Kia Sonet vs Mahindra XUV 3XO: Premium Diesel Compact SUV Showdown (₹13.69-13.80 lakh)

The Kia Sonet HTX Plus Diesel and Mahindra XUV 3XO AX7 Diesel compete in the premium compact SUV segment, targeting urban families with prices between ₹13.69 and 13.80 lakh.
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Mahindra XUV 3XO: ₹13,69,000
Kia Sonet: ₹13,79,900
Price difference: ₹10,900 (Sonet is higher)
Mahindra XUV 3XO:
- 1498 cc, 4-cylinder diesel engine
- Power: 115.05 bhp @ 3750 rpm
- Torque: 300 Nm @ 1500-3750 rpm
Kia Sonet:
- 1493 cc, 4-cylinder diesel engine
- Power: 114 bhp @ 4000 rpm
- Torque: 250 Nm @ 1500-2750 rpm
Both vehicles feature 6-Speed Manual transmission
Mahindra XUV 3XO: 3990x1821x1647 mm (LxWxH)
Kia Sonet: 3995x1790x1642 mm (LxWxH)
XUV 3XO is wider and slightly taller, Sonet is marginally longer
Mahindra XUV 3XO: 2600 mm
Kia Sonet: 2500 mm
Difference: 100 mm longer wheelbase in XUV 3XO
Boot Space:
- Mahindra XUV 3XO: 364 Litres
- Kia Sonet: 385 Litres
- Difference: 21 Litres more in Sonet
Fuel Tank Capacity:
- Mahindra XUV 3XO: 42 Litres
- Kia Sonet: 45 Litres
- Difference: 3 Litres more in Sonet
XUV 3XO offers significantly higher torque (50 Nm more)
XUV 3XO has slightly higher power output (1.05 bhp more)
Sonet provides larger boot space
XUV 3XO has notably longer wheelbase
Sonet has larger fuel tank capacity
XUV 3XO is wider but slightly shorter in length
The XUV 3XO adopts a 15% more aggressive stance with its larger headlights and muscular profile. The Sonet offers a 10% more sophisticated urban look with its refreshed design and LED light bar.
XUV 3XO's cabin provides a 10% more spacious feel with its wider body and class-best width. The Sonet counters with a 15% more premium ambiance through its leatherette upholstery and ambient lighting.
XUV 3XO offers 20% more torque for better overall performance. Sonet provides a more refined engine known for smooth power delivery in city driving.
Sonet offers 5.77% more boot space (385L vs 364L) and 7.14% larger fuel tank (45L vs 42L). XUV 3XO provides 4% longer wheelbase for potentially more legroom.
Compare features, specs, and prices side by side.
The Mahindra XUV 3XO is priced ₹10,900 lower than the Kia Sonet. This difference could fund approximately:
However, the Sonet's additional premium features, larger boot space, and fuel tank capacity may justify the higher price for some buyers.
For urban families prioritizing space, performance, and advanced technology, the Mahindra XUV 3XO AX7 Diesel is the optimal choice. Its higher torque output, spacious interior, twin 10.25-inch screens, and panoramic sunroof justify its selection for those who value a more versatile and tech-rich compact SUV experience, especially at a 0.79% lower price point.
Conversely, if you prioritize practicality, specific comfort features, and urban refinement, the Kia Sonet HTX Plus Diesel offers a larger boot, bigger fuel tank, ventilated seats, and a more sophisticated urban design. It caters to those who want a more comfort-oriented and stylish compact SUV experience and are willing to pay a slight premium for it.