Alcatel
Alcatel Pixi 4 (4)
Alcatel
Alcatel Pixi 4 (6)

Alcatel
Alcatel Idol 4

Features
Accelerometer
Accelerometer, proximity, compass (optional)
Accelerometer, gyro, proximity, compass, - Fast battery charging (Quick Charge 2.0)
Memory
microSD, up to 32 GB (dedicated slot), 4 GB, 512 MB RAM, 8 GB, 1 GB RAM
microSD, up to 32 GB (dedicated slot), 8 GB, 1 GB RAM or 16 GB, 1.5 GB RAM
microSD, up to 256 GB (uses SIM 2 slot), 16 GB, 2 GB RAM - 6055Y, 6055K, 16 GB, 3 GB RAM - 6055B, 6055H, 6055I
Display
480 x 800 pixels, 5:3 ratio (~233 ppi density), TFT capacitive touchscreen, 16M colors, 4.0 inches, 45.5 cm2 (~58.3% screen-to-body ratio)
720 x 1280 pixels, 16:9 ratio (~245 ppi density), IPS LCD Capacitive Touchscreen, 16M Colors, 6.0 inches, 99.2 cm2 (~71.8% screen-to-body ratio)
1080 x 1920 pixels, 16:9 ratio (~424 ppi density), LTPS IPS LCD capacitive touchscreen, 16M colors, 5.2 inches, 74.5 cm2 (~69.9% screen-to-body ratio)
Battery
Up to 10 h (2G) / Up to 7 h 20 min (3G), Removable Li-Ion 1500 mAh battery, Up to 520 h (2G) / Up to 500 h (3G)
Up to 26 h (2G) / Up to 15 h (3G), Removable Li-Ion 2580 mAh battery, Up to 650 h (2G) / Up to 650 h (3G)
Up to 15 h (2G) / Up to 15 h (3G), Non-removable Li-Ion 2610 mAh battery, Up to 520 h (2G) / Up to 520 h (3G)
Main Camera
1080p@30fps, LED flash, 2 MP or 5 MP
1080p@30fps, LED flash, HDR, panorama, 8 MP, AF
1080p@30fps, Dual-LED dual-tone flash, panorama, HDR, 13 MP, PDAF, f/2.0