Comparison

AUDI A5 CABRIOLET vs KIA OPTIMA PHEV

Side-by-side comparison of the AUDI A5 CABRIOLET and KIA OPTIMA PHEV 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 A5 CABRIOLET (2010–2017) and the KIA OPTIMA PHEV (2017–2020), drawn from that federal complaint and recall record; see our methodology for how the figures are compiled.

The AUDI A5 CABRIOLET (2010–2017, 7 model years) carries 53 NHTSA consumer complaints and 4 safety recalls, while the KIA OPTIMA PHEV (2017–2020, 4 model years) carries 53 complaints and 2 recalls. Severity indicators for the pair split as follows: 1 vs 1 crashes, 0 vs 2 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 A5 CABRIOLET, the leading complaint category is air bags (41 filings), followed by engine and unknown or other. For the KIA OPTIMA PHEV, it is engine (15), ahead of electrical system and unknown or other. 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 A5 CABRIOLET vs KIA OPTIMA PHEV - NHTSA complaint, recall, and safety rating comparison
AUDI A5 CABRIOLET Metric KIA OPTIMA PHEV
N/A Avg Safety Rating N/A
53 Total Complaints 53
4 Total Recalls 2
1 Crashes Reported 1
0 Fires Reported 2
1 Injuries Reported 0
0 Deaths Reported 0
7 years Years on Market 4 years

Top Complaint Categories

AIR BAGS
41
0
ENGINE
8
15
UNKNOWN OR OTHER
2
7
ELECTRONIC STABILITY CONTROL (ESC)
1
0
ELECTRICAL SYSTEM
1
10
POWER TRAIN
0
3
VEHICLE SPEED CONTROL
0
2
AUDI A5 CABRIOLET KIA OPTIMA PHEV

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Frequently Asked Questions

Which is safer, AUDI A5 CABRIOLET or KIA OPTIMA PHEV?
AUDI A5 CABRIOLET has 53 total NHTSA complaints with 1 crashes, while KIA OPTIMA PHEV has 53 complaints with 1 crashes. Review individual model years for specific safety ratings.
How many recalls does AUDI A5 CABRIOLET have compared to KIA OPTIMA PHEV?
AUDI A5 CABRIOLET has 4 recalls across 7 model years, while KIA OPTIMA PHEV has 2 recalls across 4 model years.
What are the most common problems with AUDI A5 CABRIOLET?
The most commonly reported issues for AUDI A5 CABRIOLET are: AIR BAGS (41 complaints), ENGINE (8 complaints), UNKNOWN OR OTHER (2 complaints), ELECTRONIC STABILITY CONTROL (ESC) (1 complaints), ELECTRICAL SYSTEM (1 complaints).
What are the most common problems with KIA OPTIMA PHEV?
The most commonly reported issues for KIA OPTIMA PHEV are: ENGINE (15 complaints), ELECTRICAL SYSTEM (10 complaints), UNKNOWN OR OTHER (7 complaints), POWER TRAIN (3 complaints), VEHICLE SPEED CONTROL (2 complaints).

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