Polytron
Polytron Zap 5

Oppo
Oppo Neo 5

Features
OS Android 4.2 Jelly Bean, Yes, Yes, Dual Core 1.0 GHz, Cortex A5, Yes, Yes, Yes, SMS (threaded view), MMS, Email, Push Mail, IM
Android OS, v4.4.4 (KitKat), Yes, Yes, Qualcomm MSM8916 Snapdragon 410 Quad-core 1.2 GHz Cortex-A53, Yes, Yes, SMS (threaded view), MMS, Email, Push Mail, IM
Android OS, v4.4.2 (KitKat), Yes, Qualcomm MSM8916 Snapdragon 410 Quad-core 1.2 GHz Cortex-A53, Yes, Yes, SMS (threaded view), MMS, Email, Push Email
Memory
microSD, up to 16 GB, 256 MB Storage, 256 MB RAM
Micro SD, up to 32 GB, 1 GB RAM, 8 GB internal memory
MicroSD, up to 128GB, 8 GB internal storage, 1 GB RAM
Display
TFT LCD, 320 x 480 pixels, 3.5 inches, 16 M colors
TFT capacitive touchscreen, 480 x 854 pixels, 4.5 inches (~218 ppi pixel density), 16 M colors
480 x 854 pixels, 16:9 ratio (~218 ppi density), IPS LCD capacitive touchscreen, 480 x 854 pixels (~218 ppi pixel density), 4.5 inches (~64.6% screen-to-body ratio), 16 M colors