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

GVW (Kg)	28000 Kg	28000 Kg

Engine	5L Turbotronn	Cummins ISBe 5.6L

Power	197 HP@2300 rpm	186 HP@2300 rpm

Torque	850 Nm@1000-1600 rpm	850 Nm@1000-1600 rpm

Axle Configuration	6x2	6x2

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

Load Body Options	Fixed Side Deck High Side Deck Container	Fixed Side Deck High Side Deck Container

Body Length	24 ft 32 ft	24 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	Gear Shift Advisor 3 mode Fuel Economy Switch	Gear Shift Advisor 2 mode Fuel Economy Switch

Engine	5L Turbotronn	Cummins ISBe 5.6L

Fuel Injection System	Common Rail	Common Rail

Engine Displacement	5005 cc	5635 cc

Engine Cylinders	4	6

Power	197 HP@2300 rpm	186 HP@2300 rpm

Torque	850 Nm@1000-1600 rpm	850 Nm@1000-1600 rpm

Clutch	380 mm dia	380 mm dia

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

Gearbox	G750	G950 G750 (for 68 wheelbase)

Max Speed	80 Kmph	80 Kmph

Emission Norms Compliance	BS6	BS6

Fuel Type	Diesel	Diesel

Fuel Tank Capacity	350 Litres 350+350 Litres (32 ft) Polymer tank With anti-fuel theft	365 Litres Polymer tank With anti-fuel theft

GVW	28000 Kg	28000 Kg

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

Load Body Options	Fixed Side Deck High Side Deck Container	Fixed Side Deck High Side Deck Container

Loading Span	24 ft 32 ft	24 ft

Cabin Type	Sleeper cabin	Sleeper cabin

Cabin Tilt mechanism	Hydraulically tiltable	Hydraulically tiltable

Chassis Frame	Ladder type straight frame	Ladder type straight frame

Axle Configuration	6x2	6x2

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

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

Front Suspension	Parabolic leaf springs	Parabolic leaf springs

Rear Suspension	Semi elliptical leaf springs Bell crank	Semi elliptical leaf springs Bell crank

Tyres	295/90R20 (Tube) 10+1 tyres	295/90R20 (Tube) 10+1 tyres

Wheelbase	5505 mm 6750 mm	5505 mm

Overall Width	2440 mm	2440 mm

Front Track	1964 mm	1964 mm

Rear Track	1817 mm	1817 mm

Chassis Depth	250 mm	285 mm

Chassis Flange width	65 mm	65 mm

Chassis Thickness	7 mm	8.5 mm 7 mm (68 wb)

Cabin Suspension	Semi suspended	Fully suspended

Steering	Power Steering	Power Steering

Steering Adjustment	Tilt and telescopic	Tilt and telescopic

Driver Seat	4 way adjustable Mechanically suspended	4 way adjustable

Air Conditioner (AC)	Optional	Optional

Quarter Ventilation Glass	No	No

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

Telematics	Yes	Yes

Music System	Touchscreen infotainment system (Optional)	Touchscreen infotainment system (Optional)

Mobile Charging Point	Yes	Yes

Bottle Holder	Yes	Yes

Automatic Transmission	No	No

Cruise Control	No	No

Service Brakes	Air brakes	Air brakes

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

ABS	Yes	Yes

Differential Lock	No	N/A

Seat Belts	Yes	Yes

Reverse Parking_Buzzer	Yes	Yes

Fog Light	Provision	No

Tubeless Tyres	Optional	Optional