | 40 °C | 644 W | 698 W | 95.7% of rated power |
| Typical summer roof | 55 °C | 618 W | 666 W | 91.3% of rated power |
| Hot roof | 70 °C | 592 W | 635 W | 87.0% of rated power |


## Against the whole database


| Measure | JKM650-670N-66QL6-BDV (670W class) | JKM730N-66HL5-BDV-Z6-EU | Out of | Note |
| --- | --- | --- | --- | --- |
| Efficiency | #12 | #716 | 14,005 | JKM650-670N-66QL6-BDV (670W class) leads by 704 places |
| Power density | #14 | #800 | 14,005 | JKM650-670N-66QL6-BDV (670W class) leads by 786 places |
| Heat behaviour | #511 | #2,165 | 14,005 | JKM650-670N-66QL6-BDV (670W class) leads by 1,654 places |
| Weight | #2,321 | #4,748 | 14,005 | JKM650-670N-66QL6-BDV (670W class) leads by 2,427 places |
| Warranty | #21 | #21 | 14,005 | Tied - the same position in the database |
| Overall | #486 | #302 | 14,005 | JKM730N-66HL5-BDV-Z6-EU leads by 184 places |


## Questions


### Which panel is better: Jinko Solar JKM650-670N-66QL6-BDV (670W class) or Jinko Solar JKM730N-66HL5-BDV-Z6-EU?

According to our database: **Jinko Solar JKM650-670N-66QL6-BDV (**670 W** class)** has higher module efficiency (**24.80%** vs **23.50%**); **Jinko Solar JKM650-670N-66QL6-BDV (**670 W** class)** tolerates heat better (temp coeff **-0.260%/°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 Jinko Solar JKM650-670N-66QL6-BDV (670W class) and Jinko Solar JKM730N-66HL5-BDV-Z6-EU?

**Jinko Solar JKM650-670N-66QL6-BDV (**670 W** class)** has a module efficiency of **24.80%**, while **Jinko Solar JKM730N-66HL5-BDV-Z6-EU** is **23.50%**. Higher efficiency means more electricity from the same roof area - useful when space is limited.


### What cell technology does Jinko Solar JKM650-670N-66QL6-BDV (670W class) use vs Jinko Solar JKM730N-66HL5-BDV-Z6-EU?

**Jinko Solar JKM650-670N-66QL6-BDV (**670 W** class)** uses **TOPCon** cells; **Jinko Solar JKM730N-66HL5-BDV-Z6-EU** 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 Jinko Solar JKM650-670N-66QL6-BDV (670W class) and Jinko Solar JKM730N-66HL5-BDV-Z6-EU?

**Jinko Solar JKM650-670N-66QL6-BDV (**670 W** class)** has a **30 years** power warranty; **Jinko Solar JKM730N-66HL5-BDV-Z6-EU** 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 Jinko Solar JKM650-670N-66QL6-BDV (670W class) and Jinko Solar JKM730N-66HL5-BDV-Z6-EU bifacial panels?

Both **Jinko Solar JKM650-670N-66QL6-BDV (**670 W** class)** and **Jinko Solar JKM730N-66HL5-BDV-Z6-EU** 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

- [Jinko Solar JKM650-670N-66QL6-BDV (670W class) vs Jinko Solar JKM650-670N-66QL6-BDV-F2-EU (670W)](https://comparepv.com/compare/jinko-solar-jkm650-670n-66ql6-bdv-670w-class/jinko-solar-jkm650-670n-66ql6-bdv-f2-eu-670w) - The same specification on paper
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- [Jinko Solar JKM650-670N-66QL6-BDV (670W class) vs Jinko Solar JKM650-670N-66QL6-BDV-F2-EU (665W)](https://comparepv.com/compare/jinko-solar-jkm650-670n-66ql6-bdv-670w-class/jinko-solar-jkm650-670n-66ql6-bdv-f2-eu-665w) - The same specification on paper
- [Jinko Solar JKM650-670N-66QL6-BDV (670W class) vs Jinko Solar JKM665N-66QL6-BDV-AntiGlare-F1-EU](https://comparepv.com/compare/jinko-solar-jkm650-670n-66ql6-bdv-670w-class/jinko-solar-jkm665n-66ql6-bdv-antiglare-f1-eu) - One difference: cell technology


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Source: https://comparepv.com/compare/jinko-solar-jkm650-670n-66ql6-bdv-670w-class/jinko-solar-jkm730n-66hl5-bdv-z6-eu

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.