A proper head-to-head in South Africa — we cover price, performance,
petrol economy, safety and what it'll actually cost you to own each one long term.
The specs that matter most — highlighted where one car leads.
Spec
Sierra
T1 i-DM
Maximum Power
-
100 kW @ 5200 rpm
Maximum Torque
-
220 Nm @ 2500 rpm
Engine Size
-
1499 cc
Combined Fuel Economy
-
90.9 km/l
Ground Clearance
-
190 mm
Boot / Load Bay
622 l
574 l
Airbags
-
Front, front side, and front/rear curtain airbags
Kerb Weight
-
2000 kg
Seating Capacity
-
5 seats
Warranty
-
7-year/200,000 km vehicle warranty
= leads in this spec
The Bottom Line
The verified specification tables are ready to compare, but Hagalu has withheld a ranked verdict because the selected vehicles do not yet meet the minimum like-for-like source-coverage threshold.
Full Specs, Side by Side
Spec
Sierra
T1 i-DM
Generation
Upcoming South African-market Tata Sierra mid-size SUV
Current local listing
Body Style
SUV
SUV
Model Year
2027
Current
Production Status
upcoming
Active
Segment
Mid-size SUV
SUV
Vehicle Type
Passenger Car
SUV
Model Introduced Year
-
2026
Facelift History
-
Not listed by current South African source page.
Facelift Launched Since
-
2026
Facelift Version Ending
-
Current
Gross Combined Mass Kg
-
3948 kg
Tare Mass Kg
-
2000 kg
Spec
Sierra
T1 i-DM
Boot/Cargo Space
622 l
574 l
Length
-
4705 mm
Width
-
1967 mm
Height
-
1843 mm
Wheelbase
-
2800 mm
Ground Clearance (Default)
-
190 mm
Fuel Tank Capacity
-
70 l
Kerb Weight
-
2000 kg
Gross Vehicle Weight (GVW)
-
2348 kg
Towing Capacity
-
1600 kg
Seating Capacity
-
5 seats
Spec
Sierra
T1 i-DM
Sunroof
Panoramic
Yes
Load Bed Length
-
Not Applicable
Load Bed Width
-
Not Applicable
Climate Control
-
Dual-zone climate control
Power Windows
-
Not Available
Keyless Entry
-
Not Available
Push Button Start
-
Not Available
Wireless Charging
-
50W
Electric Tailgate
-
Yes
Automatic Headlamps
-
Yes
Rain Sensing Wipers
-
Not Available
Boot Space Seats Folded
-
1455 l
AC Type
-
Dual-zone climate control
Engine Warranty
-
10-year/1,000,000 km engine warranty
Fuel Consumption Combined
-
1.1
Rear Seat Split
-
60/40
Loadbox Length Mm
-
Not Applicable
Loadbox Width Mm
-
Not Applicable
Roof Load
-
300kg static / 100kg dynamic
Towbar
-
Yes
Spec
Sierra
T1 i-DM
Infotainment System
Horizon View triple-screen dashboard
15.6-inch
Apple CarPlay
-
Wireless
Android Auto
-
Wireless
Bluetooth Connectivity
-
Yes
Number of Speakers
-
9 Sony speakers
Digital Instrument Cluster
-
10.25-inch
USB Ports
-
Not Available
Infotainment Screen
-
15.6-inch
Touchscreen
-
15.6-inch
Spec
Sierra
T1 i-DM
LED Headlamps
Standard
Yes
Daytime Running Lamps
Light Saber LED with welcome and goodbye functionality
Yes
Headlights
Standard
Yes
Panoramic Sunroof
Standard
Yes
Fog Lamps
-
Yes
Roof Rails
-
Yes
Exterior Colour Options
-
See OEM source page for colour availability.
