Compare two new cars by price, estimated monthly payment, fuel economy, and other specifications. Data comes from the CarPayCheck.com catalog and uses your selected financing terms.
| Trailblazer | CX-30 | |
|---|---|---|
| Manufacturer | Chevrolet | Mazda |
| Starting price | — | — |
| Monthly payment | — | — |
| Fuel type | Gasoline | Gasoline |
| Fuel economy | 30.0 mpg | 26.0 mpg |
| CO₂ emissions | 286 g/mi–328 g/mi | 328 g/mi–352 g/mi |
| Annual maintenance cost | — | — |
The documented recurring issue is transmission malfunction and 'Shift to Park' errors, reported especially in 2021 and 2022 model years across powertrain variants. Owners have filed dozens of powertrain complaints, with the source listing powertrain as the top or near-top complaint category in those years. The source does not provide detailed symptoms or consequences, so only the error/malfunction itself is confirmed.
No 2019 Mazda CX-30 was manufactured; the model was introduced for model year 2020. Buyers looking in the 2019-2026 window should only consider 2020-2026 examples.
The 2021 and 2022 CX-30 models are the most frequently reported for excessive oil consumption, with 2021 having the highest number of engine complaints. This can require frequent oil top-offs, trigger low-oil warnings, and risk engine damage if ignored. Look for oil level and maintenance history, and consider a compression or leak-down check on 2021-2022 examples.
Reported electrical system problems affect the 2021, 2024, and 2025 CX-30 models, with 2021 and 2025 having the most complaints. Owners may experience warning lights, infotainment or accessory failures, and battery or charging problems. Test all electronics and have the vehicle scanned for stored fault codes before purchase.
The 2025 CX-30 has reported service brake hydraulic complaints, and the 2023 model has reported service brake complaints. Conditions may include a soft or spongy brake pedal, reduced braking, or a brake warning light. Inspect the fluid level, brake lines, ABS codes, and pedal feel before buying.
The 2024 Mazda CX-30 has the most reported airbag system complaints, with six owner reports. These issues likely involve an illuminated airbag warning light or possible deployment concerns. Confirm the airbag light goes out after startup and have any airbag-related diagnostic codes checked immediately.
The 2024 Mazda CX-30 has reported lane-departure system complaints. These can cause false, intermittent, or non-operational lane-departure warnings. During a road test, check how the lane-keeping system behaves on marked roads and watch for warning messages.
The 2021 Mazda CX-30 has the most visibility-wiper complaints, with eight owner reports. Wipers may streak, fail intermittently, or stop working, making review difficult in rain. Test all wiper speeds and washer fluid, inspect wiper arms and blades, and listen for unusual motor noise.
Chevrolet Trailblazer and Mazda CX-30 suit different driving needs. The main differences below cover price, monthly payment, fuel economy, and running costs.
Both models use Gasoline. Fuel economy is Trailblazer — 30.0 mpg; CX-30 — 26.0 mpg. Trailblazer uses less energy in everyday driving.
The final choice is about more than numbers: annual distance, city or highway use, and the space your household needs all matter. Use the CarPayCheck.com calculator to apply your financing terms and evaluate both cars in your situation.
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