Author: Yingjun Kitchenware Ni-Kovic Kitchen Equipment | Special Feature on Commercial Kitchen Equipment | Last Updated: July 2026
To open a restaurant, a Hong Kong-style café, a Chinese restaurant, or a cafeteria in Hong Kong,Choosing Kitchen StovesThis is often the most critical—and most easily underestimated—decision in the entire kitchen renovation project. Should you stick with the traditional approach?Gas Stove(coal-fired stoves / propane stoves), or switch to the type that has become increasingly popular in the food service industry in recent years,Commercial Induction Cooktop? This question involves energy costs, kitchen temperature, safety risks, ventilation load, cleaning and maintenance, and even long-term operating profits.
This article was written by someone who has been deeply involved in Hong Kong’s foodservice equipment industry for many years.Yingjun Kitchenware (Ni-Kovic)Compiled fromHeating Principles, Energy Costs, Safety, Kitchen Ambient Temperature, Cleaning and Maintenance, Heat Output, and Suitable ApplicationsCovering six key areas, this comprehensive and practical comparison guide is designed for restaurant owners who are currently renovating or remodeling their kitchens. Whether you run a Hong Kong-style tea restaurant, a Chinese restaurant, a Japanese restaurant, or a chain cafeteria, you’ll find the answers you need in this article.
This article guide
- I. Comparison of the Heating Principles of Commercial Induction Cooktops and Gas Ranges
- II. Energy Costs: Can Electricity Really Save About Two-Thirds of Fuel Costs?
- III. Safety: The inherent advantages of having no open flame and no gas leaks
- IV. Kitchen Ambient Temperature: Open flames cause the ambient temperature to rise by 15–20°C
- V. Cleaning, Maintenance, and Upkeep Costs
- VI. Heat and Cooking Performance: Myths About Tossing the Wok and Stir-Frying
- VII. Conclusion on Suitable Scenarios: Which Model Should Your Restaurant Choose?
- VIII. Recommendations for Kitchen Equipment Configuration in Hong Kong Restaurants
- Frequently Asked Questions (FAQ)
I. Comparison of the Heating Principles of Commercial Induction Cooktops and Gas Ranges
1.1 Gas Stove: Indirect heating via an open flame
Traditional gas stoves (coal gas or liquefied petroleum gas stoves) work by burning natural gas or liquefied petroleum gas to produce an open flame, which then transfers heat to the bottom of the wok or pot. This method is the most intuitive—the size of the flame is immediately apparent—and is therefore very popular among Chinese chefs. However, the problem is that,A significant portion of the heat generated by the flame does not transfer to the cookware but instead dissipates into the air around the pot.. In other words, the energy conversion efficiency of gas stoves is inherently limited.
1.2 Commercial Induction Cooktops: Electromagnetic induction directly heats the cookware
Commercial induction cooktops useElectromagnetic Induction Heating Technology. When the coils beneath the cooktop are energized, they generate a high-frequency alternating magnetic field, which induces eddy currents directly in the bottom of magnetic cookware (cast iron or magnetic stainless steel) to generate heat. SinceThe heating element is the cookware itself....Since heat is not transferred through the air, there is virtually no energy loss; this is the fundamental reason why induction cooktops are far more efficient than open-flame stoves.
Industry test data shows that the thermal efficiency of induction cooktops generally reaches 85%–90%...with some commercial models even reaching 95%; whereas gas stoves generally have a thermal efficiency of only 40%–60%. This means that when cooking the same pot of food, a gas stove wastes nearly half the energy.
1.3 Quick Reference Table of Principles and Basic Characteristics
|
Comparison Criteria |
Commercial Induction Cooktop |
Gas Stove (Natural Gas/LPG) |
|
Heating Method |
Electromagnetic induction; the cookware generates heat on its own |
Open-Flame Combustion, Flame Propagation |
|
Thermal Efficiency |
Approx. 85%–95% |
Approx. 40%–60% |
|
Rate of temperature increase |
Fast, instant response |
Medium; takes time to heat up |
|
Open flame |
none |
have |
|
Exhaust Emissions |
No combustion exhaust gases |
Carbon monoxide, nitrogen oxides |
|
Cookware Requirements |
Requires magnetic cookware |
Unlimited |
|
Installation |
Plug-and-play; no gas line required |
Requires connection to a natural gas or propane pipeline |
To learn more about the heating performance of different Yingjun models, please visit ourCommercial Induction Cooktop Series...including a variety of professional models such as single-burner induction woks, low-profile induction soup stoves, and floor-standing four-burner induction cooktops.
II. Energy Costs: Can Electricity Really Save About Two-Thirds of Fuel Costs?
"Will the electricity bill be too high?" This is the first question almost every restaurant owner asks when considering switching to commercial induction cooktops. The answer lies inThermal Efficiency, Energy Cost per Unit, Cooking TimeCalculations should be based on a comprehensive analysis from three perspectives, rather than focusing solely on the face value of the electricity rate per kilowatt-hour.
