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Episode 112 · Deep tech · 52 min

The cheapest battery is the one you don't buy

Planet Electric's argument is that India's electric light trucks fail in the operator's ledger, not the lab — a ₹24,000 EMI against a CNG vehicle's ₹14,000 wipes out the fuel saving and leaves a ₹5,000 hole every month. Its answer is aerospace lightweighting: a composite chassis claimed at 12 km per kilowatt-hour where the industry manages six, so a 15 kWh pack does the work rivals need 22 kWh for.

Mobility & EV Unit economics Deep tech & hardware

Gagan

Co-founder, Planet Electric · with Vishal Krishna

52:21

Said in this episode

▶ 8:39

12 km/kWh

Claimed efficiency of the vehicle

Against an industry standard he puts at six or seven km per kilowatt-hour; the entire gap is attributed to lightweighting. Company figure, not yet independently certified.

▶ 10:43

₹24,000 vs ₹14,000

Monthly EMI, electric against CNG

The switch adds about ₹10,000 of EMI while saving only ₹5,000 of fuel, on a business earning roughly ₹9,000 of margin on ₹60,000 of revenue.

▶ 21:15

₹11L vs ₹6.5L

Sticker price, electric against CNG

A 600 kg-payload Tata Ace EV ex-showroom with cargo box against a 750 kg CNG Ace Gold with taxes, and diesel a little under that — with subsidies, he notes, lapsing on 31 March.

▶ 29:14

0.26

Coefficient of drag of the new body

Traditional light commercial vehicles sit near 0.45; the advantage only pays above 80 km/h, which is where the 1.5-tonne and heavier variants operate.

▶ 36:46

120 → 20–25 t

Life-cycle CO2e per vehicle

Diesel over eight to ten years, against 45–50 tonnes for a conventional EV and 20–25 for a lightweighted one, assuming an Indian grid around 65% coal.

▶ 44:55

550,000/yr

India's light commercial vehicle market

Units sold annually, dominated by Tata Ace and Mahindra Bolero variants; he cites the figure as both 550,000 and 575,000, and expects NCR alone to be about a tenth of it.

The brief

The argument in sixty seconds

Gagan's claim is that India's electric commercial vehicles are losing on arithmetic, not engineering. A third-party logistics operator running a one-tonne truck grosses ₹55,000–60,000 a month on a single shift and keeps roughly 15% of it; switch from CNG to electric and the EMI jumps from ₹14,000 to ₹24,000 while the fuel bill only falls from ₹8,000–9,000 to ₹3,000–4,000 — ₹10,000 of new cost against ₹5,000 of saving, which turns a ₹9,000 margin into ₹4,000 and one slow month into a default. Planet Electric's founders came out of launch vehicles, where you never carry more mass than the payload requires, and applied the same rule to the chassis: long-fibre composites at roughly 450 MPa in flexure against mild steel's 250–300, a drag coefficient of 0.26 against the industry's 0.45, and a claimed 12 km per kilowatt-hour against six or seven. Less mass means a smaller pack, which means a lower sticker price — the only variable the fleet actually asks about, because they want 140 km on road, not 250. Around that sit the operating rules: own the structure, the software and the data layer, buy everything else under a strict no-customisation rule, and refuse to fund vendors' development costs you cannot amortise. The stakes are a 550,000-vehicle-a-year light commercial segment that Delhi intends to electrify by 2030, and a deep-tech OEM that investors admit they have no metrics to judge.

Worth your time if you are

Fleet operators whose EV maths refuses to close

Hardware founders assembling thirty vendors into one product

Aerospace engineers wondering where else lightweighting pays

Investors with no metrics for a deep-tech OEM

Anyone who thinks EV cost is only a battery-price problem

Episode map

Where the conversation travels

Every block is a chapter, coloured by what it's about. Click any of it to jump straight to that minute on YouTube.

