Birmingham vs London
Water hardness comparison — how the two cities differ and what it means for your home.
Birmingham
united kingdom
108mg/L
Moderately Hard Water
7.56°e
Medium
Base Unit (CaCO3): 108 mg/LLocal Unit
HarderFull London data →
London
united kingdom
277mg/L
Very Hard Water
19.39°e
Very Hard
Base Unit (CaCO3): 277 mg/LLocal Unit
Side-by-Side Impact
| Impact Area | Birmingham | London |
|---|---|---|
| Limescale buildup | Minimal | Rapid — visible within weeks |
| Boiler/heating risk | Low risk | Annual descaling required |
| Dishwasher salt setting | Low setting (1–2) | Max salt setting (5–7) |
| Skin & hair impact | Low risk | High eczema/dry skin risk |
| Detergent usage | Standard dose | +30–40% more detergent |
Key Findings
Hardness Difference: 169 mg/L
London is significantly harder than Birmingham — a difference that has major household implications. Appliances, boiler warranties, and detergent costs will differ substantially.
Moving from Birmingham to London?
If you're relocating from Birmingham to London, expect visible limescale on taps and shower heads within weeks. You'll need to recalibrate your dishwasher's salt setting, increase kettle descaling frequency, and check your boiler warranty requirements. A shower filter and under-sink scale inhibitor are worth considering immediately.
Compare With Other Cities
Birmingham vs IstanbulBirmingham vs MoscowBirmingham vs ParisBirmingham vs New YorkBirmingham vs MadridBirmingham vs BarcelonaBirmingham vs AnkaraBirmingham vs Saint PetersburgLondon vs IstanbulLondon vs MoscowLondon vs ParisLondon vs New YorkLondon vs MadridLondon vs BarcelonaLondon vs AnkaraLondon vs Saint Petersburg