Which is cheaper, the Timefactors Aerotimer or the Undone Aero Commando?

At MSRP the Undone Aero Commando is the cheaper of the two at $365, against $416 for the Timefactors Aerotimer — a $51 gap before any retailer discounting.

Which is bigger, the Timefactors Aerotimer or the Undone Aero Commando?

The Timefactors Aerotimer wears larger at 42mm versus 40mm for the Undone Aero Commando — a 2mm difference across the dial.

What movement does the Timefactors Aerotimer run compared to the Undone Aero Commando?

The Timefactors Aerotimer runs a mecaquartz caliber (Seiko VK64), while the Undone Aero Commando runs a automatic (Seiko NH35).

Side by side

Timefactors AerotimervsUndone Aero Commando

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

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Timefactors Aerotimer

MSRP $416

See the full Aerotimer

Undone Aero Commando

MSRP $365

See the full Aero Commando

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At a glance

10 of 29 specs differ

Diameter

Aerotimer42mm

Aero Commando40mm

Power Reserve

Aerotimer—

Aero Commando—

Water Resistance

Aerotimer100m

Aero Commando100m

MSRP

Aerotimer$416

Aero Commando$365

Full specifications

Case

4 specs

Diameter

42mm

40mm

Thickness

13mm

0mm

Lug-to-Lug

50mm

0mm

Lug Width

20mm

0mm

Crystal & Dial

3 specs

Crystal

Sapphire

—

Dial Color

Black

—

Lume

SuperLuminova C3

None

Movement

2 specs

Caliber

Seiko VK64

Seiko NH35

Type

Mecaquartz

Automatic

Pricing

1 specs

MSRP

$416

$365

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Timefactors AerotimervsUndone Aero Commando

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