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MSE405HT0B vs MST12R615HN3G 1 of 18 identical Swap Change panels

Mission Solar MSE405HT0B vs Mission Solar MST12R615HN3G

Mission Solar MSE405HT0B
Mission Solar
MSE405HT0B
405 Wp 20.70 % PERC
Open panel page Datasheet PDF
VS
Mission Solar
MST12R615HN3G
615 Wp 22.80 % N-type Bifacial
Open panel page Datasheet PDF
The verdict

MST12R615HN3G leads on the differences that matter

The largest is module efficiency: 2.10 pp more efficient. 1 of 18 comparable parameters are identical, with 1 more left out because at least one datasheet does not publish it.

See all 17 differences
How alike are they
1 of 18 comparable
parameters are identical
identical differs not published
01

What actually differs

17 of 18 parameters
Parameter MSE405HT0B MST12R615HN3G Difference
Module efficiency 20.70 % 22.80 % 2.10 pp more efficient
Temperature coefficient -0.343 %/°C -0.290 %/°C 0.053 %/°C better in heat
Rated power 405 Wp 615 Wp 210 W more power
Power density 207.1 Wp/m² 227.7 Wp/m² 20.6 Wp/m² higher
Performance warranty 25 yrs 30 yrs 5 yrs longer
Annual degradation 0.55 %/yr 0.40 %/yr 0.15 %/yr slower
Weight 19.0 kg 33.0 kg 14.0 kg lighter
Weight per kWp 46.9 kg/kWp 53.7 kg/kWp 6.7 kg/kWp lighter
Open-circuit voltage 37.27 V 48.29 V 11.02 V apart
Short-circuit current 13.82 A 16.20 A 2.38 A apart
Module area 1.956 m² 2.701 m² 0.746 m² apart
Cell technology PERC N-type PERC vs N-type
Voltage at max power 31.16 V 39.97 V 8.81 V apart
Current at max power 13.00 A 15.39 A 2.39 A apart
Cell count 108 132 24 cells apart
Bifacial No Yes No vs Yes
Dimensions 1723x1135x35 mm 2382x1134x30 mm 1723x1135x35 mm vs 2382x1134x30 mm
02

What it means on a roof

Thirty years of production
Each panel's own declared degradation curve, at 1,200 kWh/kWp a year
MSE405HT0B
13,126 kWh
MST12R615HN3G
20,634 kWh
Lifetime gap
7,508 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario MSE405HT0B MST12R615HN3G
Standard test conditions 25 °C 100.0% of rated power 405 W 615 W
Cool, bright day 40 °C 94.9% of rated power 384 W 588 W
Typical summer roof 55 °C 89.7% of rated power 363 W 561 W
Hot roof 70 °C 84.6% of rated power 342 W 535 W
03

Full specification

Parameter MSE405HT0B MST12R615HN3G Difference
Power and efficiency
Rated power 405 Wp 615 Wp +210 W for MST12R615HN3G
Module efficiency 20.70 % 22.80 % +2.10 pp for MST12R615HN3G
Power density 207.1 Wp/m² 227.7 Wp/m² +20.6 Wp/m² for MST12R615HN3G
Open-circuit voltage 37.27 V 48.29 V 11.02 V apart
Voltage at max power 31.16 V 39.97 V 8.81 V apart
Short-circuit current 13.82 A 16.20 A 2.38 A apart
Current at max power 13.00 A 15.39 A 2.39 A apart
Temperature
Temperature coefficient -0.343 %/°C -0.290 %/°C +0.053 %/°C for MST12R615HN3G
Mechanical
Dimensions 1723x1135x35 mm 2382x1134x30 mm 1723x1135x35 mm vs 2382x1134x30 mm
Module area 1.956 m² 2.701 m² 0.746 m² apart
Weight 19.0 kg 33.0 kg -14.0 kg for MSE405HT0B
Weight per kWp 46.9 kg/kWp 53.7 kg/kWp -6.7 kg/kWp for MSE405HT0B
Warranty and degradation
Product warranty 25 yrs - Not published by Mission Solar
Performance warranty 25 yrs 30 yrs +5 yrs for MST12R615HN3G
Annual degradation 0.55 %/yr 0.40 %/yr -0.15 %/yr for MST12R615HN3G
Technology
Cell technology PERC N-type PERC vs N-type
Cell type Monocrystalline Monocrystalline Same
Cell count 108 132 24 cells apart
Bifacial No Yes No vs Yes
04

Against the whole database

14,129 panels
Efficiency
#10,842 vs #2,769
MST12R615HN3G leads by 8,073 places
Power density
#10,900 vs #3,132
MST12R615HN3G leads by 7,768 places
Heat behaviour
#10,418 vs #2,220
MST12R615HN3G leads by 8,198 places
Weight
#1,402 vs #7,730
MSE405HT0B leads by 6,328 places
Warranty
#9,912 vs #21
MST12R615HN3G leads by 9,891 places
Overall
#10,459 vs #5,428
MST12R615HN3G leads by 5,031 places
05

More useful comparisons

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06

Written summary

07

Questions about this pairing

Which panel is better: Mission Solar MSE405HT0B or Mission Solar MST12R615HN3G?
According to our database: Mission Solar MST12R615HN3G has higher module efficiency (22.80% vs 20.70%); Mission Solar MST12R615HN3G tolerates heat better (temp coeff -0.290%/°C vs -0.343%/°C). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Mission Solar MSE405HT0B and Mission Solar MST12R615HN3G?
Mission Solar MSE405HT0B has a module efficiency of 20.70%, while Mission Solar MST12R615HN3G is 22.80%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Mission Solar MSE405HT0B use vs Mission Solar MST12R615HN3G?
Mission Solar MSE405HT0B uses PERC cells; Mission Solar MST12R615HN3G uses N-type. 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 Mission Solar MSE405HT0B and Mission Solar MST12R615HN3G?
Mission Solar MSE405HT0B has a 25 years power warranty; Mission Solar MST12R615HN3G 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 Mission Solar MSE405HT0B and Mission Solar MST12R615HN3G bifacial panels?
Mission Solar MST12R615HN3G is bifacial (captures light from both faces); Mission Solar MSE405HT0B is monofacial. Bifacial panels work best on ground mounts or raised structures with a light-coloured surface underneath.

Shop prices: See 4 Mission 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.