Maruti Suzuki has officially revealed the ARAI-certified fuel economy figures for the 2026 Brezza facelift. With the addition of a new 1.0-litre Boosterjet turbo-petrol engine alongside the existing 1.5-litre naturally aspirated petrol and factory-fitted CNG options, buyers now have a broader spectrum of powertrains to choose from based on performance needs and running costs.
Mileage Breakdown by Engine Type
1. New 1.0L Boosterjet Turbo-Petrol (Up to 20.47 km/l)
The newly introduced turbo-petrol unit offers punchier power (108.5 bhp / 170 Nm) paired with a 6-speed manual gearbox:
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LXi & VXi Turbo: 20.47 km/l
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ZXi & ZXi+ Turbo: 19.96 km/l (slightly lower due to feature weight and wheel sizing)
2. 1.5L Naturally Aspirated Petrol Manual (Up to 21.09 km/l)
For buyers opting for the proven naturally aspirated petrol engine with a manual transmission:
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LXi & VXi MT: 21.09 km/l (Most fuel-efficient petrol variant in the range)
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ZXi MT: 20.81 km/l
3. 1.5L Petrol Automatic (20.17 km/l)
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VXi, ZXi & ZXi+ 6AT: 20.17 km/l across all automatic trims, showing minimal efficiency penalty compared to the manual variants.
4. 1.5L Factory-Fitted CNG (26.90 km/kg)
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LXi, VXi & ZXi CNG MT: 26.90 km/kg, maintaining its status as the running-cost champion for high-mileage drivers.
2026 Brezza Facelift Mileage Matrix
| Powertrain Option | Trims / Variants | Transmission | Claimed ARAI Efficiency |
| 1.5L Petrol NA | LXi, VXi | 6-Speed Manual | 21.09 km/l |
| 1.5L Petrol NA | ZXi | 6-Speed Manual | 20.81 km/l |
| 1.0L Turbo-Petrol | LXi, VXi | 6-Speed Manual | 20.47 km/l |
| 1.5L Petrol NA | VXi, ZXi, ZXi+ | 6-Speed Automatic | 20.17 km/l |
| 1.0L Turbo-Petrol | ZXi, ZXi+ | 6-Speed Manual | 19.96 km/l |
| 1.5L Petrol-CNG | LXi, VXi, ZXi | 6-Speed Manual | 26.90 km/kg |
Key Takeaway: The addition of the turbo-petrol engine expands performance options without a steep efficiency compromise. Meanwhile, overall efficiency across the naturally aspirated petrol and CNG ranges has seen noticeable improvements over the outgoing model. Real-world figures will naturally depend on traffic, driving habits, and vehicle load.

