Tested · Scored · RankedNEWinstax mini Evo 2 — full review & score →
Head to head · 2 products

Smart Lock U400 vs Smart Lock U600

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

Comparing 2 products
Smart Lock U400
Smart Lock U4008.3Very good· Top score
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Smart Lock U600
Smart Lock U600—Score pending
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The short verdict

Smart Lock U400 is scored, the other is pending

We haven’t scored the Smart Lock U600 yet. Compare the measured differences and prices below.

Smart Lock U400
8.3
Smart Lock U600
—
Choose the Smart Lock U400 if
  • Smart homes with a Thread hub that want hands-free entry.
Full specs →
Smart Lock U600
    Full specs →
    At a glance

    Key differences

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

    Side-by-side specifications

    No overlapping specifications for this pair yet. Try another matchup in the same family, or browse each product page for full specs.
    Where to buy

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

    Community

    Which would you buy?

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