--- title: "Emmvee vs Suntech - Brand Comparison | ComparePV" description: "Compare Emmvee vs Suntech solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background." source: "https://comparepv.com/emmvee-vs-suntech" --- # Emmvee vs Suntech Suntech has the broader catalog (255 vs 166 models). Suntech leads on peak efficiency at 24.80%. Emmvee leans bifacial (55% of lineup). ## The two companies | Attribute | Emmvee | Suntech | | --- | --- | --- | | Country | India | China | | Headquarters | Bengaluru | Wuxi | | Founded | 1992 | 2001 | | Employees | | | | Annual capacity | | | | Tier 1 | no | yes | | Listed | | | | Website | [https://www.emmveephotovoltaic.com](https://www.emmveephotovoltaic.com) | [https://www.suntech-power.com](https://www.suntech-power.com) | ## Catalog & Power | Measure | Emmvee | Suntech | Margin | | --- | --- | --- | --- | | Panel Models | 166 | 255 | +89 | | Max Power | 720 W | 735 W | +15 W | | Avg Power | 526 W | 505 W | +21 W | ## Efficiency | Measure | Emmvee | Suntech | Margin | | --- | --- | --- | --- | | Max Efficiency | 23.51% | 24.80% | +1.29 pp | | Avg Efficiency | 21.69% | 21.76% | +0.07 pp | ## Reliability & Warranty | Measure | Emmvee | Suntech | Margin | | --- | --- | --- | --- | | Avg Temp Coefficient | -0.311%/°C | -0.316%/°C | +0.004 | | Bifacial Share | 91 (55%) | 114 (45%) | +10 pp | | Avg Warranty | 27.0 yrs | 28.4 yrs | +1.4 yr | ## Efficiency distribution Suntech skews to higher efficiency: 19% of lineup is 23%+ | Efficiency band | Emmvee | Suntech | | --- | --- | --- | | \<20% | 1 (0.6%) | 11 (4.3%) | | 20-21% | 48 (28.9%) | 61 (23.9%) | | 21-22% | 47 (28.3%) | 64 (25.1%) | | 22-23% | 54 (32.5%) | 70 (27.5%) | | 23%+ | 16 (9.6%) | 49 (19.2%) | ## Power distribution Suntech offers more 600W+ panels (20% of lineup) | Power band | Emmvee | Suntech | | --- | --- | --- | | \<400W | 6 (3.6%) | 32 (12.5%) | | 400-499W | 62 (37.3%) | 104 (40.8%) | | 500-599W | 72 (43.4%) | 69 (27.1%) | | 600-699W | 16 (9.6%) | 42 (16.5%) | | 700W+ | 10 (6.0%) | 8 (3.1%) | ## Cell technology Dominant cell tech: **TOPCon** (61%) Dominant cell tech: **TOPCon** (71%) | Technology | Emmvee | Suntech | | --- | --- | --- | | TOPCon | 102 (61.4%) | 180 (70.6%) | | PERC | 63 (38.0%) | 5 (2.0%) | | N-type | 1 (0.6%) | 5 (2.0%) | | Unknown | 0 | 65 (25.5%) | ## Top panels, Emmvee | # | Model | Power | Efficiency | Temp. coefficient | Technology | | --- | --- | --- | --- | --- | --- | | 1 | [E720HCBG 132-T](https://comparepv.com/panel/emmvee-e720hcbg-132-t) | 720 | 23.2 | -0.290 | Monocrystalline | | 2 | [E720HCBG132-T](https://comparepv.com/panel/emmvee-e720hcbg132-t) | 720 | 23.2 | -0.290 | Monocrystalline | | 3 | [E715HCBG 132-T](https://comparepv.com/panel/emmvee-e715hcbg-132-t) | 715 | 23.0 | -0.290 | Monocrystalline | | 4 | [E715HCBG132-T](https://comparepv.com/panel/emmvee-e715hcbg132-t) | 715 | 23.0 | -0.290 | Monocrystalline | | 5 | [E710HCBG 132-T](https://comparepv.com/panel/emmvee-e710hcbg-132-t) | 710 | 22.9 | -0.290 | Monocrystalline | | 6 | [E710HCBG132-T](https://comparepv.com/panel/emmvee-e710hcbg132-t) | 710 | 22.9 | -0.290 | Monocrystalline | | 7 | [E705HCBG 132-T](https://comparepv.com/panel/emmvee-e705hcbg-132-t) | 705 | 22.7 | -0.290 | Monocrystalline | | 8 | [E705HCBG132-T](https://comparepv.com/panel/emmvee-e705hcbg132-t) | 705 | 22.7 | -0.290 | Monocrystalline | | 9 | [E700HCBG 132-T](https://comparepv.com/panel/emmvee-e700hcbg-132-t) | 700 | 22.5 | -0.290 | Monocrystalline | | 10 | [E700HCBG132-T](https://comparepv.com/panel/emmvee-e700hcbg132-t) | 700 | 22.5 | -0.290 | Monocrystalline | ## Top panels, Suntech | # | Model | Power | Efficiency | Temp. coefficient | Technology | | --- | --- | --- | --- | --- | --- | | 1 | [STP735S-D66-Nsh+](https://comparepv.com/panel/suntech-stp735s-d66-nsh) | 735 | 23.7 | -0.280 | Monocrystalline | | 2 | [STP730S-D66-Nsh+](https://comparepv.com/panel/suntech-stp730s-d66-nsh) | 730 | 23.5 | -0.280 | Monocrystalline | | 3 | [STP725S-D66-Nsh+](https://comparepv.com/panel/suntech-stp725s-d66-nsh) | 725 | 23.3 | -0.280 | Monocrystalline | | 4 | [STP720S-D66-Nsh+](https://comparepv.com/panel/suntech-stp720s-d66-nsh) | 720 | 23.2 | -0.280 | Monocrystalline | | 5 | [STP715S-D66-Nsh+](https://comparepv.com/panel/suntech-stp715s-d66-nsh) | 715 | 23.0 | -0.280 | Monocrystalline | | 6 | [STP710S-D66-Nsh+](https://comparepv.com/panel/suntech-stp710s-d66-nsh) | 710 | 22.9 | -0.290 | Monocrystalline | | 7 | [STP705S-D66-Nsh+](https://comparepv.com/panel/suntech-stp705s-d66-nsh) | 705 | 22.7 | -0.290 | Monocrystalline | | 8 | [STP700S-D66-Nsh+](https://comparepv.com/panel/suntech-stp700s-d66-nsh) | 700 | 22.5 | -0.290 | Monocrystalline | | 9 | [STP675S-D66/Wmh](https://comparepv.com/panel/suntech-stp675s-d66-wmh) | 675 | 21.7 | -0.340 | Monocrystalline | | 10 | [STP670S-D66/Wmh](https://comparepv.com/panel/suntech-stp670s-d66-wmh) | 670 | 21.6 | -0.340 | Monocrystalline | ## Summary Emmvee is an Indian solar manufacturer headquartered in Bengaluru, founded in 1992 originally as a maker of solar water heaters before entering PV module production in 2007. Through 2025 the company expanded aggressively, reaching roughly 10.3 GW of annual module manufacturing capacity, and it was the only Indian manufacturer to pass all seven tests in the Kiwa PVEL 2024 Reliability Scorecard, a strong signal of bankability. Suntech, by contrast, is a Chinese manufacturer based in Wuxi, founded in 2001, which at its peak was the world's largest module shipper but filed for bankruptcy in 2013 and was acquired by Shunfeng Photovoltaic, and in 2025 entered a fresh pre-restructuring process in China due to insufficient assets to cover its obligations. On institutional footing, Emmvee currently looks considerably steadier than the financially troubled Suntech. Emmvee's lineup centers on monocrystalline modules, including bifacial variants, sold into residential, commercial rooftop and utility-scale ground-mount segments, alongside a growing push into battery storage and agrivoltaic products. Suntech focuses mainly on residential and small commercial installations, offering half-cut cell modules and newer N-type TOPCon glass-glass series with claimed efficiencies above 22 percent and 25 to 30 year warranties. For international buyers this means both brands can technically serve similar rooftop and small-scale projects, but sourcing decisions should weigh each manufacturer's local after-sales and warranty support. For a typical buyer prioritizing long-term warranty security and a stable supply base, Emmvee is the more defensible default given its recent capacity growth and strong reliability testing results. Suntech remains a recognizable brand with competitive technical specifications, but its recent financial restructuring in China warrants extra due diligence on current Tier 1 standing and warranty enforceability before committing to a purchase. Written by claude-sonnet-5 from the figures above. ## Other comparisons - [Emmvee vs A.B. Energy](https://comparepv.com/emmvee-vs-a-b-energy) - [AE Solar vs Suntech](https://comparepv.com/ae-solar-vs-suntech) - [Emmvee vs AEET](https://comparepv.com/emmvee-vs-aeet) - [AIKO vs Suntech](https://comparepv.com/aiko-vs-suntech) - [Emmvee vs AKCOME](https://comparepv.com/emmvee-vs-akcome) - [ARTsolar vs Suntech](https://comparepv.com/artsolar-vs-suntech) --- Source: https://comparepv.com/emmvee-vs-suntech Not in this file, on the page: the distributions above drawn as charts.