Headlamps
Standard
Yes
Headlight Type
Standard
Yes
Spec
Sierra
T1 i-DM
Wheel Type
Alloy Wheels
Alloy
Wheel Rim Size
19-inch
19
Tyre Size
-
235/60 R19
Front Brake Type
-
Ventilated disc brake
Rear Brake Type
-
Solid disc brake
Spare Wheel Type
-
Not Available
Brake Type Front
-
Ventilated disc brake
Brake Type Rear
-
Solid disc brake
Handbrake Type
-
Not Applicable
Towing Unbraked Kg
-
750 kg
Wheel Material
Alloy Wheels
Alloy
Spec
Sierra
T1 i-DM
Ownership Role
Upcoming South African passenger vehicle
South Africa market model
Pricing Role
Announced price not publicly listed
flagship
Price Zar
-
689900 ZAR
Starting Price
-
689900
Starting Price Zar
-
689900
Spec
Sierra
T1 i-DM
Front Track Width
-
1690 mm
Rear Track Width
-
1700 mm
Front Suspension
-
MacPherson strut suspension
Rear Suspension
-
Multi-link independent suspension
Front Suspension Type
-
MacPherson strut suspension
Rear Suspension Type
-
Multi-link independent suspension
Spec
Sierra
T1 i-DM
Engine
-
1.5TD hybrid-dedicated engine
Engine Code
-
SQRH4J15
Fuel Type
-
Plug-in Hybrid
Hybrid System
-
Plug-in Hybrid
Engine Displacement
-
1499 cc
Cylinders
-
4
Cylinder Layout
-
Not Officially Disclosed
Valves
-
16
Valves per Cylinder
-
4
Aspiration
-
Not Officially Disclosed
Fuel System
-
Not Officially Disclosed
Compression Ratio
-
12.0:1
Bore
-
72 mm
Stroke
-
92 mm
Maximum Power
-
100 kW @ 5200 rpm
Maximum Torque
-
220 Nm @ 2500 rpm
Combined Power
-
250 kW
Combined Torque
-
530 Nm
Motor Type
-
Not Officially Disclosed
Number of Motors
-
Not Officially Disclosed
Motor Location
-
Not Officially Disclosed
Drive Type
-
Not Officially Disclosed
Transmission
-
Not Officially Disclosed
Top Speed
-
180 km/h
0-100 km/h
-
Not Officially Disclosed
Quarter Mile
-
Not Officially Disclosed
Drive Modes
-
Not Officially Disclosed
Launch Control
-
Not Officially Disclosed
Rev Limiter
-
Not Officially Disclosed
Power-to-Weight Ratio
-
125 kW/tonne
Torque-to-Weight Ratio
-
265 Nm/tonne
Battery Capacity
-
18.4 kWh
Usable Battery Capacity
-
Not Officially Disclosed
Battery Type
-
Not Officially Disclosed
Battery Voltage
-
Not Officially Disclosed
Electric Range
-
100 km
AC Charging Power
-
Not Officially Disclosed
DC Charging Power
-
Not Officially Disclosed
AC Charging Time
-
180 min (30-100%)
DC Charging Time
-
27 min (30-80%)
Regenerative Braking
-
Not Officially Disclosed
Spec
Sierra
T1 i-DM
Gearbox
-
Automatic
Drivetrain Layout
-
2WD
LSD Available
-
Not Applicable
Transfer Case
-
Not Applicable
Differential Lock
-
Not Applicable
Paddle Shifters
-
Not Applicable
Final Drive Ratio
-
Not Applicable
Number of Gears
-
Not Applicable
Transmission Type
-
Automatic
Clutch Type
-
Not Applicable
Gear Shift Indicator
-
Not Applicable
Gear Shift Type
-
Not Applicable
Drivetrain
-
2WD
4WD Engagement
-
Not Applicable
4WD Hi Range
-
Not Applicable
4WD Lo Range
-
Not Applicable
4WD Selector
-
Not Applicable
Automatic Shift Paddles
-
Not Applicable
Front Differential Lock
-
Not Applicable
Gearbox Type
-
Automatic
Low Range Ratio
-
Not Applicable
Low Range
-
Not Applicable
Axle Layout
-
2WD
Rear Differential Lock
-
Not Applicable
Transmission Speeds
-
Not Applicable
Spec
Sierra
T1 i-DM
Claimed Mileage
-
90.9 km/l
City Mileage
-
74.5 km/l
Highway Mileage
-
105.5 km/l
Fuel Tank Capacity
-
70 l
Emission Standard
-
VI B
AdBlue Tank Capacity
-
Not Applicable
Auto Start Stop
-
Not Applicable
Real-world Mileage
-
90.9 km/l
Charging Port Type
-
Not Applicable
Charging Type
-
Not Applicable
