Phone Comparison - Nokia Lumia 925 vs Samsung Galaxy Core 2 Duos vs HTC Desire 820

general General Info

Manufacturer Nokia Samsung HTC
Announced May 2013 June 2014 September 2014
Status Available - June 2013 Available - July 2014 Coming Soon - September 2014
Colors Black, White White, Black Marble White, Tuxedo Grey, Santorini White, Milky-way Grey, Tang
Form Factor Candybar Candybar Candybar
Dimension 129 x 70.6 x 8.5 mm
(5.08 x 2.78 x 0.33 in)
130.3 x 68 x 9.8 mm
(5.13 x 2.68 x 0.39 in)
157.7 x 78.7 x 7.7 mm
(6.21 x 3.1 x 0.3 in)
Weight 139 g (4.9 oz) 138 g (4.87 oz) 155 g (5.47 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 1900 / 2100 - RM-892, RM-893
HSDPA 850 / 900 / 1700 / 1900 / 2100 - RM-910
HSDPA 900 / 2100 HSDPA 850 / 900 / 1900 / 2100 - EMEA version
HSDPA 900 / 2100 - Asia version
4G Network LTE 800 / 900 / 1800 / 2100 / 2600 - RM-892
LTE 700 / 1700 / 2100 - RM-893
- LTE 900 / 1800 / 2100 / 2600 - EMEA version
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail

hardware Hardware and OS

OS Microsoft Windows Phone 8 Android OS, v4.4.2 (KitKat) Android OS, v4.4.2 (KitKat)
Processor Dual-core 1.5 GHz Krait, Qualcomm MSM8960 Snapdragon Quad-core 1.2 GHz Quad-core 1.5 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615
GPU Adreno 225 - Adreno 405
RAM 1 GB 768 MB 2 GB
Internal Memory 16/32 GB storage 4 GB 16 GB
External Memory No microSD, up to 64 GB microSD, up to 128 GB

display Display

Type AMOLED capacitive touchscreen TFT capacitive touchscreen LCD Capacitive Touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.5 inches 4.5 inches 5.5 inches
Resolution 768 x 1280 pixels (332 ppi) 480 x 800 pixels (207 ppi) 720 x 1280 pixels (267 ppi)
Screen-to-Body Ratio 63.18% 65.25% 67.20%
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 8.7 MP, 3264 x 2448 pixels 5 MP, 2592 х 1944 pixels 13 MP, 4160 x 3120 pixels
Flash Dual-LED flash LED flash LED flash
Features PureView Technology, Geo-tagging, Touch Focus, Optical image stabilization, Still image editor, Face recognition Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection Auto focus, Geo-tagging, Touch Focus, Face Detection, Simultaneous HD Video And Image Recording, HDR
Video Yes, 1080p@30fps, video stabilization Yes 1080p@30fps, 720p@60fps
Front Camera Yes, 1.2 MP wide Angle, 720p@30fps [Similar] Yes, VGA [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 Yes Yes
Edge Up to 236.8 kbps Yes Yes
3G HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps; LTE, Cat3, 50 Mbps UL, 100 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, EDR Yes, v4.0 with A2DP v4.0, A2DP
Wi-Fi Wi-Fi 802.11 a/b/g/n, dual-band, DLNA, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, 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 Yes, microUSB v2.0 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 HTML5

memory User Memory

Internal 16/32 GB storage, 1 GB RAM 4 GB, 768 MB RAM 16 GB, 2 GB RAM
Expandable Storage No microSD, up to 64 GB microSD, up to 128 GB

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-Ion Battery (BL-4YW) Li-Ion Battery Non-removable Li-Po Battery
Capacity 2000 mAh 2000 mAh 2600 mAh
Stand by Up to 440 h (3G) - Up to 424 h (3G)
Talk Time Up to 18 h 18 min (2G)
Up to 12 h 48 min (3G)
- Up to 22 h 24 min (3G)