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450Wp HC NE (G/G-TC) vs 440 Wp HCB 3 of 19 identical Swap Change panels

KIOTO Solar KPV 450Wp HC NE (G/G-TC) vs KIOTO Solar KPV 440 Wp HCB

KIOTO Solar
KPV 450Wp HC NE (G/G-TC)
450 Wp 22.52 % TOPCon Bifacial
Open panel page Datasheet PDF
VS
KIOTO Solar
KPV 440 Wp HCB
440 Wp 22.02 % TOPCon
Open panel page Datasheet PDF
The verdict

16 differences, and they point both ways

The largest is performance warranty: 5 yrs longer. 3 of 19 comparable parameters are identical.

See all 16 differences
How alike are they
3 of 19 comparable
parameters are identical
identical differs
01

What actually differs

16 of 19 parameters
Parameter 450Wp HC NE (G/G-TC) 440 Wp HCB Difference
Performance warranty 25 yrs 30 yrs 5 yrs longer
Annual degradation 0.70 %/yr 0.40 %/yr 0.30 %/yr slower
Power density 230.4 Wp/m² 220.2 Wp/m² 10.2 Wp/m² higher
Module efficiency 22.52 % 22.02 % 0.50 pp more efficient
Product warranty 15 yrs 30 yrs 15 yrs longer
Temperature coefficient -0.300 %/°C -0.320 %/°C 0.020 %/°C better in heat
Open-circuit voltage 35.14 V 39.78 V 4.64 V apart
Short-circuit current 16.01 A 13.63 A 2.38 A apart
Weight 25.0 kg 22.5 kg 2.5 kg lighter
Weight per kWp 55.6 kg/kWp 51.1 kg/kWp 4.4 kg/kWp lighter
Module area 1.953 m² 1.998 m² 0.045 m² apart
Rated power 450 Wp 440 Wp 10 W more power
Voltage at max power 29.14 V 34.06 V 4.92 V apart
Current at max power 15.45 A 12.93 A 2.52 A apart
Bifacial Yes No Yes vs No
Dimensions 1722x1134x35 mm 1748x1143x35 mm 1722x1134x35 mm vs 1748x1143x35 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
450Wp HC NE (G/G-TC)
14,070 kWh
440 Wp HCB
14,763 kWh
Lifetime gap
693 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario 450Wp HC NE (G/G-TC) 440 Wp HCB
Standard test conditions 25 °C 100.0% of rated power 450 W 440 W
Cool, bright day 40 °C 95.2% of rated power 430 W 419 W
Typical summer roof 55 °C 90.4% of rated power 410 W 398 W
Hot roof 70 °C 85.6% of rated power 389 W 377 W
03

Full specification

Parameter 450Wp HC NE (G/G-TC) 440 Wp HCB Difference
Power and efficiency
Rated power 450 Wp 440 Wp +10 W for 450Wp HC NE (G/G-TC)
Module efficiency 22.52 % 22.02 % +0.50 pp for 450Wp HC NE (G/G-TC)
Power density 230.4 Wp/m² 220.2 Wp/m² +10.2 Wp/m² for 450Wp HC NE (G/G-TC)
Open-circuit voltage 35.14 V 39.78 V 4.64 V apart
Voltage at max power 29.14 V 34.06 V 4.92 V apart
Short-circuit current 16.01 A 13.63 A 2.38 A apart
Current at max power 15.45 A 12.93 A 2.52 A apart
Temperature
Temperature coefficient -0.300 %/°C -0.320 %/°C +0.020 %/°C for 450Wp HC NE (G/G-TC)
Mechanical
Dimensions 1722x1134x35 mm 1748x1143x35 mm 1722x1134x35 mm vs 1748x1143x35 mm
Module area 1.953 m² 1.998 m² 0.045 m² apart
Weight 25.0 kg 22.5 kg -2.5 kg for 440 Wp HCB
Weight per kWp 55.6 kg/kWp 51.1 kg/kWp -4.4 kg/kWp for 440 Wp HCB
Warranty and degradation
Product warranty 15 yrs 30 yrs +15 yrs for 440 Wp HCB
Performance warranty 25 yrs 30 yrs +5 yrs for 440 Wp HCB
Annual degradation 0.70 %/yr 0.40 %/yr -0.30 %/yr for 440 Wp HCB
Technology
Cell technology TOPCon TOPCon Same
Cell type Monocrystalline Monocrystalline Same
Cell count 108 108 Same
Bifacial Yes No Yes vs No
04

