description Delta IV Medium+ (4,2) Overview
The Delta IV Medium+ (4,2) was an expendable orbital launch vehicle configuration operated by the United Launch Alliance as part of the Delta IV rocket family. It was distinguished by its use of a four-meter-diameter payload fairing paired with two GEM-60 solid rocket boosters strapped to the first stage. This configuration provided an intermediate payload capacity, sitting between the baseline Delta IV Medium and the more powerful five-meter fairing variants. The rocket was utilized for medium-lift satellite deployments before the Delta IV fleet was retired.
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How good is Delta IV Medium+ (4,2)?
Delta IV Medium+ (4,2) scores 7.35/10 (Good) on Lunoo, making it a well-rated option in the Delta category. Useful medium-plus configuration with solid government service, but narrow role and limited public recognition.
What are the best alternatives to Delta IV Medium+ (4,2)?
See our alternatives page for Delta IV Medium+ (4,2) for a ranked list with scores. Top alternatives include: Pearl River Delta, Ganges-Brahmaputra Delta, Yangtze River Delta.
How does Delta IV Medium+ (4,2) compare to Pearl River Delta?
See our detailed comparison of Delta IV Medium+ (4,2) vs Pearl River Delta with scores, features, and an AI-powered verdict.
Is Delta IV Medium+ (4,2) worth it in 2026?
With a score of 7.35/10, Delta IV Medium+ (4,2) is a solid option in Delta. See all Delta ranked.
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