Electric car efficiency comparison India 2026

If you're comparing **electric car efficiency** in India in 2026, the most useful metric is **km/kWh** (higher is better) or **Wh/km** (lower is better). Real-world efficiency is often more meaningful than the official claimed range because it reflects actual energy consumption. | Model | Battery | Claimed Range | Approx. Efficiency* | |------|------:|------:|------:| | MG Comet EV | 17.3 kWh | 230 km | **≈13.3 km/kWh** | | Tata Tiago EV | 24 kWh | 285–293 km | **≈11.9–12.2 km/kWh** (real-world testing around **7.8 km/kWh**) | | Tata Punch EV | 25–35 kWh | Up to 421 km | **≈10–12 km/kWh** (variant dependent) | | Maruti Suzuki e Vitara | 49–61 kWh | 440–543 km | **≈9 km/kWh** | | Tata Sierra EV | 63–75 kWh | 566–665 km | **≈8.9 km/kWh** | \*Approximate efficiency calculated from claimed battery capacity and claimed range unless noted as real-world. ### Efficiency ranking (best to lowest) 1. MG Comet EV – Best for city commuting and lowest energy use. 2. Tata Tiago EV – Very efficient compact hatchback. 3. Tata Punch EV – Good balance of efficiency and practicality. 4. Maruti Suzuki e Vitara – Efficient for a compact SUV. 5. Tata Sierra EV – Larger SUV with good efficiency considering its size. ### Running cost example Assuming electricity costs **₹8/kWh**: - **12 km/kWh** → about **₹0.67 per km** - **10 km/kWh** → about **₹0.80 per km** - **8 km/kWh** → about **₹1.00 per km** These figures exclude charging losses, which can increase actual electricity consumption by around 5–15%. If your goal is to **maximize range per rupee**, compact EVs like the MG Comet EV and Tata Tiago EV remain among the most energy-efficient choices, while larger SUVs trade some efficiency for space, performance, and comfort.

In the Indian electric vehicle (EV) market, **efficiency** is typically measured by how many kilometers a car can travel per kilowatt-hour ($\text{km/kWh}$) of battery capacity. The efficiency matrix for the most prominent electric cars available in India evaluates their battery capacity against their maximum claimed range: ### 2026 EV Efficiency Comparison Table | Brand & Model | Battery Capacity (kWh) | Claimed Range (km) | Calculated Efficiency ($\text{km/kWh}$) | |:--- |:--- |:--- |:--- | | **MG Comet EV** | 17.3 | 230 | **~13.29** | | **Tata Tiago EV** | 24.0 | 285 | **~11.87** | | **Tata Nexon EV (Max)** | 45.0 | 489 | **~10.86** | | **Maruti Suzuki e Vitara** | 61.0 | 543 | **~8.90** | | **Tata Punch EV** | 40.0 | 350 | **~8.75** | | **MG Windsor EV** | 52.9 | 449 | **~8.48** | | **BYD Seal (Premium)** | 82.56 | 650 | **~7.87** | --- ### Key Takeaways from the Data * **Ultra-Compact Efficiency Leaders:** Ultra-compact city cars like the **MG Comet EV** and hatchback models like the **Tata Tiago EV** boast the highest overall efficiency ($\gt 11\text{ km/kWh}$). Their lightweight chassis and city-focused motor tunes mean they squeeze the most distance out of every unit of electricity. * **The Mid-Size Sweet Spot:** Dedicated EV platforms like the **Tata Nexon EV** and the newer **Maruti Suzuki e Vitara** hover efficiently around the $9\text{ to }11\text{ km/kWh}$ range. This is due to aerodynamic optimization and newer-generation battery management systems (BMS). * **Performance vs. Weight:** Larger premium sedans and SUVs, such as the **BYD Seal**, fall below $8\text{ km/kWh}$. Even though they pack highly advanced battery setups, their heavier bodies and high-performance dual-motor systems lower their net kilometer-per-kWh returns. > **Note on Real-World Driving:** The values above are calculated using manufacturer-claimed ranges under idealized MIDC (Modified Indian Driving Cycle) testing. In real-world Indian traffic with heavy air conditioning use, expect a **20% to 25% drop** in efficiency across all models.

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