Apple Watch SE vs Apple Watch Series 7 Aluminum

Phones Images
Apple Watch SE Apple Watch Series 7 Aluminum
PHONES
Phone Names Apple Watch SE Apple Watch Series 7 Aluminum
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 1700(AWS) / 1900 / 2100 - USA, LATAM, CanadaHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - International
4G bands1, 2, 3, 4, 5, 7, 12, 13, 17, 18, 19, 25, 26, 39, 40, 41, 66 - USA, LATAM, Canada1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 25, 26, 28, 39, 40, 41, 66 - International
SpeedHSPA, LTEHSPA, LTE
TechnologyGSM / HSPA / LTEGSM / HSPA / LTE
 1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 25, 26, 28, 39, 40, 41, 66 - Global1, 2, 3, 4, 5, 7, 12, 13, 14, 17, 18, 19, 25, 26, 39, 40, 41, 66 - USA, LATAM, Canada
Launch
Announced2020, September 152021, September 14
StatusAvailable. Released 2020, September 18Available. Released 2021, October 15
Body
BuildGlass front, ceramic/sapphire crystal back, aluminum frameGlass front, ceramic/sapphire crystal back, aluminum frame
Dimensions44 x 38 x 10.4 mm (1.73 x 1.50 x 0.41 in)45 x 38 x 10.7 mm (1.77 x 1.50 x 0.42 in)
SIMeSIMeSIM
Weight36.4 g (1.27 oz)32 g (41mm), 38.8 g (45mm) (1.13 oz)
 50m water resistantIP6X certified 50m water resistant ECG certified (region dependent SW application; HW available on all models)
Display
ProtectionIon-X strengthened glassIon-X strengthened glass
Resolution448 x 368 pixels (~326 ppi density)484 x 396 pixels (~326 ppi density)
Size1.78 inches1.9 inches
TypeRetina LTPO OLED, 1000 nits (peak)Retina LTPO OLED, 1000 nits (peak)
 -Always-on display
Platform
CPUDual-coreDual-core
ChipsetApple S5Apple S7
GPUPowerVRPowerVR
OSwatchOS 7.0, upgradable to watchOS 10.6.1watchOS 8.0, upgradable to watchOS 26.1
Memory
Card slotNoNo
Internal32GB 1GB RAM32GB 1GB RAM
 -eMMC 5.1
Sound
3.5mm jack NoNo
35mm jackNoNo
Loudspeaker YesYes
Comms
Bluetooth5.0, A2DP, LE5.0, A2DP, LE
NFCYesYes
PositioningGPS, GLONASSGPS, GLONASS, GALILEO, QZSS, BDS
RadioNoNo
USBNoNo
WLANWi-Fi 802.11 b/g/nWi-Fi 802.11 b/g/n, dual-band
Features
SensorsAccelerometer, gyro, heart rate (2nd gen), barometer, always-on altimeter, compassAccelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max
 Natural language commands and dictation (talking mode)Natural language commands and dictation (talking mode) Ultra Wideband (UWB) support
Battery
ChargingWirelessWireless, 0-80% in 45 min
TypeLi-IonLi-Ion 309 mAh (1.19 Wh)
Misc
ColorsSilver, Gold, Space GrayStarlight, Midnight, Blue, Green, Red
ModelsA2353, A2354, A2355, A2356, A2351, A2352A2473, A2474, A2475, A2476, A2477, A2478, watch6,6, watch6,7, watch6,8, watch6,9
PriceAbout 290 EURAbout 500 EUR
SAR-1.10 W/kg (head)
SAR EU-0.70 W/kg (head)     1.50 W/kg (body)
Camera
 NoNo