Mobility & EVUnit economicsDeep tech & hardwareManufacturingSales, GTM & growthProduct strategy

01Cold open: rockets, then trucks 0:00 Vishal frames the episode around what fleet operators actually want before Gagan traces Planet Electric back to launch vehicles, where you never carry more mass than the payload requires — and points out that diesel holds 11,000 kilocalories a litre against a battery's 300 per kilogram, which is why legacy structures do not survive the switch. 02Three variants, and the pivot away from cars 2:34 The roadmap runs 750 kg to one tonne first, then 1.5 and 2.5 tonnes, intra-city before hub-and-spoke — and the reason the vehicle does not look like a retrofit is that a company started in 2021 owns no legacy moulds, having pivoted off passenger cars once the marketing cost of a consumer go-to-market became obvious and the larger carbon footprint turned out to sit in commercial vehicles. 03The fleet operator who said the maths fails 5:42 A 3PL founder told Gagan that the electric four-wheelers on sale simply could not beat diesel or CNG — too expensive, too high an EMI, in a business running at 10 to 15% margin where no freight customer pays extra for electric — so Planet Electric worked backwards from the cost and the kilometres per kilowatt-hour a fleet could actually afford. 04Twelve kilometres per kilowatt-hour 8:22 The claimed efficiency is about 12 km per kilowatt-hour against an industry six or seven, which turns a 15 kWh pack and a 750 kg payload into 180–190 km of certified range where incumbents need 21–22 kWh to reach 150. 05The ₹5,000 hole in the monthly P&L 10:10 Line by line — ₹55,000–60,000 of monthly revenue, a ₹20,000 driver, about ₹1,800 of insurance and maintenance, an EMI rising from ₹14,000 on CNG to ₹24,000 on electric against electricity falling from ₹8,000–9,000 to ₹3,000–4,000 — the switch costs the operator ₹5,000 a month, which Planet Electric claims to reverse by cutting the EMI to ₹19,000–20,000 and the energy bill to ₹2,500. 06Cheapest cell, longest warranty, fragmented fleets 12:40 Rather than argue chemistry, the spec is the cheapest cell that survives 3,000 cycles — five years of running under a six-year or 250,000 km warranty, with range quoted at 85% state of health so degradation is already priced in — for a market where 80% of fleets run fewer than five vehicles and care about EMI, driver cost and a second-life resale value that a new OEM cannot yet promise. 07Pre-orders, 320 volts, and no customisation 17:15 With 1,000 units pre-ordered by one customer and 600 by another, the supply-chain fight is for a 320-volt powertrain — unobtainable in India in 2021, largely localised now — bought under a strict no-customisation rule, because a startup that funds vendors' design and development costs prices itself out of the market. 08₹11 lakh, ₹6.5 lakh, and the composite answer 20:59 A 600 kg-payload Tata Ace EV lists around ₹11 lakh against ₹6.5 lakh for the 750 kg CNG version and about ₹6 lakh for diesel, with subsidies lapsing on 31 March — so the cost comes out through long-fibre composites already proven in turbine blades, yacht hulls and cooling towers, roughly 450 MPa in flexure against mild steel's 250–300, where the contribution is the engineering rather than the material. 09Don't repeat the industry's mistakes 23:50 His list of what not to get wrong — batteries that catch fire, BMS and VCU software that fails, warranty claims that must start under 5% and fall to 1–1.5% — is enforced by a sensor-covered test platform, telematics feeding a backend that watches for failures before they happen, and roadside partners, because a vehicle stranded for a week destroys the operator's month. 10Drag 0.26 and the slim man with a fat belly 27:40 Vishal's description of India's retrofitted cargo EVs sets up the case that the futuristic body is functional rather than decorative — a 0.26 drag coefficient against a traditional 0.45, which only starts paying above 80 km/h — while the driver-owners who are 75% of the market buy the truck as aspiration, get an AC cabin option, load-aware live range and a speed limiter, and will dent it in year one anyway. 11Why the dealer always makes money 32:50 A startup cannot buy a consumer brand, so the route is B2B fleets that finance the vehicles on their own books, and dealerships are deferred because cash-and-carry economics protect the dealer while newer three-wheeler players watch half their dealers leave within three months. 12Carbon as a line item 35:30 A life-cycle assessment run per kilowatt-hour of battery and per kilogram of material, against an Indian grid assumed at about 65% coal, puts a diesel vehicle near 120 tonnes of CO2e over eight to ten years, a conventional EV at 45–50 and a lightweighted one at 20–25 — the same proportional saving as the cost, and the basis for carbon credits stacked on an OEM margin Gagan would rather earn than be squeezed for as a supplier. 13A team from 21 to 75 38:20 The co-founder relationship goes back fifteen years to a student sounding rocket that flew to 16 km, and around it sit part-time veterans from GE, Owens Corning, Alstom and Bosch plus engineers from Stellantis, Hyundai and Tata, deliberately paired with people in their twenties so that composite-first thinking meets body-in-white experience instead of reinventing the wheel. 14Deep tech needs champions, not headlines 41:40 The early risk capital came from a chemicals industrialist who understood material science well enough to judge the milestone — Gagan's point being that most investors have no metrics for deep tech at all — and what the sector needs at each stage is not announcements about India going electric but backers who have built at that stage, the kind who treat a hundred failures as the setup for the hundred-and-first attempt. 15550,000 trucks a year, Delhi's 2030 deadline 44:10 The light commercial segment moves about 550,000 vehicles a year, dominated by Tata Ace and Mahindra Bolero variants with Ashok Leyland, Volvo and Eicher above them, and Delhi's commitment to fully electrify two-, three- and four-wheelers by 2030 makes the NCR's roughly one-tenth share the first target, with Mumbai, Bengaluru, Hyderabad and Pune expected to follow. 16The third leg of the stool 46:50 Battery cost and motor-and-software efficiency have both improved, but the missing leg is lightweighting — the jump aero engines could never get from 1–2% annual gains and only found when aluminium fuselages became composite — before the conversation closes on a couple of failed fintechs, an itch no employer could satisfy, a wish that SpaceX had been Indian, and the IIT ecosystems he expects to produce the next science entrepreneurs.

