---
title: "Resun Solar vs Vikram Solar - Brand Comparison | ComparePV"
description: "Compare Resun Solar vs Vikram Solar solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background."
source: "https://comparepv.com/resun-solar-vs-vikram-solar"
image: "https://comparepv.com/og/compare/manufacturers/resun-solar/vikram-solar.png"
---

# Resun Solar vs Vikram Solar

Resun Solar has the broader catalog (280 vs 213 models). Vikram Solar leads on peak efficiency at 24.80%. Vikram Solar leans bifacial (76% of lineup).


## The two companies


| Attribute | Resun Solar | Vikram Solar |
| --- | --- | --- |
| Country | China | India |
| Headquarters | Suzhou | Kolkata |
| Founded | 2007 | 2005 |
| Employees |  | 1,895 |
| Annual capacity | 1 GW/year | 9.5 GW/year |
| Tier 1 |  | yes |
| Listed |  | NSE, BSE: VIKRAMSOLR |
| Website | [http://www.resunsolar.com](http://www.resunsolar.com) | [http://www.vikramsolar.com](http://www.vikramsolar.com) |

Resun Solar Energy Co., Ltd. specializes in developing and manufacturing high-quality, cost-effective photovoltaic solar modules. With factories accredited by ISO9001 & 14001, their panels are certified by TUV, IEC61215, IEC61730, and other international quality systems. The company's sales network spans over 80...

Vikram Solar Limited is a leading Indian solar photovoltaic (PV) module manufacturer and solar solutions provider. They offer engineering, procurement, construction (EPC), and operations & maintenance (O&M) services for solar plants. The company manufactures high-efficiency solar PV modules and has a pan-India...


## Catalog & Power


| Measure | Resun Solar | Vikram Solar | Margin |
| --- | --- | --- | --- |
| Panel Models | 280 | 213 | +67 |
| Max Power | 735 W | 735 W |  |
| Avg Power | 474 W | 560 W | +85 W |


## Efficiency


| Measure | Resun Solar | Vikram Solar | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 23.66% | 24.80% | +1.14 pp |
| Avg Efficiency | 20.97% | 21.58% | +0.61 pp |


## Reliability & Warranty


| Measure | Resun Solar | Vikram Solar | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.329%/°C | -0.330%/°C | +0.001 |
| Bifacial Share | 73 (26%) | 161 (76%) | +50 pp |
| Avg Warranty | 30.0 yrs | 28.7 yrs | +1.3 yr |


## Efficiency distribution

Vikram Solar skews to higher efficiency: 13% of lineup is 23%+


| Efficiency band | Resun Solar | Vikram Solar |
| --- | --- | --- |
| \<20% | 68 (24.3%) | 11 (5.2%) |
| 20-21% | 33 (11.8%) | 42 (19.7%) |
| 21-22% | 61 (21.8%) | 106 (49.8%) |
| 22-23% | 101 (36.1%) | 27 (12.7%) |
| 23%+ | 17 (6.1%) | 27 (12.7%) |


## Power distribution

Vikram Solar offers more 600W+ panels (45% of lineup)


| Power band | Resun Solar | Vikram Solar |
| --- | --- | --- |
| \<400W | 76 (27.1%) | 12 (5.6%) |
| 400-499W | 81 (28.9%) | 54 (25.4%) |
| 500-599W | 55 (19.6%) | 52 (24.4%) |
| 600-699W | 54 (19.3%) | 77 (36.2%) |
| 700W+ | 14 (5.0%) | 18 (8.5%) |


## Cell technology

Dominant cell tech: TOPCon (55%)

Dominant cell tech: PERC (71%)


| Technology | Resun Solar | Vikram Solar |
| --- | --- | --- |
| TOPCon | 155 (55.4%) | 7 (3.3%) |
| Unknown | 120 (42.9%) | 0 |
| PERC | 5 (1.8%) | 152 (71.4%) |
| N-type | 0 | 36 (16.9%) |
| HJT | 0 | 12 (5.6%) |
| Back Contact | 0 | 6 (2.8%) |


## Top panels, Resun Solar


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [RS9H-M TOPCON-735](https://comparepv.com/panel/resun-solar-rs9h-m-topcon-735) | 735 | 23.7 | -0.300 | Monocrystalline |
| 2 | [RS9H-M TOPCON-730](https://comparepv.com/panel/resun-solar-rs9h-m-topcon-730) | 730 | 23.5 | -0.300 | Monocrystalline |
| 3 | [RS9H-M TOPCON-725](https://comparepv.com/panel/resun-solar-rs9h-m-topcon-725) | 725 | 23.3 | -0.300 | Monocrystalline |
| 4 | [RS9H-M TOPCON-720](https://comparepv.com/panel/resun-solar-rs9h-m-topcon-720) | 720 | 23.2 | -0.300 | Monocrystalline |
| 5 | [RS9H-M-720](https://comparepv.com/panel/resun-solar-rs9h-m-720) | 720 | 23.2 | -0.300 | Monocrystalline |
| 6 | [RS9H-M-DG-720](https://comparepv.com/panel/resun-solar-rs9h-m-dg-720) | 720 | 23.2 | -0.300 | Monocrystalline |
| 7 | [RS9H-M-715](https://comparepv.com/panel/resun-solar-rs9h-m-715) | 715 | 23.0 | -0.300 | Monocrystalline |
| 8 | [RS9H-M-DG-715](https://comparepv.com/panel/resun-solar-rs9h-m-dg-715) | 715 | 23.0 | -0.300 | Monocrystalline |
| 9 | [RS9H-M-710](https://comparepv.com/panel/resun-solar-rs9h-m-710) | 710 | 22.9 | -0.300 | Monocrystalline |
| 10 | [RS9H-M-DG-710](https://comparepv.com/panel/resun-solar-rs9h-m-dg-710) | 710 | 22.9 | -0.300 | Monocrystalline |


