| Mark | 
                        Variant | 
                        Manufacturer | 
                        Total
                          Made | 
                      
                      
                        | Type
                          683 | 
                        Prototypes
                          developed from Type 679 Avro Manchester. Three
                          prototypes built serial numbers BT308, DG595, DT810. | 
                        A.V.
                          Roe (Newton Heath) | 
                        3 | 
                      
                      
                        | Mk.
                          I | 
                        Standard
                          production Lancaster fitted with Rolls-Royce Merlin
                          20, 22 or 24 - 12 cylinder 60 degree vee-type liquid
                          cooled in line engines with two stage supercharger.
                          Frazer-Nash Front, Mid Upper and Rear hydraulically
                          operated gun turrets. | 
                        
						Metropolitan-Vickers
                          (Trafford Park) 
                          Armstrong
                          Whitworth (Baginton, Bittesell) 
                          A.V. Roe
                          (Newton Heath) 
                          A.V. Roe
                          (Yeadon) 
                          Vickers-Armstong
                          (Castle Bromwich) 
                          Vickers
                          (Chester) 
                          Austin
                          Motors (Longbridge) | 
                        
                         
                         
                        948 
                         
                         
                         
                          911 
                         
                         
                          836 
                         
                          54 
                           
                         
                         
                          300 
                           
                          200 
                           
                          150 | 
                      
                      
                        | Mk.
                          I (Special) | 
                        Modified
                          Lancaster Mk. I designed to carry bomb loads exceeding
                          12,000 lbs.. (Grand slam bombs.) Front and Mid Upper
                          turret often removed to reduce weight and improve
                          center of gravity. | 
                        A.V.
                          Roe (Newton Heath) | 
                        - | 
                      
                      
                        | Mk.
                          I (FE) | 
                        Modified
                          Lancaster Mk. I to Tropical standard for use in the
                          Far East. | 
                        Various | 
                        - | 
                      
                      
                        | PR.
                          I | 
                        Modified
                          Lancaster Mk. I for post-war
                          photographic-reconnaissance use. | 
                        Various | 
                        - | 
                      
                      
                        Mk.
                          I 
                          (Western Union) | 
                        Lancaster
                          Mk. I's supplied to the French Aeronvale under
                          the post-war Western Union arrangements. | 
                        Various | 
                        - | 
                      
                      
                        Mk.
                          I 
                          (Egyptian) | 
                        Overhauled
                          Lancaster Mk. I for the Egyptian Air Force (post-war). | 
                        Various | 
                        - | 
                      
                      
                        Mk.
                          I 
                          (Civilian) | 
                        Lancaster
                          Mk. I converted for post-war civilian use. | 
                        Various | 
                        - | 
                      
                      
                        Mk.
                          I 
                          (engine test beds) | 
                        Lancaster
                          Mk. I used by Rolls-Royce and Armstrong Siddeley for
                          post war engine test bed use. | 
                        Various | 
                        - | 
                      
                      
                        |   | 
                          | 
                          | 
                          | 
                      
                      
                        | Mk.
                          II | 
                        Standard
                          production Lancaster fitted with Bristol Hercules VI
                          or XVI - 14 cylinder sleeve-valve, air cooled radial
                          engines with two stage centrifugal superchargers.
                          Frazer-Nash Front, Mid Upper and Rear hydraulically
                          operated .303 caliber gun turrets. | 
                        Armstrong
                          Whitworth | 
                        300 | 
                      
                      
                        |   | 
                          | 
                          | 
                          | 
                      
                      
                        | Mk.
                          III | 
                        Standard
                          production Lancaster fitted with Packard built Merlin
                          28, 38 or 224 - 12 cylinder 60 degree vee-type liquid
                          cooled in line engines with two stage supercharger.
                          Frazer-Nash Front, Mid Upper and Rear hydraulically
                          operated gun turrets. | 
                        A.V.
                          Roe (Newton Heath) 
                          A.V. Roe
                          (Yeadon) 
                          
						Metropolitan-Vickers
                          (Trafford Park) 
                          Armstrong
                          Whitworth (Baginton, Bittesell) | 
                         
                           
                          2138 
                           
                         
                          642 
                          
                           
                          132 
                          
                           
                         
                         
                          118 | 
                      
                      
                        Mk.
                          III 
                          (Type 464
                          provisioning) | 
                        Modified
                          Lancaster Mk. III designed to carry bomb the
                          "Upkeep" bouncing bomb for the Dam's Raid.
                          Engines same as standard Mk. III. Frazer-Nash Front
                          and Rear hydraulically operated .303 caliber gun
                          turrets only. Mid Upper turret deleted. | 
                        A.V.
                          Roe | 
                        - | 
                      
                      
                        | ASR.
                          3 | 
                        Modified
                          Lancaster Mk. III designed for post-war Air-Sea Rescue
                          duties. | 
                        Various | 
                        - | 
                      
                      
                        | GR.
                          3 | 
                        Modified
                          Lancaster Mk. III designed for post-war maritime
                          reconnaissance duties. | 
                        Various | 
                        - | 
                      
