Side by side

Audaz ADZ-4020vsSinn U18

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

Add a watch
ADZ-4020
AudazADZ-4020
MSRP $700
U18
SinnU18
MSRP $3,488
Buy from Audaz ↗
Buy used on eBay ↗
Buy from Sinn ↗
Buy used on eBay ↗

At a glance

16 of 29 specs differ
Diameter
ADZ-402042mm
U1844mm
Power Reserve
ADZ-4020—
U1842h
Water Resistance
ADZ-4020200m
U182,000m
MSRP
ADZ-4020$700
U18$3,488

Full specifications

Case

8 specs
Category
—
Diver
Diameter
42mm
44mm
Thickness
14mm
15.5mm
Lug-to-Lug
50mm
—
Material
Stainless Steel
high-strength
Finish
Brushed and polished
—
Water Resistance
200m
2000m
Caseback
Solid
—

Crystal & Dial

5 specs
Crystal Shape
Flat
—
AR Coating
Inner
—
Dial Color
—
Black
Indices
Applied
—
Lume
Swiss Super-LumiNova
None

Movement

2 specs
Caliber
Seiko NH72
SW300-1
Power Reserve
—
42h

Pricing

1 specs
MSRP
$700
$3,488
Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Alkin Watches Model One
Alkin Watches

Model One

3 variantsRef. model-one-green-dial-ss-case
42mm·Automatic·100m WR
—MSRP
—Used
Marathon OSAR-D (Original SAR with Date) Automatic 46mm
Marathonmicro

OSAR-D (Original SAR with Date) Automatic 46mm

6 watches · 6 variantsOSAR
46mm·Automatic·300m WR
$2,500MSRP
—Used
Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition
Seiko

Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition

Ref. spb301j1
42.7mm·Automatic·200m WR
$1,350MSRP
—Used
Marathon JDD (Jumbo Day/Date) Anthracite Diver's Automatic
Marathonmicro

JDD (Jumbo Day/Date) Anthracite Diver's Automatic

Ref. 46mm-anthracite-large-divers-automatic-jdd
46mm·Automatic·300m WR
$3,250MSRP
—Used
Bremont S502
Bremontmicro
Supermarine

S502

8 watches · 39 variantsSupermarine
43mm·Automatic·500m WR
$5,100MSRP
—Used
Tudor Black Bay
Tudor

Black Bay

9 watches · 9 variantsBlack Bay
41mm·Automatic·200m WR
—MSRP
—Used
Fortis Marinemaster M-44 DLC
Fortismicro

Marinemaster M-44 DLC

3 watches · 15 variantsMarinemaster
44mm·Automatic·300m WR
$5,450MSRP
—Used
Aevig HULDRA automatic divewatch
Aevig

HULDRA automatic divewatch

Ref. huldra
42mm·Automatic·200m WR
$647MSRP
—Used
All alternatives to the ADZ-4020 →All alternatives to the U18 →
Explore the full catalog

Follow this matchup

Get a note when Audaz ADZ-4020 vs Sinn U18 gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.

Alkin Watches Model OnevsSinn U18Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special EditionvsSinn U18Seiko Prospex SeavsSinn U18Tudor Black BayvsSinn U18Marathon OSAR-D (Original SAR with Date) Automatic 46mmvsAudaz ADZ-4020Audaz ADZ-4020vsMarathon JDD (Jumbo Day/Date) Anthracite Diver's Automatic
Edit this comparisonAdd another watchExplore more 41–45mm watches