T95/FV4201 Chieftain (Great Britain, HT-10, promo).
Changes regarding the basis 1.21.1: this mighty tank was nerfed in firepower (ROF and DISPERSION), in penetration (-11mm) and in damage. Mobility was also nerfed, -6km/h.
Firepower:
• Gun loading: from 10.07 to 11.51
• Gun rate of fire: from 5.96 to 5.21
• Dispersion from movement (max): from 0.14 (6.44) to 0.14 ( 5.60)
• Dispersion from chassis rotation (max.): from 0.14 (4.82) to 0.14 (4.09)
• Armor penetration 2 (AP) projectile: from 322 to 311
• Armor penetration 2 (AP) projectile at 500m: from 280 to 271
• Average projectile damage per minute 1 (AP): from 2,622 to 2,295
• Average projectile damage per minute 2 (AP): from 2,622 to 2,295
• Average damage per minute 3 (HE) ) shell: from 3 159 to 2 764
Mobility:
• Max. forward speed: from 46 to 40
• Chassis turning speed: from 34.42 to 29.20
source – wotexpress