--- title: "AIKO AIKO-G650-MCH72Mw vs AIKO AIKO-G655-MCH72Mw - Solar Panel Comparison | ComparePV" description: "Compare AIKO AIKO-G650-MCH72Mw vs AIKO AIKO-G655-MCH72Mw side by side: what actually differs, output when it is hot, thirty-year production, and the full specification." source: "https://comparepv.com/compare/aiko-aiko-g650-mch72mw/aiko-aiko-g655-mch72mw" updated: 2026-09-11 --- # AIKO AIKO-G650-MCH72Mw vs AIKO AIKO-G655-MCH72Mw Identical on every published parameter All 19 comparable parameters agree. Two records this alike are usually one panel sold under two names, or two bins of the same production line - decide on price and on who you would rather buy from. ## The two panels | Attribute | A | B | | --- | --- | --- | | Panel | [AIKO AIKO-G650-MCH72Mw](https://comparepv.com/panel/aiko-aiko-g650-mch72mw) | [AIKO AIKO-G655-MCH72Mw](https://comparepv.com/panel/aiko-aiko-g655-mch72mw) | | Manufacturer | AIKO | AIKO | | Power | 650 Wp | 655 Wp | | Efficiency | 24.10 % | 24.20 % | | Technology | N-type | N-type | ## Every compared parameter | Parameter | G650-MCH72Mw | G655-MCH72Mw | | --- | --- | --- | | Rated power | 650 Wp | 655 Wp | | Module efficiency | 24.10 % | 24.20 % | | Power density | 240.6 Wp/m² | 242.5 Wp/m² | | Open-circuit voltage | 54.40 V | 54.50 V | | Voltage at max power | 45.10 V | 45.20 V | | Short-circuit current | 15.12 A | 15.18 A | | Current at max power | 14.42 A | 14.50 A | | Temperature coefficient | -0.260 %/°C | -0.260 %/°C | | Dimensions | 2382x1134x30 mm | 2382x1134x30 mm | | Module area | 2.701 m² | 2.701 m² | | Weight | 31.5 kg | 31.5 kg | | Weight per kWp | 48.5 kg/kWp | 48.1 kg/kWp | | Product warranty | 15 yrs | 15 yrs | | Performance warranty | 30 yrs | 30 yrs | | Annual degradation | 0.35 %/yr | 0.35 %/yr | | Cell technology | N-type | N-type | | Cell type | Monocrystalline | Monocrystalline | | Cell count | 144 | 144 | | Bifacial | No | No | ## Thirty-year yield Each panel's own declared degradation curve, at 1,200 kWh/kWp a year Same temp coeff. for both panels (-0.260 %/°C), so a warmer roof scales both curves by the same factor: the totals fall together and neither panel gains on the other. - **Cumulative output, G650-MCH72Mw:** 21,978 kWh - **Cumulative output, G655-MCH72Mw:** 22,148 kWh - **Gap:** 170 kWh ## Output when hot | Condition | Cell temperature | G650-MCH72Mw | G655-MCH72Mw | Retained | | --- | --- | --- | --- | --- | | Standard test conditions | 25 °C | 650 W | 655 W | 100.0% of rated power | | Cool, bright day | 40 °C | 625 W | 629 W | 96.1% of rated power | | Typical summer roof | 55 °C | 599 W | 604 W | 92.2% of rated power | | Hot roof | 70 °C | 574 W | 578 W | 88.3% of rated power | ## Against the whole database | Measure | G650-MCH72Mw | G655-MCH72Mw | Out of | Note | | --- | --- | --- | --- | --- | | Efficiency | #219 | #184 | 14,005 | G655-MCH72Mw leads by 35 places | | Power density | #233 | #172 | 14,005 | G655-MCH72Mw leads by 61 places | | Heat behaviour | #511 | #511 | 14,005 | Tied - the same position in the database | | Weight | #2,296 | #2,055 | 14,005 | G655-MCH72Mw leads by 241 places | | Warranty | #21 | #21 | 14,005 | Tied - the same position in the database | | Overall | #866 | #728 | 14,005 | G655-MCH72Mw leads by 138 places | ## Questions ### Which panel is better: AIKO AIKO-G650-MCH72Mw or AIKO AIKO-G655-MCH72Mw? According to our database: **AIKO AIKO-G655-MCH72Mw** has higher module efficiency (**24.20%** vs **24.10%**). See the full spec comparison and 30-year energy simulation above for a complete picture. ### What is the efficiency of AIKO AIKO-G650-MCH72Mw and AIKO AIKO-G655-MCH72Mw? **AIKO AIKO-G650-MCH72Mw** has a module efficiency of **24.10%**, while **AIKO AIKO-G655-MCH72Mw** is **24.20%**. Higher efficiency means more electricity from the same roof area - useful when space is limited. ### What cell technology does AIKO AIKO-G650-MCH72Mw use vs AIKO AIKO-G655-MCH72Mw? **AIKO AIKO-G650-MCH72Mw** uses **N-type** cells; **AIKO AIKO-G655-MCH72Mw** 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 AIKO AIKO-G650-MCH72Mw and AIKO AIKO-G655-MCH72Mw? **AIKO AIKO-G650-MCH72Mw** has a **30 years** power warranty; **AIKO AIKO-G655-MCH72Mw** 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. ## Related comparisons - [AIKO AIKO-G650-MCH72Mw vs AIKO AIKO-G660-MCH72Mw](https://comparepv.com/compare/aiko-aiko-g650-mch72mw/aiko-aiko-g660-mch72mw) - 3 differences, the largest is module efficiency - [AIKO AIKO-G650-MCH72Mw vs AIKO AIKO-G645-MCH72Mw](https://comparepv.com/compare/aiko-aiko-g650-mch72mw/aiko-aiko-g645-mch72mw) - One difference: module efficiency - [AIKO AIKO-G650-MCH72Mw vs AIKO AIKO-G640-MCH72Mw](https://comparepv.com/compare/aiko-aiko-g650-mch72mw/aiko-aiko-g640-mch72mw) - 4 differences, the largest is module efficiency - [AIKO AIKO-G650-MCH72Mw vs AIKO AIKO-G635-MCH72Mw](https://comparepv.com/compare/aiko-aiko-g650-mch72mw/aiko-aiko-g635-mch72mw) - 4 differences, the largest is module efficiency - [AIKO AIKO-G650-MCH72Mw vs AIKO AIKO-G630-MCH72Mw](https://comparepv.com/compare/aiko-aiko-g650-mch72mw/aiko-aiko-g630-mch72mw) - 4 differences, the largest is module efficiency - [AIKO AIKO-G650-MCH72Mw vs AIKO AIKO-G625-MCH72Mw](https://comparepv.com/compare/aiko-aiko-g650-mch72mw/aiko-aiko-g625-mch72mw) - 4 differences, the largest is module efficiency --- Source: https://comparepv.com/compare/aiko-aiko-g650-mch72mw/aiko-aiko-g655-mch72mw 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.