---
title: "KIOTO Solar KPV 445Wp HC vs KIOTO Solar KPV 450 Wp HC NE - Solar Panel Comparison | ComparePV"
description: "Compare KIOTO Solar KPV 445Wp HC vs KIOTO Solar KPV 450 Wp HC NE side by side: what actually differs, output when it is hot, thirty-year production, and the full specification."
source: "https://comparepv.com/compare/kioto-solar-kpv-445wp-hc/kioto-solar-kpv-450-wp-hc-ne"
updated: 2026-09-11
---

# KIOTO Solar KPV 445Wp HC vs KIOTO Solar KPV 450 Wp HC NE

445Wp HC leads on the differences that matter

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


## The two panels


| Attribute | A | B |
| --- | --- | --- |
| Panel | [KIOTO Solar KPV 445Wp HC](https://comparepv.com/panel/kioto-solar-kpv-445wp-hc) | [KIOTO Solar KPV 450 Wp HC NE](https://comparepv.com/panel/kioto-solar-kpv-450-wp-hc-ne) |
| Manufacturer | KIOTO Solar | KIOTO Solar |
| Power | 445 Wp | 450 Wp |
| Efficiency | 22.83 % | 22.52 % |
| Technology | TOPCon | TOPCon |


## Where they differ

Ranked by how much the difference matters, not by datasheet order.


| Parameter | 445Wp HC | 450 Wp HC NE | Difference |
| --- | --- | --- | --- |
| Performance warranty | 30 yrs | 25 yrs | +5 yrs for 445Wp HC |
| Annual degradation | 0.40 %/yr | 0.70 %/yr | -0.30 %/yr for 445Wp HC |
| Product warranty | 30 yrs | 12 yrs | +18 yrs for 445Wp HC |
| Temperature coefficient | -0.320 %/°C | -0.300 %/°C | +0.020 %/°C for 450 Wp HC NE |
| Weight per kWp | 50.6 kg/kWp | 56.7 kg/kWp | -6.1 kg/kWp for 445Wp HC |
| Weight | 22.5 kg | 25.5 kg | -3.0 kg for 445Wp HC |
| Open-circuit voltage | 39.95 V | 35.14 V | 4.81 V apart |
| Short-circuit current | 13.66 A | 16.01 A | 2.35 A apart |
| Module efficiency | 22.83 % | 22.52 % | +0.31 pp for 445Wp HC |
| Voltage at max power | 34.31 V | 29.14 V | 5.17 V apart |
| Current at max power | 12.97 A | 15.54 A | 2.57 A apart |
| Cell count | 108 | 96 | 12 cells apart |
| Bifacial | No | Yes | No vs Yes |
| Dimensions | 1748x1143x35 mm | 1762x1134x35 mm | 1748x1143x35 mm vs 1762x1134x35 mm |


## Every compared parameter


| Parameter | 445Wp HC | 450 Wp HC NE |
| --- | --- | --- |
| Rated power | 445 Wp | 450 Wp |
| Module efficiency | 22.83 % | 22.52 % |
| Power density | 222.7 Wp/m² | 225.2 Wp/m² |
| Open-circuit voltage | 39.95 V | 35.14 V |
| Voltage at max power | 34.31 V | 29.14 V |
| Short-circuit current | 13.66 A | 16.01 A |
| Current at max power | 12.97 A | 15.54 A |
| Temperature coefficient | -0.320 %/°C | -0.300 %/°C |
| Dimensions | 1748x1143x35 mm | 1762x1134x35 mm |
| Module area | 1.998 m² | 1.998 m² |
| Weight | 22.5 kg | 25.5 kg |
| Weight per kWp | 50.6 kg/kWp | 56.7 kg/kWp |
| Product warranty | 30 yrs | 12 yrs |
| Performance warranty | 30 yrs | 25 yrs |
| Annual degradation | 0.40 %/yr | 0.70 %/yr |
| Cell technology | TOPCon | TOPCon |
| Cell type | Monocrystalline | Monocrystalline |
| Cell count | 108 | 96 |
| Bifacial | No | Yes |


## Thirty-year yield

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

- **Cumulative output, 445Wp HC:** 14,931 kWh
- **Cumulative output, 450 Wp HC NE:** 14,070 kWh
- **Gap:** 861 kWh


