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Equi-Trek Sonic Five Seats 3,500kg vs Erde 153

The Erde 153 is 2,376kg lighter empty.

Last reviewed 13 September 2026

Equi-Trek Sonic Five Seats 3,500kg
Equi-Trek Sonic Five Seats 3,500kg - image: suffolk.trek-trailers.co.uk
Erde 153
Erde 153 - image: erdetrailersuk.com

Key differences

Specifications side by side

Equi-Trek Sonic Five Seats 3,500kgErde 153
Unladen weight2500kg124kg
Gross weight3500kg-
Payload-526kg
Internal length-144cm
Internal width-98cm
Internal height-40cm

Sources: Equi-Trek Sonic Five Seats 3,500kg, Erde 153. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the Sonic Five Seats 3,500kg if...

A five-seat cab variant of the Sonic, aimed at families or small teams who want to travel together to competitions rather than sending a second car. It carries the same horse capacity as the standard Sonic.

Listed by

Full Sonic Five Seats 3,500kg specifications →

Buy or hire the 153 if...

  • you want one that is 2,376kg lighter empty

A mid-sized step up from the 122 for buyers wanting more load capacity for camping equipment or garden waste. The 144cm bed and 40cm sides make it a garden-waste and camping trailer rather than a builders one, and at 124kg unladen one person can manoeuvre it.

Listed by

Full 153 specifications →

Common questions

What is the difference between the Equi-Trek Sonic Five Seats 3,500kg and the Erde 153?

The Erde 153 is 2,376kg lighter empty. The Equi-Trek Sonic Five Seats 3,500kg is a 5-seat version of the Sonic motorised horsebox; the Erde 153 is a a small unbraked single-axle camping and leisure trailer..

Which is lighter, the Equi-Trek Sonic Five Seats 3,500kg or the Erde 153?

The Erde 153. It is 2,376kg lighter empty than the Equi-Trek Sonic Five Seats 3,500kg.

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