RILEY 12/4
Lowest Price: £6,100 • Median Price: £9,232 • Highest Price: £66,375 • Sell-Through Rate: 84%
Image Source: Bonhams
£6,100
LOWEST PRICE:
SINCE 2020
£9,232
MEDIAN PRICE:
SINCE 2020
HIGHEST PRICE:
£66,375
SINCE 2020
NUMBER OF SOLD CARS:
21
ALL TIME
SELL THROUGH RATE:
84%
ALL TIME
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THE PRICE TREND
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A dot is a sale. The blue line is the trend line. The sliders adjust the axis
HOW MANY REMAIN
See how many Riley 12/4 remain on UK roads
CARS
LICENSED
0
CARS
SORN
0
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THE SALES
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Iconic Auctioneers
Not Sold
8th Nov 2025
1936 Riley 12/4 Sprite
Bonhams Cars Online
£9,360
15th Mar 2024
1935 Riley Merlin 12/4
Bonhams Cars Online
£6,100
18th Aug 2023
1935 Riley Merlin 12/4
Brightwells
£8,960
17th Sep 2025
1936 Riley 12/4 Merlin
Brightwells
£7,280
14th Feb 2024
1937 Riley 12/4 Sports
Silverstone Auctions
£66,375
4th Aug 2023
1936 Riley 12/4 Sports Special
H&H Auctioneers
£18,562
30th Jul 2025
1935 Riley 12/4 Special
Historics
£9,104
23rd Sep 2023
1936 Riley 12/4 Merlin
Dore & Rees
Not Sold
17th Jun 2023
1934 RILEY 12/4 ‘WAGTAIL’ SPECIAL
Brightwells
£27,664
19th Feb 2025
1937 Riley 12/4 Special
Bonhams
£7,130
1st Sep 2023
1936 Riley 12/4 1½-Litre Merlin Saloon
H&H Auctioneers
£33,750
16th Mar 2022
1935 Riley 12/4 Special 2018 Riley Motor Club National Rally Concours ...
THE FAQs
The frequently asked questions about this model
Tell Me More
The Riley 12/4, produced from 1934 to 1938, was known for its advanced overhead-valve engine.
It gained popularity for its performance and handling.
The 12/4 was succeeded by the Riley 1 1/2 Litre.
Did you know that some Riley 12/4 models were used as police cars in the UK? Their speed and reliability made them ideal for law enforcement.
How much is a Riley 12/4 worth?
In average condition, a Riley 12/4 is worth £9,232.
What is the most expensive Riley 12/4 to sell in history publicly?
The most expensive Riley 12/4 to sell in history was sold for £77,945.
What is the cheapest Riley 12/4 to sell in history publicly?
The cheapest Riley 12/4 to sell in history was sold for £6,100.
When was the Riley 12/4 produced?
The Riley 12/4 was produced between 1933 and 1938.