Side by side

Bremont ionBirdvsStudio Underd0g Project Passion Crew

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

ionBird
BremontionBird
MSRP $5,800
Project Passion Crew
Studio Underd0gProject Passion Crew
MSRP $840

At a glance

5 of 29 specs differ
Diameter
ionBird43mm
Project Passion Crew39.5mm
Power Reserve
ionBird40h
Project Passion Crew40h
Water Resistance
ionBird
Project Passion Crew
MSRP
ionBird$5,800
Project Passion Crew$840

Full specifications

Case

3 specs
Category
Pilot
Chronograph
Diameter
43mm
39.5mm
Material
Titanium
Stainless Steel

Crystal & Dial

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

Pricing

1 specs
MSRP
$5,800
$840

Follow this matchup

Get a note when Bremont ionBird vs Studio Underd0g Project Passion Crew gets more votes, a community discussion, or a price drop. No account needed.

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.

Studio Underd0g Project Passion Crew

The Studio Underd0g Project Passion Crew is noted for its unique "coarse dégradé amber and royal purple" multi-layer dial and manual-wind Sellita SW510 M chronograph movement with a 63-hour power reserve. However, its accessibility is severely limited as it is only sold as a $64,900 set with another watch. Overall, reviewers highlight the distinctive dial and chronograph movement as key features, though the high price and bundled sale significantly restrict its availability.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.