HTC One A9 vs Xiaomi Redmi Note 3 vs Xiaomi MI-2

BASIC INFO
Model No - Redmi Note 3 -
Status Available. Released 2015, November Available Available. Released 2012, November
Release Date 2015, September Released 2016, February 2012, August
Dimension 145.8 x 70.8 x 7.3 mm (5.74 x 2.79 x 0.29 in) 150 x 76 x 8.7 mm (5.91 x 2.99 x 0.34 in) 126 x 62 x 10.2 mm (4.96 x 2.44 x 0.40 in)
Weight 143 g (5.04 oz) 164 g (5.78 oz) 145 g (5.11 oz)
Colors Carbon Gray, Opal Silver, Topaz Gold, Deep Garnet, Pink Silver, Gray, Gold White, green, blue, red
Body Metrial - Magnesium alloy, Aluminium alloy -
W & D Proof - - -
SIM Type Nano-SIM Dual SIM (Micro-SIM, dual stand-by) -
Technology GSM / HSPA / LTE GSM / HSPA / LTE -
OS Android OS, v6.0 (Marshmallow) Android OS, v5.1.1 (Lollipop) Android OS, v4.1 (Jelly Bean)
PROSESSING
Processor Quad-core 1.5 GHz Cortex-A53 & quad-core 1.2 GHz Cortex-A53 Quad-core 1.4 GHz Cortex-A53 & Dual-core 1.8 GHz Cortex-A72 Quad-core 1.5 GHz Krait
Chipset Qualcomm MSM8952 Snapdragon 617 Qualcomm MSM8956 Snapdragon 650 -
GPU Adreno 405 Adreno 510 -
MEMORY
RAM 2/3GB 2/3GB -
Storage 16/32GB 16/32GB -
Card Slot Up to 128 GB microSD, up to 256 GB (uses SIM 2 slot) 16/32 GB, 2 GB RAM
DISPLAY
Size 5 inches 5.5 inches 720 x 1280 pixels, 4.7 inches (~312 ppi pixel density)
Type AMOLED LCD capacitive touchscreen, 16M colors IPS LCD capacitive touchscreen, 16M colors IPS LCD capacitive touchscreen, 16M colors
Resolation 1080 x 1920 pixels 1080 x 1920 pixels -
PPI 441 ppi pixel density 403 ppi pixel density -
Multi touch Yes Yes, MIUI 7.0 -
Protection Corning Gorilla Glass 3 - HTC Sense - -
CAMERA
Primary 13 MP, 4160 x 3120 pixels, autofocus 16MP 8 MP, 3264 x 2448 pixels, autofocus, LED flash
Video 1080p@30fps, 720p@60fps, HDR, stereo sound 1080p@30fps Yes, 1080p@30fps
Flash Up to 60 h LED flash -
Features Geo-tagging, touch focus, face detection, panorama, HDR Geo-tagging, touch focus, face/smile detection, HDR, panorama -
Selfie 4 MP 5 MP, f/2.0, 1080p Yes, 2 MP, 1080p@30fps
BATTERY
Battery Li-Ion Li-Po Li-Ion 2000 mAh battery
Capacity 2150 mAh 4050 mAh -
Removable Non-removable Non-removable -
StandBy Up to 432 h (3G) Up to 264 h (3G) -
Talk Time Up to 16 h (3G) - -
Music Play Up to 60 h Up to 60 h -
Browsing - - -
Video Playback - - -
F Charging - - -
W Charging - - -
NETWORK
2G Network GSM 850 / 900 / 1800 / 1900 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - Americas
HSDPA 850 / 900 / 1900 / 2100
HSDPA 850 / 900 / 1900 / 2100
TD-SCDMA
HSDPA 850 / 1900 / 2100
4G Network LTE band 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 12(700), 13(700), 17(700), 29(700) - Americas
LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 28(700), 38(2600), 40(2300), 41(2500) - EMEA/ Asia
LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500) -
Speed HSPA, LTE Cat7 300/100 Mbps HSPA, LTE -
5G - - -
CONECTIVY
WALAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot
BlueTooth v4.1, A2DP, apt-X v4.1, A2DP, LE Yes, v4.0 with A2DP, LE
USB Yes, microUSB v2.0 (MHL) microUSB v2.0, USB On-The-Go Yes, microUSB v2.0
GPS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS support and GLONASS
NFC Yes No -
Audio jeck Yes, 3.5mm Yes, 3.5 mm -
OTHERS
Sensors Fingerprint, accelerometer, gyro, proximity, compass Fingerprint, accelerometer, gyro, proximity, compass -
Radio FM radio Stereo FM radio, recording FM radio
SARUS - 1.26 W/kg (head) -
SAREU 0.41 W/kg (head) 0.56 W/kg (head) -
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