sAs the scorching Indian summer of 2025 approaches, finding the best air conditioners under 40000 is essential to stay cool and comfortable. With rising temperatures, a reliable split AC or window AC can transform your home into a refreshing oasis. This guide lists the top 10 air conditioners that combine energy efficiency, powerful cooling, and advanced features, all within a budget-friendly price range. Packed with inverter AC technology, 5-star ratings, and smart functionalities, these models are perfect for small to medium-sized rooms. Let’s dive into the best picks to beat the heat this summer!

Why Choose an Air Conditioners Under 40000?
Investing in a budget-friendly AC doesn’t mean compromising on quality. Modern air conditioners under ₹40,000 offer energy-efficient cooling, copper condensers for durability, and features like Wi-Fi connectivity and air purification. These units are ideal for Indian households, balancing performance with affordability. Whether you’re looking for a 1.5-ton AC for a medium-sized room or a 1-ton AC for a compact space, this list has you covered.
Top 10 Best Air Conditioners Under ₹40,000 for 2025
1. LG 1.5 Ton 3 Star AI DUAL Inverter Split AC
Price: ₹34,920
Key Features: AI Convertible 6-in-1 cooling, copper condenser, HD filter with anti-virus protection, Wi-Fi-enabled.
Why Choose?: This LG inverter AC adjusts cooling based on room conditions, saving up to 30% energy. Its VIRAAT mode ensures rapid cooling, making it one of the best split ACs for medium rooms (150–180 sq. ft.).
Energy Rating: 3 Star
Warranty: 1 year on product, 10 years on compressor
2. Voltas 1 Ton 3 Star Inverter Split AC
Price: ₹33,990
Key Features: 5-in-1 adjustable cooling, copper condenser, anti-dust filter, low noise level.
Why Choose?: Known for affordability, this Voltas AC is perfect for small rooms (100–120 sq. ft.). Its inverter technology ensures stable cooling and low power consumption.
Energy Rating: 3 Star
Warranty: 1 year on product, 5 years on compressor
3. Godrej 1.5 Ton 5 Star Inverter Split AC
Price: ₹38,490
Key Features: 5-in-1 convertible cooling, I-Sense technology, copper condenser, heavy-duty cooling at 52°C.
Why Choose?: This Godrej AC offers 5-star energy efficiency, making it a top pick for eco-conscious buyers. It’s ideal for medium-sized rooms and delivers clean air with its anti-viral filter.
Energy Rating: 5 Star
Warranty: 5 years comprehensive, 10 years on compressor
4. Daikin 1 Ton 3 Star Fixed Speed Split AC
Price: ₹35,990
Key Features: PM 2.5 filter, Coanda airflow, copper condenser, power chill mode.
Why Choose?: Daikin’s reputation for durability makes this fixed-speed AC a reliable choice for small spaces. Its energy-efficient cooling keeps electricity bills in check.
Energy Rating: 3 Star
Warranty: 1 year on product, 5 years on compressor
5. Blue Star 1.5 Ton 3 Star Inverter Split AC
Price: ₹37,500
Key Features: 5-in-1 convertible cooling, multi-sensor technology, copper condenser, Wi-Fi smart control.
Why Choose?: This Blue Star AC offers uniform cooling with its 4-way swing and is perfect for medium rooms. Its smart features allow remote control via a mobile app.
Energy Rating: 3 Star
Warranty: 1 year on product, 10 years on compressor
6. Panasonic 1 Ton 5 Star Wi-Fi Inverter Smart Split AC
Price: ₹39,900
Key Features: 7-in-1 convertible modes, PM 0.1 air purification, Wi-Fi with Miraie app, voice control (Alexa/Google).
Why Choose?: A smart AC with AI-driven cooling, this Panasonic model ensures energy savings and clean air. It’s ideal for small rooms and tech-savvy users.
