Teardrop Trailers: Case Studies

Commercial Motor Teardrop Testing (Published 10 July 2008)
Track Test - Constant Speed
64 km/h: 15.5% saving
80 km/h: 23.3% saving
85 km/h: 30.3% saving

Average: 23.7% saving

Major 3PL: (MIRA track tests)

Constant 90kms/h
Standard Trailer: 29.95 L/100km (9.5mpg)
Teardrop Trailer: 26.63 L/100km (10.6mpg)
- 11.1% Saving

Constant 60kms/h
Standard Trailer: 21.91 L/100km
Teardrop Trailer: 20.83 L/100km
- 4.93% Saving

Average 8.02% saving

Operator: Marks & Spencer under DHL Contract
Garment Operation: Trunking
16% additional fill

10.14% saving

Multiple Retailer:
Designer Garments/ Soft Furnishings
7.71% to 17.02% fuel saving

Average: 12.37% saving

Multiple Retailer:
Car/Bike Accessories
Standard Trailer: 3.59kms/ltr
Teardrop Trailer: 3.87kms/ltr
Best results over 11%

6.36% saving

Multiple Retailer:
Computer Hardware & Accessories
Store Deliveries: No Trunking

Average: 5.5% saving

Major FMCG Retailer:
Garment Operation
Multi-drop to Supermarkets

Average: 12.3% saving

Multiple Retailer:
Garments: MAN 400bhp Tractor
Standard Trailer: 11.45 mpg (4.05 kms/ltr)
Teardrop Trailer: 12.6 mpg (4.46 kms/ltr)

Average: 10.04% saving

Multiple Retailer: Value High Street Department Stores
Trunking
Standard Trailer*: 9.30 mpg (3.29 kms/ltr)
Teardrop Trailer: 10.43 mpg (3.69 kms/ltr)

Average: 12.2% saving

Contract: Convenience Store Chain.
Standard Trailer: 9.8 mpg (3.47 kms/ltr)
Teardrop Trailer: 11.3 mpg (4.00 kms/ltr)

Average: 15.3% saving

Multiple Retailer: Health & Beauty
Trunking Operation
Average from standard trailers: 3.55 kms/ltr
Teardrop Trailer: 4.2 kms/ltr

Average: 18% saving

Major Operator: Parcels
Trunking Operation Bradford/Dunstable

Mainly M1 (171 miles one-way)

DAF:
Standard Trailer: 9.65mpg (3.42 kms/ltr)
Teardrop Trailer: 11.48mpg (4.06 kms/ltr)
18.96% saving

Scania:
Standard Trailer: 10.83mpg (3.83 kms/ltr)
Teardrop Trailer: 13.07mpg (4.63 kms/ltr)
20.68% saving

Average: 19.82% saving

Major Brand: Electrical Brown Goods

Average 7.89%

Major FMCG Retailer:

Average 4.5% saving

Multiple Retailer: Catalog Department Stores
(snapshot of best comparison)

15% saving

Multple Retailer: Garments

Average 4.03% saving

Multiple Retailer: Baby/Childrens Dept

Average 8.2% saving

Multiple Retailer: House & Home

Average 16.22% saving

Major 3PL: Technology Arm

Average 18.54% saving

Multiple Retailer: Office Products

Average 4.75% saving

Multiple Retailer: Budget Homewares

Average 11.37% saving

Blue Chip Department Stores

Average 4.5% saving

Blue Chip Multiple Retailer

The difference between the two averaged results is 0.589 km/ltr (1.66 mpg).

Average 16.5%

Healthcare Distribution Company

Average 10% saving

Current Saving Average (not including track tests)

11.26 %

Major 3PL: (MIRA track tests)

Constant 83kms/h(52mph)
Standard Trailer: 9.15 mpg
Teardrop Trailer: 11.02 mpg (20.4% saving)

Constant 63kms/hr(40mph)
Standard Trailer: 10.57 mpg
Teardrop Trailer: 11.64 mpg (10.1% saving)

Average 15.25% saving

Major 3PL Consumer Net

5.69% saving

Major Brand: Biscuit manaufacture

8.53% saving

Major 3PL: Beverages

14.7% saving

Multiple Retailer: House & Home

8.16% saving

Manufacturer: Plaster, Plasterboard

5.65% saving

Logistics & Distribution Company
Scania Operation: Standard Trailer 13mpg/ Teardrop 16mpg

23% saving

Bubble Packaging Distribution

14.7% saving

Current Saving Average (not including track tests)

11.18%