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

# Techwise Solar vs Vikram Solar

Vikram Solar has the broader catalog (202 vs 164 models). Techwise Solar leads on peak efficiency at 23.80%. Vikram Solar leans bifacial (74% of lineup).


## The two companies


| Attribute | Techwise Solar | Vikram Solar |
| --- | --- | --- |
| Country |  | India |
| Headquarters |  | Kolkata |
| Founded |  | 2005 |
| Employees |  | 1,895 |
| Annual capacity |  | 9.5 GW/year |
| Tier 1 | no | yes |
| Listed |  | NSE, BSE: VIKRAMSOLR |
| Website |  | [http://www.vikramsolar.com](http://www.vikramsolar.com) |

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 | Techwise Solar | Vikram Solar | Margin |
| --- | --- | --- | --- |
| Panel Models | 164 | 202 | +38 |
| Max Power | 720 W | 735 W | +15 W |
| Avg Power | 530 W | 553 W | +23 W |


## Efficiency


| Measure | Techwise Solar | Vikram Solar | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 23.80% | 23.69% | +0.11 pp |
| Avg Efficiency | 21.88% | 21.45% | +0.43 pp |


## Reliability & Warranty


| Measure | Techwise Solar | Vikram Solar | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.317%/°C | -0.334%/°C | +0.017 |
| Bifacial Share | 81 (49%) | 150 (74%) | +25 pp |
| Avg Warranty | 27.3 yrs | 28.6 yrs | +1.3 yr |


## Efficiency distribution

Techwise Solar skews to higher efficiency: 9% of lineup is 23%+


| Efficiency band | Techwise Solar | Vikram Solar |
| --- | --- | --- |
| \<20% | 2 (1.2%) | 11 (5.4%) |
| 20-21% | 25 (15.2%) | 42 (20.8%) |
| 21-22% | 47 (28.7%) | 106 (52.5%) |
| 22-23% | 74 (45.1%) | 27 (13.4%) |
| 23%+ | 15 (9.1%) | 16 (7.9%) |
| Unknown | 1 (0.6%) | 0 |


## Power distribution

Vikram Solar offers more 600W+ panels (42% of lineup)


| Power band | Techwise Solar | Vikram Solar |
| --- | --- | --- |
| \<400W | 4 (2.4%) | 12 (5.9%) |
| 400-499W | 60 (36.6%) | 54 (26.7%) |
| 500-599W | 55 (33.5%) | 52 (25.7%) |
| 600-699W | 40 (24.4%) | 69 (34.2%) |
| 700W+ | 5 (3.0%) | 15 (7.4%) |


## Cell technology

Dominant cell tech: **TOPCon** (70%)

Dominant cell tech: **PERC** (75%)


| Technology | Techwise Solar | Vikram Solar |
| --- | --- | --- |
| TOPCon | 114 (69.5%) | 8 (4.0%) |
| PERC | 46 (28.0%) | 152 (75.2%) |
| Unknown | 4 (2.4%) | 0 |
| N-type | 0 | 30 (14.9%) |
| HJT | 0 | 12 (5.9%) |


## 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 |


## 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 | [SURYAVA VSMDH.66.725.05](https://comparepv.com/panel/vikram-solar-suryava-vsmdh-66-725-05) | 725 | 23.3 | -0.260 | Monocrystalline |
| 4 | [SURYAVA VSMDH.66.720.05](https://comparepv.com/panel/vikram-solar-suryava-vsmdh-66-720-05) | 720 | 23.2 | -0.260 | Monocrystalline |
| 5 | [HYPERSOL VSMDH.66.AAA.05-720](https://comparepv.com/panel/vikram-solar-hypersol-vsmdh-66-aaa-05-720) | 720 | 23.2 | -0.280 | Monocrystalline |
| 6 | [SURYAVA VSMDH.66.715.05](https://comparepv.com/panel/vikram-solar-suryava-vsmdh-66-715-05) | 715 | 23.0 | -0.260 | Monocrystalline |
| 7 | [HYPERSOL VSMDH.66.715.05](https://comparepv.com/panel/vikram-solar-hypersol-vsmdh-66-715-05) | 715 | 23.0 | -0.300 | Monocrystalline |
| 8 | [HYPERSOL VSMDH.66.AAA.05-715](https://comparepv.com/panel/vikram-solar-hypersol-vsmdh-66-aaa-05-715) | 715 | 23.0 | -0.280 | Monocrystalline |
| 9 | [SURYAVA VSMDH.66.710.05](https://comparepv.com/panel/vikram-solar-suryava-vsmdh-66-710-05) | 710 | 22.9 | -0.260 | Monocrystalline |
| 10 | [HYPERSOL VSMDH.66.710.05](https://comparepv.com/panel/vikram-solar-hypersol-vsmdh-66-710-05) | 710 | 22.9 | -0.300 | Monocrystalline |


## Summary

Techwise Solar Technology Co., Ltd. is a Chinese solar panel manufacturer with an annual nameplate production capacity of approximately 1 GW. The company holds TUV, CE, ISO, and CGC certifications and operates in the supply chain primarily as an ODM and OEM provider for larger, globally recognized brands - it does not appear on BloombergNEF's Tier 1 module manufacturer list. Vikram Solar was founded in 2005 by Gyanesh Chaudhary and is headquartered in Kolkata, West Bengal, India. The company expanded its manufacturing capacity to 4.5 GW in February 2025 and reportedly reached 9.5 GW by January 2026. It regained BloombergNEF Tier 1 bankability status in 2024 - a distinction it first held in 2014 as India's sole Tier 1 module maker at the time - and completed a public listing on the Bombay Stock Exchange and National Stock Exchange of India in August 2025. On institutional footprint and financial transparency, Vikram Solar holds a clear and substantive advantage.

Techwise Solar produces monocrystalline panels in PERC and TOPCon configurations, including bifacial glass-glass variants, across a range of cell formats suited to residential rooftop and mid-size commercial projects. Its market positioning is built around cost-competitive supply, frequently through white-label arrangements, which makes its modules common in price-sensitive deployments where brand recognition is secondary to unit cost. Vikram Solar has publicly committed to n-type TOPCon and HJT technologies under its Hypersol product line, with a confirmed 1,000 MW n-type TOPCon glass-to-glass supply contract for JSW Neo Energy announced in early 2025. Its portfolio spans residential rooftop, commercial and industrial rooftop, and large utility-scale ground-mount segments, with utility-scale projects historically representing its core strength in both domestic and export markets including Europe and North America.

For buyers where bankability and warranty longevity carry weight - utilities, institutional developers, or lenders conducting project finance due diligence - Vikram Solar is the more defensible default, supported by verified Tier 1 status, a publicly listed balance sheet, and demonstrated scale in next-generation cell technology. Techwise Solar can be a practical option in smaller-scale, cost-driven contexts where the integrator provides independent quality assurance and bankability documentation is not a requirement. The two brands are not interchangeable for projects subject to lender scrutiny.

Written by claude-sonnet from the figures above.


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- [Techwise Solar vs AEET](https://comparepv.com/techwise-solar-vs-aeet)
- [AIKO vs Vikram Solar](https://comparepv.com/aiko-vs-vikram-solar)
- [Techwise Solar vs AKCOME](https://comparepv.com/techwise-solar-vs-akcome)
- [ARTsolar vs Vikram Solar](https://comparepv.com/artsolar-vs-vikram-solar)


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

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