--- title: "JS Solar vs Sunova - Brand Comparison | ComparePV" description: "Compare JS Solar vs Sunova solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background." source: "https://comparepv.com/js-solar-vs-sunova" --- # JS Solar vs Sunova Sunova has the broader catalog (183 vs 137 models). Sunova leads on peak efficiency at 23.20%. Sunova leans bifacial (92% of lineup). ## The two companies | Attribute | JS Solar | Sunova | | --- | --- | --- | | Country | China | China | | Headquarters | Jinhua | Hefei | | Founded | 2011 | 2008 | | Employees | | | | Annual capacity | | | | Tier 1 | no | no | | Listed | | | | Website | [https://www.jssolar.com](https://www.jssolar.com) | [https://www.sunovasolar.com](https://www.sunovasolar.com) | ## Catalog & Power | Measure | JS Solar | Sunova | Margin | | --- | --- | --- | --- | | Panel Models | 137 | 183 | +46 | | Max Power | 670 W | 720 W | +50 W | | Avg Power | 430 W | 523 W | +93 W | ## Efficiency | Measure | JS Solar | Sunova | Margin | | --- | --- | --- | --- | | Max Efficiency | 22.45% | 23.20% | +0.75 pp | | Avg Efficiency | 20.03% | 21.60% | +1.56 pp | ## Reliability & Warranty | Measure | JS Solar | Sunova | Margin | | --- | --- | --- | --- | | Avg Temp Coefficient | -0.335%/°C | -0.317%/°C | +0.018 | | Bifacial Share | 12 (9%) | 168 (92%) | +83 pp | | Avg Warranty | 25.1 yrs | 28.4 yrs | +3.3 yr | ## Efficiency distribution Sunova skews to higher efficiency: 5% of lineup is 23%+ | Efficiency band | JS Solar | Sunova | | --- | --- | --- | | \<20% | 44 (32.1%) | 0 | | 20-21% | 49 (35.8%) | 46 (25.1%) | | 21-22% | 38 (27.7%) | 70 (38.3%) | | 22-23% | 6 (4.4%) | 57 (31.1%) | | 23%+ | 0 | 10 (5.5%) | ## Power distribution Sunova offers more 600W+ panels (22% of lineup) | Power band | JS Solar | Sunova | | --- | --- | --- | | \<400W | 54 (39.4%) | 0 | | 400-499W | 44 (32.1%) | 84 (45.9%) | | 500-599W | 32 (23.4%) | 58 (31.7%) | | 600-699W | 7 (5.1%) | 31 (16.9%) | | 700W+ | 0 | 10 (5.5%) | ## Cell technology Dominant cell tech: **PERC** (39%) Dominant cell tech: **PERC** (49%) | Technology | JS Solar | Sunova | | --- | --- | --- | | Unknown | 76 (55.5%) | 10 (5.5%) | | PERC | 53 (38.7%) | 89 (48.6%) | | TOPCon | 8 (5.8%) | 12 (6.6%) | | N-type | 0 | 72 (39.3%) | ## Top panels, JS Solar | # | Model | Power | Efficiency | Temp. coefficient | Technology | | --- | --- | --- | --- | --- | --- | | 1 | [JS210MHC132-670](https://comparepv.com/panel/js-solar-js210mhc132-670) | 670 | 21.6 | -0.340 | Monocrystalline | | 2 | [JS210MHC132-665](https://comparepv.com/panel/js-solar-js210mhc132-665) | 665 | 21.4 | -0.340 | Monocrystalline | | 3 | [JS210MHC132-660](https://comparepv.com/panel/js-solar-js210mhc132-660) | 660 | 21.2 | -0.340 | Monocrystalline | | 4 | [JS210MHC132-655](https://comparepv.com/panel/js-solar-js210mhc132-655) | 655 | 21.1 | -0.340 | Monocrystalline | | 5 | [JS210MHC132-650](https://comparepv.com/panel/js-solar-js210mhc132-650) | 650 | 20.9 | -0.340 | Monocrystalline | | 6 | [JS210MHC120-605](https://comparepv.com/panel/js-solar-js210mhc120-605) | 605 | 21.4 | -0.340 | Monocrystalline | | 7 | [JS210MHC120-600](https://comparepv.com/panel/js-solar-js210mhc120-600) | 600 | 21.2 | -0.340 | Monocrystalline | | 8 | [JS210MHC120-595](https://comparepv.com/panel/js-solar-js210mhc120-595) | 595 | 21.0 | -0.340 | Monocrystalline | | 9 | [JS210MHC120-590](https://comparepv.com/panel/js-solar-js210mhc120-590) | 590 | 20.8 | -0.340 | Monocrystalline | | 10 | [JS210MHC120-585](https://comparepv.com/panel/js-solar-js210mhc120-585) | 585 | 20.7 | -0.340 | Monocrystalline | ## Top panels, Sunova | # | Model | Power | Efficiency | Temp. coefficient | Technology | | --- | --- | --- | --- | --- | --- | | 1 | [TS-BGT66(720)-G12](https://comparepv.com/panel/sunova-ts-bgt66-720-g12) | 720 | 23.2 | -0.300 | Monocrystalline | | 2 | [TS-BWT66(720)-G12](https://comparepv.com/panel/sunova-ts-bwt66-720-g12) | 