Side by side

Maen Grand Tonneau Ultra ThinvsMonta Atlas

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

Grand Tonneau Ultra Thin
MaenGrand Tonneau Ultra Thin
MSRP $1,519
Atlas
MontaAtlas
MSRP $2,150

At a glance

8 of 29 specs differ
Diameter
Grand Tonneau Ultra Thin34mm
Atlas38.5mm
Power Reserve
Grand Tonneau Ultra Thin40h
Atlas40h
Water Resistance
Grand Tonneau Ultra Thin50m
Atlas152m
MSRP
Grand Tonneau Ultra Thin$1,519
Atlas$2,150

Full specifications

Case

5 specs
Category
Dress
GMT
Diameter
34mm
38.5mm
Thickness
6.4mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
152m

Crystal & Dial

1 specs
Dial Color
MNL.04
Silver

Movement

1 specs
Caliber
Monta M-23

Pricing

1 specs
MSRP
$1,519
$2,150

Follow this matchup

Get a note when Maen Grand Tonneau Ultra Thin vs Monta Atlas 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.

Maen Grand Tonneau Ultra Thin

Owners widely report the Maen Grand Tonneau Ultra Thin features a La Joux-Perret D101 manual-wind movement and a double-layer enamel dial. Some owners criticize the bracelet design and find the dial too small and lacking indices. One owner describes the Maen Grand Tonneau Ultra Thin as "hideous with a good movement." On balance, owners are divided on the Maen Grand Tonneau Ultra Thin, with some appreciating its movement and dial while others find its design unappealing.

Monta Atlas

The Monta Atlas is widely praised for its exceptional wearability, with its comfortable 38.5mm case size and buttery bracelet frequently highlighted. Owners and reviewers alike commend its fit and finish, noting a mix of brushed, polished, and blasted surfaces. However, the rehaut on the opaline silver dial is considered nearly illegible for the 24-hour GMT scale, leading some to suggest other dial colors are more practical for GMT functionality. One owner also flagged the crown as less sturdy than anticipated and noted the AR coating attracts fingerprints. Overall, owners and reviewers rate the Monta Atlas highly for its comfortable dimensions and appealing finishing.

From video reviewers

The Monta Opalin Silver's dial is a notable strength, particularly its subtle gradient effect that adds depth to the watch without being too flashy. The watch offers a notable value proposition due to its movement, typically found in more expensive timepieces. The bracelet can be prone to rattle, which might be a trade-off for some buyers.

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.