Phone Comparison - Samsung Ativ S vs Nokia Lumia 820 vs HTC Windows Phone 8X

general General Info

Manufacturer Samsung Nokia HTC
Announced August 2012 Expected September 2012 September 2012
Status Released - December 2012 Available - November 2012 Available - November 2012
Colors Gray Black, Gray, Red, Yellow, White, Blue, Violet Blue, Black, Yellow, Red
Form Factor Candybar Candybar Candybar
Dimension 137.2 x 70.5 x 8.7 mm
(5.4 x 2.78 x 0.34 in)
123.8 x 68.5 x 9.9 mm
(4.87 x 2.7 x 0.39 in)
132.3 x 66.2 x 10.1 mm
(5.21 x 2.61 x 0.4 in)
Weight 135 g (4.76 oz) 160 g (5.64 oz) 130 g (4.59 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 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network - LTE 800 / 1800 / 2600 / 2100/ 900 -
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Microsoft Windows Phone 8 Microsoft Windows Phone 8 Windows Phone 8
Processor Dual-core Krait 1.5 GHz, Qualcomm MSM8960 Snapdragon Dual-core 1.5 GHz Krait, Qualcomm MSM8960 Snapdragon Dual-core 1.5 GHz Krait, Qualcomm MSM8960 Snapdragon
GPU Adreno 225 Adreno 225 Adreno 225
RAM 1 GB 1 GB 1 GB
Internal Memory 16/32 GB storage 8 GB storage 16 GB storage
External Memory microSD, up to 32 GB microSD, up to 32 GB microSD, up to 32GB

display Display

Type Super AMOLED capacitive touchscreen AMOLED capacitive touchscreen S-LCD2 capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.8 inches 4.3 inches 4.3 inches
Resolution 720 x 1280 pixels (306 ppi) 480 x 800 pixels (217 ppi) 720 x 1280 pixels (342 ppi)
Screen-to-Body Ratio 65.65% 62.04% 58.04%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 8 MP, 3264x2448 pixels 8 MP, 3264x2448 pixels, Carl Zeiss Tessa 8 MP, 3264 x 2448 pixels
Flash LED flash LED flash 28mm wide
Features Auto focus, Geo-tagging, Image Stabilization Auto focus, Geo-tagging Auto focus, Geo-tagging, Touch Focus
Video Yes, 1080p@30fps Yes Yes, 1080p@30fps, continuous autofocus, video light
Front Camera Yes, 1.9 MP [Similar] Yes [Similar] Yes, 2.1 MP, 1080p video [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 42 Mbps; HSUPA, 5.76 Mbps HSDPA, 42 Mbps
HSUPA, 5.76 Mbps
LTE, Cat3, 50 Mbps UL, 100 Mbps DL
HSDPA; HSUPA
Bluetooth Yes, v3.0 with A2DP Yes, v3.1 with A2DP, EDR Yes, v2.1 with A2DP, EDR
Wi-Fi Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 b/g/n Wi-Fi 802.11 a/b/g/n, dual-band
USB Yes, microUSB v2.0 Yes, microUSB v2.0 Yes, microUSB v2.0
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS support Yes, with A-GPS support and GLONASS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 16/32 GB storage, 1 GB RAM 8 GB storage, 1 GB RAM 16 GB storage, 1 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 32 GB microSD, up to 32GB

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 Standard battery, Li-Ion Standard battery, Li-Ion
Capacity 2300 mAh 1650 mAh 1800 mAh
Stand by Up to 168 h (2G)
Up to 218 h (3G)
Up to 330 h (2G)
Up to 330 h (3G)
Talk Time Up to 8 h (2G)
Up to 14 h 50 min (3G)
Up to 14 h (2G)
Up to 8 h (3G)