SanDisk have stretched capacities of their microSD card range today, with new 6GB and 8GB microSDHC models announced. Both cards are rated for sustained write speeds of 4MB/sec, and are perfectly suited to mobile phones with residing MicroSDHC slots.
A third type of memory card was also announced today from Sandisk, this being their new 4GB Memory Stick Micro (M2) card which is suited to Sony's Cyber-shot and Walkman products.
Dailytech have further info on them here.
"With these new cards, any mobile phone with a compatible microSDHC slot will have just as much storage as the largest-capacity iPhone," said SanDisk's Jeff Kost. "By offering capacities of 6GB and 8GB, SanDisk is poised to enable people to enjoy more photos, more map data for navigation, more videos, more games and more music, wherever they go, on any phone with a compatible microSDHC slot."