Auto hood vs full-wrap vs back-panel branding in Bangalore: cost-per-impression compared

We get this question every other week from a Bangalore brand: which auto branding format gives the best return. The honest answer is that the format ranking changes based on the campaign goal. There is no universal winner. There are three formats with different cost structures and different audience capture mechanics, and picking the right one requires you to first answer what you are buying.

This is the spec-table version of what we tell brands when they ask us to recommend.

Apples-to-apples spec table on a Bangalore fleet

Hood branding

• Per-vehicle rate: ₹550 to ₹580 per month (premium vinyl, replacement reserve included)
• Surface area: front-facing hood, typically 3 ft × 1.5 ft, single creative
• Audience: oncoming traffic, pedestrians at signals, fares boarding from front
• Audited daily impressions per vehicle on dense corridors: 8,500 to 12,000 (vehicle and pedestrian eyeballs combined, Koramangala/HSR/Whitefield, 2025 averages)
• Cost per thousand impressions (CPM): ₹50 to ₹70
• Best for: 30-day awareness on a budget under ₹2 lakh

Full-wrap branding

• Per-vehicle rate: ₹1,100 to ₹1,400 per month (covers hood, side panels, back)
• Surface area: ~24 sq ft total across four faces
• Audience: 360-degree exposure (front, sides, back) for everyone within visual range
• Audited daily impressions per vehicle: 14,000 to 20,000 on dense corridors (1.5 to 1.8x hood)
• Cost per thousand impressions (CPM): ₹120 to ₹180
• Best for: hyperlocal saturation in a 3-4 sq km radius (single neighbourhood domination)

Back-panel branding

• Per-vehicle rate: ₹320 to ₹420 per month
• Surface area: rear panel, typically 3.5 ft × 2.5 ft
• Audience: vehicles directly behind, signal-stopped traffic
• Audited daily impressions per vehicle: 3,500 to 5,500 (35-45 percent of hood)
• Cost per thousand impressions (CPM): ₹85 to ₹110
• Best for: trapped-audience signal exposure where dwell time is the trigger

TL;DR verdict

Pick hood for the lowest CPM and broadest awareness across Bangalore corridors. Pick full-wrap when you need to dominate a single neighbourhood and budget allows ₹1 lakh-plus per 80 vehicles. Pick back-panel when you have a category-defense play at signal-stops and need to be seen by the audience directly behind, like a fintech app facing a competitor's hood-branded auto at Silk Board. Mixing formats inside one campaign rarely outperforms picking one format and committing.

When hood wins

If your goal is the cheapest CPM in Bangalore on a 30-day awareness window, hood is mathematically the right pick. ₹1 lakh buys you 172 hood-branded autos for one month, which audited at 8,500 daily impressions each delivers roughly 4.4 crore impressions over the month. The same ₹1 lakh buys 71 full-wrapped autos delivering roughly 3.6 crore impressions. Hood wins on raw count by 22 percent. We have run this exact math comparison for two D2C launches in 2025 and the hood-only campaigns outperformed mixed-format on aided recall measured at week four post-launch.

When full-wrap wins

Full-wrap stops being a CPM play and starts being a saturation play. If you are launching a new restaurant in Indiranagar or a clinic in Jayanagar, the goal is not maximum eyeballs across Bangalore. The goal is residents in a 3 km radius to feel like the brand is everywhere. 80 fully-wrapped autos circulating one neighbourhood for 30 days deliver that emotional saturation at a level no hood-only fleet can match. Full-wrap autos also pull more user-generated photos because the visual mass is harder to ignore. Three of our 2025 hyperlocal campaigns saw 40 to 60 organic Instagram tags from full-wrap fleets versus 8 to 14 from hood-only fleets at the same vehicle count.

When back-panel wins

Back-panel works for one specific scenario: signal-stop dwell time matters more than total reach. If you are a fintech, a food-delivery app, or a quick-commerce brand defending against a heavily-marketed competitor, having your back-panel staring at the trapped audience behind you for 60 to 90 seconds at every signal in BTM, Marathahalli, or Whitefield is a category-defense play. Back-panel CPM lands higher than hood (₹85-110 vs ₹50-70), but the trapped audience converts at a higher rate. We do not recommend back-panel as a primary format. We do recommend it as a tactical layer when a brand wants to neutralise a competitor's hood spend at signal stops.

Edge case: the 50-50 mixed campaign

Brands sometimes ask us to split a budget 50-50 between hood and full-wrap to hedge. We discourage this in writing. Mixed campaigns lose the saturation argument for full-wrap (now you have only 35 wrapped autos in the neighbourhood, not 80) and dilute the CPM efficiency of hood (now you have 86 hooded autos, not 172). Pick one format. Commit. Audit weekly. The mixed approach is a procurement compromise that loses on both dimensions.

Decision checklist

1. Is the budget under ₹2 lakh? Hood is the right call.
2. Is the campaign hyperlocal (under 4 sq km)? Full-wrap usually wins on saturation feel.
3. Is the goal category defense at signals against a named competitor? Back-panel is a tactical fit.
4. Is the creative complex with multiple visual elements? Full-wrap supports it. Hood does not.
5. Is the brand new to Bangalore (no recall yet)? Hood-only at scale beats premium formats at smaller fleets.
6. Is the campaign duration under 14 days? Stick to hood. Premium formats need 30-day windows to amortise the higher per-vehicle cost.

Our recommendation

For 80 percent of Bangalore campaigns we see, hood is the right pick on CPM grounds. For the 15 percent that need hyperlocal saturation, full-wrap earns its premium. The 5 percent who need back-panel tend to know they need it before they ask us. If you are unsure which bucket you are in, send us your campaign brief with budget, neighbourhood focus, and competitor names, and we will recommend the format with the math attached.