Apple Watch Series 3 Edition (38mm) vs Apple Watch Series 4 (40mm)

Apple Watch Series 3 Edition (38mm) $1,299
Apple Watch Series 4 (40mm) $399
Base Price
$1,299
Base Price
$399
CPU
S3
CPU
S4
GPU
PowerVR GX6250 S3
GPU
S4
Memory
768MB
Memory
1GB
Storage
16GB
Storage
16GB
Display
1.3" OLED 340x272 Touch
Display
1.6" LTPO OLED 394x324 Touch
S3
2 Cores
2 Threads
0.884GHz Clock
S4
2 Cores
2 Threads
1.59GHz Clock
N/A
0%
N/A
0%
N/A
0%
N/A
0%
PowerVR GX6250 S3
64 Shaders
Shared Memory
450MHz
S4
128 Shaders
Shared Memory
562MHz
N/A
0%
FP32 0.06 TFLOPS
0%
N/A
0%
FP32 0.14 TFLOPS
0%
768MB
1GB
Unknown # Tabs
0%
Unknown # Tabs
0%
16GB
16GB
Unknown # min 4K Video
0%
Unknown # min 4K Video
0%
No Optical Drive
No Optical Drive
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1.3"
OLED
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1.6"
LTPO OLED
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1,000 Nits Peak
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1,000 Nits Peak
60Hz
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60Hz
Variable
340x272
0.1 Million Pixels
326 PPI
394x324
0.1 Million Pixels
325 PPI
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1,000,000:1 Contrast
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1,000,000:1 Contrast
Touch
Capacitive
Touch
Capacitive
No Cameras
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No Cameras
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Not Included
Not Included
Not Included
Not Included
Not Included
Not Included
Not Included
Not Included
No Biometrics
No Biometrics
1
1
1
1
Cellular
No Cellular
Cellular
Wi-Fi 4 (802.11n)
1 Stream
Up to 72Mbps
Wi-Fi 4 (802.11n)
1 Stream
Up to 72Mbps
Bluetooth 4.2
Bluetooth 5.0
Motion
Accelerometer
Gyroscope
Altimeter
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Motion
Accelerometer
Gyroscope
Altimeter
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Health
Optical Heart
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Health
Optical Heart
Electrical Heart
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Utility
Proximity
Ambient Light
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Utility
Proximity
Ambient Light
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Communication
NFC
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Communication
NFC
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Location
GPS
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GLONASS
Galileo
QZSS
Beidou
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Location
GPS
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GLONASS
Galileo
QZSS
Beidou
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Integrated Chipset
Integrated Chipset
No Ports
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No Ports
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External
External
Not Included
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Not Included
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1.1Wh
279mAh
3.84V
Lithium-Ion
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0.9Wh
225mAh
3.82V
Lithium-Ion
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Up to 18 Hours
Up to 18 Hours
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watchOS
watchOS
Build Material
Ceramic, Sapphire
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Up to 50m Water Resistant
Build Material
Aluminum, Glass
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Up to 50m Water Resistant
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Proprietary Wireless Charging
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Proprietary Wireless Charging
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Height
39.6 mm (1.6 in)
Width
34 mm (1.3 in)
Depth
11.8 mm (0.5 in)
Volume
0.016 L
Height
40 mm (1.6 in)
Width
34 mm (1.3 in)
Depth
10.7 mm (0.4 in)
Volume
0.015 L
Weight
40 g (1.41 oz)
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Weight
30 g (1.06 oz)
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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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Change Results