Side by side

Boldr Odyssey 40mmvsSinn U1 S L

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

What people say

Owners + reviewers, side by side

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

Boldr Odyssey 40mm

Owners praise Boldr for impressive specifications and value, with one owner noting the Odyssey Black Dragonfish has superior specs and movement compared to other models. A separate owner finds the Venture to be an exceptional value and versatile with strap changes. However, one owner feels the Venture's size is borderline for an 8-inch wrist. Overall, owners rate Boldr highly for its value and specifications.

Sinn U1 S L

The Sinn U1 S L is widely praised for its intense, full-lume dial, a feature described as new technology that glows brightly, and its unique black and white "arctic tactical" aesthetic. Owners and reviewers consistently highlight the Tegimented German submarine steel case for its exceptional scratch resistance and matte, non-reflective finish, with one owner reporting no scratches on the case after 17 years. The watch is also noted for its legibility and robust build, offering 1000m water resistance. However, some owners find the 44mm size and 14.7mm thickness wear large, and one reviewer noted the 4 o'clock crown positions lacked distinct clicks, leading to difficult date changes. Accuracy figures for the ETA 2824-2 movement vary, with one owner seeing +1/+2 s/day and another about -6 s/day. The Tegimented bracelet is reported to scratch more easily than the case by some, while others found it held up well.

At a glance

18 of 29 specs differ
Diameter
Odyssey 40mm40mm
U1 S L44mm
Power Reserve
Odyssey 40mm42h
U1 S L38h
Water Resistance
Odyssey 40mm300m
U1 S L1,000m
MSRP
Odyssey 40mm$799
U1 S L$3,532

Full specifications

Case

8 specs
Diameter
40mm
44mm
Thickness
12.5mm
14.7mm
Lug-to-Lug
48mm
Lug Width
20mm
22mm
Material
Titanium
Stainless Steel
Finish
black
Water Resistance
300m
1000m
Caseback

Crystal & Dial

5 specs
Crystal Shape
AR Coating
Yes
Underside
Dial Color
Aurora
Black
Indices
Lume
Super-LumiNova
Luminescent

Movement

4 specs
Caliber
Sellita SW200-1
Beat Rate
0 vph
28,800 vph
Power Reserve
42h
38h
Jewels
0
26

Pricing

1 specs
MSRP
$799
$3,532
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