Bangalore to Chennai by EV — NH48 stops and weekend queues

Bangalore → Chennai is two EV hub cities and a corridor people treat as easy. It is easy until Saturday noon at a single-gun plaza. Here is how to plan it like a commuter, not like a brochure.

Written by Raza Sikander, creator of EV Grids. Last updated 18 August 2026.

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The shape of the drive

About 350 km on NH48, typically one DC stop for 300–450 km class cars starting at 90%, sometimes zero for long-range SUVs that keep speed sane. The useful planning question is not ‘can I?’ — it is ‘which stop still has a gun?’

Krishnagiri and Vellore-side charging is the usual belt. Reverse the names for Chennai → Bangalore; Krishnagiri still clogs on weekends.

How to not sit in a queue

Filter 50 kW+ and prefer multi-gun sites on EV Grids. If live counts show busy, take the backup 5–10 km along the same highway. Do not wait 40 minutes to save a theoretical ₹80.

Leave early. This corridor rewards dawn more than it rewards a 150 kW marketing sticker.

Heat and AC

Tamil Nadu/Karnataka summer afternoons add Wh/km. If you commute this monthly, save a real efficiency number from the car and reuse it. The vehicle preset is a starting point.

First-timers

If this is your first interstate EV trip, it is a better exam than Goa. Still select backups. Still start high. Then try Bangalore → Mysore as a warm-up the week before if you are nervous.

Settings that usually work

90% start, 20% reserve, 30% search threshold, CCS2 filter, 50 kW minimum if you hate slow guns. Recalibrate Wh/km after one commute-speed run on NH48. Compare Bangalore → Chennai with Chennai → Bangalore as separate plans if you are staying overnight — Sunday return traffic is not Saturday outbound.

Plan this with EV Grids

Open the planner with cities and settings pre-filled for this guide.

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