Phone Comparison - OPPO Neo R831K vs HTC Desire 820s dual sim vs InFocus M530

general General Info

Manufacturer Oppo HTC InFocus
Announced August 2014 March 2015 June 2015
Status Available - August 2014 Available - March 2015 Available - June 2015
Price - Rs. 27,900 ($410.29) [Similarly Priced] Rs. 10,999 ($161.75) [Similarly Priced]
Colors White, Black Marble White, Milkyway Gray, Monarch Orange, Santorini White, Tu Black, White
Form Factor Candybar Candybar Candybar
Dimension 132 x 65.8 x 9.2 mm
(5.2 x 2.59 x 0.36 in)
157.7 x 78.7 x 7.7 mm
(6.21 x 3.1 x 0.3 in)
157 x 77 x 9.1 mm
(6.18 x 3.03 x 0.36 in)
Weight 130 g (4.59 oz) 155 g (5.47 oz) 176 g (6.21 oz)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
TD-SCDMA 1900 / 2000
GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 2100
4G Network - LTE 900 / 1800 / 2100 / 2600 TD-LTE 1900 / 2300 / 2500 / 2600
(Bands 1, 3, 7, 8, 38, 39, 40, 41)
LTE 1800 / 2600
Messaging SMS, MMS, Push Mail, EMail SMS, MMS, Push Mail, EMail SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.2.2 (Jelly Bean) based Color OS Android OS, v4.4.4 (KitKat) Android OS, v4.4.4 (KitKat)
Processor Dual-core 1.3 GHz Octa-core 1.7 GHz Cortex-A53, Mediatek MT6752 Quad-core 2.0 GHz Cortex-A17 & quad-core 1.7 GHz Cortex-A7, MediaTek MT6595
GPU - Mali-T760MP2 PowerVR H6200MP4
RAM 1 GB 2 GB 2 GB
Internal Memory 4 GB 16 GB 16 GB
External Memory microSD, up to 32 GB microSD, up to 32 GB microSD, up to 32 GB

display Display

Type IPS LCD capacitive touchscreen Capacitive Touchscreen, Corning Gorilla Glass 3 IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3
Colors 16M colors 16M colors 16M colors
Size 4.5 inches 5.5 inches 5.5 inches
Resolution 480 x 854 pixels (218 ppi) 720 x 1280 pixels (267 ppi) 720 x 1280 pixels (267 ppi)
Screen-to-Body Ratio 64.07% 67.20% 68.99%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 5 MP, 2592 x 1944 pixels 13 MP, 4160 x 3120 pixels 13 MP, 4128 x 3096 pixels
Flash LED Flash LED flash Dual-LED (Dual Tone)
Features Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama Auto focus, OIS, Sony IMX214 Exmor RS Sensor, Geo-tagging, Touch Focus, Face Detection, Image Stabilization, HDR, Panorama
Video Yes 1080p@30fps 1080p@30fps
Front Camera Yes, 2 MP [Similar] 8 MP, 1080p [Similar] 13 MP, Auto focus, LED Flash, Sony Exmor [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA+ HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSDPA, HSUPA
Bluetooth v2.1, A2DP v4.0, A2DP v4.0, A2DP
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
USB microUSB v2.0 microUSB v2.0 microUSB v2.0 (MHL), USB On-the-go
GPS Yes, with A-GPS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS
Browser HTML HTML5 HTML5

memory User Memory

Internal 4 GB, 1 GB RAM 16 GB, 2 GB RAM 16 GB, 2 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 32 GB microSD, up to 32 GB
USB OTG - - 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 not supported NFC not supported NFC not supported

battery Battery

Type Li-Ion Battery Non-removable Li-Po Battery Removable Battery
Capacity 1900 mAh 2600 mAh 3100 mAh
Stand by - Up to 560 h (3G) Up to 590 h (3G)
Talk Time - Up to 12 h 10 min (3G) Up to 12 h (3G)