Comparison of Karbonn A25 vs Microsoft Lumia 540 Dual SIM

General
Brand Karbonn Microsoft
Model A25 Microsoft Lumia 540 Dual SIM
Colors White Black, Orange, White, Blue
Sim Type Dual Micro-SIM (dual stand-by)
Operating System
Name & Version Android OS, v4.0 (Ice Cream Sandwich) Microsoft Windows 8.1 with Lumia Denim
Network Frequency
2G Network yes yes
3G Network no yes
4G Network no no
Display
Size 5 inches 5 inches
Resolution 480 x 800 pixels (~187 ppi pixel density) Pixels: 720 x 1280 ; Pixel Density: 294 ppi
Type Capacitive touchscreen
Hardware
Processor Dual Core Qualcomm Snapdragon 200
Graphics Chip NA Adreno 302
Chip Set Dual-core 1 GHz 1.2 GHz Quad-core Cortex-A7
Memory
RAM 512 MB 1 GB
Internal 114 MB 8 GB, 1 GB RAM
External microSD, up to 32 GB microSD, up to 128 GB
Camera
Primary / Rear 5 MP, LED flash 8 Megapixel, Pixels: 3264 x 2448
Secondary / Front Yes 5 Megapixel, 480p
video Yes 480p at 30fps
Features No
Dimensions
Dimensions 146 x 78.6 x 10.5 mm 144 x 73.7 x 8.6 mm
Weight 150 g (5.29 oz) 152 grams
Internet & Connectivity
WiFi Yes Wi-Fi 802.11 b/g/n, DLNA, hotspot
Bluetooth Yes v4.0 with A2DP
USB microUSB v2.0
GPS No Yes, with A-GPS, GLONASS
Battery
Capacity 2000 mAh battery 2200 mAh
Talk Time Up to 6 h Upto 26 hours on 2G / Upto 15 hours on 3G
Standby Time Up to 300 h Upto 576 hours on 2G / Upto 576 hours on 3G
Multimedia
FM Radio FM radio
Media Player
Features, Misc.
Sensors Accelerometer, proximity

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