Which is cheaper, the Fortis Flieger F-41 or the Boldr Marine?

At MSRP the Boldr Marine is the cheaper of the two at $439, against $2,530 for the Fortis Flieger F-41 — a $2,091 gap before any retailer discounting.

Which is bigger, the Fortis Flieger F-41 or the Boldr Marine?

The Fortis Flieger F-41 wears larger at 41mm versus 40mm for the Boldr Marine — a 1mm difference across the dial.

Which has a longer power reserve, the Fortis Flieger F-41 or the Boldr Marine?

The Boldr Marine carries a 40-hour power reserve against 38 hours on the Fortis Flieger F-41.

What movement does the Fortis Flieger F-41 run compared to the Boldr Marine?

Both watches run automatic movements — the Fortis Flieger F-41 uses the Sellita SW200-1 and the Boldr Marine uses the NH35A.

Side by side

Fortis Flieger F-41vsBoldr Marine

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

Fortis Flieger F-41

F-41

MSRP $2,530

Boldr Marine

marine-elewana

MSRP $439

At a glance

9 of 29 specs differ

Diameter

Flieger F-4141mm

Marine40mm

Power Reserve

Flieger F-4138h

Marine40h

Water Resistance

Flieger F-41200m

Marine200m

MSRP

Flieger F-41$2,530

Marine$439

Full specifications

Case

2 specs

Diameter

41mm

40mm

Thickness

11.5mm

12.3mm

Crystal & Dial

3 specs

AR Coating

Inner

Yes

Dial Color

Black

Defender Elewana

Lume

None

Super-LumiNova

Movement

3 specs

Caliber

Sellita SW200-1

NH35A

Power Reserve

38h

40h

Jewels

Pricing

1 specs

MSRP

$2,530

$439

Follow this matchup

Get a note when Fortis Flieger F-41 vs Boldr Marine gets more votes, a community discussion, or a price drop. No account needed.

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.

Marathonmicro

Pilot's Navigator

Adjacent matchups

People also compared

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

Marathon Steel Navigator SSNAV AutovsBoldr Marine Marathon Jeep Rubicon GSARvsBoldr Marine CWC RN81 Clearance Diver Automatic WatchvsBoldr Marine CWC Arctic Radar Automatic Diver WatchvsBoldr Marine Borealis Watch Co. Caloura 300mvsFortis Flieger F-41 Borealis Watch Co. NeptunovsFortis Flieger F-41

Edit this comparison Add another watch More tool comparisons Best Tool Watches Under $2,000 Explore more 39–42mm watches

Fortis Flieger F-41vsBoldr Marine

At a glance

Full specifications

Follow this matchup

More watches worth a look

Steel Navigator SSNAV Auto

Caloura 300m

Jeep Rubicon GSAR

Neptuno

RN81 Clearance Diver Automatic Watch

Aquascaphe Classic

Arctic Radar Automatic Diver Watch

Nereide Malachite

People also compared