--- title: "Adani Solar ASM-M12-132-650 vs Emmvee E720HCBG 132-T - Solar Panel Comparison | ComparePV" description: "Compare Adani Solar ASM-M12-132-650 vs Emmvee E720HCBG 132-T side by side: what actually differs, output when it is hot, thirty-year production, and the full specification." source: "https://comparepv.com/compare/adani-solar-asm-m12-132-650/emmvee-e720hcbg-132-t" image: "https://comparepv.com/og/compare/panels/adani-solar-asm-m12-132-650/emmvee-e720hcbg-132-t.png" updated: 2026-09-11 --- # Adani Solar ASM-M12-132-650 vs Emmvee E720HCBG 132-T E720HCBG 132-T leads on the differences that matter The largest is module efficiency: 2.31 pp more efficient. 8 of 19 comparable parameters are identical. ## The two panels | Attribute | A | B | | --- | --- | --- | | Panel | [Adani Solar ASM-M12-132-650](https://comparepv.com/panel/adani-solar-asm-m12-132-650) | [Emmvee E720HCBG 132-T](https://comparepv.com/panel/emmvee-e720hcbg-132-t) | | Manufacturer | Adani Solar | Emmvee | | Power | 650 Wp | 720 Wp | | Efficiency | 20.87 % | 23.18 % | | Technology | PERC | TOPCon | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | ASM-M12-132-650 | E720HCBG 132-T | Difference | | --- | --- | --- | --- | | Module efficiency | 20.87 % | 23.18 % | +2.31 pp for E720HCBG 132-T | | Temperature coefficient | -0.340 %/°C | -0.290 %/°C | +0.050 %/°C for E720HCBG 132-T | | Rated power | 650 Wp | 720 Wp | +70 W for E720HCBG 132-T | | Power density | 208.7 Wp/m² | 231.8 Wp/m² | +23.1 Wp/m² for E720HCBG 132-T | | Annual degradation | 0.55 %/yr | 0.40 %/yr | -0.15 %/yr for E720HCBG 132-T | | Weight | 33.6 kg | 37.8 kg | -4.2 kg for ASM-M12-132-650 | | Open-circuit voltage | 43.66 V | 48.60 V | 4.94 V apart | | Cell technology | PERC | TOPCon | PERC vs TOPCon | | Voltage at max power | 37.32 V | 40.36 V | 3.04 V apart | | Bifacial | No | Yes | No vs Yes | | Dimensions | 2390x1303x35 mm | 2384x1303x33 mm | 2390x1303x35 mm vs 2384x1303x33 mm | ## Every compared parameter | Parameter | ASM-M12-132-650 | E720HCBG 132-T | | --- | --- | --- | | Rated power | 650 Wp | 720 Wp | | Module efficiency | 20.87 % | 23.18 % | | Power density | 208.7 Wp/m² | 231.8 Wp/m² | | Open-circuit voltage | 43.66 V | 48.60 V | | Voltage at max power | 37.32 V | 40.36 V | | Short-circuit current | 18.85 A | 18.56 A | | Current at max power | 17.44 A | 17.85 A | | Temperature coefficient | -0.340 %/°C | -0.290 %/°C | | Dimensions | 2390x1303x35 mm | 2384x1303x33 mm | | Module area | 3.114 m² | 3.106 m² | | Weight | 33.6 kg | 37.8 kg | | Weight per kWp | 51.7 kg/kWp | 52.5 kg/kWp | | Product warranty | 12 yrs | 12 yrs | | Performance warranty | 30 yrs | 30 yrs | | Annual degradation | 0.55 %/yr | 0.40 %/yr | | Cell technology | PERC | TOPCon | | Cell type | Monocrystalline | Monocrystalline | | Cell count | 132 | 132 | | Bifacial | No | Yes | ## Thirty-year yield Each panel's own declared degradation curve, at 1,200 kWh/kWp a year - **Cumulative output, ASM-M12-132-650:** 21,066 kWh - **Cumulative output, E720HCBG 132-T:** 24,157 kWh - **Gap:** 3,091 kWh ## Output when hot | Condition | Cell temperature | ASM-M12-132-650 | E720HCBG 132-T | Retained | | --- | --- | --- | --- | --- | | Standard test conditions | 25 °C | 650 W | 720 W | 100.0% of rated power | | Cool, bright day | 40 °C | 617 W | 689 W | 94.9% of rated power | | Typical summer roof | 55 °C | 584 W | 