Medium tanks were an excellent combination of firepower, range, and armor protection. Some of the most decisive tanks of the war were in the medium class, such as the German Panzer IV, the Soviet T-34 and the U.S M4 Sherman.

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Vickers Medium Tank

Designation: Vickers Medium MK IIA
Type: Medium Tank
Length: 17.6 ft (5.36 m)
Width: 9.1 ft (2.77 m)
Height: 8.8 ft (2.68 m)
Weight: 29,568 lb (13,440 kg)
Crew: 3
Main Armament: 3pdr QF
Secondary Armament: 4 x 7.5mm & 2 x .303in
Engine: Armstrong-Siddeley V-8
Range: 160 miles (257 km)
Speed: 15 mph (24 km/h)
Fording: 2.78 ft (.85 m)
Trench Crossing: 5.75 ft (1.75 m)
Armor (Hull): .32 in (8.25 mm)
Armor (Turret): .32 in (8.25 mm)

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Char S-35

Designation: Char de Cavalerie S-35
Type: Medium Tank
Length: 17.33 ft (5.28 m)
Width: 6.06 ft (1.85 m)
Height: 8.58 ft (2.6 m)
Weight: 44,800 lb (20,363 kg)
Crew: 3
Main Armament: 47mm
Secondary Armament: 1 x 7.5 mm
Engine: Somua V-8 190 hp
Range: 160.6 miles (257 km)
Speed: 25 mph (40 km/h)
Fording: 2.62 ft (.8 m)
Trench Crossing: 5.25 ft (1.6 m)
Armor (Hull): 1.4 in (36 mm)
Armor (Turret): 2.16 in (55 mm)

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Panzer III AUSF F

Designation: Sdkfz 141
Type: Medium Tank
Length: 17.65 ft (5.28 m)
Width: 9.67 ft (2.95 m)
Height: 8 ft (2.44 m)
Weight: 44,352 lb (20,160 kg)
Crew: 5
Main Armament: 37 mm
Secondary Armament: 2 x 7.92
Engine: Maybach HL120TRM
Range: 101 miles (165 km/h)
Speed: 25 mph (40 km/h)
Fording: 2.62 fx (.8 m)
Trench Crossing: 8.5 ft (2.59 m)
Armor (Hull): 1.18 in (30mm)
Armor (Turret): 1.18 in (30mm)

Panzer III AUSF J

Designation: Sdkfz 141
Type: Medium Tank
Length: 18.11 ft (5.52 m)
Width: 9.67 ft (2.95 m)
Height: 8.2 ft (2.5 m)
Weight: 48,160 lb (21,890 kg)
Crew: 5
Main Armament: 50mm
Secondary Armament: 2 x 7.92
Engine: Maybach HL120TRM
Range: 96.8 miles (155 km)
Speed: 25 mph (40 km/h)
Fording: 2.62 ft (.8 m)
Trench Crossing: 8.5 ft (2.59 m)
Armor (Hull): 1.18 in (30 mm)
Armor (Turret): 1.96 in (50mm)

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Panzer III AUSF N

Designation: Sdkfz 141/2
Type: Medium Tank
Length: 18.53 ft (5.65 m)
Width: 9.67 ft (2.95 m)
Height: 8.2 ft (2.5 m)
Weight: 51,520 lb (23,418 kg)
Crew: 5
Main Armament: 75mm
Secondary Armament: 2 x 7.92 mm
Engine: Maybach HL120TRM
Range: 96.8 miles (155 km)
Speed: 25 mph (40 km/h)
Fording: 2.62 ft (.8 m)
Trench Crossing: 8.5 ft (2.59 m)
Armor (Hull): 1.96 in (50mm)
Armor (Turret): 1.96 in (50mm)