Side by side

Sinn 717vsFortis Flieger F-41

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

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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.

Sinn 717

The Sinn 717 is widely praised for its legible, cockpit-instrument-inspired dial and the functional SZ01 movement with central chronograph minute and second hands. Owners appreciate its solid winding action, crisp button feel, and accurate date changes. Despite its 45mm diameter, the Sinn 717 wears well due to its short lug-to-lug distance and comfortable strap options, and its TEGIMENT-treated black PVD case offers significant scratch resistance. Reviewers highlight its robust build quality and 200m water resistance, noting the innovative bezel sealing. Some community members criticize the blacked-out case aesthetic, and one owner finds the bezel action stiff, which they also see as a positive for preventing accidental turns. On balance, owners and reviewers rate the Sinn 717 highly for its unique legibility, robust construction, and comfortable wearability at its price point.

Fortis Flieger F-41

The Fortis Flieger F-41 is widely praised for its excellent machining and build quality for its price, featuring a traditional Flieger layout with modern flair, a sunburst dial with high-contrast orange accents, and a functional "Synchroline." Reviewers highlight its unique concave bezel with 24-click GMT functionality and a vivid color scheme that strikes a masterful balance. The watch offers 200 meters of water resistance and is powered by the UW-30 automatic movement. However, the UW-30 movement is noted for its modest 38-hour power reserve, and the 41mm case might be large for smaller wrists. Overall, reviewers rate the Fortis Flieger F-41 highly for its pared-back confidence and functional design at its price point.

At a glance

15 of 29 specs differ
Diameter
71745mm
Flieger F-4141mm
Power Reserve
71738h
Flieger F-4138h
Water Resistance
717200m
Flieger F-41200m
MSRP
717$5,389
Flieger F-41$2,530

Full specifications

Case

6 specs
Diameter
45mm
41mm
Thickness
15.3mm
11.5mm
Lug-to-Lug
0mm
Lug Width
24mm
20mm
Finish
bead-blasted
Caseback

Crystal & Dial

5 specs
Crystal Shape
AR Coating
Underside
Dial Color
Black
Indices
Lume
Luminescent
None

Movement

3 specs
Caliber
Sinn SZ01
Sellita SW200-1
Jewels
28
26
Complications
Chronograph, Date, Pilot's Bezel
None

Pricing

1 specs
MSRP
$5,389
$2,530
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