Side by side

Fortis Stratoliner S-41vsPraesidus A-11 Spec 2 Ameriquartz

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

Stratoliner S-41
FortisStratoliner S-41
MSRP $5,450
A-11 Spec 2 Ameriquartz
PraesidusA-11 Spec 2 Ameriquartz
MSRP $215

At a glance

12 of 29 specs differ
Diameter
Stratoliner S-4141mm
A-11 Spec 2 Ameriquartz38mm
Power Reserve
Stratoliner S-4160h
A-11 Spec 2 Ameriquartz40h
Water Resistance
Stratoliner S-41200m
A-11 Spec 2 Ameriquartz50m
MSRP
Stratoliner S-41$5,450
A-11 Spec 2 Ameriquartz$215

Full specifications

Case

6 specs
Category
Chronograph
Field
Diameter
41mm
38mm
Thickness
14mm
Lug Width
21mm
18mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
50m

Crystal & Dial

1 specs
Dial Color
White
Brown

Movement

4 specs
Caliber
Manufacture Caliber WERK 17
Ameriquartz USA
Type
Automatic
Quartz
Power Reserve
60h
40h
Jewels
36
25

Pricing

1 specs
MSRP
$5,450
$215

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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.

Fortis Stratoliner S-41

Owners widely praise the Fortis Stratoliner S-41 for its purpose-built design and outstanding details, particularly its space blue lume and bright orange date on the dial. Reviewers note the WERK 17 movement offers a 60-hour power reserve. However, the Fortis Stratoliner S-41's 41mm case thickness and lug-to-lug distance lead some to perceive it as wearing large, and the dial's small text and flat design are flagged as potential drawbacks. Overall, owners and reviewers highlight the Fortis Stratoliner S-41's unique design and innovative movement as its primary strengths.

Praesidus A-11 Spec 2 Ameriquartz

Owners praise the Praesidus A-11 Spec 2 Ameriquartz as a sturdy, versatile tool watch at $215 USD, noting its precise Ameriquartz movement. However, some owners report unpolished lugs, random timekeeping errors ranging from 5-15 minutes off, premature battery death, and difficulties with battery replacements and customer service. The canvas strap is also noted as being very long, and the crystal is sapphire-coated K1 mineral. On balance, owners find the Praesidus A-11 Spec 2 Ameriquartz a capable daily beater despite these specific concerns.

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