# item.guide
Side-by-Side Comparison Air Cargo & Unit Load Devices

LD3 Container (AKE) vs. M1 Main-Deck Container

Comparing 2 standards across 7 specifications. 7 key differences identified.

Comparing:
LD3 Container (AKE)
M1 Main-Deck Container

The LD3 container (IATA code AKE/AKN) is the universal half-width contoured lower-deck air cargo container used across virtually all wide-body aircraft (Airbus A330, A350, A380; Boeing 747, 777, 787).

View full LD3 Container (AKE) spec sheet →

The M1 container (IATA code AMA) is a full-width main-deck freighter box built on a 96"× 125" base with dual upper corner contours matching the upper fuselage curvature of freighter aircraft.

View full M1 Main-Deck Container spec sheet →

Specification Comparison Table

7 Parameters
Parameter / Spec
IATA ULD Identification
AKE (Contoured container with metal or fabric door) AMA / AMJ
Standard Base Dimensions
156 cm × 153 cm (61.5" × 60.4") 318 cm × 244 cm (125.0" × 96.0")
Internal Usable Volume
4.5 m³ (159 cu ft) 17.5 m³ (618 cu ft)
Max Gross Weight Rating (MGW)
1,588 kg (3,500 lbs) 6,804 kg (15,000 lbs)
Tare Weight (Empty)
65–85 kg (143–187 lbs) 320–380 kg (705–838 lbs)
Overall Dimensions (L × W × H)
201 cm × 153 cm × 163 cm (79.0" × 60.4" × 64.0")
Overall Height
244 cm (96.0")