Phone Comparison - Apple iPhone 4S vs Nokia Lumia 820 vs Microsoft Lumia 540 Dual SIM

general General Info

Manufacturer Apple Nokia Microsoft
Announced October 2011 Expected September 2012 April 2015
Status Available - October 2011 Available - November 2012 Available - May 2015
Price - - Rs. 8,100 ($119.12) [Similarly Priced]
Colors Black, White Black, Gray, Red, Yellow, White, Blue, Violet Orange, white, black, cyan
Form Factor Candybar Candybar Candybar
Dimension 115.2 x 58.6 x 9.3 mm
(4.54 x 2.31 x 0.37 in)
123.8 x 68.5 x 9.9 mm
(4.87 x 2.7 x 0.39 in)
144 x 73.7 x 9.4 mm
(5.67 x 2.9 x 0.37 in)
Weight 140 g (4.94 oz) 160 g (5.64 oz) 152 g (5.36 oz)
2G Network GSM 850 / 900 / 1800 / 1900
CDMA2000 1xEV-DO
GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 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, Push Mail, EMail, IM

hardware Hardware and OS

OS iOS 5 Microsoft Windows Phone 8 Microsoft Windows Phone 8.1 with Lumia Denim
Processor 1 GHz dual-core ARM Cortex-A9 processor, Apple A5 chipset Dual-core 1.5 GHz Krait, Qualcomm MSM8960 Snapdragon Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 200
GPU PowerVR SGX543MP2 Adreno 225 Adreno 302
RAM 512 MB 1 GB 1 GB
Internal Memory 16/32/64 GB storage 8 GB storage 8 GB
External Memory No microSD, up to 32 GB microSD, up to 128 GB

display Display

Type LED-backlit IPS TFT AMOLED capacitive touchscreen IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3
Colors capacitive touchscreen 16M colors 16M colors
Size 3.5 inches 4.3 inches 5.0 inches
Resolution 640 x 960 pixels (330 ppi) 480 x 800 pixels (217 ppi) 720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio 53.92% 62.04% 64.82%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio No No FM radio
Games Downloadable, incl. motion-bas 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 LED flash
Features Auto focus, Touch Focus, Geo-tagging, Face Detection, HDR Auto focus, Geo-tagging Auto focus, Sensor size: 1/4 inch, f/2.2 aperture
Video Yes, 1080p@30fps, LED video light, video stabilization, geo-tagging Yes 480p@30fps
Front Camera Yes, VGA [Similar] Yes [Similar] 5 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Up to 236 kbps
3G HSDPA, 14.4 Mbps; HSUPA, 5.8 Mbps HSDPA, 42 Mbps
HSUPA, 5.76 Mbps
LTE, Cat3, 50 Mbps UL, 100 Mbps DL
HSPA 42.2/5.76 Mbps
Bluetooth Yes, v4.0 with A2DP Yes, v3.1 with A2DP, EDR v4.0, A2DP
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n Wi-Fi 802.11 b/g/n, DLNA, Wi-Fi hotspot
USB Yes, v2.0 Yes, microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS support Yes, with A-GPS, GLONASS
Browser HTML (Safari) HTML5 HTML5

memory User Memory

Call Records 100 received, dialed and missed calls Practically unlimited Practically unlimited
Internal 16/32/64 GB storage, 512 MB RAM 8 GB storage, 1 GB RAM 8 GB, 1 GB RAM
Expandable Storage No microSD, up to 32 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 not supported NFC supported NFC not supported

battery Battery

Type Standard battery, Li-Po Standard battery, Li-Ion Li-Ion Battery
Capacity 1432 mAh 1650 mAh 2200 mAh
Stand by Up to 200 h (2G)
Up to 200 h (3G)
Up to 330 h (2G)
Up to 330 h (3G)
Up to 576 h
Talk Time Up to 14 h (2G)
Up to 8 h (3G)
Up to 14 h (2G)
Up to 8 h (3G)
Up to 26.2 h (2G)
Up to 14.8 h (3G)