Side by side

Sinn EZM 3 SvsHELM Komodo

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

EZM 3 S
SinnEZM 3 S
MSRP $3,046
What people say

Owners + reviewers, side by side

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

Sinn EZM 3 S

The Sinn EZM 3 S is a tactical dive watch built for extreme conditions, featuring a 500-meter depth rating and Tegiment technology for enhanced scratch resistance. It is powered by a Sellita SW200-1 movement, offering a 38-hour power reserve. On balance, reviewers highlight its robust build and purpose-driven design for demanding environments.

HELM Komodo

The HELM Komodo is widely praised for its excellent build quality, top-notch case finishing, clear double-domed sapphire crystal, wonderfully executed dial, and substantial lume, with reviewers noting its ISO 6425 compliance and 300m water resistance. Owners report a snappy 120-click bezel and appreciate the depth, detail, and finishing for a tool diver at its price point. Some owners find the 15.2mm to 15.5mm height makes the HELM Komodo feel thick and hefty, and the bezel ridges are noted as somewhat uncomfortable to turn, while the clasp design is also flagged as a drawback. On balance, owners and reviewers rate the HELM Komodo highly for its exceptional finishing and lume at its sub-$300 price point.

From video reviewers

The HELM Komodo's double domed sapphire crystal offers excellent optical clarity and minimal distortion. A notable weakness is its limited availability, making it harder to get than some other luxury watches. Reviewers disagree on the watch's lug-to-lug fit, with one reviewer noting it may not suit those with smaller wrists, while another reviewer does not mention this as a concern.

At a glance

15 of 29 specs differ
Diameter
EZM 3 S41mm
Komodo40mm
Power Reserve
EZM 3 S38h
Komodo40h
Water Resistance
EZM 3 S500m
Komodo300m
MSRP
EZM 3 S$3,046
Komodo$295

Full specifications

Case

6 specs
Diameter
41mm
40mm
Thickness
12.3mm
15.5mm
Lug-to-Lug
47mm
Finish
bead-blasted, black
Water Resistance
500m
300m
Caseback

Crystal & Dial

4 specs
Crystal Shape
Double-Domed
AR Coating
Underside
Yes
Indices
Lume
Luminescent
Super-LumiNova

Movement

4 specs
Caliber
Sellita SW200-1
Seiko NH35
Beat Rate
28,800 vph
0 vph
Power Reserve
38h
40h
Jewels
26
24

Pricing

1 specs
MSRP
$3,046
$295
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