Karbonn Alfa A91 Champ

Alfa A91 Champ technical characteristics

About the device:

Karbonn Alfa A91 Champ is a mobile/cell phone with dimensions of 64.4 mm (millimeters), 6.44 cm (centimeters), 0.21 ft (feet), 2.54 in (inches), a weight of 112 grams, and a screen resolution of 480 x 800 pixels.

It has a processor ARM Cortex-A7, a graphics card ARM Mali-400 MP and an internal memory of 4 GB (gigabytes) expandable by memory card microSD, microSDHC .

The Karbonn Alfa A91 Champ comes from the factory with the Android 5.1 Lollipop operating system.

Technical information

PropertyValue
BrandKarbonn
ModelAlfa A91 Champ
Connectivity
2G connectivityGSM 900 MHz, GSM 1800 MHz
3G connectivityW-CDMA 2100 MHz
4G connectivityLTE 850 MHz, LTE 1800 MHz, LTE-TDD 2300 MHz (B40)
5G connectivityNo
Body
Dimensions64.4 mm (millimeters), 6.44 cm (centimeters), 0.21 ft (feet), 2.54 in (inches)
Height127 mm (millimeters), 12.7 cm (centimeters), 0.42 ft (feet), 5 in (inches)
Thickness10.6 mm (millimeters), 1.06 cm (centimeters), 0.03 ft (feet), 0.42 in (inches)
Volume86.7 cm
Weight gr.112
Weight oz0.25
SIMMini-SIM (2FF - second form factor, since late 1990s, 25.00 x 15.00 x 0.76 mm)
Number of SIMS2
ColorsGold, Black, Brown
Body materialsPlastic
Screen
Type of screenIPS
Screen resolution480 x 800 pixels
Display width2.06 in (inches), 52.27 mm (millimeters), 5.23 cm (centimeters)
Display height3.43 in (inches), 87.12 mm (millimeters), 8.71 cm (centimeters)
Aspect ratio1.667:1, 5:3
Pixel density233 ppi (pixels per inch), 91 ppcm (pixels per centimeter)
Color depth24 bit, 16777216 colors
Display area55.86 % (percent)
Crystal2.5D curved glass screen, Full Lamination Technology
Platform
OS

Android 5.1 Lollipop

CPUARM Cortex-A7
SoCSpreadtrum SC7731G
Technology28 nm (nanometers)
Bits32 bit
Instruction setARMv7
Cores32 KB + 32 KB (kilobytes)
CPU Frequency512 KB (kilobytes), 0.5 MB (megabytes)
GPUARM Mali-400 MP
Storage and memory
Memory cardmicroSD, microSDHC
Internal memory

4 GB (gigabytes)

RAM type2
RAM channels400 MHz (megahertz)
RAM frequency512 MB (megabytes)
Cameras
Sensor modelCMOS (complementary metal-oxide semiconductor)
Sensor typeLED
Sensor size1600 x 1200 pixels, 1.92 MP (megapixels)
Sensor Pixel size1280 x 720 pixels, 0.92 MP (megapixels)
ApertureAutofocus, Continuous shooting, Digital zoom, Geotagging, Panorama, HDR, Touch focus, Face detection, White balance settings, ISO settings, Exposure compensation, Self-timer, Scene mode
ResolutionPixel size - 1.4 ?m
Video Resolution1280 x 720 pixels, 0.92 MP (megapixels)
FPS30 fps (frames per second)
Video featuresAutofocus, Continuous shooting, Digital zoom, Digital image stabilization, Geotagging, Panorama, HDR, Touch focus, Face detection, White balance settings, ISO settings, Exposure compensation, Self-timer, Scene mode
Aperture secondary camera640 x 480 pixels, 0.31 MP (megapixels)
Resolution secondary camera30 fps (frames per second)
Video resolution secondary camera640 x 480 pixels, 0.31 MP (megapixels)
FPS video secondary camera30 fps (frames per second)
Audio connectorYes
Communications
WLAN802.11b (IEEE 802.11b-1999), 802.11g (IEEE 802.11g-2003), 802.11n (IEEE 802.11n-2009), Wi-Fi Hotspot
Bluetooth4.0
GPSGPS, A-GPS
RadioYes
USBMicro USB
SensorsAccelerometer
Battery
Battery1400 mAh (milliampere-hours)
Battery typeRemovable
Fast chargingNo
Wireless chargingNo

What is the processor (CPU) of the Karbonn Alfa A91 Champ?

The Karbonn Alfa A91 Champ has a processor (CPU) ARM Cortex-A7.

What internal memory does the Karbonn Alfa A91 Champ of Karbonn have?

The Karbonn Alfa A91 Champ has an internal memory of a capacity of 4 GB (gigabytes).

What colors is the Karbonn Alfa A91 Champ available in?

The Karbonn Alfa A91 Champ is available in the following colors: Gold, Black, Brown.

What weight does the Karbonn Alfa A91 Champ have? How much does a Karbonn Alfa A91 Champ weigh?

The Karbonn Alfa A91 Champ has a weight of 112 grams 0.25 oz

What operating system does the Karbonn Alfa A91 Champ have?

The Alfa A91 Champ of Karbonn comes from the factory with the Android 5.1 Lollipop operating system.

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