-8.6% 5y IRR — capital outlay disproportionate to returns
No rent comparables — estimate is a rule-of-thumb fallback, not market data. Verify the rent locally before offering.
Property research tool — not a regulated financial service. Numbers are point-in-time estimates; how we decide →
Monthly cashflow
−£3K/mo
You top up £3K/mo
Price
£1.59M
No local sold comps to compare
Return · IRR
-8.6%/yr
Loses money over 5 years
Cash to get in
£662K
Deposit + fees + refurb
Return before costson price3.41%5-yr return on cash -26%Rent est. £4,522 (£3,662–£5,584)
How we define each return:On price — gross yield = annual rent ÷ purchase price.On cost — net yield ÷ total project cost (price + refurb + fees).On cash — cash-on-cash & ROI ÷ the actual cash you put in (deposit + costs).
Listing seen …
What-if calculator
Edit any input — outputs recalc liveRates as of 20 May 2026
Buy-to-Let. Standard rental on an Assured Shorthold Tenancy. Single household, market rent, paid monthly direct to landlord (or via agent). (hover any strategy tab for pros + cons)
Offer (£)
Monthly rent (£)
Local comp range: £3,662–£5,584/mo · n=39
Financing
DepositYour cash in — the rest is the mortgage25% · £397,500
5%100% (cash buy)
Standard 75% LTV for BTL
Mortgage rate5y fixed5.8%
3.0%9.0%
5-year fixed at 75% LTV — 5.75% (as of 2026-05-20).
Mortgage term (years)
Stress rate6.5%
5.0%9.0%
BoE base + 2pp stress (6.5%)
Acquisition costs
Refurb (£)
Per-property refurb estimate from the element rate-card model (£38,640–£72,128 range), VAT-inclusive
Legal + survey (£)
Leasehold flat — £3,125 legal + £1,100 survey
Mortgage fees (£)
2% product fee on £1,192,500 loan + £1,000 booking fee
We don't ingest the NHLE bulk register, so we can't flag listed-building or conservation-area status for this address from our data alone. Use the official registry to verify before exchanging.
The Piper Building, Peterborough Road, Fulham, London, SW6
flat · 3 bed · 3 bath · 2,500 sqft
£1,590,000
est £4,522 · 3.41% gross
1 / 31
0/100
Marginal
3.41% — verify the rent + comps locally.
3.41% Return before costs — around the area average for this property type.
Monthly profit −£3,233/mo at the default 25% deposit @ 5.5% — open the calculator to stress-test.
Price
£1.6M
Return before costs
3.41%
est rent £4,522/monot enough comparablesRange £3,662–£5,584/mo (Q1–Q3)
Bedrooms
3
3 bath
Energy rating
—
Energy rating
Run the numbers
Each tab prefills
What-if calculator
Edit any input — outputs recalc liveRates as of 20 May 2026
Buy-to-Let. Standard rental on an Assured Shorthold Tenancy. Single household, market rent, paid monthly direct to landlord (or via agent). (hover any strategy tab for pros + cons)
Offer (£)
Monthly rent (£)
Local comp range: £3,662–£5,584/mo · n=39
Financing
DepositYour cash in — the rest is the mortgage25% · £397,500
5%100% (cash buy)
Standard 75% LTV for BTL
Mortgage rate5y fixed5.8%
3.0%9.0%
5-year fixed at 75% LTV — 5.75% (as of 2026-05-20).
Mortgage term (years)
Stress rate6.5%
5.0%9.0%
BoE base + 2pp stress (6.5%)
Acquisition costs
Refurb (£)
Per-property refurb estimate from the element rate-card model (£38,640–£72,128 range), VAT-inclusive
Legal + survey (£)
Leasehold flat — £3,125 legal + £1,100 survey
Mortgage fees (£)
2% product fee on £1,192,500 loan + £1,000 booking fee