| Grootste Walcker-orgels (top 25) | |||||
| # | Plaats: | Gebouw: | Bouwer: | Grootte | Link internet |
| 1 | Barcelona | Nationalpalatset | Walcker & Cie., E.F. (1929) | VIP/131 | 2022230 |
| 2 | Stockholm | Stadshuset - Blå Hall (Blaue Halle) | Walcker & Cie., E.F. (1925) | VP/125 | 2002107 |
| 3 | Rīga | Rīga Dom | Walcker & Cie., E.F. (1883) | VP/124 | 2000572 |
| 4 | Ulm | Münsterkirche | Walcker & Cie., E.F. (1969) | VP/97 | 2000448 |
| 5 | Esslingen am Neckar | Evangelische Stadtkirche Sankt Dionys und Vitalis | Walcker & Cie., E.F. (1904) | VP/91 | 2004941 |
| 6 | Żory | Kościół św. Stanisława Biskupa | Walcker & Cie., E.F. (1958) | IVP/86 | 2001511 |
| 7 | Budapest | Zeneakadémia (Liszt Ferenc Zeneművészeti Egyetem) | Walcker & Cie., E.F. (1967) | IVP/85 | 2000805 |
| 8 | Methuen | Memorial Music Hall | Walcker & Cie., E.F. (1863) | IVP/84 | 2002919 |
| 9 | Belfast | Cooke Centenary Presbyterian Church | Walcker & Cie., E.F. (1913) | IIIP/83 | 2003848 |
| 10 | São Paulo | Monasteria di São Bento | Walcker & Cie., E.F. (1954) | IVP/82 | 2008608 |
| 11 | Tallinn | Kaarli Kirik (Karlskirche) | Walcker & Cie., E.F. (1923) | IIIP/81 | 2011077 |
| 12 | Zagreb | Zagrebačka Katedrala | Walcker & Cie., E.F. (1855) | IVP/78 | 2012747 |
| 13 | Doesburg | Grote of Sint-Martinikerk | Walcker & Cie., E.F. (1916) | IVP/75 | 1002624 |
| 13 | Strasbourg | Église Saint-Paul (Église Réformée de Garnison) | Walcker & Cie., E.F. (1897) | IIIP/75 | 2000927 |
| 14 | Wiesbaden | Marktkirche | Walcker & Cie., E.F. (1863) | VP/73 | 2000699 |
| 15 | Dortmund | Sankt Reinoldi-Kirche | Walcker & Cie., E.F. (1958) | IVP/72 | 2008075 |
| 15 | Stuttgart | Villa Berg (Sendesaal des Süddeutschen Rundfunks) | Walcker & Cie., E.F. (1952) | IVP/72 | 2005611 |
| 16 | Hagen (Ruhrgebiet) | Stadthalle | Walcker & Cie., E.F. (1939) | IVP/69 | 2024739 |
| 17 | Helsinki | Johanneksenkirkko | Walcker & Cie., E.F. (1891) | IIIP/67 | 2002887 |
| 17 | Beograd | Gewerkschaftshaus, Konzertsaal | Walcker & Cie., E.F. (1959) | IVP/67 | 2045491 |
| 18 | Michoacan | Morelia Cathedral | Walcker & Cie., E.F. (1905) | IIIP/66 | 2002923 |
| 19 | Annaberg-Buchholz | Sankt Annen-Kirche | Walcker & Cie., E.F. (1884) | IIIP/65 | 2002912 |
| 19 | Kempten | Katholische Pfarrkirche Sankt Lorenz (Abteikirche) | Walcker & Cie., E.F. (1866) | IIIP/65 | 2008242 |
| 20 | Ilmenau | Stadtkirche Sankt Jakobus | Walcker & Cie., E.F. (1911) | IIIP/64 | 2004800 |
| 21 | Barcelona | Palau de la Música Catalana | Walcker & Cie., E.F. (1908) | IVP/63 | 2019508 |
| 22 | Weinheim an der Bergstraße | Evangelische Peterskirche | Walcker & Cie., E.F. (1967) | IVP/62 | 2025274 |
| 22 | Heilbronn | Kilianskirche | Walcker & Cie., E.F. (1959) | IVP/62 | 2005414 |
| 22 | Bad Nauheim | Dankeskirche | Walcker & Cie., E.F. (1965) | IIIP/62 | 2000402 |
| 22 | Mulhouse | Église Saint-Stéphan | Walcker & Cie., E.F. (1866) | IIIP/62 | 2012765 |
| 23 | Wien | Votivkirche | Walcker & Cie., E.F. (1878) | IIIP/61 | 2000587 |
| 24 | Stuttgart | Evangelische Markus-Kirche | Walcker & Cie., E.F. (1908) | IIIP/60 | 2001510 |
| 24 | Ludwigsburg | Evangelische Stadtkirche | Walcker & Cie., E.F. (1859) | IVP/60 | 2005617 |
| 25 | Bamberg | Sankt Heinrichkirche | Walcker & Cie., E.F. (1951) | IIIP/58 | 2024755 |
| 25 | Mannheim | Kongresszentrum Rosengarten, Musensaal | Walcker & Cie., E.F. (1950) | IIIP/58 | 2011431 |