Pine64 PinePhonePurism Librem 5Volla Phone
Display5.95 inch
1440 x 720 pixel
IPS LCD
5.7 inch
1440 x 720 pixel
IPS LCD
6.3  inch with V-notch
ProcessorAllwinner A64
4 x ARM Cortex-A53
Mali-400 MP2 graphics
NXP i.MX8M
4 x ARM Cortex-A53 CPU cores @ 1.5 GHz
Vivante GC7000Lite GPU
MediaTek Helio P23
8 x ARM Cortex-A53 CPU cores @ 2.3 GHz
Mali-G71 MP2 GPU @ 770 MHz
RAM2GB/3GB LPDDR33GB4GB
Storage16GB/32GB eMMC
microSD (up to 2TB)
32GB eMMC
microSD
64GB
microSD (up to 256GB)
WirelessWiFi 4
Bluetooth 4.0
GPS
4G LTE (Quectel E-25G)
WiFi 4 (dual-band)
Bluetooth 4.0
GPS (Teseo LIV3F GNSS)
4G LTE (Gemalto PLS8)
Dual-band WiFi
Bluetooth 4.2
GPS
4G LTE Cat 6
PortsUSB-C
3.5mm audio
USB-C 3.0
3.5mm audio
Smartcard
USB-C
3.5mm audio
Dual nano SIM
Cameras5MP rear
2MP front
13MP rear
8MP front
Dual nano SIM
Cameras 16MP + 2MP rear w/PDAF
16MP MP front
Battery3,000 mAh (removable)3,500 mAh (removable)5,000 mAh
Charging5V/3A5V/3A9V/2A fast charging (wired)
Wireless charging
Sensors Accelerator
Gyroscope
Proximity
Compass
Ambient Light
Barometer
Accelerator
Gyroscope
Proximity
Compass
Ambient Light
Barometer
Fingerprint (rear)
Gravity
Proximity
Light
Geomagnetic
ButtonsPower
Volume
Power
Volume
Power
Volume
Hardware kill switchesModem
WiFi/Bluetooth
Microphone
Rear camera
Front camera
Headphone
WiFi/Bluetooth
Cellular Baseband
Cameras/Mic
(Turn off all three to also disable IMU+compass, GNSS, ambient light, and proximity sensors)
No
Dimensions160.5 x 76.6 x 9.2mm150 x 75 x 15.5mm (Aspen Batch)???
Weight180 – 200 grams????
Price$149/$199$749€359 (~$420)

More details:

PinePhone Specs

Purism Librem 5 specs

Volla Phone specs