2.1 Efficiency Gaps Are the Key to Saving Money
According to data from the International Energy Agency, because the heat source in an induction cooktop is the cookware itself, its energy consumption is approximatelyThree times; Conversely, gas stoves lose as much as two-thirds of their energy because a large amount of heat is dissipated into the air and the cooktop surface. Not only is this excess heat wasted, but it also makes the already hot environment of a commercial kitchen even more stifling.
Industry tests have also confirmed this: when performing the same cooking tasks,Commercial induction cooktops can save approximately 55% in energy costs compared to gas., and since cooking time is reduced by about 10% compared to traditional stoves, the long-term energy savings are quite significant. This is precisely the origin of the claim that “electricity can save about two-thirds of fuel costs”—it’s not that electricity is cheap, but rather that it’s highly efficient and results in less waste.
2.2 Real-Life Examples of “Gas-to-Electricity” Conversions in Mainland Canteens
In mainland China, a trend toward “switching from gas to electricity” has taken hold in large cafeterias in recent years. After switching to electric cooking equipment, one university cafeteria saved approximately 100,000 RMB in energy costs over the course of a year; another government agency’s cafeteria achieved an overall cost reduction of 30%. These examples demonstrate that:The more frequently a kitchen is used and the longer its operating hours, the faster the return on investment when switching to induction cooktops.。
2.3 Initial Investment vs. Long-Term Returns
It must be honestly pointed out that the purchase cost of a commercial induction cooktop is typically higher than that of a comparable gas range, which is one of its main drawbacks. However, sinceNo open flame, low failure rate, and no need for regular inspections of gas lines... The average annual maintenance costs for induction cooktops are significantly lower, and their average lifespan is also longer. Therefore, the correct approach is to view the cooktop as anLong-Term Operating Investments, rather than a one-time purchase.
|
Cost Items |
Commercial Induction Cooktop |
Gas Stove |
|
Initial Acquisition Cost |
Higher |
Lower |
|
Energy Costs |
Low (high efficiency, minimal waste) |
High (approximately two-thirds of the heat is lost) |
|
Maintenance and Repair Costs |
Low (no open flame, no piping) |
Higher (requires inspection of gas lines and replacement of parts) |
|
Equipment Lifespan |
Longer |
Shorter |
|
Hidden Costs of Ventilation and Air Conditioning Systems |
Low (the kitchen is cooler) |
High (requires stronger ventilation and air conditioning) |
III. Safety: The inherent advantages of having no open flame and no gas leaks
In Hong Kong, where real estate is at a premium and kitchen spaces are cramped,Fire SafetyThis is a non-negotiable bottom line for restaurant operations. The safety gap between commercial induction cooktops and gas stoves may be the deciding factor.
3.1 Induction Cooktops: Eliminating Fire and Gas Leak Risks at the Source
- Uncontrolled Anger:It does not produce an open flame during use, does not require a vent, and poses no risk of explosions or fires caused by leaks of LPG or natural gas.
- Multi-layered Protection:The power switch is equipped with an automatic safety mechanism that prevents accidents caused by short circuits; mainstream models also feature dry-run protection, overheat protection, and an automatic power-off function.
- Low risk of burns:Once the cooktop has stopped operating, its surface temperature is lower, significantly reducing the risk of employees accidentally touching it and getting burned compared to a red-hot gas stove.
3.2 Safety Hazards Associated with Gas Stoves
Gas stoves rely on open flames and gas lines, which inherently poseLeaks, backdrafts, carbon monoxide poisoningrisks. In addition, open flames produce exhaust gases such as carbon monoxide and nitrogen oxides; prolonged exposure not only affects employee health but may also exacerbate respiratory problems such as asthma. Studies have also shown that gas stoves may leak trace amounts of harmful substances even when not in use. Therefore, when using a gas stove,It is essential to ensure that the kitchen is well-ventilated.。
For stores located in shopping malls, basements, or those that cannot be connected to the natural gas pipeline,The "Plug-and-Play" Feature of Commercial Induction CooktopsIt is often the only viable option—which is also a major reason why so many newly opened restaurants have switched to induction cooking equipment in recent years.
IV. Kitchen Ambient Temperature: Open flames cause the ambient temperature to rise by 15–20°C
Anyone who has ever been in a restaurant kitchen during the summer in Hong Kong understands that stifling heat. The open flames of gas stoves release a great deal of excess heat into the air, causingThe temperature in the kitchen is 15–20°C higher than outside.It's not uncommon. This leads to a series of knock-on costs:
- Harsh working conditions:Employees who work in high-temperature environments are prone to fatigue and heat exhaustion, and turnover rates rise.
