Which is cheaper, the Nuncier Ms or the Timefactors Speedbird PRS-51?

At MSRP the Timefactors Speedbird PRS-51 is the cheaper of the two at $436, against $599 for the Nuncier Ms — a $163 gap before any retailer discounting.

Which is bigger, the Nuncier Ms or the Timefactors Speedbird PRS-51?

The Nuncier Ms wears larger at 38mm versus 36mm for the Timefactors Speedbird PRS-51 — a 2mm difference across the dial.

Which has better water resistance, the Nuncier Ms or the Timefactors Speedbird PRS-51?

The Timefactors Speedbird PRS-51 is rated to 100m versus 50m for the Nuncier Ms.

What movement does the Nuncier Ms run compared to the Timefactors Speedbird PRS-51?

The Nuncier Ms runs a quartz caliber (Miyota GL20), while the Timefactors Speedbird PRS-51 runs a automatic (Miyota 9015).

Side by side

Nuncier MsvsTimefactors Speedbird PRS-51

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

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Nuncier Ms

MSRP $599

See the full Ms

Timefactors Speedbird PRS-51

MSRP $436

See the full Speedbird PRS-51

Buy from Nuncier ↗

Buy used on eBay ↗

Buy from Timefactors ↗

Buy used on eBay ↗

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At a glance

11 of 29 specs differ

Diameter

Ms38mm

Speedbird PRS-5136mm

Power Reserve

Ms—

Speedbird PRS-51—

Water Resistance

Ms50m

Speedbird PRS-51100m

MSRP

Ms$599

Speedbird PRS-51$436

Full specifications

Case

5 specs

Diameter

38mm

36mm

Thickness

0mm

11.4mm

Lug-to-Lug

0mm

42mm

Lug Width

16mm

18mm

Water Resistance

50m

100m

Crystal & Dial

2 specs

Dial Color

—

Black

Lume

None

SuperLuminova X1-C3

Movement

3 specs

Caliber

Miyota GL20

Miyota 9015

Type

Quartz

Automatic

Power Reserve

—

Pricing

1 specs

MSRP

$599

$436

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Nuncier MsvsTimefactors Speedbird PRS-51

At a glance

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