Project Intelligence · Bengaluru · Updated 2026-08-17
40×60 / 60×40 Premium Duplex Cost Estimator — Bengaluru
A 2,400 sqft plot deserves a real budget, not a guess. Configure your duplex — floors, elevation ambition, automation — and see what Standard honestly buys versus what Premium actually changes.
Essential
₹81 – 138 lakh
Standard
₹90 – 155 lakh
Premium
₹106 – 193 lakh
For a typical configuration — adjust every parameter below. Indicative, confirmed after site assessment.
- Written scope & quotation before any commitment
- One accountable coordinator, start to finish
- Screened execution professionals
- Stage-by-stage payments, reviewed before the next stage
- We never sell your requirement to contractors
The 40×60 duplex is where Bengaluru budgets meet ambition: signature elevations, double-height living rooms, home automation and premium bathrooms. Each of those is a real, priceable decision — not a vibe — and this estimator prices them separately so you can see exactly what moves the total.
The elevation toggle applies a researched 10–18% uplift on structure and finishes (cantilevers, cladding, facade detail), automation adds a tiered package, and the Premium tier swaps brand ladders across every finish line. Compare tiers before you commit: on a build this size the gap between Standard and Premium is often the price of a car per floor.
Interactive estimate
Build your estimate
Change any parameter — everything recomputes instantly from researched unit rates. No sign-up, no phone number required to see the numbers.
Your project
Signature elevations add 10–18% to structure and finishing (researched).
Quality tier
Estimated project cost · Standard
₹90 – 155 lakh
Timeline: 12–16 months
Advisory estimate for budgeting, not a quotation. A written, itemised Sevantay Realty quotation follows a free site assessment — and that document, not this page, is what you commit to. Includes GST at 18% and a 5–8% contingency.
Where the money goes
| TMT steel Fe500 (~4.0 kg/sqft) Consumption thumb rule: 3.5–4.5 kg per sqft of BUA — the model uses 4.0. | 14400 × kg | ₹8.1 – 9.8 lakh |
| Cement (~0.45 bags/sqft) Consumption: ~0.45 bags per sqft BUA including plaster (JK Cement, Happho). | 1620 × bag | ₹5.5 – 7.3 lakh |
| M-sand (~1.6 cft/sqft) ~1.6 cft per sqft BUA including plaster and flooring mortar. | 5760 × cft | ₹2.6 – 3.7 lakh |
| Coarse aggregate (~1.2 cft/sqft) ~1.2 cft per sqft BUA. | 4320 × cft | ₹1.6 – 2.4 lakh |
| Concrete blocks (~3.2/sqft) ~3.2 blocks per sqft BUA (brick-equivalent 25–35 ÷ 9). | 11520 × block | ₹3.7 – 5.5 lakh |
| Civil labour — mason, helper, all trades Mason ₹800–1,200/day, helper ₹450–700; central Bengaluru +15–25%. | 3600 × sqft (BUA) | ₹8.3 – 11 lakh |
| Shuttering, centering, curing & consumables Derived to reconcile component totals with audited turnkey bands — flagged for early calibration from real BOQs. | 3600 × sqft (BUA) | ₹3.4 – 5 lakh |
| Terrace waterproofing — full system | 1800 × sqft (terrace) | ₹2.2 – 4 lakh |
| Compound wall & gate (~200 rft) Gate included as an averaged allowance; automation extra. | 200 × rft | ₹1.9 – 3.2 lakh |
| Sump & overhead tank | 1 lumpsum | ₹1 – 1.6 lakh |
- Works subtotal
- ₹70 – 115 lakh
- Design & consultant fees
- ₹2.8 – 6.9 lakh
- GST (18%)
- ₹13 – 22 lakh
- Contingency (5–8%)
- ₹4.3 – 12 lakh
- Estimated total
- ₹90 – 155 lakh
Choose your tier with open eyes
Same project, three honest specifications. The differences are listed exactly — this is where budget decisions belong.
Essential
₹81 – 138 lakh
A well-built large home on sensible brands — nothing about a 40×60 forces Premium.
- Standard structural spec, branded cement and steel
- GVT tiles, UPVC windows, Jaquar-class bathrooms
- Clean contemporary elevation without feature work
Standard
selected₹90 – 155 lakh
The typical 40×60 duplex spec: premium touches where they show, standard where they do not.
- Feature staircase, double-height option engineered
- Large-format tiles in living, wood-look in bedrooms
- Apex Ultima exterior system, better waterproofing
Premium
₹106 – 193 lakh
The full premium duplex — this is where 40×60 builds in Bengaluru genuinely land ₹1 crore+.
- Signature facade with cladding and lighting design
- Italian-marble-look or natural stone flooring in living areas
- Kohler/Grohe bathrooms, hardwood doors throughout
- Premium fixtures uplift alone runs 25–40% (researched)
Where can I save?
Compare like-for-like quotations
3–8%Three contractors quoting the "same" house differ by lakhs in steel brand, wall thickness and fixture allowances. Normalising quotes before choosing routinely saves more than any material downgrade.
Phase the build structurally
defers 25–40%Design columns and footing for the full height but build fewer floors now. The extra structural cost is small; retrofitting strength later is impossible.
Spend the premium where hands touch
4–10%Door hardware, CP fittings and switches are touched daily; ceiling height and facade are seen once. Premium-where-it-matters beats premium-everywhere by several lakh with no lived difference.
