Head to head
Ifor Williams TT3621 vs M-Tec 8ft x 5ft Twin Axle Trailer
The M-Tec 8ft x 5ft Twin Axle Trailer is 390kg lighter empty. The Ifor Williams TT3621 is 1.18m (4ft) longer inside and is rated 800kg heavier gross.
Last reviewed 13 September 2026

Key differences
- Unladen weight: the Ifor Williams TT3621 weighs 390kg more empty.
- Internal length: the Ifor Williams TT3621 is 1.18m (4ft) longer inside.
- Gross weight: the Ifor Williams TT3621 is rated 800kg heavier gross.
- Internal width: the Ifor Williams TT3621 is 43cm (1.5ft) wider inside.
- Payload: the Ifor Williams TT3621 carries 410kg more.
Specifications side by side
| Ifor Williams TT3621 | M-Tec 8ft x 5ft Twin Axle Trailer | |
|---|---|---|
| Gross weight | 3500kg | 2700kg |
| Unladen weight | 990kg (195/60R12C tyres) or 1000kg (185/70R13C tyres) | 600kg |
| Payload | 2510kg (195/60R12C) or 2500kg (185/70R13C) | 2100kg |
| Internal length | 3.62m / 11'9" | 2440mm |
| Internal width | 1.95m / 6'5" | 1524mm |
| Axles | - | Twin |
| Brakes | - | Braked (Knott, 4 wheels) |
Sources: Ifor Williams TT3621, M-Tec 8ft x 5ft Twin Axle Trailer. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the TT3621 if...
- you want one that is 1.18m (4ft) longer inside
- you want one that is rated 800kg heavier gross
- you want one that is 43cm (1.5ft) wider inside
- you want one that carries 410kg more
The largest Ifor Williams tipper. A 3.6m by 1.95m body is chosen for bulky, lighter loads - green waste, clearance and bark - where volume runs out before weight does, and it is a staple of plant and tool hire fleets. Formerly sold as the TT126.
Listed by
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Buy or hire the 8ft x 5ft Twin Axle Trailer if...
- you want one that is 390kg lighter empty
A wider twin-axle box trailer for builders, farmers and plant hire yards needing to carry bulkier loads such as pallets or small plant, with braked axles for safer road towing at higher weights.
Listed by
- A & M Trailers & Trailer Parts - Armagh, Milford
Common questions
What is the difference between the Ifor Williams TT3621 and the M-Tec 8ft x 5ft Twin Axle Trailer?
The M-Tec 8ft x 5ft Twin Axle Trailer is 390kg lighter empty. The Ifor Williams TT3621 is 1.18m (4ft) longer inside and is rated 800kg heavier gross. The Ifor Williams TT3621 is a twin axle tipping trailer, 12ft body, electric tipping; the M-Tec 8ft x 5ft Twin Axle Trailer is a 8ft x 5ft braked twin axle general purpose trailer.
Which is lighter, the Ifor Williams TT3621 or the M-Tec 8ft x 5ft Twin Axle Trailer?
The M-Tec 8ft x 5ft Twin Axle Trailer. It is 390kg lighter empty than the Ifor Williams TT3621.
Which carries more, the Ifor Williams TT3621 or the M-Tec 8ft x 5ft Twin Axle Trailer?
The Ifor Williams TT3621, by 410kg.
Can I tow the Ifor Williams TT3621 or the M-Tec 8ft x 5ft Twin Axle Trailer on a car licence?
Yes, as far as the licence goes. Both are rated at or under 3,500kg gross, and a car (B) licence has covered towing up to 3,500kg since 16 December 2021. Your car still has to be rated to tow the loaded weight - check the handbook or the VIN plate.
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