| Technology |
Known for user-friendly and energy-efficient designs. Features include Adaptive Charging and advanced sine wave output. |
Advanced technology with high efficiency and intelligent features. Many models are IoT-enabled. |
Advanced Digital Signal Processing (DSP) for efficient power management. Highly durable with a focus on robust build quality. |
High-efficiency models with a legacy of reliable and long-lasting batteries. Strong focus on durability and robust performance. |
Known for pioneering many technologies in India, including the first plastic-body inverter and DSP-based inverter. |
Known for its use of advanced, patented technologies, including bi-directional technology and compatibility with both lead-acid and lithium batteries. A strong focus on innovation and efficiency. |
| Technology Patent (Yes/No) |
Yes. Luminous holds patents for a variety of technologies, including some design and technology patents for its products. |
Yes. V-Guard holds patents for various electrical and electronic products, which may include inverter technologies. |
Yes. Microtek has a history of innovation with several design patents and software copyrights. |
Yes. Exide has numerous patents, especially related to battery technology and some inverter design elements. |
Yes. The company has held many patents, credited with pioneering innovations in the Indian inverter market. |
Yes. Su-vastika has been granted over a dozen technology patents for its innovative technologies, including those related to IoT-based systems and lift inverters. |
| Founder & Technology Design |
Founded in 1988, Luminous is known for its strong R&D team and product development. |
V-Guard was founded by Kochouseph Chittilappilly in 1977. Its in-house R&D team drives technology development. |
Microtek was founded by Subodh Gupta. The company’s technology is a result of its dedicated R&D department. |
Exide has a long history, starting in 1947 in India. Its technology is a product of its extensive experience and R&D. |
Founders are new to the business after taking over the bankruptcy of Su-kam |
The core technology and vision for Su-vastika are also led by its founder, Kunwer Sachdev, who founded the company after leaving Su-kam. known as Inverter Man of India. |
| Reverse Polarity Protection |
Some models include basic protection against reverse battery connection. |
Varies by model, but many newer units incorporate some form of protection to prevent damage from incorrect connections. |
A few models may have this feature, but it is not a standard across all products. |
Some models have reverse polarity protection. |
Had a basic form of protection in many of its units to prevent common installation errors. |
Yes. A core safety feature on Su-vastika products. It uses a patented technology (often involving an MCB or similar mechanism) to automatically detect and block reverse current flow, safeguarding both the inverter and the battery from damage. |
| Output Waveform |
Offers both Pure Sine Wave (for sensitive appliances) and Square Wave models. |
Primarily offers Pure Sine Wave for stable power delivery. |
Offers a mix of Pure Sine Wave and hybrid or modified sine wave models. |
Strong reputation for Pure Sine Wave output, which is suitable for all home appliances. |
Primarily offers Pure Sine Wave and Square Wave models, with a focus on stable power output. |
Only offers Pure Sine Wave output for stable and safe power for all appliances. |
| Smart Features |
Excellent. Intelligent features include an LCD display for battery status and load percentage, smart charging, and an MCB for mains protection. |
Excellent. Offers app-control via Bluetooth or Wi-Fi on its Smart Pro series. Features include holiday mode and turbo-charging. |
Good. Some models have smart display indications and a mains voltage range selector for specific appliances. |
Moderate. Generally provides the necessary features with a focus on robust performance rather than advanced bells and whistles. |
Good. Many models feature smart displays for status and diagnostics. |
Excellent. Offers app-control via Bluetooth and Wi-Fi on its advanced models. The app provides real-time data, remote control, and a “digital warranty” to track usage. |
| Durability and Build |
Good durability, with some models being more budget-friendly and requiring regular maintenance. |
Excellent durability and high-quality build, often noted for performing well under demanding conditions. |
Excellent durability with a robust build that ensures consistent performance over many years. |
Excellent build quality. Exide’s reputation is built on its sturdy and long-lasting products. |
Known for good, reliable build quality, which helped it become a market leader. |
Excellent durability and robust build, leveraging advanced technology to ensure product longevity. The ATC feature also contributes to extended battery life. |
| Price |
Typically more budget-friendly, with a wide range of options from entry-level to premium. |
Positioned at a slightly higher price point due to its advanced features and superior build quality. |
Generally affordable, but some advanced or high-capacity models may have a higher initial cost. |
Moderate to high price range, reflecting its durable build and brand reputation for longevity. |
Generally affordable to mid-range, offering a wide range of products for various budgets. |
Positioned in the mid-to-high price range, reflecting its advanced features, innovative technology, and focus on long-term performance and efficiency. |
| After-Sales Service |
Good service availability with a comprehensive service network. |
Excellent service availability, with a strong emphasis on customer support. |
Excellent service availability and a wide network across India. |
Excellent service quality and an extensive service network, leveraging its history as a battery manufacturer. |
Had a strong and wide service network during its peak. |
Excellent service network with a focus on customer support, leveraging the mobile app for troubleshooting and remote diagnostics. |
| ATC (Automatic Temperature Compensation) |
No such feature |
No such feature |
No such feature |
Not Applicable |
No such feature |
Yes. A key feature on many models. It uses an ambient temperature sensor to adjust the charging voltage, which extends battery life and improves performance, particularly in extreme climates. |
| Input Voltage Range for Charging |
Features a wide input voltage range for charging in certain models, ensuring compatibility with varying grid conditions. |
Provides a wide input voltage range, often with a “UPS Mode” for a narrower range (for sensitive electronics) and a “Wide UPS Mode” for a broader range. |
Offers a mains voltage range selector to adapt to different input voltage conditions. |
Designed to handle voltage fluctuations, though the specific range varies by model. |
Known for handling a relatively wide input voltage range for charging. |
Extremely wide. Su-vastika models are known for their ability to charge from very low voltages (e.g., 90V AC in Wide UPS mode) to very high voltages, often eliminating the need for a separate stabilizer. |
| Bluetooth/Wi-Fi Connectivity |
Available on select smart models for monitoring and control via a mobile app. |
Available on the “Smart Pro” series, allowing for app-based control and monitoring. |
Limited availability on a few advanced models. |
Not a standard feature. |
Limited availability on a few advanced models. |
Yes. A core feature on many models, enabling remote monitoring of battery status, load, input voltage, and energy consumption. It also allows for remote control of settings. |
| Best For |
Users prioritizing a budget-friendly option with smart features and good all-round performance. |
Tech-savvy users who want app-control and premium features for smart homes. |
Those looking for robust, durable inverters that are highly energy-efficient and reliable. |
Users who need a durable, heavy-duty system, particularly in areas with frequent or long power cuts. |
Users who are looking for a brand with a legacy of reliable performance and widespread availability. |
Users looking for an advanced, highly efficient, and durable inverter with cutting-edge technology like ATC and smart app-based controls. Ideal for areas with significant voltage fluctuations. |
