Operating system
Windows 10
Processor
Qualcomm Snapdragon 810
Octa-core 2.0GHz
Clock rate: 2000 MHz
Display
5.7" WQHD (2560 x 1440)
TrueColor (24-bit/16M) 
AMOLED, ClearBlack 
518ppi 
Orientation sensor, sunlight readability enhancements, easy to clean, high brightness mode, Lumia color profile, wide viewing angle, Corning Gorilla Glass 3, automatic brightness control 
Super sensitive touch
Memory4
Mass memory: 32GB
RAM: 3GB
Maximum memory card size: 200GB
Expandable memory card type: microSD
Microsoft OneDrive cloud storage
Battery6
Replaceable battery
3340mAh
3.8V
Built-in wireless charging, fast charging
Wireless charging standard: Qi
Max standby time: Up to 300 hr
Max talk time: Up to 19 hr
Max music playback time: 70 hr
Max Wi-Fi network browsing time: 9 hr
Max video playback time: 11 hr
Networks7
GSM network: 850MHz, 900MHz, 1800MHz, 1900MHz
GSM max data speed DL: EGPRS 296.0kbps 
GSM max data speed UL: EGPRS 236.8kbps 
WCDMA network: Band 1 (2100MHz), Band 2 (1900MHz), Band 4 (1700/2100 MHz), Band 5 (850MHz), Band 8 (900MHz) 
WCDMA max data speed DL: 42.2Mbps (Cat 24) 
WCDMA max data speed UL: 5.76Mbps (Cat 6) 
LTE FDD network: Band 1 (2100MHz), Band 17 (700MHz), Band 2 (1900MHz), Band 20 (800MHz), Band 3 (1800MHz), Band 4 (1700/2100 MHz), Band 5 (850MHz), Band 7 (2600MHz), Band 8 (900MHz), Band 28 (700MHz), Band 12 (700MHz) 
TD-LTE network: Band 38 (2570-2620MHz), Band 40 (2300-2400MHz), Band 41 partially (2555-2575 MHz)
LTE max data speed DL: 300 Mbps (Cat 6) 
LTE max data speed UL: 50 Mbps (Cat 6) 
Maps and navigation8
Location technologies: A-GLONASS, A-GPS, barometer, cellular and Wi-Fi network positioning, sensor enhanced positioning, gyroscope, A-BeiDou
Maps: Free maps, online and offline favorites, pin places to Start screen, real-time traffic information, reveal the surrounding places, turn-by-turn walk directions, public transport and drive directions, free global voice guided turn-by-turn drive navigation, offline maps and navigation, speed limit information, map views: satellite, street maps, public transport
Main camera
20MP auto focus with two-stage capture key
Digital zoom: 2x
6-lens optics
Optical image stabilization
Sensor size: 1/2.4"
F-number/aperture: f/1.9
Focal length: 26mm
Flash type: Natural flash
Features: Backside-illuminated image sensor, High-resolution zoom 2x, PureView, True 16:9 sensor, Fast Focus
Minimum focus range: 10cm
Front-facing camera
Full HD 5MP wide angle
F-number/aperture: f/2.4
Features: Still image capture, Video call, Video recording
Front camera video resolution: 1080p (Full HD, 1920 x 1080)
Video recording
Main camera video resolution: 4K (3840 x 2160)
Video frame rate: 30fps
Video zoom: 3x
Video recording features: Video zoom, optical image stabilization, Continuous autofocus, Video light, Lumia Rich Recording with four microphones, Lumia Video Trimmer app
Video recording formats: MP4/H.264
Audio
Recording codecs: AAC LC, AMR-NB, GSM FR
Recording: Lumia Rich Recording with four microphones
Playback: Graphical equalizer, virtualized loudspeaker listening
Radio features: FM Radio9
Video playback
30fps
Codecs: H.263, H.264/AVC, MPEG-4, VC-1, Windows video, H.265/HEVC
Video streaming: YouTube browsing and video streaming, streaming from video services and Internet, progressive video download, Video Upload app
Design
Design details: Exchangeable back cover
Other user interface features: Glance screen, tactile feedback, voice commands, voice dictation in edit fields
Keys and input methods
Touch, volume keys, camera key, power/lock key
Sensors
Ambient light sensor, Accelerometer, Proximity sensor, Barometer, Gyroscope, Magnetometer, SensorCore
Tools and productivity10
