Which is cheaper, the Lum-Tec B71 or the Momentum M20 GMT?

At MSRP the Momentum M20 GMT is the cheaper of the two at $315, against $506 for the Lum-Tec B71 — a $191 gap before any retailer discounting.

Which is bigger, the Lum-Tec B71 or the Momentum M20 GMT?

The Lum-Tec B71 wears larger at 44mm versus 42mm for the Momentum M20 GMT — a 2mm difference across the dial.

Side by side

Lum-Tec B71vsMomentum M20 GMT

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

MSRP $506

m20-gmt-42mm

MSRP $315

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At a glance

8 of 29 specs differ

Diameter

B7144mm

M20 GMT42mm

Power Reserve

B71—

M20 GMT—

Water Resistance

B71200m

M20 GMT200m

MSRP

B71$506

M20 GMT$315

Full specifications

Case

5 specs

Crystal & Dial

2 specs

Crystal

Domed Sapphire

Sapphire

Dial Color

B71

—

Pricing

1 specs

MSRP

$506

$315

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Lum-Tec B71vsMomentum M20 GMT

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