Ki-43-I:
Empty Weight: 1580kg
Loaded Weight: 2050kg
Wing Area: 22.0m2
Engine: Ha-25
Take off: 990hp / 970hp at 3400m
-
Max Speed: (Military Power)
495km/h at 4000m
-
Rate of Climb: (Military Power)
Time to 5000m: 5:34
-
Turn Time:
13 sec
-
Armament:
Ko: 2x 7.7mm Type 89 (500 rounds per gun)
Otsu: 1x 7.7mm Type 89 / 1x 12.7mm Type 1
Hei: 2x 12.7mm Type 1 (270 rounds per gun)
——————————————————
Ki-43-II
Empty Weight: 1729kg
Loaded Weight: 2590kg
Wing Area: 21.4m2
Engine: Ha-115
Take off: 1120hp / 1020hp at 2800m / 980hp at 5600m
-
Max Speed: (Military Power)
515km/h at 6000m
508km/h at 8000m
-
Rate of Climb: (Military Power)
Time to 5000m: 5:49
Time to 8000m: 11:09
-
Turn Time:
15 seconds
-
Armament:
2x 12.7mm Type 1 (270 rounds per gun)
———————————————-
Ki-43-III Ko
Empty Weight: 2040kg
Loaded Weight: 2725kg
Wing Area: 21.4m2
Engine: Ha-115-II
Take off: 1190hp / 1230hp at 2800m / 950hp at 6800m
-
Max Speed: (Military Power)
560km/h at 5850m
532km/h at 9000m
-
Rate of Climb: (Military Power)
Time to 5000m: 5:19
Time to 8000m: 10:50
-
Turn Time:
15-16 sec
-
Armament:
2x 12.7mm Type 1 (270 rounds per gun)
———————————————-
Ki-43-III Otsu
Empty Weight: ???
Loaded Weight: ???
Wing Area: 21.4m2
Engine: Ha-115-II
Take off: 1190hp / 1230hp at 2800m / 950hp at 6800m
-
Max Speed: (Military Power)
???km/h at 5850m
???km/h at 9000m
-
Rate of Climb: (Military Power)
Time to 5000m: ???
Time to 8000m: ???
-
Turn Time:
???
-
Armament:
2x 20mm Ho-5 (120-150 rounds per gun, not sure)
Note: Ki-43-III Otsu underwent major modifications to fit the 20mm guns in place. This added more drag and weight. Overall its performance was worse than Ki-43-III Ko and the japanese only built 2 prototypes and abandoned the project.
———————————————-
Ki-43-IV - Unofficial name, it was considered but it didn't go anywhere. It would have been a Ki-43, armed with 20mm Ho-5 cannons and powered by Ha-112 engine.
Effectiveness of the Type 1 12.7mm / 12.7mm Ho-103
12.7mm Ho-103 ammunition
Empty Weight: 1580kg
Loaded Weight: 2050kg
Wing Area: 22.0m2
Engine: Ha-25
Take off: 990hp / 970hp at 3400m
-
Max Speed: (Military Power)
495km/h at 4000m
-
Rate of Climb: (Military Power)
Time to 5000m: 5:34
-
Turn Time:
13 sec
-
Armament:
Ko: 2x 7.7mm Type 89 (500 rounds per gun)
Otsu: 1x 7.7mm Type 89 / 1x 12.7mm Type 1
Hei: 2x 12.7mm Type 1 (270 rounds per gun)
——————————————————
Ki-43-II
Empty Weight: 1729kg
Loaded Weight: 2590kg
Wing Area: 21.4m2
Engine: Ha-115
Take off: 1120hp / 1020hp at 2800m / 980hp at 5600m
-
Max Speed: (Military Power)
515km/h at 6000m
508km/h at 8000m
-
Rate of Climb: (Military Power)
Time to 5000m: 5:49
Time to 8000m: 11:09
-
Turn Time:
15 seconds
-
Armament:
2x 12.7mm Type 1 (270 rounds per gun)
———————————————-
Ki-43-III Ko
Empty Weight: 2040kg
Loaded Weight: 2725kg
Wing Area: 21.4m2
Engine: Ha-115-II
Take off: 1190hp / 1230hp at 2800m / 950hp at 6800m
-
Max Speed: (Military Power)
560km/h at 5850m
532km/h at 9000m
-
Rate of Climb: (Military Power)
Time to 5000m: 5:19
Time to 8000m: 10:50
-
Turn Time:
15-16 sec
-
Armament:
2x 12.7mm Type 1 (270 rounds per gun)
———————————————-
Ki-43-III Otsu
Empty Weight: ???
Loaded Weight: ???
Wing Area: 21.4m2
Engine: Ha-115-II
Take off: 1190hp / 1230hp at 2800m / 950hp at 6800m
-
Max Speed: (Military Power)
???km/h at 5850m
???km/h at 9000m
-
Rate of Climb: (Military Power)
Time to 5000m: ???
Time to 8000m: ???
-
Turn Time:
???
-
Armament:
2x 20mm Ho-5 (120-150 rounds per gun, not sure)
Note: Ki-43-III Otsu underwent major modifications to fit the 20mm guns in place. This added more drag and weight. Overall its performance was worse than Ki-43-III Ko and the japanese only built 2 prototypes and abandoned the project.
———————————————-
Ki-43-IV - Unofficial name, it was considered but it didn't go anywhere. It would have been a Ki-43, armed with 20mm Ho-5 cannons and powered by Ha-112 engine.
Effectiveness of the Type 1 12.7mm / 12.7mm Ho-103
12.7mm Ho-103 ammunition
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