Mazda MX-5 NB (1998–2005) · the complete guide library

MX-5 NB guides

Everything we know about buying and owning a Mazda MX-5 NB, costed like a surveyor rather than pitched like a salesman. Start anywhere — every guide links to the free checklist and the calculator so you buy the right car at the right price.

Start here

The NB buyer's guide

Variants, the rust that scraps cars, the mechanical checks that matter, and exactly what to pay for each condition.

Read the guide
Value

What's a fair price?

2026 UK prices by condition, what moves the value, and a surveyor's method for building a fair offer and a walk-away figure.

See the prices
Reliability

Common problems & costs

The faults that actually show up — engine, cooling, clutch, soft top, electrics, rust — and what each costs to fix.

Check the faults
Bodywork

Rust spots

The eight places an NB rots, ranked by cost, how to check each in minutes, and when to walk away.

Find the rust
Compare

NA vs NB vs NC

The three MX-5 generations compared on character, reliability, rust and price — and which to buy.

Compare them
Engine

1.6 vs 1.8

Power, gearbox, limited-slip diff, insurance and price — with an honest pick for each kind of buyer.

Pick an engine
Ownership

Running costs

Insurance, tax, fuel and the risk reserve nobody budgets for — the true pence-per-mile of NB ownership.

See the costs