Which is cheaper, the Aera Instruments C-1 or the LIV Watches P-51 Big Pilot?

At MSRP the LIV Watches P-51 Big Pilot is the cheaper of the two at $2,100, against $2,200 for the Aera Instruments C-1 — a $100 gap before any retailer discounting.

Which is bigger, the Aera Instruments C-1 or the LIV Watches P-51 Big Pilot?

The LIV Watches P-51 Big Pilot wears larger at 44mm versus 42mm for the Aera Instruments C-1 — a 2mm difference across the dial.

Which has better water resistance, the Aera Instruments C-1 or the LIV Watches P-51 Big Pilot?

The Aera Instruments C-1 is rated to 100m versus 20m for the LIV Watches P-51 Big Pilot.

Side by side

Aera Instruments C-1vsLIV Watches P-51 Big Pilot

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

Aera Instruments C-1

MSRP $2,200

LIV Watches P-51 Big Pilot

pre-loved-build-p-51

MSRP $2,100

At a glance

11 of 29 specs differ

Diameter

C-142mm

P-51 Big Pilot44mm

Power Reserve

C-156h

P-51 Big Pilot—

Water Resistance

C-1100m

P-51 Big Pilot20m

MSRP

C-1$2,200

P-51 Big Pilot$2,100

Full specifications

Case

6 specs

Diameter

42mm

44mm

Thickness

15.75mm

—

Lug-to-Lug

49.55mm

—

Lug Width

22mm

—

Material

Stainless Steel

Titanium

Water Resistance

100m

20m

Crystal & Dial

1 specs

Dial Color

Cloud

Black

Movement

3 specs

Caliber

SW510 BH B

—

Power Reserve

56h

—

Jewels

Pricing

1 specs

MSRP

$2,200

$2,100

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Aera Instruments C-1vsLIV Watches P-51 Big Pilot

At a glance

Full specifications

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