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UncommonClassic · 1962–1967 · United Kingdom

MG MGB Mark I

The quintessential British roadster that brought sports car thrills to the masses.

Power
95 bhp
0–60 mph
11.0 s
Top speed
105 mph
Est. value
$9k–$25k

About the MG MGB Mark I

The MGB Mark I represents the purest expression of the world's most popular classic British sports car. Introduced in 1962 to replace the MGA, it featured a modern monocoque structure that provided more cockpit room and better safety than its predecessor. The 1965 model is particularly noted for the transition from a three-bearing to a more robust five-bearing crankshaft engine. With its light steering, predictable handling, and iconic chrome-bumpered silhouette, it remains the definitive entry point for classic car enthusiasts.

MG MGB Mark I specs

The MG MGB Mark I produces 95 bhp (71 kW) and 149 Nm (110 lb-ft) of torque. It reaches 60 mph in 11.0 seconds and has a top speed of 105 mph (169 km/h).

Overview
MakeMG
ModelMGB
GenerationMark I
Trim1.8
Years1962–1967
TypeClassic
Body styleRoadster
CountryUnited Kingdom
Original priceAbout $2,600 when new
Performance
Engine1.8-litre inline-four
Displacement1,798 cc (1.8 litres)
InductionNaturally aspirated
Power95 bhp (71 kW) at 5,400 rpm
Torque149 Nm (110 lb-ft)
Redline6,000 rpm
0–60 mph11.0 s
Top speed105 mph (169 km/h)
Transmission4-speed manual
DrivetrainRear-wheel drive
Weight871 kg (1,920 lb)
Power-to-weight109 bhp per tonne

Typical figures for the standard car; options, markets and model years vary. Where our specs come from

How much is an MG MGB Mark I worth?

A typical MG MGB Mark I is estimated to be worth $9,400 – $25,000 (about £7,000 – £19,000).

Its original price when new was about $2,600.

Values are directional estimates for a typical example, not appraisals. Condition, mileage, history and specification all change what a real car is worth. Pound figures use the exchange rate of 3 November 2026. How values are estimated

MG MGB Mark I rarity in CarSpot

The MG MGB Mark I is an Uncommon card in CarSpot, with a rarity score of 25 out of 100. Hot hatches and premium sporty cars. An Uncommon card is worth 20 XP.

Each model's tier starts from a 0–100 score based on its value plus its power or production numbers. Once enough players have spotted a model, how often it is spotted can move it up or down one tier. How CarSpot rarity works

Rarity is a collectible game mechanic, not an assessment of real-world scarcity or value.

MG MGB Mark I fun facts

  • The MGB was one of the first cars to feature specifically designed crumple zones to protect occupants in a collision.
  • Early Mark I models are easily identified by their 'pull-handle' door openers, which were replaced by push-button handles in early 1965.
  • The MGB held the title of the world's best-selling sports car for decades until it was eventually surpassed by the Mazda MX-5 Miata.

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