720 | 23.2 | -0.290 | Monocrystalline | | 3 | [TS-BGT66(715)-G12](https://comparepv.com/panel/sunova-ts-bgt66-715-g12) | 715 | 23.0 | -0.300 | Monocrystalline | | 4 | [TS-BWT66(715)-G12](https://comparepv.com/panel/sunova-ts-bwt66-715-g12) | 715 | 23.0 | -0.290 | Monocrystalline | | 5 | [TS-BGT66(710)-G12](https://comparepv.com/panel/sunova-ts-bgt66-710-g12) | 710 | 22.9 | -0.300 | Monocrystalline | | 6 | [TS-BWT66(710)-G12](https://comparepv.com/panel/sunova-ts-bwt66-710-g12) | 710 | 22.9 | -0.290 | Monocrystalline | | 7 | [TS-BGT66(705)-G12](https://comparepv.com/panel/sunova-ts-bgt66-705-g12) | 705 | 22.7 | -0.300 | Monocrystalline | | 8 | [TS-BWT66(705)-G12](https://comparepv.com/panel/sunova-ts-bwt66-705-g12) | 705 | 22.7 | -0.290 | Monocrystalline | | 9 | [TS-BGT66(700)-G12](https://comparepv.com/panel/sunova-ts-bgt66-700-g12) | 700 | 22.5 | -0.300 | Monocrystalline | | 10 | [TS-BWT66(700)-G12](https://comparepv.com/panel/sunova-ts-bwt66-700-g12) | 700 | 22.5 | -0.290 | Monocrystalline | ## Summary JS Solar, formally Yixing JS Solar Co., Ltd, is a Chinese photovoltaic module manufacturer headquartered in Yixing, Jiangsu Province, with roots in the solar market dating to 2004 and an established production base since 2007. Its annual manufacturing capacity is reported at approximately 600 MW, placing it firmly in the small-to-mid-tier segment of Chinese producers. Public searches did not surface a confirmed BNEF Tier 1 listing for JS Solar, which may pose challenges for project-financed deals where lender acceptance of the module brand is a contractual requirement. Sunova Solar Technology Co., Ltd, founded in 2016, achieved BNEF Tier 1 module manufacturer status in Q3 2023 and holds a CC+ bankability rating from PV Tech. By the end of 2024 the company had shipped a cumulative 7.1 GW of modules globally, with an operational production capacity of 4.2 GW and a further 6 GW reportedly under construction. On institutional footprint and verified scale, Sunova holds a measurable advantage over JS Solar. JS Solar's public product positioning suggests a focus on standard modules for small residential and light commercial rooftop applications, but available sources do not confirm which cell technology - TOPCon, HJT, or PERC - anchors its current lineup. Sunova, by contrast, has publicly released both TOPCon and HJT bifacial double-glass modules, first showcased at Intersolar Europe, with the TOPCon line reaching conversion efficiencies confirmed at around 22 percent. Sunova explicitly targets residential rooftops, commercial and industrial (C&I) systems, and utility-scale ground-mount projects, indicating a broad portfolio suited to international buyers operating across multiple market segments. For most buyers - especially those working with project finance, EPCs, or utility developers - Sunova is the stronger default choice given its confirmed Tier 1 bankability, larger proven shipment volume, and documented n-type cell technology. JS Solar may appeal in budget-sensitive contexts where bankability is not a lender requirement, but buyers should verify current product specifications and warranty terms directly with a distributor before committing, as independent third-party reviews of JS Solar modules remain limited in publicly available sources. Written by claude-sonnet from the figures above. ## Other comparisons - [JS Solar vs A.B. Energy](https://comparepv.com/js-solar-vs-a-b-energy) - [AE Solar vs Sunova](https://comparepv.com/ae-solar-vs-sunova) - [JS Solar vs AEET](https://comparepv.com/js-solar-vs-aeet) - [AIKO vs Sunova](https://comparepv.com/aiko-vs-sunova) - [JS Solar vs AKCOME](https://comparepv.com/js-solar-vs-akcome) - [ARTsolar vs Sunova](https://comparepv.com/artsolar-vs-sunova) --- Source: https://comparepv.com/js-solar-vs-sunova Not in this file, on the page: the distributions above drawn as charts.