I found the table below on a nice website (MobiMadness) and I think it worths share it with you. It lists the screen resolutions of the different Blackberry families:
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® 7100 Series | 240 x 260 pixels | * Icon layout: 60 x 55 pixels * Zen layout: 48 x 36 pixels |
® Pearl™ 8100 Series | 240 x 260 pixels | * Icon layout: 60 x 55 pixels * Zen layout: 48 x 36 pixels |
® Pearl™ Flip Series | 240 x 320 pixels | 46 x 46 pixels |
® 8700 Series | 320 x 240 pixels | * Icon layout: 53 x 48 pixels * Zen layout: 48 x 36 pixels |
® 8800 Series | 320 x 240 pixels | * Icon layout: 53 x 48 pixels * Zen layout: 48 x 36 pixels |
® Curve™ 8300 Series | 320 x 240 pixels | * Icon layout: 53 x 48 pixels * Zen layout: 48 x 36 pixels |
smartphone ® Curve™ 8350i | 320 x 240 pixels | 52 x 52 pixels |
smartphone ® Curve™ 8520 | 320 x 240 pixels | 52 x 52 pixels |
® Bold™ Series | 480 x 320 pixels | 80 x 80 pixels |
smartphone ® Curve™ 8900 | 480 x 360 pixels | 80 x 80 pixels |
® Storm™ Series | portrait view: 360 x 480 pixels portrait view with keyboard: 360 x 247 pixels landscape view: 480 x 360 pixels landscape view with keyboard: 480 x 156 pixels | 73 x 73 pixels |
smartphone ® Tour™ 9630 | 480 x 360 pixels | 80 x 80 pixels |