Innova 3568 digital timing light vs Innova 3555 Advance Timing Light

Overall winner: Innova 3568 digital timing light

Key Differences

Innova 3568 (A) offers a digital tachometer with an RPM readout up to 9,990 and a split-screen LCD plus a 0–90° advance scale, making it better for users who want precise RPM and advance readings. Innova 3555 (B) has a manual advance dial, broader compatibility claims and a skip circuit for high-RPM testing, so pick B if you need a simpler, widely compatible timing light with high-RPM skip capability

Innova 3568 digital timing light

Innova 3568 digital timing light

Innova • ★ 3.9/5 • Mid-Range

Digital timing light with 0-90 degree advance, compatible with most ignition systems, and a digital tachometer. Customers praise its ease of use, bright light, and accurate RPM readings

Pros

  • digital tachometer reads 249-9,990 RPM
  • 0-90 degree advance scale
  • split-screen digital LCD readout
  • works with domestic and import systems

Cons

  • limited to timing lights category may require compatible ignition systems
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Innova 3555 Advance Timing Light

Innova 3555 Advance Timing Light

Innova • ★ 3.8/5 • Mid-Range

Timing light with advance dial for base timing, mechanical, electronic, and computer-controlled systems. Includes a skip circuit for up to 9,990 RPM and a direct-read advance scale 0-60 degrees. One customer notes easy use and good value for money, though brightness and accuracy opinions vary

Pros

  • advance dial for base timing
  • works with most ignition systems
  • skip circuit for high RPM testing
  • direct reading 0-60 degree scale

Cons

  • mixed brightness opinions
  • perceived accuracy issues from customers
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Head-to-Head

CriteriaWinner
Price Innova
Durability Tie
Versatility Innova
User Reviews Innova