Side by side

AVI-8 Spitfire Lock ChronographvsTudor Black Bay GMT S&G

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

Spitfire Lock Chronograph
AVI-8Spitfire Lock Chronograph
MSRP $260
Black Bay GMT S&G
TudorBlack Bay GMT S&G
MSRP $5,825

At a glance

22 of 29 specs differ
Diameter
Spitfire Lock Chronograph42mm
Black Bay GMT S&G41mm
Power Reserve
Spitfire Lock Chronograph40h
Black Bay GMT S&G70h
Water Resistance
Spitfire Lock Chronograph50m
Black Bay GMT S&G200m
MSRP
Spitfire Lock Chronograph$260
Black Bay GMT S&G$5,825

Full specifications

Case

8 specs
Category
Chronograph
GMT
Diameter
42mm
41mm
Thickness
12mm
14.6mm
Lug-to-Lug
50mm
46mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
Polished + Satin
Water Resistance
50m
200m
Caseback
Solid
Engraved

Crystal & Dial

5 specs
Crystal
Mineral
Sapphire
Crystal Shape
Flat
AR Coating
Inner
Dial Color
MIDNIGHT OAK
Black
Indices
Applied

Movement

8 specs
Caliber
MT5652
Type
Quartz
Automatic
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
70h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
GMT

Pricing

1 specs
MSRP
$260
$5,825

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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.

AVI-8 Spitfire Lock Chronograph

Owners widely report AVI-8 watches offer a compelling design and are decently well made for the price. The AVI-8 Spitfire Lock Chronograph features a 42mm stainless steel case with curved lugs, a bi-compax meca-quartz movement, and a mineral crystal, with design elements inspired by Supermarine Spitfires. One owner notes that AVI-8 watches are "something different" and "decently well made," though not of "insane quality." On balance, owners and reviewers appreciate the AVI-8 Spitfire Lock Chronograph for its unique design and value proposition.

Tudor Black Bay GMT S&G

Owners widely praise the Tudor Black Bay GMT S&G for its muted gold tone and cohesive design, with reviewers noting its value proposition around $5,000-$5,300, powered by an in-house GMT movement. Some owners find the 41mm case and weight make it feel large on the wrist, while reviewers are split on wearability and the execution of the "Root Beer" aesthetic. Concerns are raised about the aluminum bezel insert and initial wear on the gold plating at its price point, though some see the gold-capped bracelet and crown as understandable compromises. Overall, owners and reviewers rate the Tudor Black Bay GMT S&G highly for its unique aesthetic and strong value, with the cohesive design and GMT functionality being key draws.

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