657 W | 89.8% of rated power | | Hot roof | 70 °C | 551 W | 626 W | 84.7% of rated power | ## Against the whole database | Measure | ASM-M12-132-650 | E720HCBG 132-T | Out of | Note | | --- | --- | --- | --- | --- | | Efficiency | #10,407 | #1,468 | 14,129 | E720HCBG 132-T leads by 8,939 places | | Power density | #10,373 | #1,390 | 14,129 | E720HCBG 132-T leads by 8,983 places | | Heat behaviour | #8,846 | #2,220 | 14,129 | E720HCBG 132-T leads by 6,626 places | | Weight | #5,104 | #6,090 | 14,129 | ASM-M12-132-650 leads by 986 places | | Warranty | #21 | #21 | 14,129 | Tied - the same position in the database | | Overall | #3,974 | #550 | 14,129 | E720HCBG 132-T leads by 3,424 places | ## Questions ### Which panel is better: Adani Solar ASM-M12-132-650 or Emmvee E720HCBG 132-T? According to our database: **Emmvee E720HCBG 132-T** has higher module efficiency (**23.18%** vs **20.87%**); **Emmvee E720HCBG 132-T** tolerates heat better (temp coeff **-0.290%/°C** vs **-0.340%/°C**). See the full spec comparison and 30-year energy simulation above for a complete picture. ### What is the efficiency of Adani Solar ASM-M12-132-650 and Emmvee E720HCBG 132-T? **Adani Solar ASM-M12-132-650** has a module efficiency of **20.87%**, while **Emmvee E720HCBG 132-T** is **23.18%**. Higher efficiency means more electricity from the same roof area - useful when space is limited. ### What cell technology does Adani Solar ASM-M12-132-650 use vs Emmvee E720HCBG 132-T? **Adani Solar ASM-M12-132-650** uses **PERC** cells; **Emmvee E720HCBG 132-T** 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 Adani Solar ASM-M12-132-650 and Emmvee E720HCBG 132-T? **Adani Solar ASM-M12-132-650** has a **30 years** power warranty; **Emmvee E720HCBG 132-T** 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 Adani Solar ASM-M12-132-650 and Emmvee E720HCBG 132-T bifacial panels? **Emmvee E720HCBG 132-T** is bifacial (captures light from both faces); **Adani Solar ASM-M12-132-650** is monofacial. Bifacial panels work best on ground mounts or raised structures with a light-coloured surface underneath. ## Related comparisons - [Adani Solar ASM-M12-132-650 vs Adani Solar ASM-M12-132-645](https://comparepv.com/compare/adani-solar-asm-m12-132-650/adani-solar-asm-m12-132-645) - The same specification on paper - [Adani Solar ASM-M12-132-650 vs Adani Solar ASM-M12-132-640](https://comparepv.com/compare/adani-solar-asm-m12-132-650/adani-solar-asm-m12-132-640) - 3 differences, the largest is module efficiency - [Adani Solar ASM-M12-132-650 vs Adani Solar ASM-M12-132-635](https://comparepv.com/compare/adani-solar-asm-m12-132-650/adani-solar-asm-m12-132-635) - 3 differences, the largest is module efficiency - [Adani Solar ASM-M12-132-650 vs Adani Solar ASM-M12-132-630](https://comparepv.com/compare/adani-solar-asm-m12-132-650/adani-solar-asm-m12-132-630) - 3 differences, the largest is module efficiency - [Emmvee E720HCBG 132-T vs Emmvee E720HCBG132-T](https://comparepv.com/compare/emmvee-e720hcbg-132-t/emmvee-e720hcbg132-t) - The same specification on paper - [Emmvee E720HCBG 132-T vs Emmvee E715HCBG 132-T](https://comparepv.com/compare/emmvee-e720hcbg-132-t/emmvee-e715hcbg-132-t) - The same specification on paper --- Source: https://comparepv.com/compare/adani-solar-asm-m12-132-650/emmvee-e720hcbg-132-t 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.