Side by side

Hamilton Khaki Aviation Pilot Day Date AutovsOak & Oscar The Humboldt GMT Titanium

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

What people say

Owners + reviewers, side by side

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

Hamilton Khaki Aviation Pilot Day Date Auto

The Hamilton Khaki Aviation Pilot Day Date Auto features an 80-hour power reserve and hacking, with quick-set day and date functions. One owner noted aggressive rotor spin during hand-winding at certain angles, questioning if service was needed. A reviewer criticized the day display's proximity to the center pinion, suggesting a date-only function would have been preferable. Overall, owners and reviewers find the Hamilton Khaki Aviation Pilot Day Date Auto offers practical complications and a substantial power reserve, though the day display's execution is a point of contention.

Oak & Oscar The Humboldt GMT Titanium

Oak & Oscar The Humboldt GMT Titanium owners praise its exceptional timekeeping and fit and finish that exceed its price point. The watch is described as a rugged, 40mm automatic with 20ATM water resistance and an external rotating 12-hour bezel, suitable for casual and tough use. One owner finds its orange dial distinct and considers it a very casual, tough, and durable watch. However, one owner notes the size as a potential drawback, and another enthusiast questions its value proposition compared to less expensive options with the same movement. Overall, owners rate Oak & Oscar The Humboldt GMT Titanium highly for its exceptional timekeeping and fit and finish that exceed its price point, despite some reservations about size and value.

At a glance

17 of 29 specs differ
Diameter
Khaki Aviation Pilot Day Date Auto42mm
The Humboldt GMT Titanium39.5mm
Power Reserve
Khaki Aviation Pilot Day Date Auto80h
The Humboldt GMT Titanium56 hoursh
Water Resistance
Khaki Aviation Pilot Day Date Auto100m
The Humboldt GMT Titanium200m
MSRP
Khaki Aviation Pilot Day Date Auto$1,125
The Humboldt GMT Titanium$2,950

Full specifications

Case

7 specs
Category
Pilot
GMT
Diameter
42mm
39.5mm
Thickness
11.85mm
12.5mm
Lug-to-Lug
0mm
46.8mm
Material
Stainless Steel
Grade 5 Titanium
Water Resistance
100m
200m
Caseback
Solid screw-down

Crystal & Dial

5 specs
Crystal Shape
Double-domed
AR Coating
Underside
Dial Color
Black
Green
Indices
Applied
Lume
None
Super-LumiNova

Movement

4 specs
Caliber
H-40 (ETA 2834-2 base)
Sellita SW330-2
Beat Rate
0 vph
4 vph
Power Reserve
80h
56 hoursh
Jewels
0
25

Pricing

1 specs
MSRP
$1,125
$2,950
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.

Follow this matchup

Get a note when Hamilton Khaki Aviation Pilot Day Date Auto vs Oak & Oscar The Humboldt GMT Titanium gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

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