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BMW 2021 420i 4 Series Automatic M Sport Petrol

Buyer's Price Guide

Most are between
£26,492 and £28,790

We see cars like this for sale
20 times a month

At a dealer, aim to pay between £25,550 and £28,800
At a franchised dealer, expect to pay £27,500.
From a private seller, aim to pay between  £23,700 and £25,750
and expect to pay £24,600.
If selling in part exchange, expect to receive £20,920.

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Read the Honest John Review

  • BMW 4 Series (2020 on)
    Most affordable 420i is possibly the best 4 Series on sale. Incredible to drive. Superb interior. Feels more special than a 3 Series.