Energy Rating: 5 Star
Warranty: 1 year comprehensive, 10 years on compressor
7. Lloyd 1.5 Ton 3 Star Inverter Split AC
Price: ₹36,990
Key Features: 5-in-1 convertible cooling, anti-viral PM 2.5 filter, copper condenser, turbo cool.
Why Choose?: This Lloyd AC is designed for quiet operation and fast cooling, making it suitable for bedrooms and offices (150–180 sq. ft.).
Energy Rating: 3 Star
Warranty: 1 year on product, 10 years on compressor
8. Carrier 1.5 Ton 3 Star Fixed Speed Window AC
Price: ₹34,500
Key Features: Copper condenser, turbo mode, energy-saver mode, remote control.
Why Choose?: A window AC that’s easy to install and budget-friendly, this Carrier model is great for small to medium rooms with limited wall space.
Energy Rating: 3 Star
Warranty: 1 year on product, 5 years on compressor
9. Hitachi 1.5 Ton 5 Star Inverter Window AC
Price: ₹39,000
Key Features: Convertible 5-in-1 cooling, copper condenser, auto power save mode, anti-corrosive coating.
Why Choose?: This Hitachi window AC combines 5-star efficiency with durability, perfect for coastal areas with high humidity.
Energy Rating: 5 Star
Warranty: 1 year on product, 5 years on compressor
10. Whirlpool 1.0 Ton 3 Star Inverter Split AC
Price: ₹33,500
Key Features: Magicool technology, 4-in-1 convertible cooling, copper condenser, HD filter.
Why Choose?: Compact and efficient, this Whirlpool AC is ideal for small rooms (100–120 sq. ft.). Its inverter compressor ensures low maintenance and energy savings.
Energy Rating: 3 Star
Warranty: 1 year on product, 10 years on compressor
How to Choose the Best Air Conditioners Under 40000
Selecting the right AC for summer 2025 involves considering several factors:
Room Size and Capacity: Choose a 1-ton AC for rooms up to 120 sq. ft. and a 1.5-ton AC for 150–180 sq. ft.
Energy Efficiency: Opt for 5-star ACs for maximum savings or 3-star ACs for a balance of cost and efficiency.
Inverter vs. Non-Inverter: Inverter ACs save 30–50% energy and maintain stable temperatures, while fixed-speed ACs are cheaper upfront.
Features: Look for Wi-Fi connectivity, air purification filters, and turbo cooling for added comfort.
Condenser Type: Copper condensers are durable and efficient compared to aluminum.
Warranty and Service: Brands like LG, Voltas, and Godrej offer robust warranties and reliable after-sales service.
Benefits of Buying an AC Under ₹40,000
Affordable Cooling: Stay comfortable without breaking the bank.
Energy Savings: 5-star inverter ACs reduce electricity bills by 20–30%.
Advanced Features: Enjoy smart controls, air purification, and silent operation.
Durability: Copper condensers and eco-friendly refrigerants ensure long-lasting performance.
Eco-Friendly: Many models use R32 refrigerant, which is kinder to the environment.
Tips to Maximize AC Performance
Clean Filters Regularly: Clean or replace filters every 1–2 months for optimal cooling.
Set Ideal Temperature: Maintain 22–24°C for comfort and energy efficiency.
Professional Servicing: Schedule maintenance every 6 months to extend AC lifespan.
Use Stabilizer-Free Models: Many modern ACs under ₹40,000 don’t require external stabilizers.
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Conclusion
The best air conditioners under ₹40,000 for summer 2025 offer a perfect blend of performance, efficiency, and affordability. From the LG 1.5 Ton 3 Star AI DUAL Inverter Split AC to the Godrej 1.5 Ton 5 Star Inverter Split AC, these models cater to diverse needs and room sizes. Whether you prioritize energy-efficient ACs, smart cooling, or budget-friendly options, this list has something for everyone. Beat the heat with these top-rated ACs and enjoy a cool, comfortable summer!
Disclaimer: Prices and availability may vary. Check official retailer websites for real-time updates.