NGK vs Champion Spark Plugs: Which Brand Should You Choose?

NGK and Champion are two of the most recognized spark plug brands in the world. Both have strong followings and decades of engineering experience. But which one is right for your vehicle? Let's break it down.

NGK: The OEM Standard

NGK (Nippon Denshi Kogyo) is the world's largest spark plug manufacturer and the OEM supplier for Toyota, Honda, Mazda, Subaru, and many others. Their plugs are built to exacting tolerances and are a benchmark for quality. The NGK Iridium IX and Laser Iridium lines are among the best iridium plugs on the market.

Champion: Proven American Heritage

Champion has been making spark plugs since 1907 and has strong OEM relationships with domestic brands. Their iridium and platinum lines are competitive in quality and often slightly lower in price. Champion is the OEM supplier for several Chrysler/Dodge engines.

Head-to-Head Comparison

• Build quality: Both are excellent; NGK has a slight edge in electrode precision
• Price: Champion is often 10–15% less expensive for equivalent grades
• OEM fitment: NGK dominates Japanese makes; Champion is strong with domestic brands
• Service life: Comparable — both offer 60,000+ mile iridium plugs
• Availability: Both are widely available

The Bottom Line

For Japanese vehicles (Toyota, Honda, Subaru), stick with NGK — it's what came from the factory. For domestic brands (GM, Ford, Chrysler), Champion or NGK are both solid choices. You can't go wrong with either brand when buying iridium or platinum quality.

Shop both brands at Texan Supply — free shipping on all orders.