As of **2026 in India**, the electric car with the **biggest battery pack currently on sale / widely available** is not a small city EV — it’s a premium electric SUV. ### 🥇 Biggest battery EVs in India (2026) #### 1) 🇮🇳 Mahindra XEV 9e / BE 6 / XEV 9S (Top variants) - **Battery:** up to **79 kWh (LFP)** - **Range:** ~650–680 km (claimed MIDC/ARAI) - **Segment:** mid-size to 7-seater electric SUVs - These Mahindra “INGLO platform” EVs currently represent the **largest mainstream battery pack in India EVs under ~₹35 lakh** 👉 This is effectively the **biggest mass-market EV battery currently dominating India in 2026.** --- #### 2) 🇩🇪 Hyundai Ioniq 5 (updated 2026 model) - **Battery:** ~84 kWh (upgraded version) - **Range:** up to ~690 km (claimed in updated version) - **Price:** ~₹55 lakh+ 👉 This is one of the **largest battery EVs officially sold in India**, but it sits in the premium luxury segment. --- #### 3) 🇩🇪 Mercedes-Benz EQS 580 (largest overall EV battery in India) - **Battery:** **107.8 kWh** - **Range:** up to ~857 km (ARAI) - **Segment:** ultra-luxury sedan 👉 This is still the **largest EV battery in India overall (2026)** --- #### 4) 🇰🇷 Kia EV6 - **Battery:** 77.4 kWh - **Range:** ~700 km (ARAI) --- ### 🧠 Simple answer (what you actually want) - 🟢 **Biggest battery in India (overall):** Mercedes-Benz EQS (107.8 kWh) - 🟢 **Biggest modern SUV battery in India:** Hyundai Ioniq 5 (84 kWh) - 🟢 **Biggest “mass-market / popular EV SUV” battery:** Mahindra 79 kWh pack (BE 6 / XEV 9e / XEV 9S) --- ### ⚡ Bottom line In 2026 India: - **100+ kWh batteries exist only in ultra-luxury EVs** - **80–85 kWh is the new premium SUV ceiling** - **~79 kWh is the biggest “mainstream Indian EV SUV battery” right now** --- If you want, I can also show: - Cheapest EVs with 500+ km range in India - Upcoming 2026–27 EVs with even bigger batteries (like 90–100 kWh SUVs) - Or best EVs under ₹25 lakh with maximum battery size
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Sources cited · 3
- Best Mahindra Electric Cars in India 2026 - Real Range, Bharat NCAP Scores, Honest Verdictevblogs.in/electric-vehicle/best-mahindra-electric-cars-in-india-2026
- 2026 Hyundai Ioniq 5 launched at Rs 55.7 lakh: Bigger battery, more range!timesofindia.indiatimes.com/auto/cars/2026-hyundai-ioniq-5-launched-at-rs-55-7-lakh-bigger-battery-more-range/articleshow/130575781.cms
- Longest Range Electric Car in India 2026: Top Picks That Kill Range Anxiety for Good - Car Quest Indiacarquestindia.com/longest-range-electric-car