Microsoft Lumia 535 Dual SIM vs Nokia Lumia 820

Phones Images
PHONES
Phone Names Microsoft Lumia 535 Dual SIM Nokia Lumia 820
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 900 / 2100 - RM-1090HSDPA 850 / 900 / 1900 / 2100
4G bands-1, 3, 7, 8, 20
EDGE-Class 12
GPRS-Class 12
SpeedHSPA 42.2/5.76 MbpsHSPA 42.2/5.76 Mbps, LTE Cat3 100/50 Mbps
TechnologyGSM / HSPAGSM / HSPA / LTE
 HSDPA 850 / 900 / 1900 / 2100 - RM-1092-
Launch
Announced2014, November. Released 2014, December2012, September. Released 2012, November
StatusDiscontinuedDiscontinued
Body
Dimensions140.2 x 72.4 x 8.8 mm (5.52 x 2.85 x 0.35 in)123.8 x 68.5 x 9.9 mm, 83.5 cc (4.87 x 2.70 x 0.39 in)
SIMDual SIM (Micro-SIM, dual stand-by)Micro-SIM
Weight146 g (5.15 oz)160 g (5.64 oz)
Display
ProtectionCorning Gorilla Glass 3-
Resolution540 x 960 pixels, 16:9 ratio (~220 ppi density)480 x 800 pixels, 5:3 ratio (~217 ppi density)
Size5.0 inches, 68.9 cm2 (~67.9% screen-to-body ratio)4.3 inches, 52.6 cm2 (~62.1% screen-to-body ratio)
TypeIPS LCDAMOLED
 -Nokia ClearBlack display
Platform
CPUQuad-core 1.2 GHz Cortex-A7Dual-core 1.5 GHz Krait
ChipsetQualcomm Snapdragon 200 (28 nm)Qualcomm MSM8960 Snapdragon S4 Plus
GPUAdreno 302Adreno 225
OSMicrosoft Windows Phone 8.1Microsoft Windows Phone 8, upgradable to 8.1
Memory
Card slotmicroSDXC (dedicated slot)microSDXC (dedicated slot)
Internal8GB 1GB RAM8GB 1GB RAM
 eMMC 4.5-
Main Camera
FeaturesLED flashCarl Zeiss optics, dual-LED flash
Single5 MP, f/2.4, 28mm (wide), 1/4.0", AF8 MP, AF
Video480p@30fps1080p@30fps
Selfie camera
Single5 MPVGA
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker YesYes
Comms
Bluetooth4.0, A2DP, LE, aptX4.0, A2DP, EDR, LE/ aptX after WP8 Denim update
NFCNoYes
PositioningGPS, GLONASSGPS, A-GPS, GLONASS
RadioFM radioFM radio
USBmicroUSB 2.0microUSB 2.0
WLANWi-Fi 802.11 b/g/n, DLNA, hotspotWi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct
Features
SensorsAccelerometer, proximityAccelerometer, gyro, proximity, compass
Battery
Music playUp to 78 hUp to 55 h
Stand-byUp to 336 hUp to 330 h (2G) / Up to 330 h (3G)
Talk timeUp to 11 h (2G) / Up to 13 h (3G)Up to 14 h (2G) / Up to 8 h (3G)
TypeLi-Ion 1905 mAh, removable (BL-L4A)Removable Li-Ion 1650 mAh battery (BP-5T)
Misc
ColorsOrange, green, white, black, gray, blueBlack, Gray, Red, Yellow, White, Blue, Violet
PriceAbout 80 EURAbout 170 EUR
SAR0.49 W/kg (head)     0.44 W/kg (body)1.37 W/kg (head)     0.71 W/kg (body)
SAR EU0.60 W/kg (head)     0.55 W/kg (body)0.79 W/kg (head)
Tests
Audio quality Noise -93.9dB / Crosstalk -94.2dB Noise -82.2dB / Crosstalk -81.4dB
Battery lifeEndurance rating 44h Endurance rating 40h
Camera Photo Photo / Video
Display- Contrast ratio: Infinite (nominal) / 2.193:1 (sunlight)
Loudspeaker Voice 66dB / Noise 64dB / Ring 71dB Voice 67dB / Noise 66dB / Ring 70dB
OUR TESTS
Audio qualityNoise -93.9dB / Crosstalk -94.2dBNoise -82.2dB / Crosstalk -81.4dB
Battery (old)Endurance rating 44hEndurance rating 40h
CameraPhotoPhoto / Video
Display-Contrast ratio: Infinite (nominal) / 2.193:1 (sunlight)
LoudspeakerVoice 66dB / Noise 64dB / Ring 71dBVoice 67dB / Noise 66dB / Ring 70dB