Side by side

Bremont ionBirdvsBoldr The T Rex By Boldr X Nitecore

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

ionBird
BremontionBird
MSRP $5,800
The T Rex By Boldr X Nitecore
BoldrThe T Rex By Boldr X Nitecore
MSRP $499

At a glance

12 of 29 specs differ
Diameter
ionBird43mm
The T Rex By Boldr X Nitecore40mm
Power Reserve
ionBird40h
The T Rex By Boldr X Nitecore40h
Water Resistance
ionBird—
The T Rex By Boldr X Nitecore200m
MSRP
ionBird$5,800
The T Rex By Boldr X Nitecore$499

Full specifications

Case

7 specs
Category
Pilot
Diver
Diameter
43mm
40mm
Thickness
—
12.3mm
Lug-to-Lug
—
46mm
Lug Width
—
20mm
Material
Titanium
Stainless Steel
Water Resistance
—
200m

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
Regular length (15cm - 19cm wrist size)
T-Rex by BOLDR x Nitecore
Lume
None
Super-LumiNova

Movement

1 specs
Caliber
—
Seiko NH35A

Pricing

1 specs
MSRP
$5,800
$499

Follow this matchup

Get a note when Bremont ionBird vs Boldr The T Rex By Boldr X Nitecore gets more votes, a community discussion, or a price drop. No account needed.

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.

AVI-8 Sabiha Gökçen 24-Hour Automatic Limited Edition
AVI-8micro

Sabiha Gökçen 24-Hour Automatic Limited Edition

3 variantsSabiha Gökçen
42mm·Automatic
$465MSRP
—Used
Zelos Swordfish 3
Zelosmicro

Swordfish 3

40/42mm
2 watches · 35 variantsSwordfish
40/42mm·Automatic·200m WR
$399MSRP
—Used
AVI-8 Hawker Hunter Atlas GMT Automatic
AVI-8micro

Hawker Hunter Atlas GMT Automatic

9 watches · 33 variantsHawker
44mm·Automatic
$365MSRP
—Used
Hemel HD24 Automatic
Hemelmicro

HD24 Automatic

8 variantsHD24
40mm·Automatic·200m WR
$300MSRP
—Used
Spinnaker Fleuss GMT
Spinnakermicro

Fleuss GMT

9 watches · 33 variantsFleuss
43mm·Automatic·150m WR
$299MSRP
—Used
Yema Diver
Yemamicro

Diver

2 watches · 9 variantsDiver
39.5mm·Automatic·200m WR
$990MSRP
—Used
Zelos Spearfish 3
Zelosmicro

Spearfish 3

3 watches · 17 variantsSpearfish
40mm·Automatic·200m WR
$749MSRP
—Used
Bremont Altitude Chronograph
Bremontmicro

Altitude Chronograph

4 watches · 16 variantsAltitude
42mm·Automatic·100m WR
$6,300MSRP
—Used
All alternatives to the ionBird →All alternatives to the The T Rex By Boldr X Nitecore →
Explore the full catalog
Adjacent matchups

People also compared

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

AVI-8 Sabiha Gökçen 24-Hour Automatic Limited EditionvsBoldr The T Rex By Boldr X NitecoreAVI-8 Hawker Hunter Atlas GMT AutomaticvsBoldr The T Rex By Boldr X NitecoreSpinnaker Fleuss GMTvsBoldr The T Rex By Boldr X NitecoreAVI-8 Flyboy Airmaster GMT AutomaticvsBoldr The T Rex By Boldr X NitecoreBremont ionBirdvsZelos Swordfish 3Bremont ionBirdvsHemel HD24 Automatic
Edit this comparisonAdd another watchExplore more 39–44mm watches