The Kia Sonet GTX Plus Diesel AT and Tata Nexon Creative Plus S Dark Diesel AMT compete in the premium compact SUV segment, targeting urban families with prices between ₹14.75 and 15.65 lakh.
Your Ideal Premium Compact Diesel Automatic SUV Should Offer:
- Efficient diesel engine (target: 110+ bhp, 240+ Nm torque)
- Smooth automatic transmission for urban driving
- Advanced safety features (target: 6 airbags, ABS, EBD, ESC)
- Modern interior with family-friendly features
- Adequate cargo space (target: 380+ liters boot space)
- Cutting-edge infotainment and connectivity features
- Stylish design with premium appeal
- Fuel-efficient performance for long-term value
Key Considerations
Kia Sonet GTX Plus Diesel AT
- Transmission: 6-speed AT (Torque Converter) for smoother shifts
- Interior: Premium feel with leatherette upholstery and ambient lighting
- Audio: BOSE premium 7-speaker system for enhanced entertainment
- Comfort: Ventilated front seats for hot weather convenience
- Infotainment: Large 10.25-inch touchscreen with voice recognition
- Boot Space: 385 liters for family trips and daily needs
- Price: 6.10% higher starting price (₹15,64,900 vs ₹14,74,990)
Tata Nexon Creative Plus S Dark Diesel AMT
- Engine: 9.16% higher torque output (260Nm vs 250Nm)
- Ground Clearance: 208mm for better urban obstacle navigation
- Interior Space: More comfortable rear seating for three adults
- Infotainment: 10.24-inch touchscreen with wireless Android Auto and Apple CarPlay
- Safety: Strong crash test performance record
- Styling: Aggressive design with Dark edition elements \
- Price: 6.10% lower starting price (₹14,74,990 vs ₹15,64,900)
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Quantitative Comparison
Pricing & Basic Details
Kia Sonet GTX Plus Diesel AT: ₹15,64,900
Tata Nexon Creative Plus S Dark Diesel AMT: ₹14,74,990
Engine & Performance
Kia Sonet
Engine: 1493 cc, 4-cylinder
Power: 114 bhp @ 4000 rpm
Torque: 250 Nm @ 1500-2750 rpm
Fuel Tank: 45 Litres
Tata Nexon
Engine: 1497 cc, 4-cylinder
Power: 113.31 bhp @ 3750 rpm
Torque: 260 Nm @ 1500-2750 rpm
Fuel Tank: 44 Litres
Dimensions & Storage
Kia Sonet
Length x Width x Height: 3995 x 1790 x 1642 mm
Wheelbase: 2500 mm
Boot Space: 385 Litres
Ground Clearance: Not specified
Tata Nexon
Length x Width x Height: 3995 x 1804 x 1620 mm
Wheelbase: 2498 mm
Boot Space: 382 Litres
Ground Clearance: 208 mm
Features & Technology
Kia Sonet
Transmission: 6-speed AT (Torque Converter)
Tata Nexon
Transmission: 6-speed AMT
Key Differences
Price difference of about ₹90,000
Different transmission types (Torque Converter AT vs AMT)
Slight difference in torque output (Nexon has 10 Nm more)
Slight variations in dimensions and storage capacities
Nexon provides ground clearance information while Sonet doesn't specify
Qualitative Analysis
Design Philosophy
Sonet: Refreshed design with larger grille, new L-shaped headlamps, and LED light bar for a sophisticated urban look
Nexon: Thoroughly updated with high-mounted DRLs, faux grille, and angular bumpers for an aggressive presence
Interior Ergonomics
Sonet: Well-built cabin with premium materials and ambient lighting Nexon: All-new interior with clean, layered dashboard design and superior rear seat space
Driving Dynamics
Sonet: Smooth 6-speed AT, best for leisurely driving; lumpy ride over sharp potholes Nexon: Strong mid-range performance, flat ride despite high ground clearance; AMT may not be as smooth as Sonet's AT
Practicality Metrics
Sonet: Slightly larger boot (385L vs 382L) Nexon: Higher ground clearance (208mm) for better obstacle management

Compare With Compact SUV Competitors
Compare features, specs, and prices side by side.
Feature Set Comparison
- Infotainment: Both offer large touchscreens (Sonet: 10.25-inch, Nexon: 10.24-inch)
- Audio: Sonet features BOSE premium 7-speaker system; Nexon offers 4-speaker setup
- Climate Control: Both have automatic climate control; Sonet adds ventilated front seats
- Safety: Both offer 6 airbags, ABS, EBD, ESC, and Hill Hold Assist
- Unique Features:
- Sonet: Ventilated seats, rear door sunshade
- Nexon: Wireless smartphone connectivity, illuminated Tata logo on steering wheel
- Both: Sunroof, multiple driving modes
Cost-Benefit Analysis
The Tata Nexon is priced ₹89,910 lower than the Kia Sonet. This difference could fund approximately:
- 6 months of fuel costs (assuming 1,500 km/month at current diesel prices and estimated fuel efficiency)
- 1.5 years of comprehensive insurance coverage
However, the Sonet's more refined automatic transmission and premium features may justify the higher price for some buyers.
Kia Sonet Gallery

Tata Nexon Gallery

Recommendation
For urban families prioritizing interior space, ride comfort, and value for money, the Tata Nexon Creative Plus S Dark Diesel AMT is the optimal choice. Its spacious interior, higher ground clearance, and strong safety credentials make it well-suited for family use, despite its less refined AMT transmission.
Conversely, if you prioritize drivetrain refinement, premium features, and are willing to compromise on rear seat space, the Kia Sonet GTX Plus Diesel AT offers a more sophisticated driving experience with its torque converter automatic and upscale interior appointments.