Side by side

Oris ProPilot X Calibre 400 LaservsBremont ionBird

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

ProPilot X Calibre 400 Laser
OrisProPilot X Calibre 400 Laser
MSRP $5,750
ionBird
BremontionBird
MSRP $5,800

At a glance

15 of 29 specs differ
Diameter
ProPilot X Calibre 400 Laser39mm
ionBird43mm
Power Reserve
ProPilot X Calibre 400 Laser120 hoursh
ionBird40h
Water Resistance
ProPilot X Calibre 400 Laser100m
ionBird
MSRP
ProPilot X Calibre 400 Laser$5,750
ionBird$5,800

Full specifications

Case

6 specs
Category
Pilot
Diameter
39mm
43mm
Lug Width
20mm
Finish
Brushed and polished
Water Resistance
100m
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Underside
Inner
Dial Color
Regular length (15cm - 19cm wrist size)
Indices
Applied

Movement

4 specs
Caliber
400
Beat Rate
4 vph
28,800 vph
Power Reserve
120 hoursh
40h
Jewels
21
25

Pricing

1 specs
MSRP
$5,750
$5,800

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Oris ProPilot X Calibre 400 Laser

The Oris ProPilot X Calibre 400 Laser is praised for its high-tech laser-etched titanium dial and the advanced Calibre 400 movement with a 120-hour power reserve. However, the dial's unique rainbow gradient is polarizing, with one owner finding it childish and preferring applied indices for better legibility and lume, while reviewers note the case shape may still require adjustment. The CHF 4,800 price is also flagged as steep for a time-only watch. On balance, owners and reviewers acknowledge the innovative dial and movement, but opinions are divided on its aesthetic appeal and value proposition.

Bremont ionBird

Owners report the Bremont ionBird is overpriced and features a printed dial with a poorly placed date window at 4:30, which some find visually disruptive. However, some owners suggest its case finishing is superior to competitors. The 43mm titanium Bremont ionBird GMT is powered by a COSC-certified BE-93-2AV automatic movement and retails for $5,795. On balance, owners and reviewers find the Bremont ionBird's date window placement and price point to be significant drawbacks.

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