Which is cheaper, the Akrone S-05 Bleu Tonnerre or the Casio EFV-650D?

At MSRP the Casio EFV-650D is the cheaper of the two at $120, against $249 for the Akrone S-05 Bleu Tonnerre — a $129 gap before any retailer discounting.

Which is bigger, the Akrone S-05 Bleu Tonnerre or the Casio EFV-650D?

The Casio EFV-650D wears larger at 43.5mm versus 39mm for the Akrone S-05 Bleu Tonnerre — a 4.5mm difference across the dial.

Which has better water resistance, the Akrone S-05 Bleu Tonnerre or the Casio EFV-650D?

The Akrone S-05 Bleu Tonnerre is rated to 300m versus 100m for the Casio EFV-650D.

What movement does the Akrone S-05 Bleu Tonnerre run compared to the Casio EFV-650D?

The Akrone S-05 Bleu Tonnerre runs a mecaquartz caliber (Seiko VK64), while the Casio EFV-650D runs a quartz.

Side by side

Akrone S-05 Bleu TonnerrevsCasio EFV-650D

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

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Akrone S-05 Bleu Tonnerre

MSRP $249

See the full S-05 Bleu Tonnerre

Casio EFV-650D

EFV-650D

MSRP $120

See the full EFV-650D

At a glance

15 of 29 specs differ

Diameter

S-05 Bleu Tonnerre39mm

EFV-650D43.5mm

Power Reserve

S-05 Bleu Tonnerre—

EFV-650D—

Water Resistance

S-05 Bleu Tonnerre300m

EFV-650D100m

MSRP

S-05 Bleu Tonnerre$249

EFV-650D$120

Full specifications

Case

8 specs

Crystal & Dial

3 specs

Crystal

Sapphire

Mineral

AR Coating

—

Dial Color

—

Black

Movement

3 specs

Caliber

Seiko VK64

—

Type

Mecaquartz

Quartz

Power Reserve

—

Pricing

1 specs

MSRP

$249

$120

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Akrone S-05 Bleu TonnerrevsCasio EFV-650D

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