Specifications
COLDCARD Mk4#
COLDCARD Mk4's new features and specs
- Size: 88 x 52 x 10 mm (cover on)
- Size: 86 x 50 x 7.5 mm (cover off)
- Weight: approximately 30 grams
- Power: 50mA at 5 volts
- Connectors: USB-C and MicroSD slot
- Unofficial Volumetric 3D models: Main unit: STL, Main unit: STEP, Sleeve: STL, Sleeve: STEP
COLDCARD Q#
COLDCARD Q's new features and comparison with Mk4
- Size: 120 x 75 x 22 mm (at thickest point)
- Weight: 93g (without batteries)
- Power: 75mA at 5 volts over USB, or 3xAAA batteries
- Connectors: USB-C and 2x MicroSD slots
- Unofficial Volumetric 3D models: STL, STEP.
- Slide cover (unofficial) 3D models: STL, STEP.
COLDCARD Mk3#
- Size: 88 x 51 x 9 mm
- Weight: approximately 30 grams
- Power: 40mA at 5 volts
- Connectors: MicroUSB and MicroSD slot
- Unofficial Volumetric 3D model [STP] by @TiKawamoto
Obsolete Versions#
- Mk2 (had less memory than Mk3) circa 2019
- Mk1 (had touch keypad) circa 2018