2018 Hyundai Santa Fe vs 2018 Toyota 4Runner: Which Should…
🕵️ MILO THE MOTOR MOLE · REPORT

2018 Hyundai Santa Fe vs 2018 Toyota 4Runner

Two midsize SUVs, compared on what actually matters when you're buying used: what breaks, when it breaks, and what it costs you.

2018 Hyundai
Santa Fe
6/10
Great interior, great warranty, but you're rolling dice on the same GDI engine that's caused Hyundai's biggest reliability scandal of the decade.
VS
2018 Toyota
4Runner
8/10
Slow, thirsty, and cheaply finished inside, but it will outlive you and hold value like a Rolex.

Milo scores the 2018 Toyota 4Runner higher — 8/10 against 6/10.

By the numbers

Green is the better number — higher on every score, lower on failures, complaints and recalls.

Hyundai Santa Fe Toyota 4Runner
Known failure points66
NHTSA complaints10858
Safety recalls25
Service bulletins1212
Reliability5288
Cheap to own5872
Fun factor3868
Holds value4890
Enthusiast cred2080

The most expensive thing that goes wrong

2018 Hyundai Santa Fe

Theta II engine (2.4L GDI / 2.0T GDI) rod bearing knock and catastrophic failure, sometimes with no warning light
$6,000–$9,50040k–90k mi

2018 Toyota 4Runner

Timing chain guide/tensioner wear starting to make noise on high-mileage examples (rare but documented on 1GR-FE)
$1,500–$3,000100k–150k mi

If you buy one, buy this one

✅ 2018 Hyundai Santa Fe

A 2018 Santa Fe Sport 2.0T Ultimate with full service records and documented proof of the Theta II knock-sensor software update — you get the strongest drivetrain, HTRAC AWD, and the best chance the engine gremlins have already been dealt with.

✅ 2018 Toyota 4Runner

2018 4Runner TRD Off-Road Premium (4WD) with KDSS — the sweet spot of off-road hardware, reasonable ride quality, and a manageable price versus the TRD Pro premium.

Narrowed it down? Get the full report

This comparison is model-level. Milo's report goes car-level — the one you're actually looking at:

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Scores and findings blend documented NHTSA recalls and complaints with patterns synthesized from owner communities. Always inspect the specific vehicle and verify open recalls by VIN before buying.

2018 Hyundai Santa Fe problems · 2018 Toyota 4Runner problems · All vehicles