Nokia N81 vs Sony Xperia XZ2 Premium Specs Comparison

Display

Size
2.4-inch	5.8-inch
Resolution
320 x 240 px, 167 PPI	3840 x 2160 px, 16:9 ratio, 760 PPI
Technology
TFT	IPS LCD
Screen-to-body
35.18 %	73.36 %
Colors
16 777 216	16 777 216
Peak brightness
	900 cd/m2 (nit)
Features
	HDR support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor

Hardware

System chip
	Qualcomm Snapdragon 845 SDM845 (10 nm)
Processor
Single core, 369 MHz, ARM11	Octa-core, 2800 MHz, Kryo 385, 64-bit
GPU
	Adreno 630
RAM
0.1GB	6GB (LPDDR4)
Internal storage
0.012GB	64GB, available to use: 49 GB
Storage expansion
microSD	microSDXC up to 400 GB
OS
Symbian (9.2)	Android (9.0 Pie, 8.0 Oreo)
ROM
128 MB
Device type
Smartphone	Smartphone

Battery

Capacity
1050 mAh	3540 mAh
Type
Li - Ion, User replaceable	Li - Polymer, Not user replaceable
Charging
	Qualcomm Quick Charge 3.0, USB Power Delivery, Qi wireless charging

Camera

Rear
Single camera	Dual camera
Main camera
2 MP	19 MP (Laser and PDAF, CMOS image sensor) Specifications: Aperture size: F1.8 Focal length: 25 mm Sensor size: 1/2.3" Pixel size: 1.22 μm
Second camera
	12 MP (Black and White, Laser and PDAF, CMOS image sensor) Specifications: Aperture size: F1.6 Focal Length: 25 mm Sensor size: 1/2.3" Pixel size: 1.55 μm
Flash
Yes	LED
Video recording
320x240 (QVGA) (15 fps) Features: Video calling	3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (960 fps), 1280x720 (HD) (960 fps) Features: HDR, EIS, Video calling, Video sharing
Front
Yes	13 MP (Autofocus), Video capture: 1920x1080 (Full HD)

Design

Dimensions
4.01 x 1.96 x 0.70 inches (102 x 50 x 17.9 mm)	6.22 x 3.15 x 0.47 inches (158 x 80 x 11.9 mm)
Weight
4.93 oz(140.0 g)	8.32 oz(236.0 g)
Materials
	Back: Glass Frame: Aluminum
Resistance
	Water, Dust; IP68
Biometrics
	Fingerprint (touch)
Features
Numeric keypad, Soft keys, Music control keys	Notification light
Keys
Right: Volume control, Camera shutter	Right: Volume control, Camera shutter, Lock/Unlock key
Colors
	Black, Silver

Cellular

4G (FDD)
	Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 19(800 Upper), 20(800 DD), 26(850+), 28(700 APT), 29(700 d), 32(1500 L-band), 66(AWS-3)
4G (TDD)
	Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46
3G
Bands 1(2100)	Bands 6(800), 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)
Data Speed
UMTS	LTE-A Pro Cat 18 (1200/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
SIM type
	Nano SIM

Multimedia

Headphones
3.5mm jack	No 3.5mm jack
Speakers
	Earpiece, Multiple speakers
Features
	aptX-HD
Screen mirroring
	DLNA,Wireless screen share
Radio
FM, Stereo, Visual Radio
Additional microphone(s)
	Noise cancellation

Connectivity & Features

Bluetooth
2.0, Yes	5.0
Wi-Fi
802.11 b,g	802.11 a,b,g,n,ac,dual-band MIMO, Wi-Fi Direct, Hotspot
USB
microUSB, USB 2.0, Features: Mass storage device	Type-C (reversible), USB 3.1, Features: Mass storage device, OTG, Charging, Headphones port
Location
	GPS, A-GPS, Glonass, Galileo, BeiDou
Sensors
	Accelerometer, Gyroscope, Compass, Barometer, Step detector, Step counter
Other
UPnP, SyncML, VoIP, Computer sync	NFC, VoIP, Tethering, Computer sync, OTA sync

Regulatory Approval

FCC approval
Date approved: Sep 17, 2007 FCC ID value: OW3RM-256
Measured SAR
Head: 0.73 W/kg Measured in: 1900 MHz Body: 0.40 W/kg Measured in: 1900 MHz
EU SAR
Head: 0.81 W/kg

Buyers information

MSRP
	$ 1000

Availability

Officially announced
Aug 29, 2007	Apr 16, 2018

Alternative variants

with Dual SIM

Dual SIM	Yes

Links

Full specifications
Nokia N81 Specs	Sony Xperia XZ2 Premium Specs
PhoneArena Review
	Sony Xperia XZ2 Premium Review
User Reviews
Nokia N81 User Reviews