Microsoft Surface Duo Specs
Performance
Operating System    Android 10
Memory    6 GB
Chipset    Qualcomm Snapdragon855
CPU    1.78 GHz Kryo 485 Quad-Core
2.42 GHz Kryo 485 Triple-Core
2.84 GHz Kryo 485 Single-Core
GPU    Adreno 640
Storage Capacity    256 GB
Display
Size    8.1"
Native Resolution    2700 x 1800
Refresh Rate    60 Hz
Aspect Ratio    3:2
Pixel Density    401 ppi
Panel Type    OLED
Screen Coating    Gorilla Glass 5
Secondary Display
Location    Interior
Size    5.6"
Native Resolution    1800 x 1350
Refresh Rate    60 Hz
Aspect Ratio    4:3
Pixel Density    402 ppi
Panel Type    OLED
Screen Coating    Gorilla Glass 5
Input/Output Connectors
Ports    1 x USB Type-C (USB 3.1 / USB 3.2 Gen 1)
Speaker    Yes
Media/Memory Card Slot    None
SIM Card Slots    1 x Nano SIM
1 x eSIM
Communications
GSM 2G    GSM: 850, 900, 1800, 1900 MHz
GSM 3G/3.5G    UMTS, HSPA+: 850, 900, 1900, 2100 MHz
4G LTE    LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 66 Bands
Wi-Fi    Wi-Fi 5 (802.11ac); Dual-Band (2.4 & 5 GHz)
Bluetooth    Bluetooth 5.0 + LE 
NFC    No
GPS    Yes
FM Radio    No
Camera System
Camera System    Rear
Wide: 11 MP Sensor (1 µm Pixels) with a 23mm f/2.0 Lens
Focus Type    Rear Wide: Phase-Detect Autofocus
Video Recording    Rear
UHD 4K at up to 60 fps
1080p at up to 60 fps
General
Biometric Authentication    Fingerprint (Side)
Sensors    Accelerometer, Fingerprint, Proximity
IP Rating    None
Keyboard    Virtual
Pointing Device    None
Battery    Internal Lithium-Ion (3577.0 mAh)
Wireless Charging    None
Dimensions (W x H x D)    7.4 x 5.7 x 0.2" / 186.9 x 145.2 x 4.8 mm Unfolded
Weight    1.46 lb / .66 kg
Warranty Length    Limited 1-Year Warranty
Packaging Info
Package Weight    1.51 lb
Box Dimensions (LxWxH)    6.7 x 4.8 x 2.3"