Phone Comparison - Nokia Lumia 625 vs Nokia Lumia 730 Dual SIM vs Xiaomi Mi 4i

general General Info

Manufacturer Nokia Nokia Xiaomi
Announced July 2013 September 2014 April 2015
Status Available - August 2013 Available - September 2014 Available - April 2015
Price - - Rs. 8,999 ($132.34) [Similarly Priced]
Colors Orange, Bright green, Yellow, Black and white Orange, green, white, black Black, White, Blue, Yellow, Pink
Form Factor Candybar Candybar Candybar
Dimension 133.2 x 72.2 x 9.2 mm
(5.24 x 2.84 x 0.36 in)
134.7 x 68.5 x 8.9 mm
(5.3 x 2.7 x 0.35 in)
138.1 x 69.6 x 7.8 mm
(5.44 x 2.74 x 0.31 in)
Weight 159 g (5.61 oz) 134 g (4.73 oz) 130 g (4.59 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 2100 HSDPA HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network LTE - LTE
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM
Build Features - ClearBlack display -

hardware Hardware and OS

OS Microsoft Windows Phone 8 Microsoft Windows Phone 8.1 Android OS, v5.0 (Lollipop)
Processor Dual-core 1.2 GHz Krait, Qualcomm MSM8930 Snapdragon Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400 Quad-core 1.7 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615
GPU Adreno 305 Adreno 305 Adreno 405
RAM 512 MB 1 GB 2 GB
Internal Memory 8 GB 8 GB 16/32 GB
External Memory microSD, up to 64 GB microSD, up to 128 GB No

display Display

Type IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 2 AMOLED Capacitive Touchscreen, Corning Gorilla Glass 3 IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.7 inches 4.7 inches 5.0 inches
Resolution 480 x 800 pixels (199 ppi) 720 x 1280 pixels (312 ppi) 1080 x 1920 pixels (441 ppi)
Screen-to-Body Ratio 65.05% 66.20% 71.57%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 5 MP, 2592х1936 pixels 6.7 MP, Carl Zeiss optics 13 MP, 4128 x 3096 pixels
Flash LED flash LED flash LED flash
Features Auto focus, Touch focus, Landscape orientation, Auto and manual exposure, Auto and manual white balance, Active toolbar, Full screen viewfinder, Geotagging Auto focus, 1/3.4'' Sensor Size, Geo-tagging, Face Detection, Panorama Auto focus, Geo-tagging, Touch Focus, Face/smile Detection, Panorama, HDR
Video Yes, 1080p@30fps 1080p@30fps, stereo sound rec. 1080p@30fps
Front Camera Yes, VGA [Similar] 5 MP, 720p [Similar] 5 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Up to 296 kbps Yes
3G HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps; LTE, Cat3, 50 Mbps UL, 100 Mbps DL HSDPA, 21.1 Mbps; HSUPA, 5.76 Mbps HSPA, LTE
Bluetooth Yes, v4.0 with A2DP, LE v4.0, A2DP v4.0, A2DP
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, DLNA, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n, dual-band, hotspot
USB Yes, microUSB v2.0 microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS, GLONASS, Beidou Yes, with A-GPS, GLONASS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 8 GB, 512 MB RAM 8 GB, 1 GB RAM 16/32 GB, 2 GB RAM
Expandable Storage microSD, up to 64 GB microSD, up to 128 GB No

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 supported NFC not supported

battery Battery

Type Non-removable Li-Ion Battery Li-Ion Battery (BV-T5A) Li-Po Battery
Capacity 2000 mAh 2200 mAh 3120 mAh
Stand by Up to 552 h Up to 600 h -
Talk Time Up to 23 h 54 min (2G)
Up to 15 h 12 min (3G)
Up to 22 h (2G)
Up to 17 h (3G)
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