--- title: "A.B. Energy vs Techwise Solar - Brand Comparison | ComparePV" description: "Compare A.B. Energy vs Techwise Solar solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background." source: "https://comparepv.com/a-b-energy-vs-techwise-solar" --- # A.B. Energy vs Techwise Solar Techwise Solar has the broader catalog (164 vs 0 models). Techwise Solar leans bifacial (49% of lineup). ## The two companies | Attribute | A.B. Energy | Techwise Solar | | --- | --- | --- | | Country | Germany | | | Headquarters | Wiesbaden | | | Founded | 1996 | | | Employees | 1,400 | | | Annual capacity | | | | Tier 1 | | no | | Listed | Xetra, Frankfurt Stock Exchange: AB9 | | | Website | [https://abo-energy.com](https://abo-energy.com) | | ABO Energy is a renewable energy company that develops and constructs renewable energy projects, focusing on wind, solar, and storage facilities. They offer turnkey solutions and have connected several gigawatts of nominal output to the grid. The company is active internationally and is committed to driving the energy... ## Catalog & Power | Measure | A.B. Energy | Techwise Solar | Margin | | --- | --- | --- | --- | | Panel Models | 0 | 164 | +164 | | Max Power | 0 W | 720 W | +720 W | | Avg Power | 0 W | 530 W | +530 W | ## Efficiency | Measure | A.B. Energy | Techwise Solar | Margin | | --- | --- | --- | --- | | Max Efficiency | - | 23.80% | | | Avg Efficiency | - | 21.88% | | ## Reliability & Warranty | Measure | A.B. Energy | Techwise Solar | Margin | | --- | --- | --- | --- | | Avg Temp Coefficient | - | -0.317%/°C | | | Bifacial Share | 0 (0%) | 81 (49%) | +49 pp | | Avg Warranty | - | 27.3 yrs | | ## Efficiency distribution Techwise Solar skews to higher efficiency: 9% of lineup is 23%+ | Efficiency band | A.B. Energy | Techwise Solar | | --- | --- | --- | | \<20% | 0 | 2 (1.2%) | | 20-21% | 0 | 25 (15.2%) | | 21-22% | 0 | 47 (28.7%) | | 22-23% | 0 | 74 (45.1%) | | 23%+ | 0 | 15 (9.1%) | | Unknown | 0 | 1 (0.6%) | ## Power distribution Techwise Solar offers more 600W+ panels (27% of lineup) | Power band | A.B. Energy | Techwise Solar | | --- | --- | --- | | \<400W | 0 | 4 (2.4%) | | 400-499W | 0 | 60 (36.6%) | | 500-599W | 0 | 55 (33.5%) | | 600-699W | 0 | 40 (24.4%) | | 700W+ | 0 | 5 (3.0%) | ## Cell technology Dominant cell tech: **TOPCon** (70%) | Technology | A.B. Energy | Techwise Solar | | --- | --- | --- | | TOPCon | 0 | 114 (69.5%) | | PERC | 0 | 46 (28.0%) | | Unknown | 0 | 4 (2.4%) | ## 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 Techwise Solar Technology Co., Ltd. is a Chinese manufacturer headquartered in China, operating as a vertically integrated new-energy solution provider with an annual production capacity of approximately 1GW, according to its industry profile on ENF Solar. The company holds certifications including TUV, CE, ISO, and CGC, and its business model is built substantially around OEM and ODM contracts - supplying modules to larger, internationally recognized Tier 1 brands rather than competing directly on the bankability lists itself. A.B. Energy, by contrast, did not surface in any indexed industry sources - pv-magazine, EnergySage, SolarReviews, Sinovoltaics, or BloombergNEF Tier 1 documentation - during research for this comparison, suggesting it is either a very regional player, operates under a different trade name in major markets, or is a newly established entity with minimal third-party coverage. On institutional footprint, Techwise Solar carries the stronger documented presence. Techwise Solar's confirmed product portfolio spans PERC, TOPCon, and bifacial glass modules across multiple cell formats including 182mm and 210mm wafer sizes, positioning it across commercial and utility-scale ground-mount applications as well as OEM supply chains. Because no credible third-party source returned product-level detail for A.B. Energy - no cell technology confirmation, no use-case segmentation, no warranty terms - a meaningful product-by-product comparison is not possible without risk of fabrication. For a typical buyer evaluating these two brands in 2025, Techwise Solar is the more documentable choice, with verifiable certifications and a defined manufacturing footprint. A.B. Energy cannot be recommended or ruled out on current evidence - buyers should request third-party test reports, warranty-backstop documentation, and any BloombergNEF or PVEL scorecards directly from the supplier before committing. \---LINKS--- \- https://www.enfsolar.com/techwise-solar \| Techwise Solar Technology profile - ENF Solar industry directory \| article \- https://sinovoltaics.com/reports/4th-edition-2025-bankability-rankings-of-pv-inverter-energy-storage-manufacturers/ \| 2025 Bankability Report - Top-Ranked PV Manufacturers - Sinovoltaics \| article \- https://www.vicoexport.com/en/65510/tier-1-list-of-solar-panel-manufacturers-q1-2026/ \| Tier 1 List of Solar Panel Manufacturers Q1 2026 \| article Sources: \- \[Techwise Solar Technology Co., Ltd. - ENF Solar\](https://www.enfsolar.com/techwise-solar) \- \[2025 Bankability Report: Top-Ranked PV, Inverter & BESS Manufacturers - Sinovoltaics\](https://sinovoltaics.com/reports/4th-edition-2025-bankability-rankings-of-pv-inverter-energy-storage-manufacturers/) \- \[Tier 1 List of Solar Panel Manufacturers Q1 2026\](https://www.vicoexport.com/en/65510/tier-1-list-of-solar-panel-manufacturers-q1-2026/) Written by claude-sonnet from the figures above. ## Other comparisons - [A.B. Energy vs AE Solar](https://comparepv.com/a-b-energy-vs-ae-solar) - [AEET vs Techwise Solar](https://comparepv.com/aeet-vs-techwise-solar) - [A.B. Energy vs AIKO](https://comparepv.com/a-b-energy-vs-aiko) - [AKCOME vs Techwise Solar](https://comparepv.com/akcome-vs-techwise-solar) - [A.B. Energy vs ARTsolar](https://comparepv.com/a-b-energy-vs-artsolar) - [ASM vs Techwise Solar](https://comparepv.com/asm-vs-techwise-solar) --- Source: https://comparepv.com/a-b-energy-vs-techwise-solar