Johannesburg logs 305 sunny days a year to London's 111 — Johannesburg wins by 194. Johannesburg also leads on outdoor-dinner months by 3.

Johannesburg runs about $1,363/mo for a balanced lifestyle against London's $3,737/mo — Johannesburg comes in $2,374 cheaper each month, roughly 174% less.

On mobility, London scores 4.0 vs Johannesburg's 2.2 (0–5 scale), with the biggest gap on walkability. Johannesburg still holds an edge on car efficiency.

London's culture score of 4.9 sits well above Johannesburg's 3.6, with the biggest gap on arts & culture.

London's nature & outdoors score of 3.8 sits well above Johannesburg's 3.5, with the biggest gap on sea access. Johannesburg still holds an edge on mountain access.

London's safety score is ~2.1× Johannesburg's — in the middle of the scale, while Johannesburg lands near the floor, with the biggest gap on road safety.

London's career score of 5.0 sits well above Johannesburg's 4.1, with the biggest gap on career opportunities.

London's social & community score of 4.0 sits well above Johannesburg's 3.4, with the biggest gap on everyday english.

On food & dining, London scores 5.0 vs Johannesburg's 3.8 (0–5 scale), with the biggest gap on vegan & vegetarian options.

On family, London scores 4.6 vs Johannesburg's 3.7 (0–5 scale), with the biggest gap on playgrounds.

Johannesburg and London score neck-and-neck on healthcare (3.4 vs 3.4, 0–5 scale).

Johannesburg averages 37.0 µg/m³ (very unhealthy) PM2.5 annually versus London's 8.6 µg/m³ (good) — London breathes ~77% cleaner air (28.3 µg/m³ lower).

Who Thrives Here