Side by side

Bremont ionBirdvsSpinnaker Challenger Automatic

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

ionBird
BremontionBird
MSRP $5,800
Challenger Automatic
SpinnakerChallenger Automatic
MSRP $289

At a glance

10 of 29 specs differ
Diameter
ionBird43mm
Challenger Automatic42mm
Power Reserve
ionBird40h
Challenger Automatic40h
Water Resistance
ionBird
Challenger Automatic200m
MSRP
ionBird$5,800
Challenger Automatic$289

Full specifications

Case

7 specs
Category
Pilot
Diver
Diameter
43mm
42mm
Thickness
19mm
Lug-to-Lug
49.5mm
Lug Width
22mm
Material
Titanium
316L Stainless Steel
Water Resistance
200m

Crystal & Dial

1 specs
Dial Color
Regular length (15cm - 19cm wrist size)
Blue

Movement

1 specs
Caliber
SII NH35A

Pricing

1 specs
MSRP
$5,800
$289

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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.

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.

Spinnaker Challenger Automatic

The Spinnaker Challenger Automatic is widely praised for its fun, playful design, solid build quality, and satisfying bezel action. Owners appreciate the comfortable 42mm DLC-coated case and the thoughtful integration of the Popeye theme, with the character serving as the hour and minute hands. Reviewers note the reliable Seiko NH35 movement and 300m water resistance. Some owners find the blue lume weaker than expected, and the ultra-domed sapphire crystal presents challenges for photography. The thick rubber strap is also cited as difficult to manage. Overall, owners and reviewers rate the Spinnaker Challenger Automatic highly for its unique character integration and solid dive watch fundamentals at its price point.

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