Fuel Tank Litres
-
70
Combined Driving Range
-
1200
Electric Consumption
-
21
Range Real World Highway
-
Not Applicable
Range Real World Mixed
-
Not Applicable
Spec
Sierra
T1 i-DM
Airbags
-
Front, front side, and front/rear curtain airbags
ABS
-
Yes
Electronic Stability Control
-
Yes
Traction Control
-
Yes
Hill Descent Control
-
Not Available
Hill Start Assist
-
Not Available
Child Safety Lock
-
Not Available
ISOFIX Mounts
-
Yes
Brake Assist
-
Not Available
Tyre Pressure Monitor
-
Yes
Engine Immobiliser
-
Not Available
Seatbelt Warning All Seats
-
Not Available
Front Parking Sensors
-
Front and rear
AEB
-
Yes
BA
-
Not Available
Brake Override System
-
Not Available
Curtain Airbags
-
Front, front side, and front/rear curtain airbags
Driver Airbag
-
Not Available
EBD
-
Yes
Engine Immobiliser
-
Not Available
Hill Hold
-
Not Available
Passenger Airbag
-
Not Available
Rear Cross Traffic Alert
-
Yes
Seatbelt Pretensioners
-
Not Available
Seatbelt Reminder
-
Not Available
Side Airbags
-
Front, front side, and front/rear curtain airbags
Stability Control
-
Yes
TCS
-
Yes
Knee Airbag
-
Not Available
ABS EBD
-
Yes
Spec
Sierra
T1 i-DM
Cruise Control
-
Not Available
Adaptive Cruise Control
-
Yes
Lane Keep Assist
-
Yes
Lane Departure Warning
-
Yes
Blind Spot Monitoring
-
Yes
Rear Cross Traffic Alert
-
Yes
Parking Sensors
-
Front and rear
Rear View Camera
-
Not Available
360 Degree Camera
-
Yes
Autonomous Emergency Braking
-
Yes
Driver Fatigue Alert
-
Not Available
Traffic Sign Recognition
-
Not Available
Auto Highbeam
-
Not Available
Auto Wipers
-
Not Available
Rear Parking Sensors
-
Front and rear
Reverse Camera
-
Not Available
Adaptive Cruise Control
-
Yes
Park Assist
-
Not Available
Around View Monitor
-
Yes
Blind Spot Warning
-
Yes
Forward Collision Warning
-
Yes
Spec
Sierra
T1 i-DM
Seat Material
-
Black synthetic leather with orange stitching
Seat Adjustment
-
Driver 6-way electric with ventilation, lumbar support and memory; passenger 4-way electric with ventilation and leg rest
Heated Seats
-
Not Applicable
Ventilated Seats
-
Front seats
Ambient Lighting
-
Multi
Front Shoulder Room
-
Not Applicable
Rear Shoulder Room
-
Not Applicable
Rear AC Vents
-
Yes
Steering Wheel Material
-
Not Applicable
60 40 Split Seat
-
Not Applicable
Driver Seat Adjustment
-
Driver 6-way electric with ventilation, lumbar support and memory; passenger 4-way electric with ventilation and leg rest
Passenger Seat Adjustment
-
Driver 6-way electric with ventilation, lumbar support and memory; passenger 4-way electric with ventilation and leg rest
Seat Trim
-
Black synthetic leather with orange stitching
Spec
Sierra
T1 i-DM
Approach Angle
-
Not Available
Departure Angle
-
Not Available
Wading Depth
-
Not Available
Terrain Modes
-
Not Available
Locking Differential
-
Not Applicable
Underbody Protection
-
Metal guard plate for front compartment
4WD System Type
-
Not Applicable
Breakover Angle
-
Not Available
Ground Clearance Max
-
190 mm
Ground Clearance Min
-
190 mm
Crawl Control
-
Not Available
Spec
Sierra
T1 i-DM
Battery Warranty
-
8-year/160,000 km battery warranty
Service Plan
-
7-year/75,000 km service plan
Spec
Sierra
T1 i-DM
CO2 Emissions
-
25 g/km
Hybrid System Type
-
Plug-in Hybrid
Fuel Octane Requirement
-
Hybrid
Spec
Sierra
T1 i-DM
Basic Warranty
-
7-year/200,000 km vehicle warranty
Warranty
-
7-year/200,000 km vehicle warranty
Catalogue Score Withheld
Hagalu does not turn missing specifications into neutral scores or guessed values.
