Karbonn Alfa A91 STORM Mobile (White 4GB)

Rs. 2626.00 (approx)
Rs. 2399.00 (approx)
Rs. 2452.00 (approx)
Rs. 2699.00 (approx)

Quick Specs:

  • Having primary camera of 2MP camera with LED flash. It has VGA secondary camera is very good for selfies and video calling.


Karbonn Alfa A91 STORM mobile is a low budget android dual sim phone. It is packed with a quad-core processor and a bright display. It is beautifully designed. Let’s get into the detail review of this device.


Karbonn Alfa A91 STORM mobile looks fat and rounded at the edges. It is a very basic smartphone not that impressive in terms of design. Just looks usual. However, it is quite comfortable in hand with the smooth finish. however, it is comfortable to hold in Bezels are medium sized. Talking about the placements, the volume controls, and power buttons are on the right side. 

The USB power slot is located at the bottom. The 3.5mm Audio jack at the top. The brand name is written on the back side. The speaker grill, front facing camera and the sensor are present on the top of the display. At the back, you can see the camera and the LED flash. The navigation buttons at the lower panel of the display.

The back panel is removable and under the flap, you can find micro SD and sim card slots with the removable battery. The sound speaker is placed on the rear. Its dimensions are 127 x 64.2 x 10.5 mm and weighs around 117 grams. It is available in blue, black and white colors.


The Karbonn Alfa A91 STORM mobile consists of 4” WVGA capacitive multi-touch display with the resolution of 480 x 800 pixels. And it displays around 16M colors. The display looks nice. And the viewing angles are wide enough.

Karbonn Alfa A91 STORM  Display


Karbonn Alfa A91 STORM mobile comes with a 4-inch display. The device is stuffed by powerful Quad-core processor ticking at 1.2 GHz. It runs on OS Android v5.1 Lollipop. Consisting of 512MB RAM and 4GB internal memory expandable through micro SD slot up to 32GB for storing videos music and much more.

Having primary camera of 2MP camera with LED flash. It has VGA secondary camera is very good for selfies and video calling. Stereo speakers are available. Wi-Fi, Bluetooth, GPS, Wi-Fi hotspot options are available.

Karbonn Alfa A91 STORM  Battery

It has 2200mAh lithium polymer battery which gives up to 250hrs standby time and Up to 8hrs talk time. G-sensor is available. HTML5 browser for browsing the internet. Takes 3hrs for one full charge.


It comes with a powerful quad-core processor which gives an intense performance. The front camera is 2MP camera which can give decent results and you can take very good selfies in different light conditions.

Karbonn Alfa A91 STORM Performance

The details are ok. So to test the graphic quality I played a graphic intensive game Asphalt 8 we can see slight glitches while playing and the game is playable. In terms of graphics they are fine, they are not very smooth but ok. You can run average graphic games like Subway surfers and temple run which will run smoothly with good graphics.

Karbonn Alfa A91 STORM  Camera

The display looks very good and the touch is very good to use and responsive. Even the viewing angles are not so good, it handles games and HD movies.  The design is also very nice.


Karbonn Alfa A91 STORM mobile looks average in terms of design but built quality is good and strong. It got excellent sound quality. It got remarkable battery support. It is available at a price range of Rs2500/- Flipkart.

Karbonn Alfa A91 STORM Mobile White 4 Full Specifications

Brand Karbonn
Model Name Alfa A91 STORM
Model ID
Release Date July 2016
OS Lollipopv5.1
Weight 117g
Dimensions 127 x 64.2 x 10.5 mm
2G Network GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100
4G Network Na
Type WVGA display
Size 4.0 inches
Screen Protection Na
Touch Multi touch
Speakers Yes
3.5MM Jack Yes
Alert Types Vibration, MP3, WAV ringtones
Noise Cancellation Na
Mic Yes
Primary 2 MP, LED flash
Secondary VGA
Video Yes
Features Geo-tagging, touch focus, face/smile detection, panorama, HDR
Data Connectivity
Wi-Fi Wi-Fi 802.11 b/g/n
Edge Yes
3G Yes
WLAN hotspot
Bluetooth v4.0
Infrared Na
USB microUSB v2.0
Internal Storage 4 GB, 512 MB RAM
External Storage up to 32 GB
Memory Slot microSD
Chipset Na
CPU Quad-core 1.2 GHz
Graphics Na
Sensors G-sensor
Browser HTML5
Messaging SMS(threaded view), MMS, Email, Push Mail, IM
Radio Yes
GPS Yes, with A-GPS
Java No
Others Na
Battery 2200mAh lithium polymer battery
Talk Time Up to 8hrs
Standby Time up to 250hrs
Colours blue, black and white
Warranty 1 year manufacturer warranty

Karbonn Alfa A91 STORM Mobile White 4 Reviews

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