## Top panels, Vikram Solar


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [SURYAVA VSMDH.66.735.05](https://comparepv.com/panel/vikram-solar-suryava-vsmdh-66-735-05) | 735 | 23.7 | -0.260 | Monocrystalline |
| 2 | [SURYAVA VSMDH.66.730.05](https://comparepv.com/panel/vikram-solar-suryava-vsmdh-66-730-05) | 730 | 23.5 | -0.260 | Monocrystalline |
| 3 | [HYPERSOL VSMDH.66.730.05](https://comparepv.com/panel/vikram-solar-hypersol-vsmdh-66-730-05) | 730 | 23.5 | -0.280 | Monocrystalline |
| 4 | [SURYAVA VSMDH.66.725.05](https://comparepv.com/panel/vikram-solar-suryava-vsmdh-66-725-05) | 725 | 23.3 | -0.260 | Monocrystalline |
| 5 | [HYPERSOL VSMDH.66.725.05](https://comparepv.com/panel/vikram-solar-hypersol-vsmdh-66-725-05) | 725 | 23.3 | -0.280 | Monocrystalline |
| 6 | [SURYAVA VSMDH.66.720.05](https://comparepv.com/panel/vikram-solar-suryava-vsmdh-66-720-05) | 720 | 23.2 | -0.260 | Monocrystalline |
| 7 | [HYPERSOL VSMDH.66.AAA.05-720](https://comparepv.com/panel/vikram-solar-hypersol-vsmdh-66-aaa-05-720) | 720 | 23.2 | -0.280 | Monocrystalline |
| 8 | [HYPERSOL VSMDH.66.720.05](https://comparepv.com/panel/vikram-solar-hypersol-vsmdh-66-720-05) | 720 | 23.2 | -0.280 | Monocrystalline |
| 9 | [SURYAVA VSMDH.66.715.05](https://comparepv.com/panel/vikram-solar-suryava-vsmdh-66-715-05) | 715 | 23.0 | -0.260 | Monocrystalline |
| 10 | [HYPERSOL VSMDH.66.715.05](https://comparepv.com/panel/vikram-solar-hypersol-vsmdh-66-715-05) | 715 | 23.0 | -0.280 | Monocrystalline |


## Summary

Resun Solar is a Chinese module manufacturer based around Suzhou/Changzhou in Jiangsu province, operating under the Resun Solar and Restar Solar brands since roughly 2005-2007. The company states annual production capacity somewhere between 3 and 5 GW depending on the source, covering mono, poly, double-glass bifacial and BC-type modules across a wide power range up to 720 W. Available sources do not confirm Resun Solar's presence on BloombergNEF's Tier 1 list, suggesting a smaller institutional footprint than larger competitors. Vikram Solar, an Indian manufacturer, has repeatedly held Tier 1 status from BloombergNEF for at least eight consecutive quarters, giving it a clearly stronger bankability profile for financed, large-scale projects. Its nameplate capacity has grown to roughly 4.5 GW, with more recent figures citing cumulative capacity near 9.5 GW following expansions at its Falta (West Bengal) and Oragadam (Chennai) facilities - making Vikram the stronger institutional player of the two.

Resun Solar's catalog leans toward export-oriented, cost-competitive panels suited to residential rooftops and smaller commercial installations, without a strong utility-scale positioning. Vikram Solar fields a broader and more technologically current lineup, including PERC, bifacial, and newer-generation TOPCon (around 605-630 Wp) and HJT (around 710-735 Wp) modules, which lets it serve residential rooftop, commercial and utility-scale ground-mount segments alike.

For a typical buyer needing bank-financed or institutionally backed procurement, Vikram Solar is the safer default choice thanks to its confirmed Tier 1 status and more advanced cell technology mix. Resun Solar can be a reasonable option where price is the priority and bankability requirements are looser, but the two brands are not fully interchangeable given the gap in scale, technology maturity, and recognition among project financiers.

Written by claude-sonnet-5 from the figures above.


## Other comparisons

- [Resun Solar vs A.B. Energy](https://comparepv.com/resun-solar-vs-a-b-energy)
- [AE Solar vs Vikram Solar](https://comparepv.com/ae-solar-vs-vikram-solar)
- [Resun Solar vs AEET](https://comparepv.com/resun-solar-vs-aeet)
- [AIKO vs Vikram Solar](https://comparepv.com/aiko-vs-vikram-solar)
- [Resun Solar vs AKCOME](https://comparepv.com/resun-solar-vs-akcome)
- [ARTsolar vs Vikram Solar](https://comparepv.com/artsolar-vs-vikram-solar)


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Source: https://comparepv.com/resun-solar-vs-vikram-solar

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