Compare Tata Signa 4018.S vs Ashok Leyland 4020

GCW (Kg)	39500 Kg	39500 Kg

Axle Configuration	4x2	4x2

Engine	Cummins ISBe 5.6L	H series CRS iGen-6 technology

Power	186 HP@2300 rpm	200 HP@2400 rpm

Torque	850 Nm@1000-1600 rpm	700 Nm@1200-2000 rpm

Transmission	6 speed (6F+1R)	6 speed (6F+1R) With cable shift

Warranty	6 Years / 6 Lakh km on driveline 3 Years / 3 Lakh km on vehicle	4 Years / 4 Lakh Km

Service Interval	80,000 Km (Oil change)	80,000 Km (Oil change)

Additional	Gear Shift Advisor 3 mode Fuel Economy Switch	Gear Shift Advisor

Engine	Cummins ISBe 5.6L	H series CRS iGen-6 technology

Fuel Injection System	Common Rail	Common Rail

Engine Displacement	5635 cc	5660 cc

Engine Cylinders	6	6

Power	186 HP@2300 rpm	200 HP@2400 rpm

Torque	850 Nm@1000-1600 rpm	700 Nm@1200-2000 rpm

Clutch	380 mm dia	380 mm dia With clutch booster

Transmission	6 speed (6F+1R)	6 speed (6F+1R) With cable shift

Gearbox	G950	ZF 6S 850

Gradeability		13.05%

Max Speed		80 Kmph

Emission Norms Compliance	BS6	BS6

Fuel Type	Diesel	Diesel

Fuel Tank Capacity	365 Litres 365+200 Litres (Optional) Polymer tank With anti-fuel theft	Diesel: 300 / 375 Litres Ad Blue: 48 Litres Polymer tank

Electricals Battery		24V, 120 Ah / 150 Ah (AC)

Gross Combination Weight	39500 Kg	39500 Kg

Cabin Type	Sleeper cabin	Sleeper cabin

Chassis Frame	Ladder type straight frame	HSS material, bolted construction

Axle Configuration	4x2	4x2

Front Axle	Forged I Beam, Reverse Elliot Type	Forged I Beam, Reverse Elliot Type Unitized wheel bearings (Optional)

Rear Axle	Single reduction RA 110LD RAR: 5.57	Fully floating, Single speed RAR 6.17 Unitized wheel bearings (Optional)

Front Suspension	Parabolic leaf springs With telescopic shock absorbers	Semi elliptical leaf springs Parabolic leaf spring (Optional)

Rear Suspension	Semi elliptical leaf springs	Semi elliptical leaf springs Parabolic helper spring

Anti Roll Bar		Optional in front

Tyres	295/90R20 (Tube) 6+1 tyres	295/90R20 (Tube) 6+1 tyres

Wheelbase	3200 mm	3400 mm

Turning Circle Diameter	12.3 m	12.6 m

Ground Clearance	250 mm	260 mm

Overall Length	5625 mm	5950 mm

Overall Width	2565 mm	2570 mm

Overall Height		3145 mm (M Cabin) 3165 mm (U Cabin) 3110 mm (N Cabin)

Front Overhang		1550 mm

Rear Overhang		1000 mm

Front Track	1964 mm	2084 mm

Rear Track	1817 mm	1876 mm

Chassis Depth	285 mm	275 mm

Chassis Flange width	65 mm	75 mm

Chassis Thickness	7 mm	7 / 8 mm

Steering	Power Steering	Power Steering

Steering Adjustment	Tilt and telescopic	Rigid (In Cowl) Tilt and telescopic (U / N cab)

Air Conditioner (AC)	Optional	Optional

Instrument Cluster	Digital With mileage indicator Distance to empty	Digital With mileage indicator

Telematics	Yes	Yes

Mobile Charging Point	Yes	Yes

Bottle Holder	Yes	Yes

Automatic Transmission	No	No

Cruise Control	No	No

Service Brakes	Air brakes With automatic adjustment	Air brakes With ASA

Parking Brakes	Graduated valve controlled spring brake Acting on rear axle	Acting on rear axle

Exhaust Brake		Yes

ABS	Yes	Yes

Anti Roll Bar		Optional in front

Differential Lock		No

Seat Belts	Yes	Yes

Reverse Parking_Buzzer	Yes	Yes

Tubeless Tyres	Optional	Optional