--- title: "Adani Solar ASB-M10-144-520 vs Tata Power Solar TP590LG10B - Solar Panel Comparison | ComparePV" description: "Compare Adani Solar ASB-M10-144-520 vs Tata Power Solar TP590LG10B 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-asb-m10-144-520/tata-power-solar-tp590lg10b" updated: 2026-09-11 --- # Adani Solar ASB-M10-144-520 vs Tata Power Solar TP590LG10B 12 differences, and they point both ways The largest is module efficiency: 0.93 pp more efficient. 7 of 19 comparable parameters are identical. ## The two panels | Attribute | A | B | | --- | --- | --- | | Panel | [Adani Solar ASB-M10-144-520](https://comparepv.com/panel/adani-solar-asb-m10-144-520) | [Tata Power Solar TP590LG10B](https://comparepv.com/panel/tata-power-solar-tp590lg10b) | | Manufacturer | Adani Solar | Tata Power Solar | | Power | 520 Wp | 590 Wp | | Efficiency | 20.25 % | 21.18 % | | Technology | PERC | PERC | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | ASB-M10-144-520 | TP590LG10B | Difference | | --- | --- | --- | --- | | Module efficiency | 20.25 % | 21.18 % | +0.93 pp for TP590LG10B | | Rated power | 520 Wp | 590 Wp | +70 W for TP590LG10B | | Temperature coefficient | -0.340 %/°C | -0.370 %/°C | +0.030 %/°C for ASB-M10-144-520 | | Power density | 202.5 Wp/m² | 211.8 Wp/m² | +9.3 Wp/m² for TP590LG10B | | Weight | 28.0 kg | 36.0 kg | -8.0 kg for ASB-M10-144-520 | | Annual degradation | 0.45 %/yr | 0.60 %/yr | -0.15 %/yr for ASB-M10-144-520 | | Weight per kWp | 53.8 kg/kWp | 61.0 kg/kWp | -7.2 kg/kWp for ASB-M10-144-520 | | Open-circuit voltage | 48.60 V | 53.90 V | 5.30 V apart | | Module area | 2.567 m² | 2.785 m² | 0.218 m² apart | | Voltage at max power | 41.18 V | 46.18 V | 5.00 V apart | | Cell count | 144 | 156 | 12 cells apart | | Dimensions | 2266x1133x35 mm | 2456x1134x35 mm | 2266x1133x35 mm vs 2456x1134x35 mm | ## Every compared parameter | Parameter | ASB-M10-144-520 | TP590LG10B | | --- | --- | --- | | Rated power | 520 Wp | 590 Wp | | Module efficiency | 20.25 % | 21.18 % | | Power density | 202.5 Wp/m² | 211.8 Wp/m² | | Open-circuit voltage | 48.60 V | 53.90 V | | Voltage at max power | 41.18 V | 46.18 V | | Short-circuit current | 13.41 A | 13.29 A | | Current at max power | 12.65 A | 12.78 A | | Temperature coefficient | -0.340 %/°C | -0.370 %/°C | | Dimensions | 2266x1133x35 mm | 2456x1134x35 mm | | Module area | 2.567 m² | 2.785 m² | | Weight | 28.0 kg | 36.0 kg | | Weight per kWp | 53.8 kg/kWp | 61.0 kg/kWp | | Product warranty | 12 yrs | 12 yrs | | Performance warranty | 30 yrs | 30 yrs | | Annual degradation | 0.45 %/yr | 0.60 %/yr | | Cell technology | PERC | PERC | | Cell type | Monocrystalline | Monocrystalline | | Cell count | 144 | 156 | | Bifacial | Yes | Yes | ## Thirty-year yield Each panel's own declared degradation curve, at 1,200 kWh/kWp a year - **Cumulative output, ASB-M10-144-520:** 17,124 kWh - **Cumulative output, TP590LG10B:** 18,861 kWh - **Gap:** 1,737 kWh ## Output when hot | Condition | Cell temperature | ASB-M10-144-520 | TP590LG10B | Retained | | --- | --- | --- | --- | --- | | Standard test conditions | 25 °C | 520 W | 590 W | 100.0% of rated power | | Cool, bright day | 40 °C | 493 W | 557 W | 94.5% of rated power | | Typical summer roof | 55 °C | 467 W | 525 W | 88.9% of rated power | | Hot roof | 70 °C | 440 W | 492 W | 83.3% of rated power | ## Against the whole database | Measure | ASB-M10-144-520 | TP590LG10B | Out of | Note | | --- | --- | --- | --- | --- | | Efficiency | #11,878 | #9,216 | 14,005 | TP590LG10B leads by 2,662 places | | Power density | #11,845 | #9,158 | 14,005 | TP590LG10B leads by 2,687 places | | Heat behaviour | #8,778 | #13,081 | 14,005 | ASB-M10-144-520 leads by 4,303 places | | Weight | #7,897 | #12,577 | 14,005 | ASB-M10-144-520 leads by 4,680 places | | Warranty | #21 | #21 | 14,005 | Tied - the same position in the database | | Overall | #9,282 | #5,685 | 14,005 | TP590LG10B leads by 3,597 places | ## Questions ### Which panel is better: Adani Solar ASB-M10-144-520 or Tata Power Solar TP590LG10B? According to our database: **Tata Power Solar TP590LG10B** has higher module efficiency (**21.18%** vs **20.25%**); **Adani Solar ASB-M10-144-520** tolerates heat better (temp coeff **-0.340%/°C** vs **-0.370%/°C**). See the full spec comparison and 30-year energy simulation above for a complete picture. ### What is the efficiency of Adani Solar ASB-M10-144-520 and Tata Power Solar TP590LG10B? **Adani Solar ASB-M10-144-520** has a module efficiency of **20.25%**, while **Tata Power Solar TP590LG10B** is **21.18%**. Higher efficiency means more electricity from the same roof area - useful when space is limited. ### What cell technology does Adani Solar ASB-M10-144-520 use vs Tata Power Solar TP590LG10B? **Adani Solar ASB-M10-144-520** uses **PERC** cells; **Tata Power Solar TP590LG10B** uses **PERC**. 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 ASB-M10-144-520 and Tata Power Solar TP590LG10B? **Adani Solar ASB-M10-144-520** has a **30 years** power warranty; **Tata Power Solar TP590LG10B** 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 ASB-M10-144-520 and Tata Power Solar TP590LG10B bifacial panels? Both **Adani Solar ASB-M10-144-520** and **Tata Power Solar TP590LG10B** are bifacial - they capture reflected light from the ground, which can add 5**-15%** more annual energy on ground-mount or elevated rooftop installations with a light surface beneath. ## Related comparisons - [Adani Solar ASB-M10-144-520 vs Adani Solar AB-G12R-132-640](https://comparepv.com/compare/adani-solar-asb-m10-144-520/adani-solar-ab-g12r-132-640) - 12 differences, the largest is module efficiency - [Adani Solar ASB-M10-144-520 vs Adani Solar AB-G12R-132-635](https://comparepv.com/compare/adani-solar-asb-m10-144-520/adani-solar-ab-g12r-132-635) - 12 differences, the largest is module efficiency - [Adani Solar ASB-M10-144-520 vs Adani Solar AB-G12R-132-630](https://comparepv.com/compare/adani-solar-asb-m10-144-520/adani-solar-ab-g12r-132-630) - 12 differences, the largest is module efficiency - [Adani Solar ASB-M10-144-520 vs Adani Solar AB-G12R-132-625](https://comparepv.com/compare/adani-solar-asb-m10-144-520/adani-solar-ab-g12r-132-625) - 12 differences, the largest is module efficiency - [Adani Solar ASB-M10-144-520 vs Adani Solar AB-G12R-132-620](https://comparepv.com/compare/adani-solar-asb-m10-144-520/adani-solar-ab-g12r-132-620) - 12 differences, the largest is module efficiency - [Adani Solar ASB-M10-144-520 vs Adani Solar AB-G12R-132-615](https://comparepv.com/compare/adani-solar-asb-m10-144-520/adani-solar-ab-g12r-132-615) - 12 differences, the largest is module efficiency --- Source: https://comparepv.com/compare/adani-solar-asb-m10-144-520/tata-power-solar-tp590lg10b 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.