--- title: "Sunova vs Techwise Solar - Brand Comparison | ComparePV" description: "Compare Sunova vs Techwise Solar solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background." source: "https://comparepv.com/sunova-vs-techwise-solar" --- # Sunova vs Techwise Solar Sunova has the broader catalog (183 vs 164 models). Techwise Solar leads on peak efficiency at 23.80%. Sunova leans bifacial (92% of lineup). ## The two companies | Attribute | Sunova | Techwise Solar | | --- | --- | --- | | Country | China | | | Headquarters | Hefei | | | Founded | 2008 | | | Employees | | | | Annual capacity | | | | Tier 1 | no | no | | Listed | | | | Website | [https://www.sunovasolar.com](https://www.sunovasolar.com) | | ## Catalog & Power | Measure | Sunova | Techwise Solar | Margin | | --- | --- | --- | --- | | Panel Models | 183 | 164 | +19 | | Max Power | 720 W | 720 W | | | Avg Power | 523 W | 530 W | +7 W | ## Efficiency | Measure | Sunova | Techwise Solar | Margin | | --- | --- | --- | --- | | Max Efficiency | 23.20% | 23.80% | +0.60 pp | | Avg Efficiency | 21.60% | 21.88% | +0.29 pp | ## Reliability & Warranty | Measure | Sunova | Techwise Solar | Margin | | --- | --- | --- | --- | | Avg Temp Coefficient | -0.317%/°C | -0.317%/°C | +0.000 | | Bifacial Share | 168 (92%) | 81 (49%) | +42 pp | | Avg Warranty | 28.4 yrs | 27.3 yrs | +1.1 yr | ## Efficiency distribution Techwise Solar skews to higher efficiency: 9% of lineup is 23%+ | Efficiency band | Sunova | Techwise Solar | | --- | --- | --- | | 20-21% | 46 (25.1%) | 25 (15.2%) | | 21-22% | 70 (38.3%) | 47 (28.7%) | | 22-23% | 57 (31.1%) | 74 (45.1%) | | 23%+ | 10 (5.5%) | 15 (9.1%) | | \<20% | 0 | 2 (1.2%) | | Unknown | 0 | 1 (0.6%) | ## Power distribution Techwise Solar offers more 600W+ panels (27% of lineup) | Power band | Sunova | Techwise Solar | | --- | --- | --- | | 400-499W | 84 (45.9%) | 60 (36.6%) | | 500-599W | 58 (31.7%) | 55 (33.5%) | | 600-699W | 31 (16.9%) | 40 (24.4%) | | 700W+ | 10 (5.5%) | 5 (3.0%) | | \<400W | 0 | 4 (2.4%) | ## Cell technology Dominant cell tech: **PERC** (49%) Dominant cell tech: **TOPCon** (70%) | Technology | Sunova | Techwise Solar | | --- | --- | --- | | PERC | 89 (48.6%) | 46 (28.0%) | | N-type | 72 (39.3%) | 0 | | TOPCon | 12 (6.6%) | 114 (69.5%) | | Unknown | 10 (5.5%) | 4 (2.4%) | ## 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 | ## Top panels, Techwise Solar | # | Model | Power | Efficiency | Temp. coefficient | Technology | | --- | --- | --- | --- | --- | --- | | 1 | [TW-720HT-01-720W](https://comparepv.com/panel/techwise-solar-tw-720ht-01-720w) | 720 | 22.5 | -0.300 | Monocrystalline | | 2 | [TW-720HT-01-715W](https://comparepv.com/panel/techwise-solar-tw-720ht-01-715w) | 715 | 22.4 | -0.300 | Monocrystalline | | 3 | [TW-720HT-01-710W](https://comparepv.com/panel/techwise-solar-tw-720ht-01-710w) | 710 | 22.2 | -0.300 | Monocrystalline | | 4 | [TW-720HT-01-705W](https://comparepv.com/panel/techwise-solar-tw-720ht-01-705w) | 705 | 22.1 | -0.300 | Monocrystalline | | 5 | [TW-720HT-01-700W](https://comparepv.com/panel/techwise-solar-tw-720ht-01-700w) | 700 | 21.9 | -0.300 | Monocrystalline | | 6 | [TW-670HT](https://comparepv.com/panel/techwise-solar-tw-670ht) | 670 | 21.6 | -0.340 | Monocrystalline | | 7 | [TW-665HT](https://comparepv.com/panel/techwise-solar-tw-665ht) | 665 | 21.4 | -0.340 | Monocrystalline | | 8 | [TW-660HT](https://comparepv.com/panel/techwise-solar-tw-660ht) | 660 | 21.2 | -0.340 | Monocrystalline | | 9 | [TW-655HT](https://comparepv.com/panel/techwise-solar-tw-655ht) | 655 | 21.1 | -0.340 | Monocrystalline | | 10 | [TW-650HT](https://comparepv.com/panel/techwise-solar-tw-650ht) | 650 | 20.9 | -0.340 | Monocrystalline | ## Summary Sunova Solar is a Chinese manufacturer with production facilities spanning China and Vietnam, having scaled operational module capacity to approximately 10 GW backed by a 9 GW cell factory in Sichuan province. The company has maintained Bloomberg New Energy Finance Tier 1 status across multiple consecutive quarters, a designation that reflects repeated project-finance transactions by independent commercial banks - a tangible mark of institutional trust. Cumulative module shipments surpassed 4.3 GW by the close of 2023 and the company continues to expand. Techwise Solar, by contrast, is a smaller producer headquartered in Nantong, Jiangsu, with roughly 1 GW of annual production capacity and no confirmed BNEF Tier 1 listing. On institutional footprint alone, Sunova holds a clear advantage. Sunova's product strategy is anchored in n-type TOPCon technology, prominently showcased at SNEC 2024 under the Tangra product family in both bifacial and monofacial configurations suited to utility-scale ground-mount and commercial rooftop deployments. HJT modules also appear in the portfolio, targeting premium residential and high-efficiency commercial applications. Techwise Solar produces PERC, TOPCon, and bifacial glass modules from its Nantong facilities and derives a meaningful share of its business from ODM/OEM supply to larger brands. It carries TUV, CE, ISO, and CGC certifications, but its direct brand presence in the installer and developer community internationally remains limited compared to Sunova. For most buyers - residential installers, C&I developers, or project-finance-backed utility developers - Sunova is the more defensible default given its bankability credentials, scale, and established market identity. Techwise Solar may be price-competitive as an OEM-oriented manufacturer, but the absence of Tier 1 recognition creates a meaningful hurdle for bank-financed projects. For small off-grid or strictly price-driven installations where bankability is not a factor, Techwise is a plausible option, though independent field reviews of its modules remain scarce in English and European-language sources. Written by claude-sonnet from the figures above. ## Other comparisons - [Sunova vs A.B. Energy](https://comparepv.com/sunova-vs-a-b-energy) - [AE Solar vs Techwise Solar](https://comparepv.com/ae-solar-vs-techwise-solar) - [Sunova vs AEET](https://comparepv.com/sunova-vs-aeet) - [AIKO vs Techwise Solar](https://comparepv.com/aiko-vs-techwise-solar) - [Sunova vs AKCOME](https://comparepv.com/sunova-vs-akcome) - [ARTsolar vs Techwise Solar](https://comparepv.com/artsolar-vs-techwise-solar) --- Source: https://comparepv.com/sunova-vs-techwise-solar Not in this file, on the page: the distributions above drawn as charts.