Takeaways

Ideas to carry out of this hour

The electric truck fails in the ledger, not the lab

The first fleet operator Gagan spoke to had already gone all-electric and still could not make the four-wheelers work: too expensive against diesel or CNG, and an EMI too high for a business whose volumes swing month to month. The arithmetic he walks through is unforgiving — the EMI rises about ₹10,000 while the energy bill falls only about ₹5,000, so a ₹9,000 monthly margin becomes ₹4,000 on revenue of roughly ₹60,000. Nobody in the freight chain pays a premium for electric, so the vehicle has to close that gap by itself.

▶ 6:29 ▶ 10:43 ▶ 11:15

Lightweighting is the third leg of the stool

Cell prices have come down and motor and software efficiency have improved; Gagan's claim is that the industry has simply skipped the third variable, which is mass. He borrows the proof from aviation: General Electric, Pratt & Whitney and Rolls-Royce spent decades celebrating one or two percent of engine improvement a year, and the step change only arrived when aluminium fuselages were replaced by composite. That, he says, is the moat available to anyone willing to go at the structure from first principles.

▶ 46:47 ▶ 47:02 ▶ 47:17

Fleets don't want more range, they want a lower price

The temptation with a more efficient vehicle is to bank the gain as kilometres — turn 180 km of certified range into 250. Gagan says the customer explicitly refuses that trade: they run about 100 km a day, 140 on road already covers it, and what they want instead is a smaller battery and a smaller EMI. Efficiency, in this market, is a pricing instrument rather than a performance one.