- Exhaust Fans and Air Conditioning Load:To keep the kitchen cool, we had to install a more powerful exhaust system and an air conditioner, which caused our electricity bill to go up instead of down.
- Pressure from Equipment and Ingredients:Prolonged high temperatures accelerate equipment wear and tear and also affect the freshness of ingredients.
In contrast, commercial induction cooktops, becauseHeat is concentrated in the cookware and does not escape into the air...It can significantly lower the temperature in the kitchen, allowing chefs to work in a more comfortable environment while reducing the associated costs of ventilation and air conditioning. This is an often-overlooked benefit that has a profound impact on employee retention and long-term costs.
With many years of experience in the foodservice engineering industry, Yingjun also specializes in providingKitchen Layout Design and Improvements to Ventilation and Exhaust SystemsServices that help restaurants reduce kitchen temperatures and energy consumption through comprehensive planning.
V. Cleaning, Maintenance, and Upkeep Costs
5.1 Induction Cooktop: Sleek Design, Wipes Clean in a Flash
Most commercial induction cooktops feature a flat cooking surface design with no grates or gaps between burners, so any splattered broth or grease can be easily wiped away with a cloth. SinceSince there is no combustion process, no cooking fumes, carbon deposits, or harmful gases are produced....The overall hygiene conditions in the kitchen are noticeably better, and it is also more likely to pass the Food and Environmental Hygiene Department’s hygiene inspection.
5.2 Gas Stove: Dirt and grime accumulate in the gaps of the stove rack
The burners and supports on traditional gas stoves are prone to accumulating grease, and once food scraps fall into the crevices, cleaning them can be quite time-consuming. Although newer built-in gas stoves have adopted a sealed burner design to address this issue, they still aren’t as easy to clean overall as flat-top induction cooktops. In addition, gas stoves requireRegularly inspect the lines and replace the ignition battery and parts, but long-term maintenance is more complicated.
VI. Heat and Cooking Performance: Myths About Tossing the Wok and Stir-Frying
Many Chinese chefs worry, “Can’t you achieve that wok hei with an induction cooktop?” This is a genuine concern when choosing a cooktop, and it’s worth discussing frankly.
6.1 The Heating Advantages of Gas Stoves
Gas stoves have powerful heat andVisualization...Chefs can intuitively adjust the flame size, making it particularly well-suited for Chinese cuisine that requires high-heat stir-frying, tossing ingredients in the wok, and achieving that authentic wok-hei flavor. This is the key reason why gas stoves are still widely used in restaurants and street food stalls today.
6.2 Commercial electromagnetic stir-fry ranges have significantly closed the gap
However, with technological advances,Professional-Grade Commercial Induction Wok StoveIts heating power is sufficient to meet the vast majority of Chinese culinary needs. The high-power concave (wok) induction cooktop provides concentrated and powerful heating; combined with its single-front, single-rear design (stir-frying in the front, soup-making in the back), it allows for simultaneous wok stir-frying and soup simmering. For kitchens with high volume and a need for consistent heat, the instant and precise temperature control of induction wok ranges offers a distinct advantage.
If your restaurant specializes in Chinese cuisine, we recommend trying Yingjun’sCommercial Induction Wok Range Series, Test the feel and heat of the wok in person before deciding whether to switch.
6.3 Limitations of Induction Cooktops
- Cookware Restrictions:Only cookware with a magnetic base (cast iron, magnetic stainless steel) can be used; glass, ceramic, and aluminum cookware cannot be used, which may increase the initial cost of replacing cookware.
- Reliance on Electricity:A stable power supply is required; the unit cannot be used during power outages. When retrofitting, the kitchen’s electrical load (220V/380V) must also be assessed.
VII. Conclusion on Suitable Scenarios: Which Model Should Your Restaurant Choose?
There is no such thing as the absolute “best” stove; there is onlyBest suited to your restaurant's positioning and kitchen conditionsChoices. Here are some general recommendations:
7.1 Situations in Which Commercial Induction Cooktops Are Recommended as the Preferred Choice
- The store is located in a shopping mall, in the basement, or in a location where it cannot be connected to the natural gas pipeline.
- Prioritize fire safety, employee health, and kitchen temperature.
- The menu features mainly steamed, boiled, and braised dishes, as well as soups and Japanese or Western-style cuisine.
- With long operating hours and frequent meal service, we hope to save on energy and maintenance costs in the long run.
- To maintain a clean kitchen and ensure it passes health inspections.
7.2 Situations in Which It Is Still Appropriate to Keep a Gas Stove
- Traditional Chinese restaurants and street food stalls that specialize in stir-frying over high heat and the distinctive wok aroma.
- The culinary team relies heavily on working with visible flames and will find it difficult to adapt in the short term.
- The kitchen's electrical capacity is insufficient, and the cost of retrofitting is too high.
