HP ProBook 640 G4 Buying Guide for 2026

The HP ProBook 640 G4 is currently positioned as a high-demand "entry-level workhorse" in the secondary and refurbished markets for 2026. While its raw performance is superseded by newer generations, its "tank-like" durability and professional feature set maintain its relevance for students, freelancers, and small businesses Comparehub Comparehub.

Market Trends & Dynamics (2026)

* Rising Demand for Refurbished Tech: The global refurbished laptop market is projected to reach $7.6 billion in 2026, driven by rising hardware costs and sustainability trends Persistencemarketresearch Pcserverandparts.

* Secondary Market Value: Used units typically trade between $150 and $285 USD depending on configuration Comparehub Tiktok. In B2B wholesale, i5 8th Gen models are often bundled at competitive bulk rates around $153/unit .

* Consumer Sentiment: Google Trends data indicates a resurgence in search interest starting in 2025, likely due to its status as a reliable budget option in an inflationary tech market .

Key Product Insights

* Performance Reality: The i5-7200U model handles 30+ Chrome tabs well but struggles with modern IDEs like Android Studio or 4K video playback Comparehub Comparehub.

* Critical Upgrades: Experts highlight that 8GB RAM is insufficient for 2026; upgrading to 16GB or 32GB is the primary recommendation for system longevity Comparehub.

* Compatibility Note: 7th Gen Intel models do not officially support Windows 11, requiring users to remain on Windows 10 or use workarounds Comparehub.

* Build Quality: Noted for exceptional durability, often surviving drops from desk height without hinge or screen failure Comparehub.