Which is cheaper, the Boldr The T Rex By Boldr X Nitecore or the Tudor Black Bay One 31 S&G?

At MSRP the Boldr The T Rex By Boldr X Nitecore is the cheaper of the two at $499, against $6,850 for the Tudor Black Bay One 31 S&G — a $6,351 gap before any retailer discounting.

Which is bigger, the Boldr The T Rex By Boldr X Nitecore or the Tudor Black Bay One 31 S&G?

The Boldr The T Rex By Boldr X Nitecore wears larger at 40mm versus 31mm for the Tudor Black Bay One 31 S&G — a 9mm difference across the dial.

Which has better water resistance, the Boldr The T Rex By Boldr X Nitecore or the Tudor Black Bay One 31 S&G?

The Boldr The T Rex By Boldr X Nitecore is rated to 200m versus 100m for the Tudor Black Bay One 31 S&G.

Which has a longer power reserve, the Boldr The T Rex By Boldr X Nitecore or the Tudor Black Bay One 31 S&G?

The Tudor Black Bay One 31 S&G carries a 50-hour power reserve against 40 hours on the Boldr The T Rex By Boldr X Nitecore.

What movement does the Boldr The T Rex By Boldr X Nitecore run compared to the Tudor Black Bay One 31 S&G?

Both watches run automatic movements — the Boldr The T Rex By Boldr X Nitecore uses the Seiko NH35A and the Tudor Black Bay One 31 S&G uses the MT5201.

Side by side

Boldr The T Rex By Boldr X NitecorevsTudor Black Bay One 31 S&G

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

Boldr The T Rex By Boldr X Nitecore

the-t-rex-by-boldr-x-nitecore

MSRP $499

Tudor Black Bay One 31 S&G

m79603-0001

MSRP $6,850

At a glance

13 of 29 specs differ

Diameter

The T Rex By Boldr X Nitecore40mm

Black Bay One 31 S&G31mm

Power Reserve

The T Rex By Boldr X Nitecore40h

Black Bay One 31 S&G50h

Water Resistance

The T Rex By Boldr X Nitecore200m

Black Bay One 31 S&G100m

MSRP

The T Rex By Boldr X Nitecore$499

Black Bay One 31 S&G$6,850

Full specifications

Case

7 specs

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

T-Rex by BOLDR x Nitecore

Black

Lume

Super-LumiNova

None

Movement

2 specs

Caliber

Seiko NH35A

MT5201

Power Reserve

40h

50h

Pricing

1 specs

MSRP

$499

$6,850

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