7.3 The Most Practical Solution: A Hybrid Configuration
In fact, more and more restaurants in Hong Kong are adopting"Electric + Gas" Hybrid Configuration: For the stir-frying station, high-heat gas or induction stoves are retained, while stations for steaming, boiling, making soups, and keeping food warm have been fully converted to induction and electric heating equipment. This approach preserves the precise heat control of traditional stoves while offering the energy efficiency, safety, and low-temperature advantages of induction equipment—a smart solution that balances cost and efficiency.
VIII. Recommendations for Kitchen Equipment Configuration in Hong Kong Restaurants
In addition to the cooking equipment itself, an efficient commercial kitchen also requires steaming, refrigeration, and electric heating equipment. Below are some common one-stop configuration options offered by Yingjun:
Steaming Station:Suitable for dim sum restaurants and tea housesCommercial Electric Steaming Cabinets, Commercial Electric Steaming Baskets, and Electric Rice Noodle Steaming Ovens...It can steam all kinds of dim sum, rice, fish, and rice rolls—it heats up quickly and has a high output.
Stir-Frying and Boiling Positions:SelectCommercial Induction Wok Stoves, Induction Soup Stoves, and Floor-Standing Four-Burner Induction Cooktops...to meet a variety of cooking needs, such as stir-frying, boiling, braising, and making soup.
Refrigeration Positions:PairingCommercial Refrigerator Series (Air-Cooled/Direct-Cooled)Paired with a stainless steel work surface and refrigerator, it ensures food stays fresh and workflow remains smooth.
Electric Heating Equipment:Integrating various types of commercial electric heating equipment to createA modern kitchen with no open flames, low temperatures, and easy-to-clean surfaces。
Want to develop a comprehensive plan covering everything from layout design to equipment selection? Feel free to contact us viaContact US, or visit Yingjun KitchenwareOfficial Website Home PageLearn more.
Frequently Asked Questions (FAQ)
Q1. Do commercial induction cooktops really save money compared to gas stoves?
In terms of energy efficiency, induction cooktops have a thermal efficiency of approximately 85%–95%, which is significantly higher than the 40%–60% of gas stoves. Field tests show they can save about 55% in energy and reduce cooking time by about 10%. Although the initial purchase cost is higher, thanks to low maintenance costs, a long service life, and reduced kitchen cooling expenses, they generally save more money in the medium to long term, and the more frequently meals are served, the faster the investment pays off.
Q2. Is it true that you can’t get that wok hei when stir-frying on an induction cooktop?
While traditional low-power induction cooktops certainly don’t match the high heat of gas stoves, professional-grade, high-power, concave commercial induction stir-fry cooktops can now handle the vast majority of Chinese stir-frying needs. For kitchens that primarily prepare Chinese cuisine, we recommend trying them out in person or opting for a hybrid “induction + gas” setup.
Q3. How hot does an open-flame gas stove make the kitchen?
The open flame of a gas stove releases a large amount of excess heat into the air, causing the kitchen temperature to be about 15–20°C higher than the outdoor temperature and increasing the workload on the exhaust fan and air conditioner; an induction cooktop concentrates heat on the cookware, which can significantly lower the kitchen temperature.
Q4. My apartment doesn't have a gas line. Do I have to use an induction cooktop?
If a storefront cannot be connected to a natural gas or propane line, the plug-and-play nature of commercial induction cooktops is usually the most practical solution, as they require no open flame or exhaust vents and offer greater installation flexibility.
Q5. Do I need to replace all my cookware when switching to an induction cooktop?
Induction cooktops can only be used with cookware that has a magnetic bottom (such as cast iron or magnetic stainless steel). Glass, ceramic, and aluminum cookware cannot be used; the cost of replacing cookware should be evaluated when making the switch.
About Ni-Kovic Kitchenware
盈峻廚具始於 2013 年，專注為香港餐飲業（F&B）提供Commercial Induction Cooktops, Commercial Electric Steam Cabinets, Commercial Electric Steamers, Commercial Refrigerators, Commercial Electric Heating Equipment, Commercial Induction Woksas well as stainless steel equipment, and offers one-stop services including restaurant kitchen layout design, ventilation and exhaust system upgrades, and the installation of refrigeration and heating equipment. If you need assistance with product selection or a quote, please feel free toContact Our Team of Experts。
*The energy efficiency, cost, and temperature data in this article are compiled from publicly available industry sources and actual test results. Actual savings may vary depending on regional energy prices, cooking habits, and appliance models, and are provided for reference purposes only when selecting a model.
The above data, specifications, and figures are for reference only. Actual operational performance, heating times, and power consumption may vary depending on the operating environment, usage habits, installation conditions, and specific product models. For precise technical specifications or professional advice tailored to your kitchen layout, please feel free to contact our team directly.