Which is cheaper, the Boldr Marine or the Tudor Black Bay 54?

At MSRP the Boldr Marine is the cheaper of the two at $439, against $4,725 for the Tudor Black Bay 54 — a $4,286 gap before any retailer discounting.

Which is bigger, the Boldr Marine or the Tudor Black Bay 54?

The Boldr Marine wears larger at 40mm versus 37mm for the Tudor Black Bay 54 — a 3mm difference across the dial.

Which has a longer power reserve, the Boldr Marine or the Tudor Black Bay 54?

The Tudor Black Bay 54 carries a 70-hour power reserve against 40 hours on the Boldr Marine.

What movement does the Boldr Marine run compared to the Tudor Black Bay 54?

Both watches run automatic movements — the Boldr Marine uses the NH35A and the Tudor Black Bay 54 uses the MT5400.

Side by side

Boldr MarinevsTudor Black Bay 54

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

Boldr Marine

marine-elewana

MSRP $439

Tudor Black Bay 54

m79000b-0001

MSRP $4,725

At a glance

15 of 29 specs differ

Diameter

Marine40mm

Black Bay 5437mm

Power Reserve

Marine40h

Black Bay 5470h

Water Resistance

Marine200m

Black Bay 54200m

MSRP

Marine$439

Black Bay 54$4,725

Full specifications

Case

5 specs

Crystal & Dial

3 specs

Crystal Shape

Flat

—

AR Coating

Yes

—

Dial Color

Defender Elewana

Blue

Movement

6 specs

Caliber

NH35A

MT5400

Beat Rate

28,800 vph

0 vph

Power Reserve

40h

70h

Jewels

Hacking

Yes

Hand-winding

Yes

Pricing

1 specs

MSRP

$439

$4,725

Follow this matchup

Get a note when Boldr Marine vs Tudor Black Bay 54 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.

Borealis Watch Co.micro

Adjacent matchups

People also compared

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

Borealis Watch Co. NeptunovsTudor Black Bay 54 Borealis Watch Co. Caloura 300mvsTudor Black Bay 54 Baltic Aquascaphe ClassicvsTudor Black Bay 54 CWC Arctic Radar Automatic Diver WatchvsTudor Black Bay 54 Islander Northport 37mm Automatic Watch with Purple Ripple Dial #ISL-291vsBoldr Marine Baltic Aquascaphe MK2vsBoldr Marine

Edit this comparison Add another watch Explore more 36–41mm watches

Boldr MarinevsTudor Black Bay 54

At a glance

Full specifications

Follow this matchup

More watches worth a look

Neptuno

Islander Northport 37mm Automatic Watch with Purple Ripple Dial #ISL-291

Caloura 300m

Aquascaphe MK2

SOMBRERO 90-011

Arctic Radar Automatic Diver Watch

Nereide Avventurina Nera

RN81 Clearance Diver Automatic Watch

People also compared