Phone Comparison - Nokia Lumia 820 vs Sony Xperia Z3 Compact vs Microsoft Lumia 640 LTE

general General Info

Manufacturer Nokia Sony Microsoft
Announced Expected September 2012 September 2014 March 2015
Status Available - November 2012 Available - September 2014 Available - April 2015
Price - - Rs. 7,999 ($117.63) [Similarly Priced]
Colors Black, Gray, Red, Yellow, White, Blue, Violet Black, White, Green, Orange Yes
Form Factor Candybar Candybar Candybar
Dimension 123.8 x 68.5 x 9.9 mm
(4.87 x 2.7 x 0.39 in)
127.3 x 64.9 x 8.6 mm
(5.01 x 2.56 x 0.34 in)
141.3 x 72.2 x 8.8 mm
(5.56 x 2.84 x 0.35 in)
Weight 160 g (5.64 oz) 129 g (4.55 oz) 145 g (5.11 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700 / 1900 / 2100 - D5803
HSDPA 850 / 900 / 1900 / 2100 - D5833
HSDPA 850 / 900 / 2100
4G Network LTE 800 / 1800 / 2600 / 2100/ 900 LTE 800 / 850 / 900 / 1700 / 1800 / 1900 / 2100 / 2600 LTE
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM
Build Features - IP68 Certified - Dust Proof and Water Resistant over 1 Meter and 30 Minutes -

hardware Hardware and OS

OS Microsoft Windows Phone 8 Android OS, v4.4.4 (KitKat) Microsoft Windows Phone 8.1 with Lumia Denim
Processor Dual-core 1.5 GHz Krait, Qualcomm MSM8960 Snapdragon Quad-core 2.5 GHz Krait 400, Qualcomm MSM8974AC Snapdragon 801 Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400
GPU Adreno 225 Adreno 330 Adreno 305
RAM 1 GB 2 GB 1 GB
Internal Memory 8 GB storage 16 GB 8 GB
External Memory microSD, up to 32 GB microSD, up to 64 GB microSD, up to 128 GB

display Display

Type AMOLED capacitive touchscreen IPS LCD Capacitive Touchscreen, Triluminos Display, X-Reality Engine IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3, ClearBlack Display
Colors 16M colors 16M colors 16M colors
Size 4.3 inches 4.6 inches 5.0 inches
Resolution 480 x 800 pixels (217 ppi) 720 x 1280 pixels (319 ppi) 720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio 62.04% 70.72% 67.43%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 8 MP, 3264x2448 pixels, Carl Zeiss Tessa 20.7 MP, 5248 х 3936 pixels 8 MP, 3264 x 2448 pixels
Flash LED flash LED flash LED flash
Features Auto focus, Geo-tagging Auto focus, 1/2.3' Sensor Size, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization, HDR, Panorama Auto focus, 1/4'' Sensor Size
Video Yes 2160p@30fps, 1080p@30fps, HDR 1080p@30fps
Front Camera Yes [Similar] 2.2 MP, 1080p@30fps [Similar] 1 MP, 720p [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Up to 107 kbps Yes
Edge Yes Up to 296 kbps Yes
3G HSDPA, 42 Mbps
HSUPA, 5.76 Mbps
LTE, Cat3, 50 Mbps UL, 100 Mbps DL
HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth Yes, v3.1 with A2DP, EDR v4.0, A2DP v4.0, A2DP
Wi-Fi Wi-Fi 802.11 b/g/n Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, DLNA, hotspot
USB Yes, microUSB v2.0 microUSB v2.0 (MHL), USB On-the-go, USB Host microUSB v2.0
GPS Yes, with A-GPS support Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS, Beidou
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 8 GB storage, 1 GB RAM 16 GB, 2 GB RAM 8 GB, 1 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 64 GB microSD, up to 128 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 supported NFC supported NFC supported

battery Battery

Type Standard battery, Li-Ion Non-removable Li-Ion Battery Li-Ion Battery
Capacity 1650 mAh 2600 mAh 2500 mAh
Stand by Up to 330 h (2G)
Up to 330 h (3G)
Up to 880 h (2G)
Up to 920 h (3G)
Up to 864 h (2G)
Up to 864 h (3G)
Talk Time Up to 14 h (2G)
Up to 8 h (3G)
Up to 12 h (2G)
Up to 14 h (3G)
Up to 26 h 30 min (2G)
Up to 17 h 30 min (3G)