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YH190W-19.5M vs YH180W-19.5M 13 of 18 identical Swap Change panels

Renesola YH190W-19.5M vs Renesola YH180W-19.5M

Renesola
YH190W-19.5M
190 Wp 19.15 % TOPCon Incomplete
VS
Renesola
YH180W-19.5M
180 Wp 18.15 % TOPCon Incomplete
The verdict

YH190W-19.5M leads on the differences that matter

The largest is module efficiency: 1.00 pp more efficient. 13 of 18 comparable parameters are identical, with 1 more left out because at least one datasheet does not publish it.

See all 5 differences
How alike are they
13 of 18 comparable
parameters are identical
identical differs not published
01

What actually differs

5 of 18 parameters
Parameter YH190W-19.5M YH180W-19.5M Difference
Module efficiency 19.15 % 18.15 % 1.00 pp more efficient
Power density 191.5 Wp/m² 181.5 Wp/m² 10.1 Wp/m² higher
Weight per kWp 55.3 kg/kWp 58.3 kg/kWp 3.1 kg/kWp lighter
Rated power 190 Wp 180 Wp 10 W more power
Open-circuit voltage 25.62 V 24.37 V 1.25 V apart
02

What it means on a roof

Thirty years of production
Declared first-year losses, with 0.40% a year afterwards assumed for both panels, at 1,200 kWh/kWp a year
Same temp coeff. for both panels (-0.340 %/°C), so a warmer roof scales both curves by the same factor: the totals fall together and neither panel gains on the other.
YH190W-19.5M
6,375 kWh
YH180W-19.5M
6,039 kWh
Lifetime gap
336 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario YH190W-19.5M YH180W-19.5M
Standard test conditions 25 °C 100.0% of rated power 190 W 180 W
Cool, bright day 40 °C 94.9% of rated power 180 W 171 W
Typical summer roof 55 °C 89.8% of rated power 171 W 162 W
Hot roof 70 °C 84.7% of rated power 161 W 152 W
03

Full specification

Parameter YH190W-19.5M YH180W-19.5M Difference
Power and efficiency
Rated power 190 Wp 180 Wp +10 W for YH190W-19.5M
Module efficiency 19.15 % 18.15 % +1.00 pp for YH190W-19.5M
Power density 191.5 Wp/m² 181.5 Wp/m² +10.1 Wp/m² for YH190W-19.5M
Open-circuit voltage 25.62 V 24.37 V 1.25 V apart
Voltage at max power 21.86 V 21.79 V Effectively the same
Short-circuit current 9.19 A 8.72 A Effectively the same
Current at max power 8.70 A 8.27 A Effectively the same
Temperature
Temperature coefficient -0.340 %/°C -0.340 %/°C Same
Mechanical
Dimensions 1485x668x30 mm 1485x668x30 mm Same
Module area 0.992 m² 0.992 m² Same
Weight 10.5 kg 10.5 kg Same
Weight per kWp 55.3 kg/kWp 58.3 kg/kWp -3.1 kg/kWp for YH190W-19.5M
Warranty and degradation
Product warranty 30 yrs 30 yrs Same
Performance warranty 30 yrs 30 yrs Same
Annual degradation - - Neither datasheet publishes this
Technology
Cell technology TOPCon TOPCon Same
Cell type Monocrystalline Monocrystalline Same
Cell count 39 39 Same
Bifacial No No Same
04

Against the whole database

14,005 panels
Efficiency
#12,898 vs #13,197
YH190W-19.5M leads by 299 places
Power density
#12,873 vs #13,175
YH190W-19.5M leads by 302 places
Heat behaviour
#8,778 vs #8,778
Tied - the same position in the database
Weight
#9,696 vs #11,670
YH190W-19.5M leads by 1,974 places
Warranty
#21 vs #21
Tied - the same position in the database
Overall
#12,951 vs #13,158
YH190W-19.5M leads by 207 places
05

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06

Written summary

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07

Questions about this pairing

Which panel is better: Renesola YH190W-19.5M or Renesola YH180W-19.5M?
According to our database: Renesola YH190 W-19.5M has higher module efficiency (19.15% vs 18.15%). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Renesola YH190W-19.5M and Renesola YH180W-19.5M?
Renesola YH190 W-19.5M has a module efficiency of 19.15%, while Renesola YH180 W-19.5M is 18.15%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Renesola YH190W-19.5M use vs Renesola YH180W-19.5M?
Renesola YH190 W-19.5M uses TOPCon cells; Renesola YH180 W-19.5M 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 Renesola YH190W-19.5M and Renesola YH180W-19.5M?
Renesola YH190 W-19.5M has a 30 years power warranty; Renesola YH180 W-19.5M 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.

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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.