JKM730N-66HL5-BDV-Z6-EU vs JKM650-670N-66QL6-BDV (670W class) 5 of 18 identical Swap Change panels

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

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

According to our database: Jinko Solar JKM650-670N-66QL6-BDV (670W class) has higher module efficiency (24.80% vs 23.50%); Jinko Solar JKM650-670N-66QL6-BDV (670W 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.

Q: What is the efficiency of Jinko Solar JKM730N-66HL5-BDV-Z6-EU and Jinko Solar JKM650-670N-66QL6-BDV (670W class)?

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

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

Jinko Solar JKM730N-66HL5-BDV-Z6-EU uses TOPCon cells; Jinko Solar JKM650-670N-66QL6-BDV (670W class) uses TOPCon. Modern n-type technologies (TOPCon, HJT, BC) typically deliver higher efficiency and lower degradation compared to older PERC (p-type) cells.

Q: What is the warranty on Jinko Solar JKM730N-66HL5-BDV-Z6-EU and Jinko Solar JKM650-670N-66QL6-BDV (670W class)?

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

Q: Are Jinko Solar JKM730N-66HL5-BDV-Z6-EU and Jinko Solar JKM650-670N-66QL6-BDV (670W class) bifacial panels?

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

JKM730N-66HL5-BDV-Z6-EU

730 Wp 23.50 % TOPCon Bifacial

Open panel page Datasheet PDF

JKM650-670N-66QL6-BDV (670W class)

670 Wp 24.80 % TOPCon Bifacial

Open panel page Datasheet PDF

The verdict

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.

See all 13 differences

How alike are they

5 of 18 comparable
parameters are identical

identical differs not published

What actually differs

13 of 18 parameters

Parameter JKM730N-66HL5-BDV-Z6-EU JKM650-670N-66QL6-BDV (670W class) Difference

Module efficiency 23.50 % 24.80 % 1.30 pp more efficient

Rated power 730 Wp 670 Wp 60 W more power

Power density 235.0 Wp/m² 248.0 Wp/m² 13.0 Wp/m² higher

Temperature coefficient -0.290 %/°C -0.260 %/°C 0.030 %/°C better in heat

Weight 37.5 kg 32.5 kg 5.0 kg lighter

Short-circuit current 18.81 A 16.22 A 2.59 A apart

Module area 3.106 m² 2.701 m² 0.405 m² apart

Weight per kWp 51.4 kg/kWp 48.5 kg/kWp 2.9 kg/kWp lighter

Annual degradation 0.40 %/yr 0.35 %/yr 0.05 %/yr slower

Current at max power 17.76 A 15.55 A 2.21 A apart

Open-circuit voltage 49.36 V 50.98 V 1.62 V apart

Dimensions 2384x1303x33 mm 2382x1134x30 mm 2384x1303x33 mm vs 2382x1134x30 mm

Voltage at max power 41.11 V 43.09 V 1.98 V apart

What it means on a roof

Thirty years of production

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

Cell temperature

JKM730N-66HL5-BDV-Z6-EU

24,493 kWh

JKM650-670N-66QL6-BDV (670W class)

22,655 kWh

Lifetime gap

1,838 kWh

Output when it is hot

Rated power carried across the range a module actually sees

Scenario JKM730N-66HL5-BDV-Z6-EU JKM650-670N-66QL6-BDV (670W class)

Standard test conditions 25 °C 100.0% of rated power 730 W 670 W

Cool, bright day 40 °C 95.7% of rated power 698 W 644 W

Typical summer roof 55 °C 91.3% of rated power 666 W 618 W

Hot roof 70 °C 87.0% of rated power 635 W 592 W

Full specification

Parameter JKM730N-66HL5-BDV-Z6-EU JKM650-670N-66QL6-BDV (670W class) Difference

Power and efficiency

Rated power 730 Wp 670 Wp +60 W for JKM730N-66HL5-BDV-Z6-EU

Module efficiency 23.50 % 24.80 % +1.30 pp for JKM650-670N-66QL6-BDV (670W class)

Power density 235.0 Wp/m² 248.0 Wp/m² +13.0 Wp/m² for JKM650-670N-66QL6-BDV (670W class)

Open-circuit voltage 49.36 V 50.98 V 1.62 V apart

Voltage at max power 41.11 V 43.09 V 1.98 V apart

Short-circuit current 18.81 A 16.22 A 2.59 A apart

Current at max power 17.76 A 15.55 A 2.21 A apart

Temperature

Temperature coefficient -0.290 %/°C -0.260 %/°C +0.030 %/°C for JKM650-670N-66QL6-BDV (670W class)

Mechanical

Dimensions 2384x1303x33 mm 2382x1134x30 mm 2384x1303x33 mm vs 2382x1134x30 mm

Module area 3.106 m² 2.701 m² 0.405 m² apart

Weight 37.5 kg 32.5 kg -5.0 kg for JKM650-670N-66QL6-BDV (670W class)

Weight per kWp 51.4 kg/kWp 48.5 kg/kWp -2.9 kg/kWp for JKM650-670N-66QL6-BDV (670W class)

Warranty and degradation

Product warranty 12 yrs 12 yrs Same

Performance warranty 30 yrs 30 yrs Same

Annual degradation 0.40 %/yr 0.35 %/yr -0.05 %/yr for JKM650-670N-66QL6-BDV (670W class)

Technology

Cell technology TOPCon TOPCon Same

Cell type Monocrystalline Monocrystalline Same

Cell count 132 - Not published by Jinko Solar

Bifacial Yes Yes Same

Against the whole database

14,005 panels

Efficiency

#716 vs #12

JKM650-670N-66QL6-BDV (670W class) leads by 704 places

Power density

#800 vs #14

JKM650-670N-66QL6-BDV (670W class) leads by 786 places

Heat behaviour

#2,165 vs #511

JKM650-670N-66QL6-BDV (670W class) leads by 1,654 places

Weight

#4,748 vs #2,321

JKM650-670N-66QL6-BDV (670W class) leads by 2,427 places

Warranty

#21 vs #21

Tied - the same position in the database

Overall

#302 vs #486

JKM730N-66HL5-BDV-Z6-EU leads by 184 places

More useful comparisons

Open the full database

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Written summary

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Questions about this pairing

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

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

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

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

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

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

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

Shop prices: See 171 Jinko Solar offers

Every figure here is from the manufacturers' own datasheets - a dash means the value is not published, never an estimate. The thirty-year projection and the temperature scenarios are calculations from those figures, and each states its assumption above.