Introducing MPVI4, HP Tuners’ newest and most advanced vehicle interface. Designed for custom calibration, diagnostics, and data acquisition, MPVI4 sets the foundation for what’s next.
New features to expect:
Improved standalone data-logging
TDN Compatibility 
Improved OBDII port fitment
Thousands of supported years, makes, and models
Wi-Fi *available with future firmware update.
 
Technical improvements: (compared to MPVI3)
Dual Core @1.7GHz (1700MHz) vs. Single Core @500MHz
1GB (1024MB) of RAM/Memory vs. 32MB of RAM/Memory
Bluetooth v5.2 vs. v5.1
Wi-Fi 802.11 a/b/g/n (at up to 150Mbps) *available with future firmware update. vs. no Wi-Fi 
(3) RGB lights (multicolor) vs. (1) RGB (single color)