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Head to head · 2 products

OM-1 Mark III vs PEN

Verified specs side by side. The green tick marks the better value on each measurable row.

Comparing 2 products
OM-1 Mark III
OM-1 Mark III—Score pending
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PEN
PEN9.3Excellent· Top score
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The short verdict

PEN is scored, the other is pending

We haven’t scored the OM-1 Mark III yet. Compare the measured differences and prices below.

OM-1 Mark III
—
PEN
9.3
OM-1 Mark III
    Full specs →
    Choose the PEN if
    • Travel and street shooters who want style and value.
    Full specs →
    At a glance

    Key differences

    Measured differences only. Ties and tiny gaps are left out.
    Full specs

    Side-by-side specifications

    General1 difference
    Released
    2026-06-01
    2026-05-01
    Where to buy

    Specs verified against manufacturer data. Prices in USD before tax; we may earn a commission from qualifying purchases.

    Community

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