Phone Comparison - LG G Flex vs Samsung Galaxy S3 Neo GT-I9300I vs HTC Desire 820

general General Info

Manufacturer LG Samsung HTC
Announced October 2013 March 2014 September 2014
Status Available - November 2013 Coming Soon - April 2014 Coming Soon - September 2014
Colors Titan Silver Black, Blue, Brown, Red, Gray, White, Pink Marble White, Tuxedo Grey, Santorini White, Milky-way Grey, Tang
Form Factor Candybar Candybar Candybar
Dimension 160.5 x 81.6 x 7.9 - 8.7 mm
(6.32 x 3.21 x 0.31 - 0.34 in)
136.6 x 70.75 x 8.6 mm
(5.38 x 2.79 x 0.34 in)
157.7 x 78.7 x 7.7 mm
(6.21 x 3.1 x 0.3 in)
Weight 177 g (6.24 oz) 132 g (4.66 oz) 155 g (5.47 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 - EMEA version
HSDPA 900 / 2100 - Asia version
4G Network LTE 850 / 1800 LTE-A - LTE 900 / 1800 / 2100 / 2600 - EMEA version
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail
Build Features Self-healing coating on the back - -

hardware Hardware and OS

OS Android OS, v4.2.2 (Jelly Bean) Android OS, v4.3 (Jelly Bean) Android OS, v4.4.2 (KitKat)
Processor Quad-core 2.26 GHz Krait 400, Qualcomm MSM8974 Snapdragon 800 Quad-core 1.2 GHz Cortex-A7, - Quad-core 1.5 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615
GPU Adreno 330 - Adreno 405
RAM 2 GB 1.5 GB 2 GB
Internal Memory 32 GB 16 GB storage 16 GB
External Memory No microSD, up to 64 GB microSD, up to 128 GB

display Display

Type Curved P-OLED (Real RGB) Super AMOLED capacitive touchscreen LCD Capacitive Touchscreen
Colors 16M colors 16M colors 16M colors
Size 6.0 inches 4.8 inches 5.5 inches
Resolution 720 x 1280 pixels (245 ppi) 720 x 1280 pixels (306 ppi) 720 x 1280 pixels (267 ppi)
Screen-to-Body Ratio 75.63% 65.70% 67.20%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 13 MP, autofocus 8 MP, 3264x2448 pixels 13 MP, 4160 x 3120 pixels
Flash LED flash LED flash LED flash
Features Simultaneous Video And Image Recording, Geo-tagging, Face Detection, HDR Auto focus, Simultaneous HD Video And Image Recording, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization Auto focus, Geo-tagging, Touch Focus, Face Detection, Simultaneous HD Video And Image Recording, HDR
Video Yes, 1080p@60fps, HDR, stereo sound rec., video stabilization Yes, 1080p@30fps 1080p@30fps, 720p@60fps
Front Camera Yes, 2.1 MP, 1080p@30fps [Similar] Yes, 1.9 MP, 720p@30fps [Similar] 8 MP, 1080p [Similar]

connectivity Connectivity and Data Rate

GPRS Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps Yes
Edge Class 12 Class 12 Yes
3G HSDPA, 42 Mbps; HSUPA, 21 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL
Bluetooth Yes, v4.0 with A2DP, LE Yes, v4.0 with A2DP, EDR v4.0, A2DP
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n, DLNA, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot
USB Yes, microUSB v2.0 (SlimPort), USB On-the-go, USB Host Yes, microUSB v2.0 (MHL), USB On-the-go microUSB v2.0
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS support and GLONASS Yes, with A-GPS, GLONASS
Browser HTML5 HTML, Adobe Flash HTML5

memory User Memory

Internal 32 GB, 2 GB RAM 16 GB storage, 1.5 GB RAM 16 GB, 2 GB RAM
Expandable Storage No microSD, up to 64 GB microSD, up to 128 GB
USB OTG Supported Supported -

Apps Sensors

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

battery Battery

Type Non-removable Li-Po battery Li-Ion Battery Non-removable Li-Po Battery
Capacity 3500 mAh 2100 mAh 2600 mAh
Stand by - - Up to 424 h (3G)
Talk Time - Up to 14 h Up to 22 h 24 min (3G)