Teracube sapphire

Guides

/e/OS Installer

A web application that simplifies installing /e/OS on your phone by guiding you through easy-to-follow steps.

Install
Command line

For advanced users, installing /e/OS with Android platform tools.

Install
Build

Build /e/OS for yourself with your own settings.

Build

Boot Modes

Recovery

With the device powered off - hold Volume Up + Power to open the menu. Use Volume Up and Volume Down to navigate and Power to select. Select Recovery option

Download

With the device powered off - hold Volume Up + Power to open the menu. Use Volume Up and Volume Down to navigate and Power to select. Select Bootloader option

Support the project

Join the testing community Report an issue about sapphire Contribute Donate

Usability

Known issue(s) 0

Teracube 2s (2025)

sapphire

Apps Compatibility

Safetynet
✅
Rootbeer
✅

Bootloader relocking support

Any vendor
✅

Verified boot support

Any vendor
✅

Device details

Release
2025
SoC
Mediatek Helio G36 (MT6765V/XBA)
RAM
4 GB
CPU
Octa-core Cortex-A53
4 x 2.20 GHz + 4 x 1.60 GHz
Architecture
arm64
GPU
Imagination Technologies PowerVR Rogue GE8320
Network
  • 2G bands: 850 900 1800 1900
  • 3G bands: 1 2 4 5 8
  • 4G bands: 1 2 3 4 5 7 12 17 20
  • 4G bands: VoLTE
  • 4G bands: VoWiFi
Storage
64 GB
SD card
Up to 128 GB
Screen
6.1 in
720x1560 (282 PPI)
HD+ IPS LCD (max 60 Hz)
Device Tree
android_device_teracube_sapphire
Bluetooth
5.0
Wi-Fi
802.11 a/b/g/n/ac, Dual band, Wi-Fi Direct, Hotspot
Peripherals
  • Fingerprint Scanner
  • Dedicated Dual SIM slots
  • Dedicated Micro SD Card Slot
  • 3.5mm Headphone Jack
  • USB-C Port
  • USB OTG
  • NFC
  • GPS
  • A-GPS
  • Galileo
  • GLONASS
  • Accelerometer
  • Ambient Light Sensor
  • Compass
  • Gyroscope
  • Magnetometer
  • Proximity Sensor
  • FM Radio
  • Wi-Fi Display
Camera(s)
No of Cameras: 2
  • 13+8 MP rear, LED flash
  • 8 MP Front, LED flash
Dimensions
155.2 mm (6.1 in) (h)
73.3 mm (w)
10.1 mm (d)
Battery
Removable Li-Ion 4000 mAh

/e/OS Information

Maintainers
  • /e/OS Build Team
Build versions
  • A14 (official)
Models Supported
Models:
  • Serial Number starting with 2025 (ex: 202501T2Sxxxxxx)
Other models are not supported
Disclaimer: We cannot guarantee that all the device specific information on this page is 100 % up to date or accurate. Read more.