Sony Xperia Z5 Premium has a pixel density of:
801.06

A.K.A.
Released: 2015

Resolution: 3840×2160 5.5″ display

Ultra HD 1 (UHD-1) 3840×2160, 16:9 aspect ratio

Totaling 8.29mp (megapixels) and having a PPI of 801.06

Category: Phone
Tags: Sony

Sony Xperia Z5 Premium

Codename	Satsuki
Brand	Sony
Manufacturer	Sony Mobile Communications
Slogan	Introducing The World’s First 4K Smartphone[1]
Series	Sony Xperia
Model	E6853 (single sim), E6833, E6883 Dual SIM (Nano-SIM, dual stand-by) SO-03H (Japanese variant for NTT DoCoMo)
First released	5 November 2015; 3 years ago (2015-11-05)
Availability by Region	25 November 2015; 3 years ago (2015-11-25) (Canada) 5 November 2015; 3 years ago (2015-11-05) (Taiwan) 7 November 2015; 3 years ago (2015-11-07) (India) 10 November 2015; 3 years ago (2015-11-10) (Singapore) 12 November 2015; 3 years ago (2015-11-12) (United Kingdom) 13 November 2015; 3 years ago (2015-11-13) (Europe) 20 November 2015; 3 years ago (2015-11-20) (Japan, SO-03H variant exclusively for NTT DoCoMo)
Successor	Sony Xperia XZ Premium (2017)
Related	Sony Xperia Z5 Sony Xperia Z5 Compact
Type	Touchscreen smartphone
Form factor	Slate
Dimensions	154.4 mm (6.08 in) H 76.0 mm (2.99 in) W 7.8 mm (0.31 in) D
Mass	180 g (6.3 oz)
Operating system	Latest available software Android 5.1.1 Lollipop (launch) Android 6.0 Marshmallow Android 6.0.1 Marshmallow Android 7.0 Nougat Android 7.1.1 Nougat (current) Latest available software: 32.4.A.1.54 Release started: 2017-10 (Oct) -10
System on chip	Qualcomm Snapdragon 810 MSM8994
CPU	Octa-core (2.0 GHz Quad-core Cortex-A57 & 1.5 GHz Quad-core Cortex-A53) 64-bit 20 nm
GPU	Adreno 430
Memory	3 GB LPDDR4 RAM
Storage	32 GB
Removable storage	Up to 256 GB microSDXC Samsung, SanDisk, Sony
Battery	Non-user removable Li-ion 3,430 mAh
Data inputs	Multi-touch, capacitive touchscreen, proximity sensor
Display	5.5 in (140 mm) 4K UHD (3840×2160),IPS LCD 806 ppi TRILUMINOS™ Display with Live Color LED X-Reality Engine for Mobile Dynamic Contrast Enhancer
Rear camera	23 MP back-side illuminated sensor, LED flash, 4K (2160p) video recording @ 30 fps, 1080p@60fps, 720p@120fps, 0.03 seconds Hybrid Autofocus
Front camera	5.1MP, 1080p video recording @ 30fps, 720p@60fps
Connectivity	-Wi-Fi -DLNA -GPS/GLONASS/BeiDou NFC -Bluetooth 4.1 -External Hard Disk MHL 3.0 USB 2.0 (Micro-B port, USB charging, Quick Charge 2.0) USB OTG (Only FAT32, exFAT) 3.50 mm (0.138 in) headphone jack, 5 pole, fingerprint sensor
Other	List Available in graphite black, chrome and gold IP65 / IP68 (Dust protected, Water jet protected & Waterproof) Digital Noise cancellation Sony Exmor R for Mobile Sony Exmor RS for Mobile Sony G Lens 1/2.3 Aperture sensor Sony BIONZ image processor SteadyShot Smile shutter SensMe TrackID Sony Entertainment Network PlayStation App Remote Play 1seg (SO-03H variant only) Osaifu-Keitai (SO-03H variant only) NOTTV (SO-03H variant only) POBox Plus (SO-03H variant only)
Website	Official Website Official Forum Official Latest available software Submit Google Issues Chat Support Sony Authorized Service Centre Locator

This righthand infobox courtesy of Wikipedia.