$500 - 700 PDAs

The Bottom Line: The Dell Axim X51 series offers a nice combination of features, but we were disappointed by the subpar battery life.

Specs: Microsoft Windows Mobile 5.0, 64 MB, Intel 624 MHzXscale, IrDA, Bluetooth, IEEE 802.11b, 2.9 in x 0.7 in x 4.7 in, Stylus, Touch-screen, 5-way navigation button

The Bottom Line: The Palm TX offers a winning package of wireless connectivity, productivity tools, and fun for users of all kinds.

Specs: Palm OS Garnet 5.4, 128 MB, Intel 312 MHzXScale, IrDA, Bluetooth, IEEE 802.11b, 3.1 in x 0.6 in x 4.8 in, Stylus, Touch-screen, 5-way navigation button

The Bottom Line: Thanks to excellent navigation software, the iQue M5 ranks among the best GPS/PDA combos we've seen--but it's too expensive.

Specs: Microsoft Windows Mobile for Pocket PC 2003 Second Edition, 64 MB, Intel 416 MHzXScale PXA272, IrDA, Bluetooth, 2.8 in x 0.7 in x 5 in, Stylus, Touch-screen

The Bottom Line: The Palm Tungsten E2 delivers the sleek and affordable combination of productivity and entertainment in a package that should satisfy mobile professionals and consumers alike.

Specs: Palm OS Garnet 5.4, 32 MB, Intel 200 MHzXScale, IrDA, Bluetooth, 3.1 in x 0.6 in x 4.5 in, Stylus, Touch-screen, 5-way navigation button

The Bottom Line: The Dell Axim X50v is filled to the brim with PIM and entertainment features; unfortunately, it suffers from subpar performance.

Specs: Microsoft Windows Mobile for Pocket PC 2003 Second Edition, 64 MB, Intel 624 MHzXscale, IrDA, Bluetooth, IEEE 802.11b, 2.9 in x 0.7 in x 4.7 in, Stylus, Touch-screen, 5-way navigation button

The Bottom Line: The hx4700 offers powerful features and solid performance for on-the-go professionals--just be prepared to pay a hefty price.

Specs: Microsoft Windows Mobile for Pocket PC 2003 Second Edition, 64 MB, Intel 624 MHzXscale, IrDA, Bluetooth, IEEE 802.11b, 3 in x 0.6 in x 5.2 in, Stylus, Touchpad, Touch-screen

The Bottom Line: It's longer than your average Pocket PC, but its integrated keyboard and higher-capacity battery make the H4350 a top choice for heavy Wi-Fi users.

Specs: Microsoft Pocket PC 2003, 64 MB, Intel 400 MHzPXA255, IrDA, Bluetooth, IEEE 802.11b, 3 in x 0.6 in x 5.5 in, Stylus, Keyboard, Touch-screen, 5-way navigation button

The Bottom Line: Though it lacks the Wi-Fi of the high-end H5550, the step-down H5150 offers Bluetooth capability and compatibility with a broad range of iPaq add-ons.

Specs: Microsoft Pocket PC 2003, 64 MB, Intel 400 MHz, Bluetooth, 3.3 in x 0.6 in x 5.2 in, Stylus, Touch-screen, 5-way navigation button

The Bottom Line: Though we wish it had built-in wireless connectivity, the versatile NX73 is a less expensive, slightly improved version of the highly rated NX70.

Specs: Palm OS 5.0, 16 MB, Intel 200 MHzXScale PXA263, IrDA, 2.9 in x 0.9 in x 5.3 in, Stylus

The Bottom Line: Despite some performance issues, the H5450 could be a useful PDA for corporate types who want to stay constantly connected.

Specs: Microsoft Windows Mobile for Pocket PC 2002, 64 MB DRAM, Intel 400 MHzXScale PXA250, IrDA, Bluetooth, IEEE 802.11b, 3.3 in x 0.6 in x 5.4 in, Stylus, Touch-screen, 5-way navigation button