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FT5 Łoś vs Watchkeeper WK450

FT5 Łoś vs Watchkeeper WK450 at a glance — top speed 180 vs 143 km/h, range 300 vs 150 km, max takeoff weight 85 vs 485 kg, built 20 vs 54 units.

Specifications
FT5 Łoś Watchkeeper WK450
Origin country 🇵🇱 Poland 🇬🇧 United Kingdom
Category Military Drones Military Drones
Manufacturer WB Group Thales UK
First flight 1 January 2016 14 April 2010
Year introduced 2023 2019
Number produced 20 units 54 units
Average unit price $1.5 million $25 million
Wingspan 6.4 m 10.9 m
Length 3.1 m 6.5 m
Maximum speed 180 km/h 143 km/h
Operational range 300 km 150 km
Service ceiling 5,000 m 4,900 m
Max. takeoff weight 85 kg 485 kg
Empty weight 55 kg 300 kg
Performance Radar Chart
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Frequently Asked Questions

Which is faster, the FT5 Łoś or Watchkeeper WK450?
The FT5 Łoś is faster with a maximum speed of 180 km/h compared to the Watchkeeper WK450's 143 km/h, a difference of 37 km/h.
Which has longer range, the FT5 Łoś or Watchkeeper WK450?
The FT5 Łoś has a longer range at 300 km compared to the Watchkeeper WK450's 150 km.
Which can fly higher, the FT5 Łoś or Watchkeeper WK450?
The FT5 Łoś has a higher service ceiling at 5,000 meters (16,404 ft) compared to the Watchkeeper WK450's 4,900 meters (16,076 ft).
Which is heavier, the FT5 Łoś or Watchkeeper WK450?
The Watchkeeper WK450 has a higher maximum takeoff weight at 485 kg compared to the FT5 Łoś's 85 kg.
Which is larger, the FT5 Łoś or Watchkeeper WK450?
The Watchkeeper WK450 is longer at 6.5 meters compared to the FT5 Łoś's 3.1 meters.
Which is more expensive, the FT5 Łoś or Watchkeeper WK450?
The Watchkeeper WK450 is more expensive at approximately $25 million per unit compared to the FT5 Łoś at $1.5 million.
Which entered service first, the FT5 Łoś or Watchkeeper WK450?
The Watchkeeper WK450 entered service first in 2019, 4 years before the FT5 Łoś which entered service in 2023.
Which has been built in greater numbers, the FT5 Łoś or Watchkeeper WK450?
The Watchkeeper WK450 has been produced in greater numbers with 54 units compared to 20 units of the FT5 Łoś.