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FinalBid / Copart + IAAI

2018 Chevrolet Sonic auction results: final bids and sale history

FinalBid holds 4,001 completed Copart and IAAI auctions for 2018 Chevrolet Sonic. Across 3,904 recorded USD final bids, the median sold price is $1,500. Most of those cars were sold with front end. Half of the 2,092 verified odometer readings sit above 71,718 mi. The oldest auction in the archive closed in May 1, 2019, the newest in Nov 4, 2026. Auction results for the 2018 Chevrolet Sonic at Copart and IAAI. Each sold lot below shows the final bid together with the damage, odometer and title that explain it, so you can see where a particular 2018 Chevrolet Sonic belongs in the sold-price range rather than guessing at an average.

$900
Median final bid
$550–$1,450
Middle half
$1,950
Top 10% from
$5,200
Highest

Price index

Median final bid by month (line) and number of sales (bars), last 12 months.

$700 $870 $1,030 $1,200 Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Oct $900

Where they go

Buyer country of the winning bid, with the median price and model year each market buys. Shares of 453 sales with a known buyer country.

Buyer country Share Median final bid Median model year
United States
73%
$800 2018
Mexico
21%
$1,050 2018
El Salvador
2%
$588 2018
Bahamas
0.9%
$1,425 2018
Guatemala
0.7%
$850 2018
Nigeria
0.7%
$1,050 2018
Senegal
0.4%
$850 2018
Curaçao
0.2%
$1,650 2018
Ghana
0.2%
$600 2018
Honduras
0.2%
$1,100 2018
Jordan
0.2%
$375 2018
XX
0.2%
$1,300 2018

Country totals only. Individual lots do not show the buyer's country.

Copart vs IAAI

Copart 342 sold median $850
IAAI 222 sold median $1,013

Last 12 months · updated October 14, 2026

Sonic years

2022 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011

Chevrolet models

210 3100 Astro Astro Cargo Avalanche Aveo Bel Air Beretta Biscayne Blazer Blazer EV Bolt Bolt EUV Bolt EV C10 C20 C30 C4500 C50 Camaro Camaro Police Caprice Caprice Police Captiva Sport Cavalier Celebrity Chevelle Chevy Van Citation City Express Cargo Cobalt Colorado Corsica Corvair Corvette Cruze Deluxe El Camino Epica Equinox Equinox EV Express Express Cargo Express Commercial Express Passenger HHR Impala Impala Police K10 K20 Lumina Lumina Van LUV Malibu Malibu Classic Malibu Maxx Master Metro Monte Carlo Nova Optra Orlando P Series Cargo Prizm Roadster S-10 Silverado Silverado 1500 Silverado 1500HD Silverado 2500 Silverado 2500HD Silverado 3500 Silverado 3500HD Silverado EV Silverado MD Silverado SS Sonic Spark Sportvan Sprint SS SSR Suburban Tahoe Tahoe Police Tahoe Special Service Tracker TrailBlazer Traverse Trax Uplander Uplander Cargo Van Venture Volt

Auction archive FAQ

How much does a 2018 Chevrolet Sonic sell for at Copart and IAAI?

Over the last 12 months the median final bid for a 2018 Chevrolet Sonic was $900; half of the 564 sales went for $550 to $1,450.

Where do 2018 Chevrolet Sonic cars from US auctions go?

Among sales with a known buyer country: United States (73%), Mexico (21%), El Salvador (2%).

Is a 2018 Chevrolet Sonic cheaper at Copart or IAAI?

Median final bid over the last 12 months: Copart $850, IAAI $1,013.

How much does a 2018 Chevrolet Sonic sell for at auction?

The auction results listed here are the answer — every 2018 Chevrolet Sonic lot carries its own final bid. Read the range and place your car inside it instead of trusting one figure.

What pushes a 2018 Chevrolet Sonic final bid to the bottom of the range?

Water and fire losses, missing keys, deployed airbags and a branded title. Any two of those together usually explain a sold price that looks improbably low.

VIN history beyond the auction

Look past the final bid on any 2018 Chevrolet Sonic

Title brands, accident reports and odometer entries: the VIN history behind any auction lot.

Example VIN history →