Against the whole database

14,005 panels
Efficiency
#4,108 vs #6,329
450Wp HC NE (G/G-TC) leads by 2,221 places
Power density
#1,708 vs #6,326
450Wp HC NE (G/G-TC) leads by 4,618 places
Heat behaviour
#6,093 vs #8,312
450Wp HC NE (G/G-TC) leads by 2,219 places
Weight
#9,909 vs #4,485
440 Wp HCB leads by 5,424 places
Warranty
#9,798 vs #21
440 Wp HCB leads by 9,777 places
Overall
#9,457 vs #5,966
440 Wp HCB leads by 3,491 places
05

More useful comparisons

Open the full database
Same series, other bin
KIOTO Solar
KIOTO Solar KPV 450Wp HC NE (G/G-TC) vs KIOTO Solar KPV 445Wp HC NE (G/G-TC)
5 differences, the largest is open-circuit voltage
Same series, other bin
KIOTO Solar
KIOTO Solar KPV 450Wp HC NE (G/G-TC) vs KIOTO Solar KPV 440Wp HC NE (G/G-TC)
6 differences, the largest is open-circuit voltage
Same series, other bin
KIOTO Solar
KIOTO Solar KPV 440 Wp HCB vs KIOTO Solar KPV 450Wp HC
3 differences, the largest is module efficiency
Same series, other bin
KIOTO Solar
KIOTO Solar KPV 440 Wp HCB vs KIOTO Solar KPV 445Wp HC
One difference: module efficiency
Same manufacturer
KIOTO Solar
KIOTO Solar KPV 450Wp HC NE (G/G-TC) vs KIOTO Solar KPV 450 Wp HC NE
5 differences, the largest is product warranty
06

Written summary

07

Questions about this pairing

Which panel is better: KIOTO Solar KPV 450Wp HC NE (G/G-TC) or KIOTO Solar KPV 440 Wp HCB?
According to our database: KIOTO Solar KPV 450 Wp HC NE (G/G-TC) has higher module efficiency (22.52% vs 22.02%); KIOTO Solar KPV 450 Wp HC NE (G/G-TC) tolerates heat better (temp coeff -0.300%/°C vs -0.320%/°C). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of KIOTO Solar KPV 450Wp HC NE (G/G-TC) and KIOTO Solar KPV 440 Wp HCB?
KIOTO Solar KPV 450 Wp HC NE (G/G-TC) has a module efficiency of 22.52%, while KIOTO Solar KPV 440 Wp HCB is 22.02%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does KIOTO Solar KPV 450Wp HC NE (G/G-TC) use vs KIOTO Solar KPV 440 Wp HCB?
KIOTO Solar KPV 450 Wp HC NE (G/G-TC) uses TOPCon cells; KIOTO Solar KPV 440 Wp HCB 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 KIOTO Solar KPV 450Wp HC NE (G/G-TC) and KIOTO Solar KPV 440 Wp HCB?
KIOTO Solar KPV 450 Wp HC NE (G/G-TC) has a 25 years power warranty; KIOTO Solar KPV 440 Wp HCB 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 KIOTO Solar KPV 450Wp HC NE (G/G-TC) and KIOTO Solar KPV 440 Wp HCB bifacial panels?
KIOTO Solar KPV 450 Wp HC NE (G/G-TC) is bifacial (captures light from both faces); KIOTO Solar KPV 440 Wp HCB is monofacial. Bifacial panels work best on ground mounts or raised structures with a light-coloured surface underneath.

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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.