Fail closed
Score withheld: fewer than four comparable categories or less than 50% weighted source coverage for at least one vehicle.
Use the verified key-spec and full-spec tables on this page. A ranked index will appear only after every selected vehicle has source-backed data in at least four categories and reaches 50% weighted coverage.
How to Read This Comparison
No overall winner is declared because the selected vehicles do not yet meet Hagalu's minimum like-for-like source-coverage threshold. Compare the confirmed rows and verify the exact derivative before buying.
Other Comparisons Worth Checking
See how similar cars go head-to-head — you might find a better fit than you expected.
There is no universal winner. Use the comparison table to match the exact South African derivatives on price, safety equipment, space, powertrain and ownership cover. The category indicators summarise published catalogue data; they are not a road test or customer rating.
Compare the published consumption or mileage rows for the exact derivatives using the same unit and test basis. A catalogue figure is useful for like-for-like comparison, but traffic, speed, load, weather and driving style can change actual fuel use.
Compare only equipment explicitly listed for each derivative, including airbags, stability control and driver-assistance systems. Confirm the exact trim with the manufacturer, and treat any independent crash-test result separately because equipment and ratings can differ by market.
A reliable five-year total cannot be calculated from catalogue data alone. Add the exact purchase and finance cost, fuel or electricity, insurance quotes, scheduled servicing, tyres and expected resale value. Check whether the selected derivative includes a service or maintenance plan.
Use the seating, boot or load-space, ISOFIX and safety rows as a first check. Then test the exact cars with your child seats, passengers and typical luggage, because published dimensions do not show every access or comfort difference.
Compare the published power, torque and 0–100 km/h rows when they are available for both exact derivatives. Vehicle weight, gearing and power delivery also matter, so catalogue outputs alone do not establish real-world overtaking or response.
Hagalu does not publish a guaranteed resale winner. Depreciation depends on age, mileage, condition, derivative, colour, supply and demand. Compare several current used-market listings and obtain trade-in valuations for equivalent examples before relying on a resale estimate.
Check the exact derivatives for drive type, ground clearance, tyres, approach and departure angles, wading depth and low-range gearing where officially disclosed. SUV styling or all-wheel drive alone does not prove that a vehicle is suitable for demanding off-road use.
Calculate each exact derivative using your monthly distance and a current fuel or electricity price, then add finance, insurance, scheduled service, tyres and licence costs. Hagalu does not claim a fixed monthly saving without those buyer-specific inputs.
It is worth more only when the exact price difference buys equipment, space, performance or ownership cover that matters to you. Compare like-for-like lifecycle states and derivatives; a current offer and a historical last-listed price are not directly equivalent.
In Depth — Breaking It All Down
This Sierra and T1 i-DM comparison keeps the exact South African derivatives, lifecycle states, available prices and verified specifications side by side.
Hagalu has withheld an overall score because at least one selected vehicle does not yet have four comparable categories and 50% weighted source coverage. Missing catalogue evidence is not replaced with a neutral score or a guessed value.
Use the key-spec and full-spec tables to compare the fields that are confirmed. For a purchase decision, verify current availability, exact derivative equipment, finance, insurance and ownership cover with the relevant manufacturer or authorised retailer.
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