Microsoft Lumia 540 Dual Sim vs Microsoft Surface Duo 2

Key Specs

Battery
Battery	2200 mAh	4449 mAh
Display
Display	5.0 inches (12.7 cm)	8.3 inches (21.08 cm)
Front Camera
Front Camera	5 MP	12 MP
Processor
Processor	Qualcomm Snapdragon 200 MSM8212	Qualcomm Snapdragon 888
RAM
RAM	1 GB	8 GB
Rear Camera
Rear Camera	8 MP	12 MP + 16 MP + 12 MP

Battery

Capacity
Capacity	2200 mAh	4449 mAh
Quick Charging
Quick Charging	-	Yes, Fast, 23W
Removable
Removable	Yes	No
Standby time
Standby Time	Up to 576 Hours(3G) / Up to 576 Hours(2G)	-
TalkTime
TalkTime	Up to 26.2 Hours(3G) / Up to 14.8 Hours(2G)	-
Type
Type	Li-ion	Li-Polymer
USB Type-C
USB Type-C	No	Yes

Design

Build Material
Build Material	-	Back: Gorilla Glass
Colours
Colours	Black, Blue, Orange, White	Glacier, Obsidian
Height
Height	144 mm	145.2 mm
Thickness
Thickness	9.4 mm	11 mm Below
Weight
Weight	152 grams	284 grams
Width
Width	73.7 mm	92.1 mm

Display

Bezel-less display
Bezel-less display	-	Yes
Brightness
Brightness	-	800 nits
Display Type
Display Type	IPS LCD	AMOLED
HDR 10 / HDR+ support
HDR 10 / HDR+ support	-	Yes
Pixel Density
Pixel Density	294 ppi	396 ppi
Refresh Rate
Refresh Rate	-	90 Hz
Resolution
Resolution	720x1280 px (HD)	1892x2688 px (QHD 2K)
Screen Protection
Screen Protection	No	Corning Gorilla Glass, Glass Victus
Screen Size
Screen Size	5.0 inches (12.7 cm)	8.3 inches (21.08 cm)
Screen to Body Ratio (calculated)
Screen to Body Ratio (calculated)	64.79 %	156.14 %
Touch Screen
Touch Screen	Yes, Capacitive Touchscreen, Multi-touch	Yes, Capacitive Touchscreen, Multi-touch

Front Camera

Autofocus
Autofocus	No	-
Camera Setup
Camera Setup	-	Single
Flash
Flash	No	-
Resolution
Resolution	5 MP, Primary Camera	12 MP f/2.0, Wide Angle, Primary Camera(24 mm focal length, 1µm pixel size)
Video Recording
Video Recording	Other 848x480x30 fps	1920x1080 @ 30 fps

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General

Brand
Brand	Microsoft	Microsoft
Launch Date
Launch Date	May 18, 2015 (Official)	-
Operating System
Operating System	Windows Phone v8.1	Android v11

Main Camera

Autofocus
Autofocus	Yes	Yes, Phase Detection autofocus, Dual Pixel autofocus
Camera Features
Camera Features	Digital Zoom Auto Flash Digital image stabilization Face detection Touch to focus	Digital Zoom Auto Flash Face detection Touch to focus
Camera Setup
Camera Setup	Single	Quad
Flash
Flash	Yes, LED Flash	Yes, Dual LED Flash
Image Resolution
Image Resolution	3264 x 2448 Pixels	4000 x 3000 Pixels
OIS
OIS	No	Yes
Resolution
Resolution	8 MP f/2.2, Primary Camera(28 mm focal length)	12 MP f/1.7, Wide Angle, Primary Camera(27 mm focal length, 1.4µm pixel size)16 MP f/2.2, Ultra-Wide Angle Camera(13 mm focal length, 1µm pixel size)12 MP f/2.4, Telephoto Camera(51 mm focal length, 1µm pixel size)
Sensor
Sensor	Back-illuminated sensor (BSI)	-
Settings
Settings	Exposure compensation, ISO control	Exposure compensation, ISO control
Shooting Modes
Shooting Modes	Continuous Shooting High Dynamic Range mode (HDR)	Continuous Shooting High Dynamic Range mode (HDR)
Video Recording
Video Recording	848x480x30 fps	3840x2160 @ 30 fps

Multimedia

Audio Jack
Audio Jack	3.5 mm	USB Type-C
FM Radio
FM Radio	Yes	No
Loudspeaker
Loudspeaker	Yes	Yes

Network & Connectivity

Bluetooth
Bluetooth	Yes, v4.0	Yes, v5.1
GPS
GPS	Yes with A-GPS, Glonass	Yes with A-GPS
HDMI
HDMI	-	YesMini HDMI (Type C)
NFC
NFC	No	Yes
Network Support
Network Support	5G Not Supported in India, 3G, 2G	5G Supported in India, 4G Supported in India, 3G, 2G
SIM 1
SIM 1	3G Bands: UMTS 2100 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz 3G Speed: HSDPA 42.2 Mbit/s ↓, HSUPA 5.76 Mbit/s ↑ GPRS: Available EDGE: Available	5G Bands: FDD N1 / N2 / N3 / N5 / N7 / N20 / N25 / N28 TDD N38 / N41 / N66 / N71 / N77 / N78 / N79 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 14) / 850(band 19) / 800(band 20) / 1900(band 25) / 850(band 26) / 700(band 29) / 2300(band 30) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM 2
SIM 2	2G Bands: GSM 1800 / 1900 / 850 / 900 MHz	4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 850(band 19) / 800(band 20) / 1900(band 25) / 850(band 26) / 700(band 29) / 2300(band 30) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM Size
SIM Size	SIM1: Micro, SIM2: Micro	SIM1: Nano, SIM2: eSIM
SIM Slot(s)
SIM Slot(s)	Dual SIM, GSM+GSM	Dual SIM, GSM+GSM
USB Connectivity
USB Connectivity	microUSB 2.0	Mass storage device, USB charging
VoLTE
VoLTE	-	Yes
Wi-Fi
Wi-Fi	Yes, Wi-Fi 4 (802.11 b/g/n)	Yes, Wi-Fi 6 (802.11 a/b/g/n/ac/ax), MIMO
Wi-Fi Features
Wi-Fi Features	Mobile Hotspot	Mobile Hotspot

Performance

Architecture
Architecture	-	64 bit
CPU
CPU	Quad core, 1.2 GHz, Cortex A7	Octa core (2.84 GHz, Single core, Kryo 680 + 2.42 GHz, Tri core, Kryo 680 + 1.8 GHz, Quad core, Kryo 680)
Chipset
Chipset	Qualcomm Snapdragon 200 MSM8212	Qualcomm Snapdragon 888
Fabrication
Fabrication	-	5 nm
Graphics
Graphics	Adreno 302	Adreno 660
RAM type
RAM Type	-	LPDDR5

Sensors

Fingerprint Sensor
Fingerprint Sensor	No	Yes
Fingerprint Sensor Position
Fingerprint Sensor Position	-	Side
Other Sensors
Other Sensors	Light sensor, Proximity sensor, Accelerometer	Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope

Storage

Expandable Memory
Expandable Memory	Yes, Up to 128 GB	No
Internal Memory
Internal Memory	8 GB	128 GB
Storage Type
Storage Type	-	UFS 3.1