Standard comprehensive motor insurance leaves massive gaps in coverage (especially for plastic parts and engine damage). Add-ons plug these gaps. But insurers push all of them. Which ones actually matter?
1. Zero Depreciation (Bumper-to-Bumper)
Verdict: Essential for cars under 5 years old.
Standard policies deduct 50% for replacing plastic, rubber, and glass parts. The 'Zero Dep' add-on ignores age-related depreciation. Instead of paying 40% of the repair bill out of pocket, you pay almost nothing.
Cost: ~15-20% of the base Own Damage premium.
Note: Most insurers only offer this until the car is 5-7 years old.
2. Engine Protection Cover
Verdict: Highly recommended, especially in flood-prone cities (Mumbai, Chennai, Bangalore) or for low-slung sedans.
Standard insurance covers accident damage to the engine, but excludes hydrostatic lock (engine seizes because you drove through a flooded street) or damage from oil leakage after hitting a pothole. Replacing an engine block costs ₹1–5 lakh depending on the car. This add-on covers it.
Cost: Very cheap compared to the risk.
3. NCB Protect
Verdict: Worth it if your accumulated NCB is 35% or 50%.
Normally, a single claim (even for a ₹3,000 mirror) drops your No Claim Bonus to 0% at next renewal. NCB Protect allows you to make 1 or 2 claims in a year while preserving your hard-earned discount.
Cost: Generally affordable, but do the math. Does the cost of the add-on exceed your expected NCB savings?
4. Return to Invoice (RTI)
Verdict: Essential ONLY for brand new cars (1-3 years old).
If your car is totaled or stolen, standard insurance only pays the IDV (depreciated market value). RTI bridges the gap — it pays the original ex-showroom price (or current on-road price) plus road tax and registration charges. It guarantees you can buy the exact same new car again.
Cost: Expensive, but the payout difference in a total loss is massive.
5. Roadside Assistance (RSA)
Verdict: Low cost, high value value but check if your manufacturer already provides it.
Towing, flat tire change, battery jumpstart, fuel delivery, or lost key assistance. Costs barely ₹300-500/year. However, almost all new cars come with 3-5 years of free manufacturer RSA anyway. Don't double-pay.
6. Consumables Cover
Verdict: Good to have but not strictly essential.
During a major accident repair, hospitals bill for engine oil, coolant, nuts, bolts, washers, and AC gas. Standard plans reject these "consumable" charges. This add-on pays for them.
The 'Must-Have' Bundle for a New Car
For a new everyday commuter car, taking Zero Dep + Engine Protect + Return to Invoice for the first 3 years provides absolute peace of mind against the biggest financial shocks.
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