Split AC vs Window AC Comparison Calculator

Compare split and window air conditioners based on purchase price, installation costs, energy efficiency, and long-term operating expenses to find the best AC for your needs.

?
Enter the area of the room you want to cool in square meters. Larger rooms require more cooling capacity and will consume more electricity regardless of AC type.
square meters
?
Estimate how many hours per day you'll run the air conditioner. Higher usage hours significantly impact your electricity costs and help determine which AC type offers better value.
hours
?
Enter your local electricity cost per kilowatt-hour. This rate directly affects your monthly operating costs and is crucial for calculating long-term expenses.
USD per kWh
?
Enter the retail price of the split air conditioner unit you're considering. Split ACs typically cost more upfront but may offer better efficiency and features.
$
?
Enter the retail price of the window air conditioner unit you're considering. Window ACs are generally more affordable initially but may have higher operating costs.
$
?
Enter the estimated professional installation cost for the split AC system. Split units require wall mounting and refrigerant line installation, which can be more expensive.
$
?
Enter the estimated installation cost for the window AC unit. Window units are simpler to install and often cost less for installation or can be DIY-installed.
$
?
Select the energy efficiency rating of your split AC (check the EER or SEER rating). Higher efficiency means lower electricity consumption and reduced operating costs over time.
?
Select the energy efficiency rating of your window AC (check the EER rating). Efficiency levels vary significantly among window units and directly impact your monthly electricity bills.
?
Estimate how many years you plan to use the air conditioner. Longer ownership periods can justify higher upfront costs if the unit offers better energy efficiency.
years
Results
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Split AC Total Initial Cost
The combined upfront cost including the split AC unit price and installation expenses. This is your total investment before considering operating costs.
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Window AC Total Initial Cost
The combined upfront cost including the window AC unit price and installation expenses. Window units typically have lower initial costs compared to split systems.
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Split AC Monthly Electricity Cost
The estimated monthly electricity expense for operating the split AC based on your usage hours and efficiency rating. This helps you budget for ongoing costs.
—
Window AC Monthly Electricity Cost
The estimated monthly electricity expense for operating the window AC based on your usage hours and efficiency rating. Compare this with the split AC to see monthly savings potential.
—
Split AC Total Cost Over Time
The complete cost of ownership including initial purchase, installation, and cumulative electricity costs over your specified timeframe. This shows the true long-term investment.
—
Window AC Total Cost Over Time
The complete cost of ownership including initial purchase, installation, and cumulative electricity costs over your specified timeframe. Compare with split AC to determine the better long-term value.
—
Total Cost Difference
The monetary difference between split and window AC total costs over the years. A positive value means the split AC costs more, while negative means the window AC costs more overall.
Recommended AC Type
Based on your inputs and total cost analysis, this shows which air conditioner type offers the best value for your specific situation and usage patterns.
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Monthly Savings with Recommended Option
The estimated amount you'll save each month on electricity by choosing the more efficient option. These savings accumulate significantly over time and offset higher initial costs.
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Split AC vs Window AC Comparison Calculator

This calculator helps you make an informed decision between split and window air conditioners by comparing both upfront and long-term costs. Enter your room size, usage patterns, and budget to see detailed cost breakdowns including purchase price, installation, and projected electricity expenses. The calculator analyzes total cost of ownership over your specified timeframe and recommends the most cost-effective option for your needs. Use these results to balance initial investment against ongoing energy costs and choose the AC type that delivers the best value for your specific situation.

Input Parameters Explained

Parameter
Description
Room Size
Enter the area of the room you want to cool in square meters. Larger rooms require more cooling capacity and will consume more electricity regardless of AC type.
Daily Usage Hours
Estimate how many hours per day you'll run the air conditioner. Higher usage hours significantly impact your electricity costs and help determine which AC type offers better value.
Electricity Rate
Enter your local electricity cost per kilowatt-hour. This rate directly affects your monthly operating costs and is crucial for calculating long-term expenses.
Split AC Purchase Price
Enter the retail price of the split air conditioner unit you're considering. Split ACs typically cost more upfront but may offer better efficiency and features.
Window AC Purchase Price
Enter the retail price of the window air conditioner unit you're considering. Window ACs are generally more affordable initially but may have higher operating costs.
Split AC Installation Cost
Enter the estimated professional installation cost for the split AC system. Split units require wall mounting and refrigerant line installation, which can be more expensive.
Window AC Installation Cost
Enter the estimated installation cost for the window AC unit. Window units are simpler to install and often cost less for installation or can be DIY-installed.
Split AC Energy Efficiency
Select the energy efficiency rating of your split AC (check the EER or SEER rating). Higher efficiency means lower electricity consumption and reduced operating costs over time.
Window AC Energy Efficiency
Select the energy efficiency rating of your window AC (check the EER rating). Efficiency levels vary significantly among window units and directly impact your monthly electricity bills.
Expected Years of Use
Estimate how many years you plan to use the air conditioner. Longer ownership periods can justify higher upfront costs if the unit offers better energy efficiency.

Understanding Your Results

Result
What It Means
Split AC Total Initial Cost
The combined upfront cost including the split AC unit price and installation expenses. This is your total investment before considering operating costs.
Window AC Total Initial Cost
The combined upfront cost including the window AC unit price and installation expenses. Window units typically have lower initial costs compared to split systems.
Split AC Monthly Electricity Cost
The estimated monthly electricity expense for operating the split AC based on your usage hours and efficiency rating. This helps you budget for ongoing costs.
Window AC Monthly Electricity Cost
The estimated monthly electricity expense for operating the window AC based on your usage hours and efficiency rating. Compare this with the split AC to see monthly savings potential.
Split AC Total Cost Over Time
The complete cost of ownership including initial purchase, installation, and cumulative electricity costs over your specified timeframe. This shows the true long-term investment.
Window AC Total Cost Over Time
The complete cost of ownership including initial purchase, installation, and cumulative electricity costs over your specified timeframe. Compare with split AC to determine the better long-term value.
Total Cost Difference
The monetary difference between split and window AC total costs over the years. A positive value means the split AC costs more, while negative means the window AC costs more overall.
Recommended AC Type
Based on your inputs and total cost analysis, this shows which air conditioner type offers the best value for your specific situation and usage patterns.
Monthly Savings with Recommended Option
The estimated amount you'll save each month on electricity by choosing the more efficient option. These savings accumulate significantly over time and offset higher initial costs.

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