Assumptions, unit rates and sources behind this estimate
| Rate used | Unit | Standard band | Basis | As of |
|---|---|---|---|---|
| TMT steel Fe500/550D (JSW/Tata class) | per kg | ₹56 – ₹68 | Research · tatanexarc.com, buildmaadi.com | 2026-08 |
| Cement 50kg bag (UltraTech/ACC/Birla class) | per bag | ₹340 – ₹450 | Research · varnahomes.in, buildmaadi.com | 2026-08 |
| M-sand (structural + plaster) | per cft | ₹45 – ₹65 | Research · alphasand.in, varnahomes.in | 2026-08 |
| Coarse aggregate (20mm/12mm) | per cft | ₹38 – ₹55 | Research · infralens.in, houseyog.com | 2026-08 |
| Solid concrete blocks (6"/4" mix) | per block | ₹32 – ₹48 | Research · alphasand.in, indiamart.com | 2026-08 |
| Civil labour — all trades (labour-contract basis) | per sqft (BUA) | ₹230 – ₹300 | Research · architects4design.com, relgrow.com | 2026-08 |
| Shuttering, centering, curing, scaffolding & consumables | per sqft (BUA) | ₹95 – ₹140 | Research · houseyog.com, jkcement.com | 2026-08 |
| Terrace waterproofing — full system (screed + membrane) | per sqft (terrace) | ₹120 – ₹220 | Research · asianpaints.com, houseyog.com | 2026-08 |
| Flooring — tiles supplied + laid | per sqft (floor) | ₹140 – ₹210 | Research · mytyles.com, morbitilehub.com | 2026-08 |
| Main door — door, frame, hardware, install | per door | ₹32,000 – ₹62,000 | Research · tfsworld.in | 2026-08 |
| Internal doors — flush door, frame, hardware | per door | ₹9,000 – ₹16,000 | Research · tfsworld.in, nobroker.in | 2026-08 |
| Windows — UPVC/aluminium, glazed & installed | per sqft (window) | ₹500 – ₹750 | Research · mccoymart.com, nobroker.in | 2026-08 |
| Interior painting (walls + ceiling) | per sqft (paintable) | ₹28 – ₹40 | Research · aapkapainter.com | 2026-08 |
| Exterior painting (Asian Paints ladder) | per sqft (wall) | ₹28 – ₹42 | Research · aapkapainter.com | 2026-08 |
| Electrical — wiring, points, DBs (Polycab/Havells wire class) | per sqft (BUA) | ₹32 – ₹50 | Research · houseyog.com, civillane.com | 2026-08 |
| Bathroom — plumbing, waterproofing, tiling, sanitaryware & CP | per bathroom | ₹1 lakh – ₹1.7 lakh | Research · renubath.in, housegyan.com | 2026-08 |
| Kitchen & utility civil — counter base, dado, sink point | lumpsum | ₹40,000 – ₹80,000 | Research · houseyog.com, nobroker.in | 2026-08 |
| Compound wall (5–6 ft masonry) with MS gate | per rft | ₹950 – ₹1,600 | Research · houseyog.com, aecord.com | 2026-08 |
| Borewell — drilling, casing, pump & electricals | lumpsum | ₹90,000 – ₹2 lakh | Research · roboborewell.in, krishnaborewell.com | 2026-08 |
| RCC sump (~10,000 L) + overhead tank | lumpsum | ₹1 lakh – ₹1.6 lakh | Research · ekaplumbingbangalore.com, architects4design.com | 2026-08 |
| BBMP plan sanction, khata & scrutiny (up to G+2) | lumpsum | ₹40,000 – ₹90,000 | Research · sturdygroups.com, aecord.com | 2026-08 |
| BESCOM power + BWSSB water/sanitary connections & deposits | lumpsum | ₹35,000 – ₹90,000 | Research · citizenmatters.in, nobroker.in | 2026-08 |
Researched rates are refreshed as the market moves; calibrated rates are updated from anonymised, aggregated Sevantay Realty quotations and invoices. No individual vendor or customer pricing is ever identifiable.
Turn this estimate into a real, written quotation
A free site assessment converts these ranges into your number — itemised, with material brands named, and payable stage by stage. No advance until you approve the scope.
What moves this cost most
- Elevation ambition — the single biggest discretionary swing (10–18%)
- Premium fixture selections — 25–40% uplift over standard brands
- Floor count — the G+2 option adds ~1,800 sqft at full rate
- Automation scope — packages run ₹1.5–9 lakh depending on depth
Commonly excluded from quotes
- Land cost, stamp duty and registration
- Interiors: modular kitchen, wardrobes, loose furniture
- Elevation extras beyond the chosen tier (stone cladding, landscape)
- Rainwater harvesting beyond the statutory minimum
- Solar water heater / solar power systems
- Swimming pool, landscape and hardscape works
- Lift (add ~₹9–20 lakh if wanted for G+2)
Hidden costs to budget for
- Rock excavation if hard strata is hit — ₹1–4 lakh on bad plots
- Betterment charges in newly added BBMP wards
- Water tankers during construction if the borewell disappoints
- Labour cess and design changes mid-build — the classic budget eaters
- Deep borewells: Bengaluru increasingly needs 800–1,200 ft
Common questions
What does a premium 40x60 duplex cost in Bengaluru in 2026?
A G+1 duplex of ~3,600 sqft at Premium tier with a signature elevation computes ₹1.05–1.95 crore all-in on this bill-of-quantities model. The ₹95 lakh–1.25 crore market band you see quoted is construction-only — remove approvals, site works, automation, GST and contingency and the numbers reconcile. This estimator refuses to hide those items.
Is 60x40 different from 40x60?
Only in orientation — the buildable area and cost model are the same. Frontage direction can affect elevation design and vastu preferences, not the budget mechanics.
What does the signature elevation actually cost?
The researched uplift is 10–18% on structure plus finishes. On a Standard G+1 duplex that is roughly ₹9–18 lakh — worth deciding deliberately rather than discovering in change orders.
Ready for your real number?
A free site assessment turns these ranges into a written, itemised quotation with staged payments — the document you actually commit to.