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NameApple's iPhone 4S
Karbonn A21
Processor: Mac: OS X v10.5.8 or later1.2 GHz Qualcomm Scorpion Dual Core
GPU: PowerVR SGX543MP2No GPU
Operating System: iOSAndroid
Operating System Version: iOS5 operating systemIce Cream Sandwich (4.0)
Sensors: Proximity sensor and Ambient light sensorLight Sensor, 3D G-Sensor and Proximity Sensor
Series Name: iPhoneKarbonn A
Manufacturer: AppleKarbonn
Dimensions: 4.5 inches (115.2 mm) x 2.31 inches (58.6 mm) x 0.37 inch (9.3 mm)N/A
Weight: 4.9 ounces (140 grams)130g
Camera Type: Dual CameraDual Camera
Front Camera: Front camera with VGA-quality photos1.3 Mega Pixels
Back Camera: 8-megapixel iSight camera5 Mega Pixels
Camera features: Auto Focus Camera with LED Flash2592 x 1944 pixels resolution, HD images, LED Flash, Auto Focus, Face Detection, Digital Zooming etc.
Video Camera features: 1080p@30fpsCamera can capture videos in MP4, H.263, H.264, AVI and 3GP formats.
External Memory: 64 GBUp to 32 GB
RAM: 1 GB1GB
Internal Storage: 16/32/64 GB flash memory4 GB Storage
Screen Size: 3.5-inch (diagonal) widescreen480 x 800 px
Ports: 802.11b/g/n Wi-Fi (802.11n 2.4GHz only)USB 2.0
Display: Multi-Touch display4.5 inches TFT Capacitive Touchscreen
Battery Type: Li-Po 1432 mAh (5.3 Wh)1800 mAh
Battery (Talk Time): 8 hours on 3G, up to 14 hours on 2G (GSM)5 hours (2G) and 8 hours (3G)
Battery (Standby Time): 200 h (2G) / Up to 200 h (3G)200 hours (2G) and 290 hours (3G)
Audio: AAC (8 to 320 Kbps), Protected AAC (from iTunes Store), HE-AAC, MP3 (8 to 320 Kbps), MP3 VBR, Audible (formats 2, 3, 4, Audible Enhanced Audio, AAX, and AAX+), Apple Lossless, AIFF, and WAVMIDI, WAV and MP3
Video: Video formats supported: H.264 video up to 1080p, 30 frames per second, High Profile level 4.1 with AAC-LC audio up to 160 Kbps, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats; MPEG-4 video up to 2.5 Mbps, 640 by 480 pixels, 30 frames per secondMP4, AVI, 3GP, H.263 and H.264
Accessories: Apple In-Ear Headphones with Remote and Mic, Apple USB Power Adapter
Bluetooth: 4.0 wireless technologyv2.1
Network: UMTS/HSDPA/HSUPA (850, 900, 1900, 2100 MHz); GSM/EDGE (850, 900, 1800, 1900 MHz)2G - GSM 850 / 900 / 1800 / 1900, 3G - HSDPA 850 / 1900 / 2100
Connectivity: Wi-Fi, Assisted GPS and GLONASS3G - HSDPA, 7.2 Mbps, Wi-Fi - 802.11 b/g/n, EDGE and A-GPS with Google Maps
GPRS: YesYes
Available Colors: White, BlackPearl White
Announced/Launched Date: NASeptember 2012
Built-in Apps: Apple's iOS relatedGmail, Twitter, Google Search, Google Play, Skype, Google Talk, Yahoo Messenger, Flickr, Picasa, Facebook, PayTM, NexGTv, WhatsApp, Mobile TV and Google Currents
SIM Card Type: Regular SIMRegular SIM
SIM Slots: Single SIMDual SIM
Price Range: US$251 to US$499US$100 to US$199
Category: Mid range SmartphoneMid range Smartphone
Read Apple's iPhone 4S reviews.Read Karbonn A21 reviews.
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  • Compare Karbonn A21:
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