Phone Comparison - HTC Butterfly vs Karbonn A21

HTC Butterfly
htc butterfly
Karbonn A21
karbonn a21
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general General Info

Manufacturer HTC Karbonn
Announced December 2012 2012
Status Available - January 2013 Available
Colors Black Pearl White
Form Factor Candybar Candybar
Dimension 143 x 70.5 x 9.08 mm
(5.63 x 2.78 x 0.36 in)
-
Weight 140 g (4.94 oz) -
2G Network GSM 850/900/1800/1900 MHz GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850/2100 MHz HSDPA 2100
Messaging SMS, MMS, Push Mail, EMail SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v4.1 (Jelly Bean) Android OS, v4.0 (Ice Cream Sandwich)
Processor Dual-core 1.5 GHz Krait, Qualcomm Snapdragon S4 Pro APQ8064 [Similar] Dual-core 1.2 GHz [Similar]
GPU Adreno 320 [Similar] -
RAM 2 GB [Browse Similar] 512 MB [Browse Similar]
Internal Memory 16 GB 4 GB
External Memory microSD, up to 32 GB microSD, up to 32 GB

display Display

Type Super LCD 3 with Corning® Gorilla® Glass 2 TFT capacitive touchscreen
Colors 16M colors 256K colors
Size 5 inches [Similar] 4.5 inches [Similar]
Resolution 1920 x 1080 pixels (440 ppi) [Similar] 480 x 800 pixels (207 ppi) [Similar]
Screen-to-Body Ratio 68.54% -
Multi-Touch yes yes

multimedia Multimedia

3.5mm Jack yes yes
Radio No No
Games Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes

camera Camera

Rear Camera 8 MP, 3264x2448 pixels [Similar] 5 MP, 2592х1944 pixels [Similar]
Flash 5 Level LED flash LED flash
Features Simultaneous HD video and image recording, Auto focus, Touch Focus, Geo-tagging, Image Stabilization, Face Detection, Slow motion video capture, Continuous shooting Auto focus, Geo-tagging, Face Detection
Video Yes, 1080p@30fps HD recording, video stabilization Yes
Front Camera Yes, 2.1 MP, 1080p [Similar] Yes, 1.3 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes
Edge Yes Yes
3G HSPA+; LTE, Cat3, 50 Mbps UL, 100 Mbps DL HSDPA, 7.2 Mbps
Bluetooth Yes, v4.0 with aptX™ enabled Yes, v2.1 with A2DP
Wi-Fi Wi-Fi 802.11 a/b/g/n, dual-band, DLNA, Wi-Fi hotspot; WiMAX 802.16 e Wi-Fi 802.11 b/g/n
USB Yes, microUSB v2.0 Yes, microUSB v2.0
GPS Yes, with A-GPS support Yes, with A-GPS support
Browser HTML5 HTML

memory User Memory

Internal 16 GB, 2 GB RAM 4 GB, 512 MB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 32 GB

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 not supported

battery Battery

Type Non-removable, Li-Po Battery Li-Ion Battery
Capacity 2020 mAh 1800 mAh
Stand by - Up to 200 h
Talk Time - Up to 5 h