Which is cheaper, the Helgray Speedster (Silver Panda) or the Seiko Prospex SPEEDTIMER Mechanical Chronograph?

At MSRP the Helgray Speedster (Silver Panda) is the cheaper of the two at $299, against $2,500 for the Seiko Prospex SPEEDTIMER Mechanical Chronograph — a $2,201 gap before any retailer discounting.

Which is bigger, the Helgray Speedster (Silver Panda) or the Seiko Prospex SPEEDTIMER Mechanical Chronograph?

The Seiko Prospex SPEEDTIMER Mechanical Chronograph wears larger at 42mm versus 39mm for the Helgray Speedster (Silver Panda) — a 3mm difference across the dial.

Which has better water resistance, the Helgray Speedster (Silver Panda) or the Seiko Prospex SPEEDTIMER Mechanical Chronograph?

The Helgray Speedster (Silver Panda) is rated to 30m versus 10m for the Seiko Prospex SPEEDTIMER Mechanical Chronograph.

Which has a longer power reserve, the Helgray Speedster (Silver Panda) or the Seiko Prospex SPEEDTIMER Mechanical Chronograph?

The Seiko Prospex SPEEDTIMER Mechanical Chronograph carries a 45-hour power reserve against 40 hours on the Helgray Speedster (Silver Panda).

What movement does the Helgray Speedster (Silver Panda) run compared to the Seiko Prospex SPEEDTIMER Mechanical Chronograph?

Both watches run automatic movements — the Helgray Speedster (Silver Panda) uses the Miyota 6S21 and the Seiko Prospex SPEEDTIMER Mechanical Chronograph uses the 8R48.

Side by side

Helgray Speedster (Silver Panda)vsSeiko Prospex SPEEDTIMER Mechanical Chronograph

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

Helgray Speedster (Silver Panda)

speedster-silver-panda

MSRP $299

Seiko Prospex SPEEDTIMER Mechanical Chronograph

srq047j1

MSRP $2,500

At a glance

11 of 29 specs differ

Diameter

Speedster (Silver Panda)39mm

Prospex SPEEDTIMER Mechanical Chronograph42mm

Power Reserve

Speedster (Silver Panda)40h

Prospex SPEEDTIMER Mechanical Chronograph45h

Water Resistance

Speedster (Silver Panda)30m

Prospex SPEEDTIMER Mechanical Chronograph100m

MSRP

Speedster (Silver Panda)$299

Prospex SPEEDTIMER Mechanical Chronograph$2,500

Full specifications

Case

4 specs

Diameter

39mm

42mm

Thickness

12mm

14.6mm

Lug-to-Lug

46mm

49.5mm

Water Resistance

30m

100m

Crystal & Dial

3 specs

Crystal Shape

Flat

Curved

AR Coating

Inner

Anti-reflective coating on inner surface

Lume

None

LumiBrite on hands and index(es)

Movement

3 specs

Caliber

Miyota 6S21

8R48

Power Reserve

40h

45h

Jewels

Pricing

1 specs

MSRP

$299

$2,500

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