Compare Tata Signa 2818.T AMT vs Tata Ultra 2821.T

GVW (Kg)	28000 Kg	28000 Kg

Engine	Cummins ISBe 5.9 CRDi SCR Technology	5L Turbotronn

Power	177 HP@2500 rpm	197 HP@2300 rpm

Torque	700 Nm@1300-1800 rpm	850 Nm@1000-1600 rpm

Axle Configuration	6x2	6x2

Variants	Cabin and chassis Cabin with load body options	Cabin and chassis Cabin with load body

Body Length	31.2 ft	24 ft 32 ft

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

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

Additional	Multi Drive Mode: Heavy, Light	Gear Shift Advisor 3 mode Fuel Economy Switch

Engine	Cummins ISBe 5.9 CRDi SCR Technology	5L Turbotronn

Fuel Injection System	Common Rail	Common Rail

Engine Displacement	5883 cc	5005 cc

Engine Cylinders	6	4

Power	177 HP@2500 rpm	197 HP@2300 rpm

Torque	700 Nm@1300-1800 rpm	850 Nm@1000-1600 rpm

Clutch	380 mm dia Organic With clutch booster	380 mm dia

Transmission	Automated Manual Transmission (AMT)	6 speed (6F+1R) Dashboard mounted gear lever

Gearbox	G750	G750

Gradeability	23%	N/A

Max Speed	80 Kmph	80 Kmph

Emission Norms Compliance	BSIV	BS6

Fuel Type	Diesel	Diesel

Fuel Tank Capacity	350 Litres	350 Litres 350+350 Litres (32 ft) Polymer tank With anti-fuel theft

Electricals Battery	2x12V, 100 Ah Alternator: 100 Amps	N/A

GVW	28000 Kg	28000 Kg

Vehicle Configuration	Cabin and chassis Cabin with load body options	Cabin and chassis Cabin with load body

Loading Span	31.2 ft	24 ft 32 ft

Cabin Type	Sleeper cabin	Sleeper cabin

Cabin Tilt mechanism	Hydraulically tiltable	Hydraulically tiltable

Chassis Frame	Ladder type with riveted / bolted cross members	Ladder type straight frame

Axle Configuration	6x2	6x2

Front Axle	Forged I Beam, Reverse Elliot Type	Forged I Beam, Reverse Elliot Type

Rear Axle	RA 109 RR Single reduction hypoid gears	Single reduction RA 110LD RAR: 4.88 / 5.12 (68 wheelbase)

Front Suspension	Parabolic leaf springs	Parabolic leaf springs

Rear Suspension	Semi-elliptical leaf springs With Bell crank mechanism	Semi elliptical leaf springs Bell crank

Anti Roll Bar	Front	N/A

Tyres	Option 1 : 295/80 R22.5 Tubeless (F+R) Option 2 : 295/80 R22.5 Tubeless (F) + 10R20 (R) 10+1 tyres	295/90R20 (Tube) 10+1 tyres

Wheelbase	6750 mm	5505 mm 6750 mm

Ground Clearance	248 mm	N/A

Overall Length	12000 mm	N/A

Overall Width	2440 mm	2440 mm

Overall Height	2943 mm	N/A

Front Overhang	1515 mm	N/A

Front Track	1964 mm	1964 mm

Rear Track	1817 mm	1817 mm

Chassis Depth	285 mm	250 mm

Chassis Flange width	65 mm	65 mm

Chassis Thickness	7 mm	7 mm

Cabin Suspension	Fully suspended	Semi suspended

Steering	Power Steering	Power Steering

Steering Adjustment	Tilt and telescopic	Tilt and telescopic

Driver Seat	6 way adjustable Mechanically suspended	4 way adjustable Mechanically suspended

Air Conditioner (AC)	Yes	Optional

Quarter Ventilation Glass	No	No

Instrument Cluster	Digital	Digital With mileage indicator Distance to empty

Telematics	Telematics unit as standard fitment	Yes

Music System	No	Touchscreen infotainment system (Optional)

Mobile Charging Point	Yes	Yes

Bottle Holder	Yes	Yes

Automatic Transmission	Yes	No

Cruise Control	No	No

Service Brakes	Air brakes With automatic slack adjuster	Air brakes

Exhaust Brake	Yes	N/A

ABS	Yes	Yes

Anti Roll Bar	Front	N/A

Seat Belts	Yes	Yes

Fog Light	No	Provision

Tubeless Tyres	Optional	Optional