Kia Sportage vs Lexus NX

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

Sportage compared with NX
KiaSportageLexusNX
Overview
Released2021September 2021
Performance
PowertrainPetrol, Hybrid, Plug-in hybridHybrid, Plug-in hybrid
Power147–283 bhp241–305 bhp (better)
0–62 mph7.5–9.7 s6.3–8.7 s (better)
Top speed121–128 mph (better)124 mph
Engine or motors1.6 T-GDi four-cylinder turbo petrol (1,598 cc), 147 bhp; hybrid 235 bhp and plug-in hybrid 283 bhp combined. Kia Europe gives 150 PS, 239 PS and 288 PS, and a 1.49 kWh battery with a 64 kW motor for the hybrid2,487 cc four-cylinder petrol with electric motors. NX 350h: 187 bhp engine, 178 bhp front motor (plus a 53 bhp rear motor on AWD), 241 bhp (244 DIN hp, 179 kW) system. NX 450h+: 183 bhp engine, 183 bhp front and 53 bhp rear motors, 305 bhp (309 DIN hp, 227 kW) system; 18.1 kWh lithium-ion battery
Torque250 Nm (petrol, Kia Europe)239 Nm engine and 270 Nm front motor (NX 350h); 227 Nm engine, 270 Nm front and 121 Nm rear motors (NX 450h+)
Gearbox6-speed manual or 7-speed DCT (petrol); 6-speed automatic (hybrid and plug-in hybrid)E-CVT
DriveFront-wheel drive; all-wheel drive on the GT-Line S hybrid and on plug-in hybridsFront- or all-wheel drive (NX 350h); all-wheel drive (NX 450h+)
Range and charging
Zero-emission range (WLTP)40–44 miles46 miles (better)
Battery–18.1 kWh
Economy (WLTP)91.1–104.6 mpg (better)47.09–49.5 mpg
Range detailPlug-in hybrid: WLTP electric range 44 miles (2WD) or 40 miles (AWD). Kia UK's pricing page lists prices for the updated plug-in hybrid, but in September 2026 its Sportage page says a plug-in hybrid "will also be available soon"NX 450h+: 42–46 miles WLTP combined and 55–61 miles in the urban cycle on electricity
Charging–NX 450h+: 6.6 kW on-board AC charger; no DC charging
EfficiencyWLTP combined: 7.0–7.2 l/100km (petrol), 5.6–6.4 l/100km (hybrid); plug-in hybrid weighted 104.6 mpg (2WD) or 88.2–91.1 mpg (AWD), 108–111 Wh/km. Kia UK gives petrol and hybrid figures in l/100km onlyWLTP combined: 49.5 mpg (NX 350h FWD), 44.1–47.09 mpg (NX 350h AWD), 256.8–313.8 mpg weighted (NX 450h+) per Lexus's 2024 technical specification
CO2 emissions158–163 g/km (petrol), 125–145 g/km (hybrid), 23–26 g/km (plug-in hybrid), WLTP129–145 g/km (NX 350h), 21–25 g/km (NX 450h+) per the 2024 specification; Lexus's June 2026 price list gives 134–143 g/km for the NX 350h MY26 and 65–74 g/km for the NX 450h+ MY26
Practicality
BodySUVSUV
Seats55
Boot591 litres (better)525 litres
Length4,540 mm4,660 mm
Width1,865 mm1,865 mm
Weight–From 1,790 kg
Boot591 litres (petrol) or 587 litres (hybrid) with the rear seats up, 1,780 or 1,776 litres folded (Kia UK specification brochure)525 litres (521 litres NX 350h FWD) with the rear seats up, 1,436 litres folded
Towing1,650 kg braked (petrol), 1,510 kg (hybrid); 100 kg tow ball load (Kia UK specification brochure)1,500 kg braked, 750 kg unbraked
Size4,540 mm long, 1,865 mm wide without mirrors, 1,645 mm high; 2,680 mm wheelbase (Kia Europe)4,660 mm long, 1,865 mm wide with mirrors folded, 1,660 mm high (1,670 mm on 20-inch wheels); 2,690 mm wheelbase; kerb weight 1,800–1,870 kg (350h FWD), 1,790–1,870 kg (350h AWD), 1,990–2,050 kg (450h+)
Tech and safety
Infotainment12.3-inch touchscreen navigation; 4.2-inch driver display (12.3-inch on Storm and GT-Line S); head-up display and Harman Kardon audio on GT-Line S–
Driver assistanceForward Collision-Avoidance Assist with junction turning; Smart Cruise Control 2, Highway Driving Assist 2 and Lane Following Assist 2; Remote Smart Parking Assist and Blind-Spot View Monitor on GT-Line S–
Safety rating5 stars, Euro NCAP 2022–
Warranty7 years or 100,000 milesUp to 10 years or 100,000 miles (three years or 60,000 miles, extended by a year or 10,000 miles with each qualifying Lexus service); hybrid battery 5 years or 60,000 miles

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