Cars similar to Infiniti QX30
ULTIMATE TECHNICAL ENCYCLOPEDIA + CALCULATOR + FAQ + DESIGN SYSTEM
The Infiniti QX30 (2017–2019) is a front‑drive based compact luxury crossover, co‑developed with Mercedes‑Benz. It shares the MFA platform, engine, and many components with the Mercedes GLA‑Class. This 2,500+ word technical guide provides full specs, rival comparisons, ownership calculator, warning light diagnostics, and parts interchange.
1.0 MECHANICAL TWIN: MERCEDES‑BENZ GLA
The QX30 is built on the Mercedes MFA platform (W156). Both use the M270 2.0L turbo I4 (208 hp, 258 lb‑ft), 7‑speed dual‑clutch, and identical suspension geometry. Infiniti added unique sheet metal and a plusher interior.
| 1.1 PLATFORM SHARING DEEP DIVE | ||
|---|---|---|
| Engine code / family | M270 DE20 AL | identical in GLA250 |
| Horsepower @ rpm | 208 hp @ 5500 | same |
| Torque lb‑ft @ rpm | 258 @ 1200–4000 | same |
| Transmission model | 724.0 (7G‑DCT) | same |
| Wheelbase / track | 2,699 mm / 1,567 mm | identical |
| Front brakes (rotor size) | 330 mm (Mercedes part #1564211112) | interchangeable |
2.0 TOP 8 DIRECT COMPETITORS (used & 2026 models)
| Model | Years | Power (hp) | Cargo (L) | 0‑100 km/h |
|---|---|---|---|---|
| Infiniti QX30 2.0t | 2017‑2019 | 208 | 430 | 6.9 s |
| Mercedes GLA250 | 2014‑2020 | 208 | 435 | 6.6 s |
| BMW X1 xDrive28i | 2016‑2022 | 228 | 504 | 6.3 s |
| Audi Q3 2.0T | 2015‑2019 | 200 | 530 | 6.9 s |
| Mazda CX‑5 2.5T | 2019‑2025 | 227 | 872 | 7.1 s |
| Genesis GV70 2.5T | 2022‑2026 | 300 | 786 | 5.5 s |
| Volvo XC40 T5 | 2018‑2023 | 248 | 460 | 6.4 s |
| Lexus NX 300 | 2018‑2021 | 235 | 520 | 7.0 s |
2.1 INTERCHANGEABILITY & RELIABILITY
More than 60% of mechanical parts are Mercedes‑Benz origin. Oil filter #A2701800109, cabin filter #A2468350047, brake pads #1564200120. QX30 annual repair probability: 11% (vs GLA 9%), but parts via Infiniti are often cheaper. Recommended: use Mercedes parts for engine and transmission.
3.0 QX30 & ALTERNATIVES MONTHLY COST CALCULATOR
* Loan at 5% APR, taxes not included. Fuel based on 1,200 mi/mo. Compare with GLA: similar, but GLA insurance ~8% higher.
Part cost example: front rotor set (MB #1564211112) = $118 aftermarket, $198 OEM.
4.0 TECHNICAL DATA MATRIX (QX30 vs rivals)
| Parameter | Infiniti QX30 | GLA250 | Mazda CX‑5 | Genesis GV70 |
|---|---|---|---|---|
| Displacement / fuel | 2.0L premium | 2.0L prem | 2.5L reg | 2.5L reg |
| Drivetrain layout | FWD/AWD | FWD/4MATIC | FWD/AWD | RWD/AWD |
| Curb weight (kg) | 1,543 | 1,525 | 1,662 | 1,815 |
| Length / width (mm) | 4,425/1,815 | 4,424/1,804 | 4,573/1,845 | 4,715/1,910 |
| Cargo max (L) | 1,150 | 1,230 | 1,699 | 1,678 |
| Fuel economy (city/hwy) | 24/33 mpg | 24/33 | 24/30 | 22/28 |
5.0 FREQUENTLY ASKED QUESTIONS (FAQ) & WARNING LIGHTS
6.0 PARTS CROSS‑REFERENCE & 2026 MARKET
Infiniti QX30 uses Mercedes part numbers: Oil filter housing #2701800410, air filter #1560940004, front brake rotor #1564211112, rear pad set #1564230112. Always confirm with VIN.
Current market (2026): QX30 used $18k‑$25k. Best alternatives: Mazda CX‑5 for cargo/value, Genesis GV70 for luxury, GLA250 for identical feel.
— 24Car‑Repair technical library, v.2026 —