▶ 14:07 ▶ 14:22 ▶ 14:36

Own the structure and the software; buy the rest

The operating rule from day one was to do only what the team knows exceptionally well — the composite structure, the software and data layer, weight sensors and the algorithms on top — and outsource everything else to vendors already making it in millions of units. The discipline that makes it work is refusing customisation: change one small thing and you can spend millions of dollars and still have no vehicle. The pitch to suppliers is to hand over their best standard part at their best cost and let Planet Electric solve the integration.

▶ 3:48 ▶ 19:54 ▶ 20:09

The design is aerodynamics wearing the clothes of aspiration

The futuristic body exists for a drag coefficient of about 0.26 against a traditional 0.45 — which matters little at the 60 km/h the smallest variant runs, and a great deal at the 80 to 100 km/h of the heavier ones. But three-quarters of this market is driver-owners for whom the truck is a household asset that seats the family in front and doubles as shelter, so the aesthetic sells even as the same drivers dent it within a year of delivery.

▶ 28:42 ▶ 29:14 ▶ 31:03

The dealer always makes money; the OEM always loses

Cash-and-carry dealership economics mean the manufacturer takes the risk while the distributor takes a margin, which is why newer three-wheeler players are seeing something like half their dealers gone within three months. A startup OEM has neither the marketing budget to build a consumer brand nor the balance sheet to run a leasing book at 10 to 20% margins. So the go-to-market is B2B fleets that buy in hundreds, understand the economics without being sold to, and put the asset and its financing on their own books.

▶ 33:41 ▶ 33:56 ▶ 34:26

Cut the mass and the carbon falls in the same proportion

Planet Electric runs a life-cycle assessment per kilowatt-hour of battery and per kilogram of steel or composite, assumes a grid mix — India's still roughly 65% coal — and totals the footprint over 250,000 to 500,000 km. A diesel light commercial vehicle comes out near 120 tonnes of CO2e over eight to ten years; a conventional electric replacement lands at 45–50; the lightweighted version at 20–25. The cost reduction, the battery reduction and the carbon reduction all track each other, which is what makes carbon credits a margin line rather than a marketing line.

▶ 35:43 ▶ 36:29 ▶ 36:46

Deep tech gets funded by whoever recognises the frequency

The cheque that carried Planet Electric from technology to hardware came from an industrialist out of the chemicals business, and Gagan is blunt that the fit was the reason — someone from a chemical background could evaluate a material-science bet where a generalist investor, by his account, does not even have the metrics to tell success from failure. His ask of the ecosystem is not more headlines about India going electric but more champions attached to each stage: prototype, testing, production, scale-up.

▶ 42:37 ▶ 42:54 ▶ 43:10

The numbers, drawn

What the episode measures

Every figure below was said on air — timestamps included, caveats kept.

Conversation share

portion of the hour spent on each theme

Mobility & EV21%

Unit economics17%

Deep tech & hardware14%

Manufacturing12%

Sales, GTM & growth10%

Product strategy8%

Computed from the chapter map of this episode.

What the switch does to an operator's month

₹ per month

As stated in conversation, for a one-tonne-class vehicle on a single shift; ranges given on air (₹8,000–9,000 fuel, ₹3,000–4,000 electricity, ₹19,000–20,000 EMI) are shown at their midpoints.▶ 10:43

Life-cycle carbon of one light commercial vehicle

tonnes CO2e

Planet Electric's own life-cycle assessment as described on air — diesel over eight to ten years, a conventional EV at 45–50 t and a lightweighted one at 20–25 t (midpoints shown), assuming an Indian grid about 65% coal.▶ 36:46

Kilometres squeezed out of a kilowatt-hour

km per kWh

'About 12 km per kilowatt-hour... everyone else is around six or seven' — the industry figure is shown at its midpoint, and both numbers are the company's own claims ahead of testing.▶ 8:39

Worth keeping

Lines that stay

The fundamental thing we do is lightweighting — you do not put more mass than there is a requirement, otherwise your payload delivery takes a massive hit. Same is the case with EVs.

