TATA SIGNA 3125.T Mileage
The Tata SIGNA 3125.T is rated at 4.3 km/l. With diesel at ₹95.2 a litre in Delhi, that is about ₹22.40 of fuel per km, or roughly ₹67,200 a month for a truck running 3,000 km. A full 365 litre tank lasts about 1,551 km. Its claimed mileage is the second-best of the 5 closest models in its class (the Eicher pro 6028TM is best).

Mileage
4.25km/l
TATA SIGNA 3125.T
TATA SIGNA 3125.T Mileage & Efficiency
Mileage
4.25 km/l
Fuel Type
Diesel
Engine Displacement
6702 cc
Fuel Tank Capacity
365 L
Performance Details
| Engine Power | 250 HP |
| Torque | 950 Nm |
| Max Speed | 80 km/h |
| Emission Norm | BS IV |
Tata SIGNA 3125.T fuel cost per km and full-tank range
At the claimed 4.3 km/l and Delhi diesel at ₹95.2 a litre on 5 November 2026, the Tata SIGNA 3125.T costs about ₹22.40 a km in fuel, or ₹2,240 per 100 km. A full 365 litre tank covers roughly 1,551 km.
Claimed mileage is measured under test conditions. Loaded trucks, hill routes, idling in traffic and tyre pressure all lower it, so budget on a real-world figure below the claim. Diesel price in your state today →
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Tata SIGNA 3125.T mileage vs rivals
The Tata SIGNA 3125.T next to 4 rivals in the same class, on the figures each maker lists. The Eicher pro 6028TM has the best claimed mileage here (5 km/l), and the Tata SIGNA 3125.T goes furthest on a full tank (1,570 km).
| Model | Claimed mileage | Fuel tank | Distance on a full tank | Payload |
|---|---|---|---|---|
| Tata SIGNA 3125.T | 4.3 km/l | 365 L | 1,570 km | 27,000 kg |
| Tata SIGNA 2823.T | 4 km/l | 300 L | 1,200 km | 26,000 kg |
| Eicher pro 6028TM | 5 km/l | 220 L | 1,100 km | 19,000 kg |
| Tata Signa 2825.K TK | 3 km/l | 300 L | 900 km | 19,000 kg |
| Ashok Leyland AVTR 3120 6x2 | 4 km/l | 220 L | 880 km | 20,000 kg |
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Get my priceor call +91 93422 00875Mileage FAQs on TATA SIGNA 3125.T
The TATA SIGNA 3125.T delivers a mileage of 4.25 km/l. Real-world fuel efficiency depends on load, route, driving habits, and maintenance condition.
The TATA SIGNA 3125.T uses Diesel. Fuel type directly affects mileage, running cost, and refuelling or charging frequency.
The TATA SIGNA 3125.T has a 365 L fuel tank. Combined with its mileage of 4.25 km/l, this determines how far you can travel between refuelling stops.
At its claimed 4.3 km/l, a full 365 litre tank takes the TATA SIGNA 3125.T about 1,551 km. Real-world distance is lower with a full load, on hills or in city traffic.
At the claimed 4.3 km/l, the TATA SIGNA 3125.T uses about 23.5 litres per 100 km. Multiply by the fuel price in your state for the cost per 100 km.
The TATA SIGNA 3125.T is powered by a 6702 cc engine from Tata Motors. Engine size and tuning affect torque delivery and fuel efficiency under loaded conditions.
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