Phone Comparison - Samsung Galaxy Ace Duos I589 vs Samsung Galaxy Ace 2 vs Nokia Lumia 1020

general General Info

Manufacturer Samsung Samsung Nokia
Announced February 2012 February 2012 July 2013
Status Available - February 2012 Available - May 2012 Available - July 2013
Colors Black Black Black, White, Yellow
Form Factor Candybar Candybar Candybar
Dimension 112.4 x 59.9 x 12.5 mm
(4.43 x 2.36 x 0.49 in)
118.3 x 62.2 x 10.5 mm
(4.66 x 2.45 x 0.41 in)
130.4 x 71.4 x 10.4 mm
(5.13 x 2.81 x 0.41 in)
Weight 122 g (4.3 oz) 122 g (4.3 oz) 158 g (5.57 oz)
2G Network CDMA 800 / 1900
GSM 900 / 1800
GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G Network CDMA2000 1xEV-DO HSDPA 900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network - - LTE 800 / 900 / 1800 / 2100 / 2600
Messaging SMS, MMS SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v2.2 (Froyo) Android OS, v2.3 Microsoft Windows Phone 8
Processor 800 MHz, Qualcomm MSM7627 Dual-core 800 MHz, NovaThor U8500 Dual-core 1.5 GHz Krait, Qualcomm MSM8960 Snapdragon
GPU Mali-400MP Adreno 225
RAM N/A 768 MB 2 GB
Internal Memory N/A 4 GB storage 32 GB
External Memory microSD, up to 32 GB microSD, up to 32GB No

display Display

Type TFT capacitive touchscreen PLS TFT capacitive touchscreen AMOLED capacitive touchscreen, PureMotion HD+ ClearBlack Display, Gorilla Glass 3
Colors 16M colors 16M colors 16M colors
Size 3.5 inches 3.8 inches 4.5 inches
Resolution 320 x 480 pixels (165 ppi) 480 x 800 pixels (246 ppi) 768 x 1280 pixels (332 ppi)
Screen-to-Body Ratio 54.06% 55.64% 61.80%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio Stereo FM radio with RDS Stereo FM radio with RDS Stereo FM radio with RDS
Games Yes Yes Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 3.15 MP, 2048x1536 pixels 5 MP, 2592x1944 pixels 41 MP (38 MP effective, 7152 x 5368 pixels)
Flash No LED flash Xenon Flash
Features Geo-tagging Auto focus, Geo-tagging, Face And Smile Detection Carl Zeiss optics, Auto Focus, 1/1.2' Sensor Size, ND Filter, Optical Zoom, Geo-tagging, Face Detection, Optical Zoom, Panorama
Video Yes Yes, 720p@30fps Yes, 1080p@30fps
Front Camera No [Similar] Yes, VGA [Similar] Yes, 1.2 MP, 720p [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Up to 107 kbps
Edge Yes Yes Up to 236.8 kbps
3G Rev. A, up to 3.1 Mbps HSDPA, 14.4 Mbps HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps; LTE, Cat3, 50 Mbps UL, 100 Mbps DL
Bluetooth Yes, v3.0 with A2DP Yes, v3.0 with A2DP Yes, v3.0 with A2DP
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, DLNA, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, DLNA, UPnP technology
USB Yes, v2.0 microUSB Yes, v2.0 microUSB Yes, microUSB v2.0, USB On-the-go
GPS Yes, with A-GPS support Yes, with A-GPS support and GLONASS Yes, with A-GPS support
Browser HTML HTML HTML5

memory User Memory

Internal 4 GB storage, 768 MB RAM 32 GB, 2 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 32GB No
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 not supported NFC not supported NFC supported

battery Battery

Type Standard battery, Li-Ion Standard battery, Li-Ion Non-removable Li-Ion Battery, Wireless Charging Supported via Cover
Capacity 1650 mAh 1500 mAh 2000 mAh
Stand by Up to 670 h (2G)
Up to 640 h (3G)
Up to 384 h
Talk Time Up to 16 h 20 min (2G)
Up to 7 h 30 min (3G)
Up to 19 h 6 min (2G)
Up to 13 h 18 min (3G)