Huawei
Huawei U8510 IDEOS X3
Huawei
Huawei IDEOS S7 Slim

Huawei
Huawei IDEOS S7

Features
Accelerometer, proximity, compass, - MP3/WAV/eAAC+ player, - MP4/H.264 player, - Organizer, - Document viewer, - Photo viewer/editor, - Voice memo/dial, - Predictive text input, HTML, Adobe Flash
Accelerometer, compass, - HDMI port, - MP3/WAV/eAAC+ player, - MP4/WMV/H.264 player, - Organizer, - Voice memo, - Predictive text input, HTML, Adobe Flash
Accelerometer, - MP3/WAV/eAAC+ player, - MP4/H.264 player, - Organizer, - Voice memo, - Predictive text input, HTML
Memory
microSD, up to 32 GB (dedicated slot), 512 MB, 256 MB RAM
microSD, up to 32 GB (dedicated slot), 8 GB, 512 MB RAM
microSD, up to 32 GB (dedicated slot), 8 GB, 256 MB RAM
Display
320 x 480 pixels, 3:2 ratio (~180 ppi density), TFT capacitive touchscreen, 16M colors, 3.2 inches, 30.5 cm2 (~49.1% screen-to-body ratio)
480 x 800 pixels, 5:3 ratio (~133 ppi density), TFT capacitive touchscreen, 256K colors, 7.0 inches, 139.5 cm2 (~63.7% screen-to-body ratio)
480 x 800 pixels, 5:3 ratio (~133 ppi density), TFT resistive touchscreen, 256K colors, 7.0 inches, 139.5 cm2 (~61.8% screen-to-body ratio), - Dedicated call/end keys
Battery
Up to 4 h (2G) / Up to 4 h 10 min (3G), Removable Li-Po 1200 mAh battery, Up to 250 h (2G) / Up to 300 h (3G)
Up to 6 h, Removable Li-Ion 3250 mAh battery, Up to 180 h
Up to 5 h, Non-removable Li-Ion 2200 mAh battery, Up to 168 h
Main Camera
480p, 3.15 MP, AF
w480p, 3.15 MP
Yes, 2 MP