British Heart Foundation vs WWF-UK
British Heart Foundation grades higher: A- against B.
A-
British Heart Foundation
Registered charity #225971
Give with confidence
The UK’s largest independent funder of cardiovascular research, backed by a huge retail engine and clean, on-time reporting.
Read the full receiptB
WWF-UK
Registered charity #1081247
Give with eyes open
A capable, well-known conservation charity carrying a serious human-rights reckoning and a deficit year, with impact that resists clean measurement.
Read the full receiptThe numbers
Side by side, from the accounts
British Heart Foundation
WWF-UK
Mar 2025
Year ended
Jun 2025
£411m
Income
£89m
£427m
Spending
£96m
4,545
Staff
463
20,000
Volunteers
3,496
11
Trustees
11
None
Flags raised
None
Each column shows the latest year that charity has filed, so the periods can differ. Spend ratios appear only where both charities disclose them at that level of detail. See methodology.