Which is cheaper, the Sternglas Naos Pro GMT Automatik or the Helgray Speedster (Racing Light Blue)?

At MSRP the Helgray Speedster (Racing Light Blue) is the cheaper of the two at $299, against $863 for the Sternglas Naos Pro GMT Automatik — a $564 gap before any retailer discounting.

Which is bigger, the Sternglas Naos Pro GMT Automatik or the Helgray Speedster (Racing Light Blue)?

The Helgray Speedster (Racing Light Blue) wears larger at 39mm versus 38mm for the Sternglas Naos Pro GMT Automatik — a 1mm difference across the dial.

Which has better water resistance, the Sternglas Naos Pro GMT Automatik or the Helgray Speedster (Racing Light Blue)?

The Sternglas Naos Pro GMT Automatik is rated to 50m versus 30m for the Helgray Speedster (Racing Light Blue).

Which has a longer power reserve, the Sternglas Naos Pro GMT Automatik or the Helgray Speedster (Racing Light Blue)?

The Sternglas Naos Pro GMT Automatik carries a 42-hour power reserve against 40 hours on the Helgray Speedster (Racing Light Blue).

What movement does the Sternglas Naos Pro GMT Automatik run compared to the Helgray Speedster (Racing Light Blue)?

Both watches run automatic movements — the Sternglas Naos Pro GMT Automatik uses the Miyota 9075 and the Helgray Speedster (Racing Light Blue) uses the Miyota 6S21.

Side by side

Sternglas Naos Pro GMT AutomatikvsHelgray Speedster (Racing Light Blue)

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

Sternglas Naos Pro GMT Automatik

naos-pro-automatik-gmt-dunkelblau

MSRP $863

Helgray Speedster (Racing Light Blue)

speedster-racing-light-blue

MSRP $299

At a glance

11 of 29 specs differ

Diameter

Naos Pro GMT Automatik38mm

Speedster (Racing Light Blue)39mm

Power Reserve

Naos Pro GMT Automatik42h

Speedster (Racing Light Blue)40h

Water Resistance

Naos Pro GMT Automatik50m

Speedster (Racing Light Blue)30m

MSRP

Naos Pro GMT Automatik$863

Speedster (Racing Light Blue)$299

Full specifications

Case

5 specs

Crystal & Dial

2 specs

Dial Color

—

Black

Lume

Luminova Punkte

None

Movement

3 specs

Caliber

Miyota 9075

Miyota 6S21

Power Reserve

42h

40h

Jewels

—

Pricing

1 specs

MSRP

$863

$299

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