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Smart · Convertible · 1998–2007

Smart ForTwo 450 Cabrio

Weaknesses, engine ratings and buying advice

1.0 / 5.0 · Based on 3 engine variants
Most Fun Engine

50–101 PS

0.7L Turbo Benzin

Limited disappointment

Not Really
Problem Engine

41–54 PS

0.8L CDI Diesel

4 weaknesses

Stay Away!

Engine Overview

The Smart ForTwo 450 Cabrio is available with 4 engine variants — from 41 to 101 hp.

0.8L CDI · Diesel· 41 PS
1999 2006
Stay Away! 4 weaknesses
0.6L Turbo · Benziner· 45 PS
1998 2006
Stay Away! 4 weaknesses
0.7L Turbo · Benziner· 50–75 PS Engine Change
1998 2006
Stay Away! 4 weaknesses
1999 2006
Stay Away! 4 weaknesses
1999 2006
Stay Away! 4 weaknesses
Crossblade · Benziner· 70 PS
2002 2003
Stay Away! 4 weaknesses

Vehicle Weaknesses

WeaknessCost
Softtouch Clutch Actuator Fails

The electric clutch actuator gets dirty or fails mechanically. Typical pattern: violent jerk on pull-away, gear cannot be selected, display shows 'N'. Problem often from 80,000 km, sometimes temporarily clears after a short stop.

Symptoms: Hard jerk on pull-away, gearbox does not engage, N shown on display, vehicle not driveable
from 85,000 km
Medium
!Softtouch Gearbox Jerks When Shifting

The semi-automatic Softtouch gearbox shifts with noticeable jerks, especially on pull-away and when changing from 3rd to 4th gear. A long shift pause is normal, but excessive jerking indicates a worn clutch or faulty adaptation.

Symptoms: Strong jerk on gearchange, long shift pauses, unsmooth pull-away
from 70,000 km
Medium

Frequently Asked Questions

What problems and weaknesses does the Smart ForTwo 450 Cabrio have? +
The Smart ForTwo 450 as Cabrio has 26 known weaknesses, 14 vehicle-related.
Which engine is recommended? +
None of the available engines are rated 'Good Choice'. Stay Away!!
Is the Smart ForTwo 450 Cabrio worth buying used? +
Caution is advised with the Smart ForTwo 450 Cabrio — 3 of 3 engine variants are rated 'Stay Away!'.

Last updated: February 2026 · All information without guarantee

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