---
title: "Emmvee vs JS Solar - Brand Comparison | ComparePV"
description: "Compare Emmvee vs JS Solar solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background."
source: "https://comparepv.com/emmvee-vs-js-solar"
---

# Emmvee vs JS Solar

Emmvee has the broader catalog (166 vs 137 models). Emmvee leads on peak efficiency at 23.51%. Emmvee leans bifacial (55% of lineup).


## The two companies


| Attribute | Emmvee | JS Solar |
| --- | --- | --- |
| Country | India | China |
| Headquarters | Bengaluru | Jinhua |
| Founded | 1992 | 2011 |
| Employees |  |  |
| Annual capacity |  |  |
| Tier 1 | no | no |
| Listed |  |  |
| Website | [https://www.emmveephotovoltaic.com](https://www.emmveephotovoltaic.com) | [https://www.jssolar.com](https://www.jssolar.com) |


## Catalog & Power


| Measure | Emmvee | JS Solar | Margin |
| --- | --- | --- | --- |
| Panel Models | 166 | 137 | +29 |
| Max Power | 720 W | 670 W | +50 W |
| Avg Power | 526 W | 430 W | +96 W |


## Efficiency


| Measure | Emmvee | JS Solar | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 23.51% | 22.45% | +1.06 pp |
| Avg Efficiency | 21.69% | 20.03% | +1.65 pp |


## Reliability & Warranty


| Measure | Emmvee | JS Solar | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.311%/°C | -0.335%/°C | +0.023 |
| Bifacial Share | 91 (55%) | 12 (9%) | +46 pp |
| Avg Warranty | 27.0 yrs | 25.1 yrs | +1.9 yr |


## Efficiency distribution

Emmvee skews to higher efficiency: 10% of lineup is 23%+


| Efficiency band | Emmvee | JS Solar |
| --- | --- | --- |
| \<20% | 1 (0.6%) | 44 (32.1%) |
| 20-21% | 48 (28.9%) | 49 (35.8%) |
| 21-22% | 47 (28.3%) | 38 (27.7%) |
| 22-23% | 54 (32.5%) | 6 (4.4%) |
| 23%+ | 16 (9.6%) | 0 |


## Power distribution

Emmvee offers more 600W+ panels (16% of lineup)


| Power band | Emmvee | JS Solar |
| --- | --- | --- |
| \<400W | 6 (3.6%) | 54 (39.4%) |
| 400-499W | 62 (37.3%) | 44 (32.1%) |
| 500-599W | 72 (43.4%) | 32 (23.4%) |
| 600-699W | 16 (9.6%) | 7 (5.1%) |
| 700W+ | 10 (6.0%) | 0 |


## Cell technology

Dominant cell tech: **TOPCon** (61%)

Dominant cell tech: **PERC** (39%)


| Technology | Emmvee | JS Solar |
| --- | --- | --- |
| TOPCon | 102 (61.4%) | 8 (5.8%) |
| PERC | 63 (38.0%) | 53 (38.7%) |
| N-type | 1 (0.6%) | 0 |
| Unknown | 0 | 76 (55.5%) |


## 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, 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 |


## Summary

Emmvee is an Indian solar module manufacturer headquartered in Bengaluru, founded in 2007, that has undergone significant industrial expansion in recent years - in 2025 it scaled module manufacturing capacity to roughly 10.3 GW annually and broke ground on an additional integrated 6 GW cell-and-module facility in Bengaluru. The company states it was the only Indian manufacturer, and one of four globally, to pass all tests under Kiwa PVEL's Product Qualification Program in 2024, reinforcing its bankability credentials, though explicit confirmation of BloombergNEF Tier 1 listing was not found in available sources. JS Solar, by contrast, is a Chinese manufacturer for which independently verified information is considerably thinner - no confirmed Tier 1 status, GW-scale production figures, or bankability certifications comparable to Emmvee's turned up in industry reporting, pointing to a noticeably weaker institutional footprint for this brand on the global stage.

On the product side, Emmvee's portfolio leans heavily on TOPCon cell technology, supplemented by PERC modules, and spans residential rooftop systems, commercial and industrial (C&I) installations, and utility-scale ground-mount projects across a wide power range. JS Solar, per available product descriptions, offers panels rated up to roughly 670W aimed mainly at commercial applications, but without confirmed broad adoption of newer TOPCon or HJT cell technology, suggesting a more conventional and less technologically advanced positioning.

For a typical buyer, particularly one involved in bank-financed utility projects or long-term warranty-sensitive installations, Emmvee is the more defensible default choice given its documented production scale, technology investment, and coverage by established industry outlets such as PV Magazine and PV Tech. JS Solar may suit lower-budget procurement, but buyers should request additional bankability and technical documentation directly from the supplier before committing, since independent verification of this brand remains limited.

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 JS Solar](https://comparepv.com/ae-solar-vs-js-solar)
- [Emmvee vs AEET](https://comparepv.com/emmvee-vs-aeet)
- [AIKO vs JS Solar](https://comparepv.com/aiko-vs-js-solar)
- [Emmvee vs AKCOME](https://comparepv.com/emmvee-vs-akcome)
- [ARTsolar vs JS Solar](https://comparepv.com/artsolar-vs-js-solar)


---

Source: https://comparepv.com/emmvee-vs-js-solar

Not in this file, on the page: the distributions above drawn as charts.