Phone Comparison - Nokia Lumia 820 vs Nokia Lumia 525 vs Huawei Ascend G630

general General Info

Manufacturer Nokia Nokia Huawei
Announced Expected September 2012 November 2013 March 2014
Status Available - November 2012 Available - January 2014 Available - March 2014
Colors Black, Gray, Red, Yellow, White, Blue, Violet Yellow, orange, white, black Black, White
Form Factor Candybar Candybar Candybar
Dimension 123.8 x 68.5 x 9.9 mm
(4.87 x 2.7 x 0.39 in)
119.9 x 64 x 9.9 mm
(4.72 x 2.52 x 0.39 in)
143 x 71.7 x 7.8 mm
(5.63 x 2.82 x 0.31 in)
Weight 160 g (5.64 oz) 124 g (4.37 oz) 160 g (5.64 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 GSM 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 900 / 2100
HSDPA 850 / 1900 / 2100
HSDPA 900 / 2100
4G Network LTE 800 / 1800 / 2600 / 2100/ 900 - -
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM
Build Features - Super sensitive touch for finger nail and glove use, Changeable backcover -

hardware Hardware and OS

OS Microsoft Windows Phone 8 Microsoft Windows Phone 8 Android OS, v4.3 (Jelly Bean)
Processor Dual-core 1.5 GHz Krait, Qualcomm MSM8960 Snapdragon Dual-core 1 GHz, Qualcomm MSM8227 Snapdragon S4 Quad-core 1.2 GHz Cortex-A7, Qualcomm MSM8212 Snapdragon 200
GPU Adreno 225 Adreno 305 Adreno 302
RAM 1 GB 1 GB 1 GB
Internal Memory 8 GB storage 8 GB ROM 4 GB
External Memory microSD, up to 32 GB microSD, up to 64 GB microSD, up to 32 GB

display Display

Type AMOLED capacitive touchscreen IPS LCD Capacitive Touchscreen, 2D Hardened Glass Capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.3 inches 4.0 inches 5.0 inches
Resolution 480 x 800 pixels (217 ppi) 480 x 800 pixels (233 ppi) 720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio 62.04% 59.47% 67.09%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio No 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 5 MP, 2592х1944 pixels 8 MP, 3264 x 2448 pixels
Flash LED flash No LED flash
Features Auto focus, Geo-tagging Auto focus, Geo-tagging, Touch Focus, Face Detection, Nokia Smart Camera, Cinemagraph lens, Panorama lens, Bing vision Auto focus, Geo-tagging
Video Yes Yes, 720p@30fps Yes
Front Camera Yes [Similar] No [Similar] 1 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 42 Mbps
HSUPA, 5.76 Mbps
LTE, Cat3, 50 Mbps UL, 100 Mbps DL
HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA, HSUPA
Bluetooth Yes, v3.1 with A2DP, EDR Yes, v4.0 with A2DP v4.0, A2DP, EDR
Wi-Fi Wi-Fi 802.11 b/g/n Wi-Fi 802.11 b/g/n Wi-Fi 802.11 b/g/n, Wi-Fi hotspot
USB Yes, microUSB v2.0 Yes, microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS support Yes, with A-GPS support and GLONASS Yes, with A-GPS
Browser HTML5 HTML5 HTML

memory User Memory

Internal 8 GB storage, 1 GB RAM 8 GB ROM, 1 GB RAM 4 GB, 1 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 64 GB microSD, up to 32 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 Standard battery, Li-Ion Li-Ion Battery Non-removable Li-Ion Battery
Capacity 1650 mAh 1430 mAh 2000 mAh
Stand by Up to 330 h (2G)
Up to 330 h (3G)
Up to 336 h -
Talk Time Up to 14 h (2G)
Up to 8 h (3G)
Up to 16 h 54 min (2G)
Up to 10 h 36 min (3G)
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