Compare Apple Watch Series 2 42mm and Apple Watch Series 4 40mm Cellular
| Apple Watch Series 2 42mm | Apple Watch Series 4 40mm Cellular | |
|---|---|---|
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| Device Type | Apple Smartwatch | Apple Smartwatch |
| Launch Date | December 2016 | September 2018 |
| Display | Size: 1.65 inches 390 x 312 pixels Protection: Sapphire crystal glass Misc:390 x 312 pixels 3D Touch display |
Size: 1.57 inches 394 x 324 pixels Protection: Ion-X strengthened glass Misc: 394 x 324 pixels 3D Touch display |
| Hardware | CPU: Apple S2 (16 nm) Internal Memory: 8GB 512MB RAM Card Slot:No GPU: PowerVR G6200 SIM: No |
CPU: Apple S4 Internal Memory: 16GB 1GB RAM Card Slot:No GPU: PowerVR SIM: eSIM |
| Software | watchOS 3.0, upgradable to 6.2.8 | watchOS 5.0, upgradable to 9.5 |
| Network | Network: No 2G: - 3G:- 4G: - 5g: - |
Network: GSM / HSPA / LTE 2G: GSM 850 / 900 / 1800 / 1900 3G:HSDPA 4G: LTE 5g: - |
| Body | Dimensions: 42.5 x 36.4 x 11.4 mm Weight: 52.4 g body Colors:Sport band: silver case/white, black case/black Leather band: silver case/blue, brown, orange Stainless Steel band: silver case/silver, black case/black Misc: Glass front (Sapphire crystal), ceramic/sapphire crystal back, stainless steel frame 50m water resistant |
Dimensions: 40 x 34 x 10.7 mm Weight: 40 g Colors:Silver, Gold, Space Black Misc: Glass front, ceramic/sapphire crystal back, stainless steel frame 50m water resistant ECG certified (region dependent software application, hardware available on all models) |
| Connectivity | WiFi: Wi-Fi 802.11 b/g/n Bluetooth: 4.0, A2DP - USB:No NFC: Yes Radio: No Misc: - |
WiFi: Wi-Fi 802.11 b/g/n Bluetooth: 5.0, A2DP, LE - USB:No NFC: Yes Radio: No Misc: - |
| Audio | Speaker: Loudspeaker Audio Port: No 3.5mm jack Audio Format: - Misc:- |
Speaker: Loudspeaker Audio Port: No 3.5mm jack Audio Format: - Misc:- |
| Rear Camera | Resolution: No Video: - Features: - - |
Resolution: No Video: - Features: - - |
| Front Camera | Resolution: - Features: - - |
Resolution: - Features: - - |
| Maps | GPS, GLONASS | GPS, GLONASS, GALILEO, QZSS |
| Sensors | Accelerometer Gyro Heart Rate - |
Accelerometer Gyro Heart Rate Barometer - |
| Battery | Capacity: Li-Ion 334 mAh (1.27 Wh), non-removable Misc: Wireless charging - |
Capacity: Li-Ion 225 mAh (0.86 Wh), non-removable Misc: Wireless charging - |
| SAR | - | - |
| Misc | Natural language commands and dictation | Natural language commands and dictation (talking mode) |
| Models | A1758 | A1975, A1976, A2007, A2008 |
| Price | - | - |