Microsoft Lumia 640 XL vs Nokia Lumia 1520

Phones Images
PHONES
Phone Names Microsoft Lumia 640 XL Nokia Lumia 1520
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900 - all versions
3G bandsHSDPA 850 / 900 / 1900 / 2100HSDPA 850 / 900 / 1900 / 2100 - RM-937, RM-939, RM-940
4G bands-1, 3, 7, 8, 20 - RM-937
SpeedHSPA 42.2/5.76 MbpsHSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
TechnologyGSM / HSPAGSM / HSPA / LTE
 -2, 4, 5, 7, 17 - RM-938, RM-940
Launch
Announced2015, March. Released 2015, April2013, October. Released 2013, November
StatusDiscontinuedDiscontinued
Body
Dimensions157.9 x 81.5 x 9 mm (6.22 x 3.21 x 0.35 in)162.8 x 85.4 x 8.7 mm, 120.3 cc (6.41 x 3.36 x 0.34 in)
SIMMicro-SIMNano-SIM
Weight171 g (6.03 oz)209 g (7.37 oz)
Display
ProtectionCorning Gorilla Glass 3Corning Gorilla Glass 2
Resolution720 x 1280 pixels, 16:9 ratio (~259 ppi density)1080 x 1920 pixels, 16:9 ratio (~367 ppi density)
Size5.7 inches, 88.9 cm2 (~69.1% screen-to-body ratio)6.0 inches, 99.2 cm2 (~71.4% screen-to-body ratio)
TypeIPS LCDIPS LCD
 ClearBlack displayClearBlack display
Platform
CPUQuad-core 1.2 GHz Cortex-A7Quad-core 2.2 GHz Krait 400
ChipsetQualcomm MSM8226 Snapdragon 400 (28 nm)Qualcomm MSM8974 Snapdragon 800 (28 nm)
GPUAdreno 305Adreno 330
OSMicrosoft Windows Phone 8.1, upgradable to Microsoft Windows 10Microsoft Windows Phone 8, upgradable to Windows 10
Memory
Card slotmicroSDXC (dedicated slot)microSDXC (dedicated slot)
Internal8GB 1GB RAM16GB 2GB RAM, 32GB 2GB RAM
 eMMC 4.5eMMC 4.5
Main Camera
FeaturesZeiss optics, LED flashZeiss optics, dual-LED flash, panorama
Single13 MP, f/2.0, 28mm (wide), 1/3.0", AF20 MP, f/2.4, 26mm (wide), 1/2.5", 1.12µm, AF, OIS
Video1080p@30fps4K@30fps (after WP8 Denim update), 1080p@30fps, stereo sound rec.
Selfie camera
Single5 MP1.2 MP, f/2.4
Video1080p@30fps720p@30fps
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker YesYes
Comms
Bluetooth4.0, A2DP4.0, A2DP, EDR, LE/ aptX after WP8 Denim update
NFCYesYes
PositioningGPS, GLONASS, BDSGPS, 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/ac, dual-band, hotspot
Features
SensorsAccelerometer, proximity, compass, sensor coreAccelerometer, gyro, proximity, compass, sensor core
Battery
Charging-Wireless (Qi)
Music play-Up to 124 h
Stand-byUp to 936 h (2G) / Up to 936 h (3G)Up to 768 h (2G) / Up to 768 h (3G)
Talk timeUp to 31 h 20 min (2G) / Up to 23 h 40 min (3G)Up to 27 h 40 min (2G) / Up to 25 h (3G)
TypeLi-Ion 3000 mAh, removableLi-Ion 3400 mAh, non-removable (BV-4BW)
Misc
ColorsMatte cyan, Orange, Black, Matte white, Glossy whiteYellow, white, black, red, green (AT&T)
PriceAbout 170 EURAbout 350 EUR
SAR EU-0.64 W/kg (head)     0.20 W/kg (body)
Tests
Audio quality Noise -93.0dB / Crosstalk -94.4dB Noise -89.3dB / Crosstalk -89.4dB
Battery life Endurance rating 74h Endurance rating 107h
Camera- Photo / Video
Display Contrast ratio: 1119:1 (nominal), 3.065 (sunlight) Contrast ratio: 1207:1 (nominal) / 1.813:1 (sunlight)
Loudspeaker- Voice 73dB / Noise 66dB / Ring 74dB
OUR TESTS
Audio qualityNoise -93.0dB / Crosstalk -94.4dBNoise -89.3dB / Crosstalk -89.4dB
Battery (old)Endurance rating 74hEndurance rating 107h
Camera-Photo / Video
DisplayContrast ratio: 1119:1 (nominal), 3.065 (sunlight)Contrast ratio: 1207:1 (nominal) / 1.813:1 (sunlight)
Loudspeaker-Voice 73dB / Noise 66dB / Ring 74dB