Which is cheaper, the Spinnaker Dumas Automatic or the Tudor Ranger?

At MSRP the Spinnaker Dumas Automatic is the cheaper of the two at $239, against $3,900 for the Tudor Ranger — a $3,661 gap before any retailer discounting.

Which is bigger, the Spinnaker Dumas Automatic or the Tudor Ranger?

The Spinnaker Dumas Automatic wears larger at 44mm versus 36mm for the Tudor Ranger — a 8mm difference across the dial.

Which has better water resistance, the Spinnaker Dumas Automatic or the Tudor Ranger?

The Spinnaker Dumas Automatic is rated to 300m versus 100m for the Tudor Ranger.

Which has a longer power reserve, the Spinnaker Dumas Automatic or the Tudor Ranger?

The Tudor Ranger carries a 70-hour power reserve against 40 hours on the Spinnaker Dumas Automatic.

What movement does the Spinnaker Dumas Automatic run compared to the Tudor Ranger?

Both watches run automatic movements — the Spinnaker Dumas Automatic uses the SII NH35A and the Tudor Ranger uses the MT5400.

Side by side

Spinnaker Dumas AutomaticvsTudor Ranger

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

Spinnaker Dumas Automatic

dumas-blue-yonder-sp-5081-dd

MSRP $239

Tudor Ranger

m79930-0001

MSRP $3,900

At a glance

20 of 29 specs differ

Diameter

Dumas Automatic44mm

Ranger36mm

Power Reserve

Dumas Automatic40h

Ranger70h

Water Resistance

Dumas Automatic300m

Ranger100m

MSRP

Dumas Automatic$239

Ranger$3,900

Full specifications

Case

9 specs

Crystal & Dial

4 specs

Crystal Shape

Flat

—

AR Coating

Inner

—

Dial Color

Blue

Black

Indices

Applied

—

Movement

6 specs

Caliber

SII NH35A

MT5400

Beat Rate

28,800 vph

0 vph

Power Reserve

40h

70h

Jewels

Hacking

Yes

Hand-winding

Yes

Pricing

1 specs

MSRP

$239

$3,900

Follow this matchup

Get a note when Spinnaker Dumas Automatic vs Tudor Ranger 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.

Spinnaker Dumas Automatic

Owners widely praise the Spinnaker Dumas Automatic for its attractive textured blue dial, applied indices, and well-finished case, noting its comfortable wearability due to a short lug-to-lug distance. Some owners flag the use of mineral crystal instead of sapphire and a bracelet with a learning curve and loose keeper. Overall, owners rate the Spinnaker Dumas Automatic highly for its aesthetics and case finishing at its price point.

WatchUSeek

Tudor Ranger

The Tudor Ranger is highly regarded by owners for its balanced dial, legible markers, and traditional 36mm sizing, with some rating it above other Tudor models. The watch is powered by a COSC-certified MT5405 movement offering a 70-hour power reserve. On balance, owners and reviewers praise the Tudor Ranger for its excellent value and classic design.

WatchUSeek

Hodinkee

Keep exploring