Side by side

Borealis Watch Co. Porto CovovsFortis Flieger F-41 Werk 7

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

Porto Covo
Borealis Watch Co.Porto Covo
MSRP $415
Flieger F-41 Werk 7
FortisFlieger F-41 Werk 7
MSRP $4,510

At a glance

11 of 29 specs differ
Diameter
Porto Covo40mm
Flieger F-41 Werk 741mm
Power Reserve
Porto Covo40h
Flieger F-41 Werk 738h
Water Resistance
Porto Covo300m
Flieger F-41 Werk 7200m
MSRP
Porto Covo$415
Flieger F-41 Werk 7$4,510

Full specifications

Case

6 specs
Category
Diver
Pilot
Diameter
40mm
41mm
Thickness
11.6mm
11.5mm
Lug-to-Lug
42.5mm
46mm
Lug Width
20mm
20mm
Water Resistance
300m
200m

Crystal & Dial

1 specs
Lume
BGW9
None

Movement

3 specs
Caliber
Miyota 9039
Werk 7 (Manufacture)
Power Reserve
40h
38h
Jewels
25
26

Pricing

1 specs
MSRP
$415
$4,510

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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.

Borealis Watch Co. Porto Covo

The Borealis Porto Covo is widely praised for its 39mm size and unique cantilevered indices that create a 3D effect and depth. Owners note the indices' floating appearance is a well-executed design. One owner reported poor accuracy and a terse customer service response, while another wished for a 42mm size option. The $395 price is considered reasonable for a microbrand, though some feel it does not compare favorably to AliExpress options. Overall, owners appreciate the Borealis Porto Covo for its distinctive dial design and wearable 39mm case size.

Fortis Flieger F-41 Werk 7

The Fortis Flieger is widely praised for its robust build quality, superb readability, and excellent fit and finish, with reviewers highlighting the utilitarian dial and Brixtrack markers. Some find the 39mm case wears large due to its 50mm lug-to-lug span, while others note the 41mm versions offer better proportions. The Werk 7 movement provides a 70-hour power reserve, though one review mentions the UW-30 movement in a 39mm model has a 38-hour power reserve. On balance, reviewers rate the Fortis Flieger highly for its practical design and solid construction at its price point.

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