Release year:   2020
Network: GPS or GPS + Cellular (LTE/4G)
Material:

Aluminum - Glass front, ceramic/sapphire glass back, aluminum frame
Stainless steel - Glass front (Sapphire glass), ceramic/sapphire glass back, stainless steel frame

Screen:

40 mm
1,57” Retina LTPO OLED, 1000 nits (peak)
394 x 324 pixels (~326 ppi density)
Ion-X reinforced glass

44 mm
1,78” Retina LTPO OLED, 1000 nits (peak)
448 x 368 pixels (~326 ppi density)
Ion-X reinforced glass

Processor: Apple S6
Dual core
PowerVR
Remind: 32GB 1GB RAM
Bacteria: Li-Ion 303,8 mAh (1,17 Wh), non-removable
Wireless
Other:

Accelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max
Wi-Fi 802.11 b/g/n, dual band
Bluetooth 5.0
NFC
eSIM

Measure: 40mm – 4cm x 3,4cm x 1,07cm
44mm – 4,4cm x 3,8cm x 1,07cm
Weight: Aluminum 40 mm – 30,5 g Stainless steel – 39,7 g
Aluminum 44 mm – 36,5 g Stainless steel – 47,1 g