— Gagan ▶ 1:48

It's not that we say I was giving you 180 km, now take 250. The fleet doesn't want it — they want to run 100 km a day. What they want is a lower upfront price so that their economics work.

— Gagan ▶ 14:22

A no-customisation rule is essential. If you customise any small thing you can spend millions of dollars and still not come out with a vehicle.

— Gagan ▶ 20:09

As a supplier you're always squeezed. As an OEM I can build the best product, put it out there, generate high margins — I won't sell it at a loss, I will be profitable from day one on P&L.

— Gagan ▶ 38:03

GE, Pratt & Whitney, Rolls-Royce have all created incremental innovation and celebrated it every year — one to two percent. Then you replace the fuselage aluminium with composite and you get a 25% fuel-efficiency increase.

— Gagan ▶ 47:17

Clips that travel

Short on time? Start here

Fleet operators whose EV maths refuses to close

The ₹5,000 hole in the monthly P&L

The line-by-line arithmetic of a third-party logistics month — revenue, driver, EMI, electricity — and exactly where the electric version stops working.

10:10 → 12:40 · 2 min ▶ Watch clip

Hardware founders assembling thirty vendors into one product

How to be an OEM with thirty vendors

Why a 320-volt powertrain changes every supplier conversation, and how a startup negotiates development costs it cannot afford to pay.

18:10 → 20:59 · 3 min ▶ Watch clip

Product and design leads working on Indian hardware

Drag 0.26, and the slim man with a fat belly

The best-humoured stretch of the episode, and the clearest statement of why the body is aerodynamics rather than decoration.

27:40 → 30:30 · 3 min ▶ Watch clip

Founders choosing between dealerships, leasing and direct B2B

Why the dealer always makes money

Cash-and-carry economics, 50% dealer churn in three months, and the case for selling only to fleets that finance the asset themselves.

32:50 → 35:30 · 3 min ▶ Watch clip

Anyone who thinks EV cost is only a battery-price problem

The third leg of the stool

The episode's thesis in ninety seconds: batteries and motors improved, mass did not — and the composite fuselage as the precedent.

46:35 → 48:20 · 2 min ▶ Watch clip

Glossary

The jargon, unpacked

Lightweighting

The aerospace discipline of never carrying more structural mass than the load requires; on an electric vehicle it shrinks the battery, the sticker price and the EMI together.

Light commercial vehicle (LCV)

The sub-2.5-tonne trucks that move goods from highway hubs into cities — about 550,000 sold in India each year, per Gagan, led by the Tata Ace and Mahindra Bolero families.

Hub and spoke

The logistics pattern of unloading long-haul freight at a city hub and running short 'milk runs' out to delivery points — the duty cycle Planet Electric's heavier variants target.

Coefficient of drag (Cd)

A measure of how cleanly air flows over a body; Planet Electric claims about 0.26 against roughly 0.45 for conventional light trucks, which only matters above 80 km/h.

Homologation

The regulatory certification a vehicle must clear before it can be sold, done in India by bodies such as ARAI and iCAT; using components that are already certified shortens the process.

BMS / VCU

The battery management system and the vehicle control unit — the two pieces of embedded software whose failure modes Gagan says the Indian EV industry has repeatedly got wrong.

Life-cycle assessment (LCA)

Totting up the carbon emitted in making and then running a vehicle across its life, assuming a given electricity grid mix — here run over 250,000 to 500,000 km.

Long-fibre composite

A glass-fibre-and-thermoplastic material, described on air as a 'Twintex' type, already used in wind-turbine blades, yacht hulls and cooling towers — offered as the cheap alternative to carbon fibre.

Connections

If this resonated, go here next

EP 109 · Deep tech

Full transcript

The whole conversation, searchable

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