Nokia Lumia 820 vs Nokia X90

Key Specs

Battery
Battery	1650 mAh	5000 mAh
Display
Display	4.3 inches (10.92 cm)	6.5 inches (16.51 cm)
Front Camera
Front Camera	0.3 MP	16 MP
Processor
Processor	Qualcomm Snapdragon S4 Plus MSM8960	Qualcomm Snapdragon 765
RAM
RAM	1 GB	-
Rear Camera
Rear Camera	8 MP	108 MP + 8 MP + 2 MP

Battery

Capacity
Capacity	1650 mAh	5000 mAh
Quick Charging
Quick Charging	-	Yes, Fast
Removable
Removable	Yes	No
Standby time
Standby Time	Up to 330 Hours(3G) / Up to 330 Hours(2G)	-
TalkTime
TalkTime	Up to 8.1 Hours(3G) / Up to 15.4 Hours(2G)	-
Type
Type	Li-ion	Li-Polymer
USB Type-C
USB Type-C	-	Yes

Camera

Autofocus
Autofocus	-	Yes
Camera Features
Camera Features	-	Digital Zoom Auto Flash Face detection Touch to focus
Camera Setup
Camera Setup	-	Single
Flash
Flash	-	Yes, LED Flash
Image Resolution
Image Resolution	-	12000 x 9000 Pixels
Resolution
Resolution	-	16 MP, Primary Camera
Settings
Settings	-	Exposure compensation, ISO control
Shooting Modes
Shooting Modes	-	Continuous Shooting High Dynamic Range mode (HDR)

Design

Colours
Colours	Black, Blue, Grey, Red, White, Yellow	-
Height
Height	123.8 mm	-
Thickness
Thickness	9.90 mm	-
Weight
Weight	160 grams	-
Width
Width	68.5 mm	-

Display

Bezelless Display
Bezelless Display	-	Yes with waterdrop notch
Display Type
Display Type	AMOLED	IPS LCD
Pixel Density
Pixel Density	217 ppi	405 ppi
Resolution
Resolution	480x800 px	-
Screen Size
Screen Size	4.3 inches (10.92 cm)	6.5 inches (16.51 cm)
Screen to Body Ratio (calculated)
Screen to Body Ratio (calculated)	62.06 %	-
Touch Screen
Touch Screen	Yes, Capacitive Touchscreen, Multi-touch	Yes, Capacitive Touchscreen, Multi-touch

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Front Camera

Camera Features
Camera Features	Fixed Focus	-
Resolution
Resolution	0.3 MP, Primary Camera	-

General

Brand
Brand	Nokia	Nokia
Launch Date
Launch Date	January 10, 2013 (Official)	October 19, 2023 (Unofficial)
Operating System
Operating System	Windows Phone v8	Android v11

Main Camera

Autofocus
Autofocus	Yes	-
Camera Features
Camera Features	4 x Digital Zoom	-
Camera Setup
Camera Setup	Single	-
Flash
Flash	Yes, Dual LED Flash	-
Image Resolution
Image Resolution	3264 x 2448 Pixels	-
Resolution
Resolution	8 MP, Primary Camera(26 mm focal length)	-
Video Recording
Video Recording	1920x1080 @ 30 fps	-
Video Recording Features
Video Recording Features	Optical Image stabilization Stereo recording	-

Multimedia

Audio Jack
Audio Jack	3.5 mm	3.5 mm
FM Radio
FM Radio	Yes	-
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
Network Support
Network Support	5G Not Supported in India, 4G Not Supported in India, 3G, 2G	5G Not Supported in India, 4G Supported in India, 3G, 2G
SIM 1
SIM 1	4G Bands: FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 800(band 20) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz 4G Speed: 50 Mbit/s ↑ 150 Mbit/s ↓ (LTE category 3) 3G Speed: HSDPA 42 Mbit/s ↓, HSUPA 5.76 Mbit/s ↑ GPRS: Class 12, 32 - 48 kbps EDGE: Class 12	4G Bands: TD-LTE 2300(band 40) FD-LTE 1800(band 3) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM 2
SIM 2	-	4G Bands: TD-LTE 2300(band 40) FD-LTE 1800(band 3) 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	SIM1: Nano, SIM2: Nano
SIM Slot(s)
SIM Slot(s)	Single SIM, GSM	Dual SIM, GSM+GSM
Sim Slot(s)
Sim Slot(s)	-	Dual SIM, GSM+GSM
USB Connectivity
USB Connectivity	USB charging, microUSB, microUSB 2.0	Mass storage device, USB charging
VoLTE
VoLTE	-	Yes
Wi-Fi
Wi-Fi	Yes, Wi-Fi 4 (802.11 a/b/g/n)	Yes, Wi-Fi 4 (802.11 b/g/n)
Wi-Fi Features
Wi-Fi Features	Wi-Fi Direct	Mobile Hotspot
Wi-fi
Wi-fi	-	Yes, Wi-Fi 4 (802.11 b/g/n)

Performance

Architecture
Architecture	-	64 bit
CPU
CPU	Dual core, 1.5 GHz, Krait	Octa core (2.3 GHz, Single core, Kryo 475 + 2.2 GHz, Single core, Kryo 475 + 1.8 GHz, Hexa Core, Kryo 475)
Chipset
Chipset	Qualcomm Snapdragon S4 Plus MSM8960	Qualcomm Snapdragon 765
Fabrication
Fabrication	-	7 nm
Graphics
Graphics	Adreno 225	Adreno 620
Ram
RAM	-	6 GB

Sensors

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

Storage

Expandable Memory
Expandable Memory	Yes, Up to 64 GB	Yes, Up to 512 GB
Internal Memory
Internal Memory	8 GB	128 GB