Per Hour Cost · Coimbatore · Tamil Nadu · 2026
AC Cost Per Hour in Coimbatore
(2026)
Exact per-hour running cost for every AC size and star rating in Coimbatore. Based on Tamil Nadu tariff of ₹6.8/unit.
Per Hour Breakdown
₹6.8/unit · Tamil Nadu
All Tonnages
All Star Ratings
₹7.1
5★ Cost/Hour
1.5T in Coimbatore
₹10.2
3★ Cost/Hour
1.5T in Coimbatore
₹6.8
Per Unit Rate
Tamil Nadu 2026
9h
Avg Daily Usage
Peak season
Tonnage
1★
2★
3★
4★
5★ (Best)
0.8T
₹7.3
₹6.4
₹5.4
₹4.6
₹3.8
1T
₹9.2
₹8.0
₹6.8
₹5.8
₹4.8
1.2T
₹11.0
₹9.6
₹8.2
₹6.9
₹5.7
1.5T
₹13.8
₹12.0
₹10.2
₹8.7
₹7.1
2T
₹18.4
₹16.0
₹13.6
₹11.6
₹9.5
Cost per hour in ₹ · Coimbatore electricity rate: ₹6.8/unit
Key Takeaways for Coimbatore
- A 1.5-ton 5-star AC costs ₹7.1/hour in Coimbatore
- A 1.5-ton 3-star AC costs ₹10.2/hour — 30% more expensive
- At 9 hrs/day, a 5-star saves ₹826/month vs 3-star in Coimbatore
- Coimbatore peak season (March – May) means 9 hrs/day average usage
Full AC Bill Calculator — Coimbatore
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1.5 Ton AC Cost — Coimbatore
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