E590HCBT144-T vs E605HCBT144-T 16 of 19 identical Swap Change panels

Emmvee E590HCBT144-T vs Emmvee E605HCBT144-T

Q: Which panel is better: Emmvee E590HCBT144-T or Emmvee E605HCBT144-T?

According to our database: Emmvee E605HCBT144-T has higher module efficiency (23.42% vs 22.84%). See the full spec comparison and 30-year energy simulation above for a complete picture.

Q: What is the efficiency of Emmvee E590HCBT144-T and Emmvee E605HCBT144-T?

Emmvee E590HCBT144-T has a module efficiency of 22.84%, while Emmvee E605HCBT144-T is 23.42%. Higher efficiency means more electricity from the same roof area - useful when space is limited.

Q: What cell technology does Emmvee E590HCBT144-T use vs Emmvee E605HCBT144-T?

Emmvee E590HCBT144-T uses TOPCon cells; Emmvee E605HCBT144-T 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 Emmvee E590HCBT144-T and Emmvee E605HCBT144-T?

Emmvee E590HCBT144-T has a 25 years power warranty; Emmvee E605HCBT144-T 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.

Q: Are Emmvee E590HCBT144-T and Emmvee E605HCBT144-T bifacial panels?

Both Emmvee E590HCBT144-T and Emmvee E605HCBT144-T 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.

Emmvee

E590HCBT144-T

590 Wp 22.84 % TOPCon Bifacial

Open panel page Datasheet PDF

Emmvee

E605HCBT144-T

605 Wp 23.42 % TOPCon Bifacial

Open panel page Datasheet PDF

The verdict

E605HCBT144-T leads on the differences that matter

The largest is module efficiency: 0.58 pp more efficient. 16 of 19 comparable parameters are identical.

See all 3 differences

How alike are they

16 of 19 comparable
parameters are identical

identical differs

What actually differs

3 of 19 parameters

Parameter E590HCBT144-T E605HCBT144-T Difference

Module efficiency 22.84 % 23.42 % 0.58 pp more efficient

Power density 228.4 Wp/m² 234.2 Wp/m² 5.8 Wp/m² higher

Rated power 590 Wp 605 Wp 15 W more power

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

Same temp coeff. for both panels (-0.290 %/°C), so a warmer roof scales both curves by the same factor: the totals fall together and neither panel gains on the other.

E590HCBT144-T

19,796 kWh

E605HCBT144-T

20,299 kWh

Lifetime gap

503 kWh

Output when it is hot

Rated power carried across the range a module actually sees

Scenario E590HCBT144-T E605HCBT144-T

Standard test conditions 25 °C 100.0% of rated power 590 W 605 W

Cool, bright day 40 °C 95.7% of rated power 564 W 579 W

Typical summer roof 55 °C 91.3% of rated power 539 W 552 W

Hot roof 70 °C 87.0% of rated power 513 W 526 W

Full specification

Parameter E590HCBT144-T E605HCBT144-T Difference

Power and efficiency

Rated power 590 Wp 605 Wp +15 W for E605HCBT144-T

Module efficiency 22.84 % 23.42 % +0.58 pp for E605HCBT144-T

Power density 228.4 Wp/m² 234.2 Wp/m² +5.8 Wp/m² for E605HCBT144-T

Open-circuit voltage 51.87 V 52.47 V Effectively the same

Voltage at max power 42.93 V 43.42 V Effectively the same

Short-circuit current 14.49 A 14.67 A Effectively the same

Current at max power 13.75 A 13.95 A Effectively the same

Temperature

Temperature coefficient -0.290 %/°C -0.290 %/°C Same

Mechanical

Dimensions 2278x1134x35 mm 2278x1134x35 mm Same

Module area 2.583 m² 2.583 m² Same

Weight 26.0 kg 26.0 kg Same

Weight per kWp 44.1 kg/kWp 43.0 kg/kWp Effectively the same

Warranty and degradation

Product warranty 12 yrs 12 yrs Same

Performance warranty 25 yrs 25 yrs Same

Annual degradation 0.40 %/yr 0.40 %/yr Same

Technology

Cell technology TOPCon TOPCon Same

Cell type Monocrystalline Monocrystalline Same

Cell count 144 144 Same

Bifacial Yes Yes Same

Against the whole database

14,005 panels

Efficiency

#2,617 vs #865

E605HCBT144-T leads by 1,752 places

Power density

#2,598 vs #863

E605HCBT144-T leads by 1,735 places

Heat behaviour

#2,165 vs #2,165

Tied - the same position in the database

Weight

#374 vs #259

E605HCBT144-T leads by 115 places

Warranty

#9,798 vs #9,798

Tied - the same position in the database

Overall

#4,629 vs #3,406

E605HCBT144-T leads by 1,223 places

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Written summary

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Questions about this pairing

Which panel is better: Emmvee E590HCBT144-T or Emmvee E605HCBT144-T?

According to our database: Emmvee E605HCBT144-T has higher module efficiency (23.42% vs 22.84%). See the full spec comparison and 30-year energy simulation above for a complete picture.

What is the efficiency of Emmvee E590HCBT144-T and Emmvee E605HCBT144-T?

Emmvee E590HCBT144-T has a module efficiency of 22.84%, while Emmvee E605HCBT144-T is 23.42%. Higher efficiency means more electricity from the same roof area - useful when space is limited.

What cell technology does Emmvee E590HCBT144-T use vs Emmvee E605HCBT144-T?

Emmvee E590HCBT144-T uses TOPCon cells; Emmvee E605HCBT144-T 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 Emmvee E590HCBT144-T and Emmvee E605HCBT144-T?

Emmvee E590HCBT144-T has a 25 years power warranty; Emmvee E605HCBT144-T 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.

Are Emmvee E590HCBT144-T and Emmvee E605HCBT144-T bifacial panels?

Both Emmvee E590HCBT144-T and Emmvee E605HCBT144-T 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.

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.