is typically mineral or semi-synthetic, economy-grade.
| Feature | Charminar 2T | Castrol Actevo 2T | Local / Unbranded Oil | | :--- | :--- | :--- | :--- | | | Low | Very Low (Synthetic blend) | Excessive | | Price per Liter | ₹180 - ₹220 | ₹350 - ₹450 | ₹80 - ₹120 | | Engine Deposit | Minimal | Minimal | Heavy carbon buildup | | Availability | Pan-India (Every village) | Metro & Tier-1 cities only | Local only | | Warranty Safety | IS Certified / BPCL backed | International standard | No guarantee | charminar 2t oil