Comparison of Nokia Lumia 638 vs Micromax Joy X1800

General
Brand Nokia Micromax
Model Lumia 638 Joy
Colors Black
Sim Type Dual SIM
Operating System
Name & Version Microsoft Windows Phone 8.1 Yes
Network Frequency
2G Network yes no
3G Network yes no
4G Network yes -
Display
Size 4.5 inches 1.7 inches
Resolution 480 x 854 pixels (~218 ppi pixel density) QQVGA (128x160 pixels)
Type IPS LCD capacitive touchscreen, 16M colors TFT LCD
Hardware
Processor Qualcomm Snapdragon 400 -
Graphics Chip Adreno 305
Chip Set Quad-core 1.2 GHz Cortex-A7
Memory
RAM 1 GB -
Internal 8 GB, 1 GB RAM 35 KB
External microSD, up to 128 GB Upto 4 GB
Camera
Primary / Rear 5 MP, autofocus 0.08 MP
Secondary / Front No No
video Yes
Features 1/4" sensor size, geo-tagging, panorama Yes
Dimensions
Dimensions 129.5 x 66.7 x 9.2 mm 105x44x14.7 mm
Weight 136 g (4.80 oz) 110 g
Internet & Connectivity
WiFi Wi-Fi 802.11 b/g/n, DLNA, hotspot Bluetooth
Bluetooth v4.0, A2DP, LE/ apt-X after WP8 Denim update Yes
USB
GPS Yes, with A-GPS, GLONASS
Battery
Capacity 1830 mAh battery (BL-5H) 750 mAh
Talk Time 3 Hours
Standby Time 235 Hours
Multimedia
FM Radio
Media Player
Features, Misc.
Sensors

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