## Output when hot


| Condition | Cell temperature | 445Wp HC | 450 Wp HC NE | Retained |
| --- | --- | --- | --- | --- |
| Standard test conditions | 25 °C | 445 W | 450 W | 100.0% of rated power |
| Cool, bright day | 40 °C | 424 W | 430 W | 95.2% of rated power |
| Typical summer roof | 55 °C | 402 W | 410 W | 90.4% of rated power |
| Hot roof | 70 °C | 381 W | 389 W | 85.6% of rated power |


## Against the whole database


| Measure | 445Wp HC | 450 Wp HC NE | Out of | Note |
| --- | --- | --- | --- | --- |
| Efficiency | #2,683 | #4,108 | 14,005 | 445Wp HC leads by 1,425 places |
| Power density | #5,300 | #4,225 | 14,005 | 450 Wp HC NE leads by 1,075 places |
| Heat behaviour | #8,312 | #6,093 | 14,005 | 450 Wp HC NE leads by 2,219 places |
| Weight | #3,950 | #10,792 | 14,005 | 445Wp HC leads by 6,842 places |
| Warranty | #21 | #9,798 | 14,005 | 445Wp HC leads by 9,777 places |
| Overall | #4,903 | #9,936 | 14,005 | 445Wp HC leads by 5,033 places |


## Questions


### Which panel is better: KIOTO Solar KPV 445Wp HC or KIOTO Solar KPV 450 Wp HC NE?

According to our database: **KIOTO Solar KPV **445 Wp** HC** has higher module efficiency (**22.83%** vs **22.52%**); **KIOTO Solar KPV **450 Wp** HC NE** 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 445Wp HC and KIOTO Solar KPV 450 Wp HC NE?

**KIOTO Solar KPV **445 Wp** HC** has a module efficiency of **22.83%**, while **KIOTO Solar KPV **450 Wp** HC NE** is **22.52%**. Higher efficiency means more electricity from the same roof area - useful when space is limited.


### What cell technology does KIOTO Solar KPV 445Wp HC use vs KIOTO Solar KPV 450 Wp HC NE?

**KIOTO Solar KPV **445 Wp** HC** uses **TOPCon** cells; **KIOTO Solar KPV **450 Wp** HC NE** 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 445Wp HC and KIOTO Solar KPV 450 Wp HC NE?

**KIOTO Solar KPV **445 Wp** HC** has a **30 years** power warranty; **KIOTO Solar KPV **450 Wp** HC NE** 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 KIOTO Solar KPV 445Wp HC and KIOTO Solar KPV 450 Wp HC NE bifacial panels?

**KIOTO Solar KPV **450 Wp** HC NE** is bifacial (captures light from both faces); **KIOTO Solar KPV **445 Wp** HC** is monofacial. Bifacial panels work best on ground mounts or raised structures with a light-coloured surface underneath.


## Related comparisons

- [KIOTO Solar KPV 445Wp HC vs KIOTO Solar KPV 450Wp HC](https://comparepv.com/compare/kioto-solar-kpv-445wp-hc/kioto-solar-kpv-450wp-hc) - One difference: module efficiency
- [KIOTO Solar KPV 445Wp HC vs KIOTO Solar KPV 440 Wp HCB](https://comparepv.com/compare/kioto-solar-kpv-445wp-hc/kioto-solar-kpv-440-wp-hcb) - One difference: module efficiency
- [KIOTO Solar KPV 450 Wp HC NE vs KIOTO Solar KPV 450Wp HC NE (G/G-TC)](https://comparepv.com/compare/kioto-solar-kpv-450-wp-hc-ne/kioto-solar-kpv-450wp-hc-ne-g-g-tc) - 5 differences, the largest is product warranty
- [KIOTO Solar KPV 450 Wp HC NE vs KIOTO Solar KPV 445Wp HC NE (G/G-TC)](https://comparepv.com/compare/kioto-solar-kpv-450-wp-hc-ne/kioto-solar-kpv-445wp-hc-ne-g-g-tc) - 9 differences, the largest is product warranty
- [KIOTO Solar KPV 450 Wp HC NE vs KIOTO Solar KPV 440Wp HC NE (G/G-TC)](https://comparepv.com/compare/kioto-solar-kpv-450-wp-hc-ne/kioto-solar-kpv-440wp-hc-ne-g-g-tc) - 9 differences, the largest is product warranty


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Source: https://comparepv.com/compare/kioto-solar-kpv-445wp-hc/kioto-solar-kpv-450-wp-hc-ne

Not in this file, on the page: the thirty-year yield curve year by year at a cell temperature you pick and a written summary generated on request.