Apple Watch Series 9 (45mm) vs Apple Watch Series 1 (38mm)
Apple Watch Series 9
(45mm)
$429
Apple Watch Series 1
(38mm)
$269
|
Base Price (MSRP)
$429
|
Base Price (MSRP)
$269
|
|
CPU
S9
|
CPU
S1P
|
|
GPU
S9
|
GPU
PowerVR SGX543 S1
|
|
Memory
1GB
|
Memory
512MB
|
|
Storage
64GB
|
Storage
8GB
|
|
Display
1.9" LTPO OLED 484×396 Touch
|
Display
1.3" OLED 340×272 Touch
|
FP32
|
|
Apple Watch Series 9 (45mm) - 225 GFLOPS FP32
x35.16
Apple Watch Series 1 (38mm) - 6.4 GFLOPS FP32
x1
|
225 GFLOPS FP32
0%
|
6.4 GFLOPS FP32
0%
|
|
1GB
|
512MB
|
|
64GB
|
8GB
|
|
58 min 4K Video
1%
|
Unknown # min 4K Video
0%
|
|
|
|
|
1.9"
LTPO OLED
Always On
|
1.3"
OLED
-
|
|
1.9"
|
1.3"
|
|
Area
1.8 in² (11.4 cm²)
null Aspect Ratio
|
Area
0.9 in² (5.7 cm²)
null Aspect Ratio
|
|
Brightness
1,000 Nits
2,000 Nits Peak
|
Brightness
-
500 Nits Peak
|
|
Refresh Rate
60Hz
Variable
|
Refresh Rate
60Hz
-
|
|
-
|
-
|
|
-
|
-
|
|
Resolution
484×396
0.2 Million Pixels
329 PPI
|
Resolution
340×272
0.1 Million Pixels
326 PPI
|
|
484×396
|
340×272
|
|
1,000,000:1 Contrast
|
100,000:1 Contrast
|
|
Viewing Angles
178° Horizontal
178° Vertical
|
Viewing Angles
178° Horizontal
178° Vertical
|
|
Colour Depth
8-bit
|
Colour Depth
8-bit
|
|
-
|
-
|
|
-
|
-
|
|
-
Fully Laminated
|
-
Fully Laminated
|
|
Touch
Capacitive
|
Touch
Capacitive
|
484×396
340×272
|
No Biometrics
|
No Biometrics
|
|
1
|
1
|
|
1
|
1
|
|
No Cellular
Cellular
|
No Cellular
|
|
|
|
|
|
|
|
Wi-Fi 4E (802.11n)
1 Stream
Up to 150Mbps
|
Wi-Fi 4 (802.11n)
1 Stream
Up to 72Mbps
|
|
Bluetooth 5.3
|
Bluetooth 4.0
|
|
Motion
Accelerometer
Gyroscope
Altimeter
|
Motion
Accelerometer
Gyroscope
Altimeter
|
|
Health
Optical Heart (PPG)
Electrical Heart (ECG)
Blood Oxygen (SpO2)
Skin Temperature
|
Health
Optical Heart (PPG)
-
-
-
|
|
Utility
Proximity
Ambient Light (ALS)
Crash Detection
|
Utility
Proximity
Ambient Light (ALS)
-
|
|
Communication
NFC
Ultra-Wideband Chip
|
Communication
NFC
-
|
|
Location
GPS
GLONASS
Galileo
QZSS
Beidou
Compass
|
-
-
-
-
-
-
-
|
|
Integrated Chipset
|
Integrated Chipset
|
|
External
|
External
|
|
|
|
|
1.2Wh
308mAh
3.85V
Lithium-Ion
|
0.8Wh
205mAh
3.80V
Lithium-Ion
|
|
Up to 18 Hours
|
Up to 18 Hours
|
|
Charge Time
45 min 80%
|
-
-
|
|
watchOS
|
watchOS
|
|
Build Material
Aluminum, Glass
IP6X
Up to 50m Water Resistant
|
Build Material
Aluminum, Glass
IPX7
Up to 1m Water Resistant
|
|
Proprietary Wireless Charging
|
Proprietary Wireless Charging
|
|
Height
45 mm (1.8 in)
Width
38 mm (1.5 in)
Depth
10.7 mm (0.4 in)
Volume
0.018 L
|
Height
38.6 mm (1.5 in)
Width
33.3 mm (1.3 in)
Depth
10.5 mm (0.4 in)
Volume
0.013 L
|
|
Weight
39 g (1.38 oz)
|
Weight
25 g (0.88 oz)
|
|
CPU
Not Upgradable
|
CPU
Not Upgradable
|
|
GPU
Not Upgradable
|
GPU
Not Upgradable
|
|
Memory
Not Upgradable
|
Memory
Not Upgradable
|
|
Storage
Not Upgradable
|
Storage
Not Upgradable
|
|
Wi-Fi
Not Upgradable
|
Wi-Fi
Not Upgradable
|
|
Motherboard
Not Upgradable
|
Motherboard
Not Upgradable
|
|
Power Supply
Not Upgradable
|
Power Supply
Not Upgradable
|
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