                      
                        |   | 
                          | 
                          | 
                          | 
                      
                      
                        | Mk.
                          IV | 
                        Became
                          the Avro Lincoln Mk. I. | 
                        N/A | 
                        0 | 
                      
                      
                        |   | 
                          | 
                          | 
                          | 
                      
                      
                        | Mk.
                          V | 
                        Became
                          the Avro Lincoln Mk. II. | 
                        N/A | 
                        0 | 
                      
                      
                        |   | 
                          | 
                          | 
                          | 
                      
                      
                        | Mk.
                          VI | 
                        Modified
                          Lancaster Mk. III fitted with Rolls-Royce Merlin 85 or
                          87 engines. Ten existing Lancaster's converted from
                          various Marks. | 
                        Various | 
                        - | 
                      
                      
                        |   | 
                          | 
                          | 
                          | 
                      
                      
                        | Mk.
                          VII | 
                        Standard
                          production version fitted with Packard built Merlin
                          28, 38 or 224 - 12 cylinder 60 degree vee-type liquid
                          cooled in line engines with two stage supercharger.
                          Frazer-Nash Front and Rear hydraulically operated gun
                          turrets. Martin CE-250 .50 caliber mid-upper turrets.
                          Some aircraft also had Rose .50 Caliber Rear
                          hydraulically operated turrets installed. | 
                        Austin
                          Motors (Longbridge) | 
                        180 | 
                      
                      
                        | Mk.
                          VII (FE) | 
                        Production
                          version fitted Tropical standard for use in the Far
                          East. | 
                        Austin
                          Motors (Longbridge) | 
                        - | 
                      
                      
                        Mk.
                          VII 
                          (Western Union) | 
                        Lancaster
                          Mk. VII's supplied to the French 
                          Aeronvale under
                          Western Union arrangements. | 
                        Austin
                          Motors (Longbridge) | 
                        - | 
                      
                      
                        |   | 
                          | 
                          | 
                          | 
                      
                      
                        | Mk.
                          VIII | 
                        Mark
                          number was reserved for future Lancaster development
                          but never used. | 
                        N/A | 
                        0 | 
                      
                      
                        |   | 
                          | 
                          | 
                          | 
                      
                      
                        | Mk.
                          IX | 
                        Mark
                          number was reserved for future Lancaster development
                          but never used. | 
                        N/A | 
                        0 | 
                      
                      
                        |   | 
                          | 
                          | 
                          | 
                      
                      
                        | Mk.
                          X | 
                        Canadian
                          production version fitted with Packard Merlin 224 - 12
                          cylinder 60 degree vee-type liquid cooled in line
                          engines with two stage supercharger. Frazer-Nash Front
                          and Rear hydraulically operated .303 caliber gun
                          turrets. Martin CE-250 electrically driven .50 Caliber
                          Mid Upper turret, this turret moved forward
                          approximately 5 feet to improve center of gravity. | 
                        Victory
                          Aircraft (Malton, Ontario, CDN) | 
                        430 | 
                      
                      
                        | Mk.
                          10AS | 
                        Modified
                          Lancaster Mk. X designed for post-war aerial
                          reconnaissance duties. | 
                        Victory
                          Aircraft (Malton, Ontario, CDN) | 
                        - | 
                      
                      
                        | Mk.
                          10ASR | 
                        Modified
                          Lancaster Mk. X designed for post-war Air-Sea Rescue
                          duties. | 
                        Victory
                          Aircraft (Malton, Ontario, CDN) | 
                        - | 
                      
                      
                        | Mk.
                          10BR | 
                        Modified
                          Lancaster Mk. X designed for bomber reconnaissance
                          duties. | 
                        Victory
                          Aircraft (Malton, Ontario, CDN) | 
                        - | 
                      
                      
                        | Mk.
                          10AR | 
                        Modified
                          Lancaster Mk. X designed for aerial reconnaissance
                          duties. | 
                        Victory
                          Aircraft (Malton, Ontario, CDN) | 
                        - | 
                      
                      
                        | Mk.
                          10MR | 
                        Modified
                          Lancaster Mk. X designed for maritime reconnaissance
                          duties. | 
                        Victory
                          Aircraft (Malton, Ontario, CDN) | 
                        - | 
                      
                      
                        | Mk.
                          10N | 
                        Modified
                          Lancaster Mk. X designed for navigation training
                          duties. | 
                        Victory
                          Aircraft (Malton, Ontario, CDN) | 
                        - | 
                      
                      
                        | Mk.
                          10P | 
                        Modified
                          Lancaster Mk. X designed for photo-reconnaissance
                          duties. | 
                        Victory
                          Aircraft (Malton, Ontario, CDN) | 
                        - | 
                      
                      
                        Mk.
                          10 
                          (Civilian) | 
                        Modified
                          Lancaster Mk. X designed for civilian duties. | 
                        Victory
                          Aircraft (Malton, Ontario, CDN) | 
                        - |