Which is cheaper, the AVI-8 Bell X-1 Machbuster Automatic or the Bremont Supermarine 300M?

At MSRP the AVI-8 Bell X-1 Machbuster Automatic is the cheaper of the two at $350, against $3,550 for the Bremont Supermarine 300M — a $3,200 gap before any retailer discounting.

Which has better water resistance, the AVI-8 Bell X-1 Machbuster Automatic or the Bremont Supermarine 300M?

The Bremont Supermarine 300M is rated to 300m versus 50m for the AVI-8 Bell X-1 Machbuster Automatic.

Side by side

AVI-8 Bell X-1 Machbuster AutomaticvsBremont Supermarine 300M

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

AVI-8 Bell X-1 Machbuster Automatic

bell-x-1-machbuster-automatic-graphite-black-av-4115-01

MSRP $350

Bremont Supermarine 300M

sm40-nd-ss-gn-b

MSRP $3,550

At a glance

10 of 29 specs differ

Diameter

Bell X-1 Machbuster Automatic—

Supermarine 300M40mm

Power Reserve

Bell X-1 Machbuster Automatic40h

Supermarine 300M40h

Water Resistance

Bell X-1 Machbuster Automatic50m

Supermarine 300M300m

MSRP

Bell X-1 Machbuster Automatic$350

Supermarine 300M$3,550

Full specifications

Case

7 specs

Crystal & Dial

1 specs

Dial Color

Black

Green

Movement

1 specs

Caliber

—

BE-92AE

Pricing

1 specs

MSRP

$350

$3,550

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