Side by side

Praesidus A-5 UDTvsSpinnaker Fleuss 40 Automatic

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

A-5 UDT
PraesidusA-5 UDT
MSRP $645
Fleuss 40 Automatic
SpinnakerFleuss 40 Automatic
MSRP $450

At a glance

8 of 29 specs differ
Diameter
A-5 UDT38mm
Fleuss 40 Automatic40mm
Power Reserve
A-5 UDT40h
Fleuss 40 Automatic40h
Water Resistance
A-5 UDT200m
Fleuss 40 Automatic150m
MSRP
A-5 UDT$645
Fleuss 40 Automatic$450

Full specifications

Case

4 specs
Diameter
38mm
40mm
Thickness
11mm
Lug-to-Lug
47mm
Water Resistance
200m
150m

Crystal & Dial

2 specs
Crystal
Domed Sapphire
Sapphire
Dial Color
Blue
Coral

Movement

1 specs
Caliber
Miyota 9015
SII NH35A

Pricing

1 specs
MSRP
$645
$450

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Praesidus A-5 UDT

The Praesidus A-5 UDT is noted for its historically inspired design, featuring an oversized crown cap and chain that pays homage to WW2 canteen watches. Reviewers highlight its functional dial with embossed, Super-LumiNova filled numerals and markers for legibility, alongside 200m water resistance and a 38mm brushed stainless steel case. Some owners find the 11.7mm thickness problematic, describing it as disproportionately tall. The watch's ana/digi functionality and connection to special operations forces are also praised. On balance, owners and reviewers appreciate the Praesidus A-5 UDT for its unique historical design elements and functional dial.

Spinnaker Fleuss 40 Automatic

Owners find the Spinnaker Fleuss 40 Automatic a good size for smaller wrists, though one owner notes the lume is too diffuse for easy nighttime reading. The pilot-style crown is an unusual feature for a dive watch. Overall, owners value the Spinnaker Fleuss 40 Automatic for its wearability on smaller wrists.

From video reviewers

The coral red dial is a unique aesthetic. The watch is a strong contender for best-in-class under $300.

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