Phone Comparison - Karbonn A21 vs Nokia Lumia 1020

Karbonn A21
karbonn a21
Nokia Lumia 1020
nokia lumia 1020
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general General Info

Manufacturer Karbonn Nokia
Announced 2012 July 2013
Status Available Available - July 2013
Colors Pearl White Black, White, Yellow
Form Factor Candybar Candybar
Dimension - 130.4 x 71.4 x 10.4 mm
(5.13 x 2.81 x 0.41 in)
Weight - 158 g (5.57 oz)
2G Network GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network - LTE 800 / 900 / 1800 / 2100 / 2600
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v4.0 (Ice Cream Sandwich) Microsoft Windows Phone 8
Processor Dual-core 1.2 GHz [Similar] Dual-core 1.5 GHz Krait, Qualcomm MSM8960 Snapdragon [Similar]
GPU - Adreno 225 [Similar]
RAM 512 MB [Browse Similar] 2 GB [Browse Similar]
Internal Memory 4 GB 32 GB
External Memory microSD, up to 32 GB No

display Display

Type TFT capacitive touchscreen AMOLED capacitive touchscreen, PureMotion HD+ ClearBlack Display, Gorilla Glass 3
Colors 256K colors 16M colors
Size 4.5 inches [Similar] 4.5 inches [Similar]
Resolution 480 x 800 pixels (207 ppi) [Similar] 768 x 1280 pixels (332 ppi)
Screen-to-Body Ratio - 61.80%
Multi-Touch yes yes

multimedia Multimedia

3.5mm Jack yes yes
Radio No Stereo FM radio with RDS
Games Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes

camera Camera

Rear Camera 5 MP, 2592х1944 pixels [Similar] 41 MP (38 MP effective, 7152 x 5368 pixels) [Similar]
Flash LED flash Xenon Flash
Features Auto focus, Geo-tagging, Face Detection Carl Zeiss optics, Auto Focus, 1/1.2' Sensor Size, ND Filter, Optical Zoom, Geo-tagging, Face Detection, Optical Zoom, Panorama
Video Yes Yes, 1080p@30fps
Front Camera Yes, 1.3 MP [Similar] Yes, 1.2 MP, 720p [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Up to 107 kbps
Edge Yes Up to 236.8 kbps
3G HSDPA, 7.2 Mbps HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps; LTE, Cat3, 50 Mbps UL, 100 Mbps DL
Bluetooth Yes, v2.1 with A2DP Yes, v3.0 with A2DP
Wi-Fi Wi-Fi 802.11 b/g/n Wi-Fi 802.11 b/g/n, DLNA, UPnP technology
USB Yes, microUSB v2.0 Yes, microUSB v2.0, USB On-the-go
GPS Yes, with A-GPS support Yes, with A-GPS support
Browser HTML HTML5

memory User Memory

Internal 4 GB, 512 MB RAM 32 GB, 2 GB RAM
Expandable Storage microSD, up to 32 GB No
USB OTG - Supported

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported
Proximity Sensor proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present
NFC NFC not supported NFC supported

battery Battery

Type Li-Ion Battery Non-removable Li-Ion Battery, Wireless Charging Supported via Cover
Capacity 1800 mAh 2000 mAh
Stand by Up to 200 h Up to 384 h
Talk Time Up to 5 h Up to 19 h 6 min (2G)
Up to 13 h 18 min (3G)