Comparison

AUDI S4 vs INFINITI G37

Side-by-side comparison of the AUDI S4 and INFINITI G37 drawn from the NHTSA consumer-complaint database, defect investigations, recall history, and NCAP crash-test ratings.

According to the National Highway Traffic Safety Administration (NHTSA), more than 2,000,000 consumer complaints have been filed against U.S. vehicles (2,054,142 as of August 2026). This is a head-to-head safety comparison between the AUDI S4 (1992–2022) and the INFINITI G37 (2007–2015), drawn from that federal complaint and recall record; see our methodology for how the figures are compiled.

The AUDI S4 (1992–2022, 24 model years) carries 721 NHTSA consumer complaints and 13 safety recalls, while the INFINITI G37 (2007–2015, 8 model years) carries 718 complaints and 2 recalls. Severity indicators for the pair split as follows: 23 vs 57 crashes, 8 vs 7 fires, and 0 vs 0 reported fatalities.

Raw complaint counts favor whichever nameplate has fewer vehicles on the road, so the cleaner lens is components: which specific part families concentrate each model's filings? For the AUDI S4, the leading complaint category is power train (94 filings), followed by electrical system and electrical system: instrument cluster/panel. For the INFINITI G37, it is air bags (255), ahead of unknown or other and electrical system. When the two vehicles cluster around the same component, the problem is likely a shared supplier or a shared federal standard under stress; when they diverge, each nameplate has its own defect signature independent of the other.

Average NCAP crash-test scores are not uniformly available for both nameplates in this dataset, which typically means one or both pre-date the 2011 rating methodology refresh. Use the side-by-side table below as your scorecard, but do not treat it as a verdict. Recall counts tell you how many defects the manufacturer has already been compelled to remedy; complaint counts tell you what owners are still flagging today; and safety ratings tell you how the vehicle performs in standardized barrier tests, three different lenses on the same underlying question. The "also compare" links at the bottom of this page let you triangulate against neighboring nameplates in each model's competitive set.

AUDI S4 vs INFINITI G37 - NHTSA complaint, recall, and safety rating comparison
AUDI S4 Metric INFINITI G37
4.6/5 Avg Safety Rating N/A
721 Total Complaints 718
13 Total Recalls 2
23 Crashes Reported 57
8 Fires Reported 7
15 Injuries Reported 20
0 Deaths Reported 0
24 years Years on Market 8 years

Top Complaint Categories

POWER TRAIN
94
0
ELECTRICAL SYSTEM
66
55
ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
64
0
EXTERIOR LIGHTING
57
0
STEERING
30
0
AIR BAGS
0
255
UNKNOWN OR OTHER
0
68
VEHICLE SPEED CONTROL
0
46
AUDI S4 INFINITI G37

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Frequently Asked Questions

Which is safer, AUDI S4 or INFINITI G37?
AUDI S4 has 721 total NHTSA complaints with 23 crashes, while INFINITI G37 has 718 complaints with 57 crashes. Review individual model years for specific safety ratings.
How many recalls does AUDI S4 have compared to INFINITI G37?
AUDI S4 has 13 recalls across 24 model years, while INFINITI G37 has 2 recalls across 8 model years.
What are the most common problems with AUDI S4?
The most commonly reported issues for AUDI S4 are: POWER TRAIN (94 complaints), ELECTRICAL SYSTEM (66 complaints), ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL (64 complaints), EXTERIOR LIGHTING (57 complaints), STEERING (30 complaints).
What are the most common problems with INFINITI G37?
The most commonly reported issues for INFINITI G37 are: AIR BAGS (255 complaints), UNKNOWN OR OTHER (68 complaints), ELECTRICAL SYSTEM (55 complaints), VEHICLE SPEED CONTROL (46 complaints), ENGINE (40 complaints).

Source: National Highway Traffic Safety Administration (NHTSA) complaints and recalls data