Side by side

Fortis Marinemaster M-40vsPhoibos Voyager GMT

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

Marinemaster M-40
FortisMarinemaster M-40
MSRP $3,520
Voyager GMT
PhoibosVoyager GMT
MSRP $429

At a glance

13 of 29 specs differ
Diameter
Marinemaster M-4040mm
Voyager GMT39mm
Power Reserve
Marinemaster M-4038h
Voyager GMT40h
Water Resistance
Marinemaster M-40300m
Voyager GMT100m
MSRP
Marinemaster M-40$3,520
Voyager GMT$429

Full specifications

Case

6 specs
Category
Diver
GMT
Diameter
40mm
39mm
Thickness
13mm
13.2mm
Lug-to-Lug
45mm
Lug Width
21mm
20mm
Water Resistance
300m
100m

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
Orange
Red
Lume
None
Super-LumiNova

Movement

3 specs
Caliber
Sellita SW220-1
SII NH34
Power Reserve
38h
40h
Jewels
26
25

Pricing

1 specs
MSRP
$3,520
$429

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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 Marinemaster M-40

Owners praise the Fortis Amber Orange for its gorgeous appearance and strong wrist presence, noting its crazy lume and 70-hour power reserve. The Doxa SUB 300T, described as having a superb, eccentric design with a highly legible dial and functional no-decompression bezel, uses an ETA 2824-2 movement. However, the SUB 300T's 42.5mm case wears large and its 14mm thickness is not ideal for dress shirts, though it boasts 1,200m water resistance. On balance, owners appreciate the Fortis Amber Orange for its striking aesthetics and impressive lume.

Phoibos Voyager GMT

Owners widely praise the Phoibos Voyager GMT for its exceptional fit and finish, attractive dials that play with light, and outstanding lume. The bezel action is described as perfect with a grippy, smooth-threaded crown, and the bracelet clasp is noted as high quality for the price. Accuracy varies, with one owner reporting +1/+2 seconds per day and another around -6 seconds per day. Some owners find the 14.5mm thickness chunky and difficult to wear with long sleeves, and the 24-click bezel limits tracking to hour-offset time zones. The date color can blend into the dial, and the date wheel may show slight misalignment. On balance, owners rate the Phoibos Voyager GMT highly for its vibrant dials and excellent value.

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