Productivity features: Calendar, interactive notifications, pin information to Start screen, reminders, voice dictation in edit fields, wired and wireless Continuum for phone, Word Flow keyboard
Personal information management features: Calculator, alarm clock, reminders, phonebook, to-do list, Kid’s Corner, OneNote, social networks in Phonebook, Wallet, file manager
Business apps: Adobe Reader free download, Company Hub for enterprise applications, Microsoft Outlook, OneDrive storage for documents and notes, Skype for Business, Integrated OneDrive for Business, Office apps
Back-up and resort data: Yes
Sync type: Exchange Active Sync, Via Windows Phone apps, OneDrive documents
Device management: AirWatch, MobileIron, Symantec, Microsoft System Center, OMA Client Provisioning v1.1, OMA Device Management 1.1.2, OMA Device Management v1.2, Windows Intune
Messaging features
Text messaging, automatic resizing of images for MMS, distribution lists for messaging, multimedia messaging, conversational chat style SMS, unified inbox for SMS and MMS, concatenated SMS for long messages, integrated text messaging and chat, number screening for messaging, text-to-speech message reader, built-in RCS chat
Call management
Call types: Conference call, HD voice call, Skype video call, Skype voice call
Call management features: Call waiting, call history, call forwarding, integrated hands-free speakers, speed dial, voice mail, call recording, seamless upgrade to video call
Noise cancellation: Multi-microphone uplink noise cancellation
Phonebooks: Supports one integrated phonebook
Other applications
Game features: Touch UI, Xbox Live Hub, DirectX 11
Email
Viewing and editing of email attachments, multiple email accounts, HTML emails, inbox filtering, text-to-speech message reader, conversational view on email, linked inboxes
Browser
Microsoft Edge
Social apps
Facebook, LinkedIn, Twitter, WhatsApp, OneDrive
Device security
General Security features: Device lock, PIN code, Device lock passcode, Regular signed firmware updates, Track and Protect via Internet, application certification, application sandboxing, backup and restore via Internet, browser integrated anti-phishing, remote device lock via Internet, remote device wipe via Internet, secure boot, signed OS, consumer VPN, Windows Hello ready
Enterprise security features: Mobile VPN, remote lock and wipe, hardware accelerated device encryption, mobile device management, remote security policy enforcement, data protection under PIN lock, secure identities
Supported security standards: TLS v1.0, TLS v1.1, TLS v1.2, SSL v3.0, Suite B ciphers
Wi-Fi security modes: EEAP-TTLS/MSCHAPv2, WPA, WEP, EAP-AKA, PEAP-MSCHAPv2, WPA2 (AES/TKIP), WPA2-Enterprise, WPA2-Personal, EAP-TLS, WPA-Enterprise, EAP-SIM, WPA-Personal
Connectivity
Dual Nano SIM
3.5mm audio connector, DisplayPort over USB-C
Charging connectors: USB-C
System connectors: USB-C
USB, USB 3.1
Bluetooth 4.1
Bluetooth profiles: Advanced Audio Distribution Profile (A2DP) 1.2, Audio/Video Remote Control Profile (AVRCP) 1.4, Generic Attribute Profile (GATT), Hands-free profile (HFP) 1.6, Human Interface Device Profile (HID), Object Push profile (OPP) 1.1, Personal Area Network Profile (PAN) 1.0, Phone Book Access Profile (PBAP) 1.1, HID over GATT profile (HOGP) 1.0, Message Access Profile (MAP)
NFC: Pairing, secure NFC for payment, sharing, tagging
Wi-Fi: WLAN IEEE 802.11 a/b/g/n/ac, Wi-Fi Direct, MIMO, Wi-Fi call
Wi-Fi hotspot: Up to 8 Wi-Fi-enabled devices
Other wireless connectivity: Screen projection
Local sharing
Peer-to-peer sharing: Lumia Beamer, Lumia Storyteller, Play to DLNA app, Nearby Discovery
Dimensions
5.98 x 3.09 x .33 inches (151.9 x 78.4 x 8.3 mm) (L x W x H11)