Electric vehicles (EVs) are quickly becoming the future of transportation, but one of the most common concerns for new buyers is EV charging time and cost. Unlike fueling a petrol or diesel car, charging depends on multiple factors such as battery size, charger type, and electricity rates. This guide will break down how long it takes to charge an EV and how much it costs in India and globally.
Factors That Affect EV Charging Time
- Battery Size (kWh): Larger batteries take longer to charge.
- Charger Type:
- Level 1 (slow charging) – Standard home socket, 8–20 hours.
- Level 2 (AC fast charging) – 4–6 hours at home or charging stations.
- DC fast charging – 30 minutes to 1 hour for 80% charge.
- State of Charge (SOC): Charging from 20%–80% is faster than 0%–100%.
- Onboard Charger Capacity: Limits how much power the EV can accept.
Average EV Charging Times in India
- Home socket (Level 1): 8–12 hours (overnight charging).
- AC fast charger (7–22 kW): 3–6 hours depending on car model.
- DC fast charger (50–120 kW): 45 minutes–1.5 hours for 80% charge.
- Ultra-fast chargers (150–350 kW, in premium hubs): 20–30 minutes for 80%.
👉 For example, a Tata Nexon EV takes around 8 hours at home and about 1 hour with a DC fast charger.
How Much Does EV Charging Cost?
Charging costs vary by location, electricity tariff, and charger type.
1. Home Charging
- Average cost per unit (kWh) in India: ₹7–₹10.
- A 30 kWh battery costs ₹210–₹300 for a full charge.
- Per km cost: ₹1–₹1.5/km (much lower than petrol/diesel).
2. Public AC Charging Stations
- Costs ₹12–₹18 per unit.
- Example: Charging a 40 kWh battery costs ₹480–₹720.
3. DC Fast Charging
- Premium pricing at ₹18–₹24 per unit.
- Faster but more expensive than home charging.
Cost Comparison: EV vs Petrol/Diesel Cars
- EV: ₹1–₹1.5 per km
- Petrol Car: ₹6–₹8 per km
- Diesel Car: ₹4–₹6 per km
👉 EVs are up to 80% cheaper per km than petrol cars in running costs.
FAQs on EV Charging
How long does it take to charge an EV at home?
Between 6–10 hours using a standard home charger, depending on battery size.
Are EV charging stations free in India?
Some malls and offices provide free charging, but most public stations charge per unit consumed.
Does fast charging damage EV batteries?
Occasional fast charging is fine, but frequent use may reduce long-term battery health.
Final Thoughts
Understanding EV charging time and cost is essential before switching to electric vehicles. While home charging is the most economical option, fast chargers provide convenience for long trips. With charging infrastructure expanding in India, EVs are becoming more practical, affordable, and eco-friendly than ever before.